X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3f2965162ce86e5b669cd85d1bce98b6a232d020..dfde8cd35734463150078a804475402d48e4c241:/src/generic/grid.cpp diff --git a/src/generic/grid.cpp b/src/generic/grid.cpp index 8850bc7742..1c7a6320f0 100644 --- a/src/generic/grid.cpp +++ b/src/generic/grid.cpp @@ -1,4 +1,4 @@ -//////////////////////////////////////////////////////////////////////////// +/////////////////////////////////////////////////////////////////////////// // Name: grid.cpp // Purpose: wxGrid and related classes // Author: Michael Bedward (based on code by Julian Smart, Robin Dunn) @@ -9,24 +9,31 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -// For compilers that support precompilation, includes "wx/wx.h". -#include "wx/wxprec.h" - -#include "wx/defs.h" +// ============================================================================ +// declarations +// ============================================================================ -#if !defined(wxUSE_NEW_GRID) || !(wxUSE_NEW_GRID) -#include "gridg.cpp" -#else +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- #ifdef __GNUG__ #pragma implementation "grid.h" #endif +// For compilers that support precompilation, includes "wx/wx.h". +#include "wx/wxprec.h" + +#include "wx/defs.h" #ifdef __BORLANDC__ #pragma hdrstop #endif +#if !defined(wxUSE_NEW_GRID) || !(wxUSE_NEW_GRID) +#include "gridg.cpp" +#else + #ifndef WX_PRECOMP #include "wx/utils.h" #include "wx/dcclient.h" @@ -34,2444 +41,3592 @@ #include "wx/log.h" #endif -#include "wx/generic/grid.h" +// this include needs to be outside precomp for BCC +#include "wx/textfile.h" +#include "wx/grid.h" -////////////////////////////////////////////////////////////////////// + +// ---------------------------------------------------------------------------- +// array classes +// ---------------------------------------------------------------------------- + +WX_DEFINE_ARRAY(wxGridCellAttr *, wxArrayAttrs); + +struct wxGridCellWithAttr +{ + wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_) + : coords(row, col), attr(attr_) + { + } + + ~wxGridCellWithAttr() + { + attr->DecRef(); + } + + wxGridCellCoords coords; + wxGridCellAttr *attr; +}; + +WX_DECLARE_OBJARRAY(wxGridCellWithAttr, wxGridCellWithAttrArray); + +#include "wx/arrimpl.cpp" + +WX_DEFINE_OBJARRAY(wxGridCellCoordsArray) +WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray) + +// ---------------------------------------------------------------------------- +// private classes +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxGridRowLabelWindow : public wxWindow +{ +public: + wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; } + wxGridRowLabelWindow( wxGrid *parent, wxWindowID id, + const wxPoint &pos, const wxSize &size ); + +private: + wxGrid *m_owner; + + void OnPaint( wxPaintEvent& event ); + void OnMouseEvent( wxMouseEvent& event ); + void OnKeyDown( wxKeyEvent& event ); + + DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow) + DECLARE_EVENT_TABLE() +}; + + +class WXDLLEXPORT wxGridColLabelWindow : public wxWindow +{ +public: + wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; } + wxGridColLabelWindow( wxGrid *parent, wxWindowID id, + const wxPoint &pos, const wxSize &size ); + +private: + wxGrid *m_owner; + + void OnPaint( wxPaintEvent &event ); + void OnMouseEvent( wxMouseEvent& event ); + void OnKeyDown( wxKeyEvent& event ); + + DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow) + DECLARE_EVENT_TABLE() +}; + + +class WXDLLEXPORT wxGridCornerLabelWindow : public wxWindow +{ +public: + wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; } + wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id, + const wxPoint &pos, const wxSize &size ); + +private: + wxGrid *m_owner; + + void OnMouseEvent( wxMouseEvent& event ); + void OnKeyDown( wxKeyEvent& event ); + void OnPaint( wxPaintEvent& event ); + + DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow) + DECLARE_EVENT_TABLE() +}; + +class WXDLLEXPORT wxGridWindow : public wxPanel +{ +public: + wxGridWindow() + { + m_owner = (wxGrid *)NULL; + m_rowLabelWin = (wxGridRowLabelWindow *)NULL; + m_colLabelWin = (wxGridColLabelWindow *)NULL; + } + + wxGridWindow( wxGrid *parent, + wxGridRowLabelWindow *rowLblWin, + wxGridColLabelWindow *colLblWin, + wxWindowID id, const wxPoint &pos, const wxSize &size ); + ~wxGridWindow(); + + void ScrollWindow( int dx, int dy, const wxRect *rect ); + +private: + wxGrid *m_owner; + wxGridRowLabelWindow *m_rowLabelWin; + wxGridColLabelWindow *m_colLabelWin; + + void OnPaint( wxPaintEvent &event ); + void OnMouseEvent( wxMouseEvent& event ); + void OnKeyDown( wxKeyEvent& ); + void OnEraseBackground( wxEraseEvent& ); + + + DECLARE_DYNAMIC_CLASS(wxGridWindow) + DECLARE_EVENT_TABLE() +}; + + + +class wxGridCellEditorEvtHandler : public wxEvtHandler +{ +public: + wxGridCellEditorEvtHandler() + : m_grid(0), m_editor(0) + { } + wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor) + : m_grid(grid), m_editor(editor) + { } + + void OnKeyDown(wxKeyEvent& event); + +private: + wxGrid* m_grid; + wxGridCellEditor* m_editor; + DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler) + DECLARE_EVENT_TABLE() +}; + + +IMPLEMENT_DYNAMIC_CLASS( wxGridCellEditorEvtHandler, wxEvtHandler ) +BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler ) + EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown ) +END_EVENT_TABLE() + + + +// ---------------------------------------------------------------------------- +// the internal data representation used by wxGridCellAttrProvider +// ---------------------------------------------------------------------------- + +// this class stores attributes set for cells +class WXDLLEXPORT wxGridCellAttrData +{ +public: + void SetAttr(wxGridCellAttr *attr, int row, int col); + wxGridCellAttr *GetAttr(int row, int col) const; + +private: + // searches for the attr for given cell, returns wxNOT_FOUND if not found + int FindIndex(int row, int col) const; + + wxGridCellWithAttrArray m_attrs; +}; + +// this class stores attributes set for rows or columns +class WXDLLEXPORT wxGridRowOrColAttrData +{ +public: + ~wxGridRowOrColAttrData(); + + void SetAttr(wxGridCellAttr *attr, int rowOrCol); + wxGridCellAttr *GetAttr(int rowOrCol) const; + +private: + wxArrayInt m_rowsOrCols; + wxArrayAttrs m_attrs; +}; + +// NB: this is just a wrapper around 3 objects: one which stores cell +// attributes, and 2 others for row/col ones +class WXDLLEXPORT wxGridCellAttrProviderData +{ +public: + wxGridCellAttrData m_cellAttrs; + wxGridRowOrColAttrData m_rowAttrs, + m_colAttrs; +}; + +// ---------------------------------------------------------------------------- +// conditional compilation +// ---------------------------------------------------------------------------- + +#ifndef WXGRID_DRAW_LINES +#define WXGRID_DRAW_LINES 1 +#endif + +// ---------------------------------------------------------------------------- +// globals +// ---------------------------------------------------------------------------- + +//#define DEBUG_ATTR_CACHE +#ifdef DEBUG_ATTR_CACHE + static size_t gs_nAttrCacheHits = 0; + static size_t gs_nAttrCacheMisses = 0; +#endif // DEBUG_ATTR_CACHE wxGridCellCoords wxGridNoCellCoords( -1, -1 ); wxRect wxGridNoCellRect( -1, -1, -1, -1 ); +// scroll line size +// TODO: fixed so far - make configurable later (and also different for x/y) +static const size_t GRID_SCROLL_LINE = 10; +// ============================================================================ +// implementation +// ============================================================================ -////////////////////////////////////////////////////////////////////// -// -// Abstract base class for grid data (the model) -// -IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject ) +// ---------------------------------------------------------------------------- +// wxGridCellEditor +// ---------------------------------------------------------------------------- -wxGridTableBase::wxGridTableBase() - : wxObject() +wxGridCellEditor::wxGridCellEditor() { - m_view = (wxGrid *) NULL; + m_control = NULL; } -wxGridTableBase::~wxGridTableBase() + +wxGridCellEditor::~wxGridCellEditor() { + Destroy(); } -bool wxGridTableBase::InsertRows( size_t pos, size_t numRows ) +void wxGridCellEditor::Destroy() { - wxLogWarning( "Called grid table class function InsertRows(pos=%d, N=%d)\n" - "but your derived table class does not override this function", - pos, numRows ); - - return FALSE; + if (m_control) { + m_control->Destroy(); + m_control = NULL; + } } -bool wxGridTableBase::AppendRows( size_t numRows ) +void wxGridCellEditor::Show(bool show) { - wxLogWarning( "Called grid table class function AppendRows(N=%d)\n" - "but your derived table class does not override this function", - numRows ); - - return FALSE; + wxASSERT_MSG(m_control, + wxT("The wxGridCellEditor must be Created first!")); + m_control->Show(show); } -bool wxGridTableBase::DeleteRows( size_t pos, size_t numRows ) +void wxGridCellEditor::SetSize(const wxRect& rect) { - wxLogWarning( "Called grid table class function DeleteRows(pos=%d, N=%d)\n" - "but your derived table class does not override this function", - pos, numRows ); - - return FALSE; + wxASSERT_MSG(m_control, + wxT("The wxGridCellEditor must be Created first!")); + m_control->SetSize(rect); } -bool wxGridTableBase::InsertCols( size_t pos, size_t numCols ) +void wxGridCellEditor::HandleReturn(wxKeyEvent& event) { - wxLogWarning( "Called grid table class function InsertCols(pos=%d, N=%d)\n" - "but your derived table class does not override this function", - pos, numCols ); - - return FALSE; + event.Skip(); } -bool wxGridTableBase::AppendCols( size_t numCols ) + +void wxGridCellEditor::StartingKey(wxKeyEvent& event) { - wxLogWarning( "Called grid table class function AppendCols(N=%d)\n" - "but your derived table class does not override this function", - numCols ); - - return FALSE; } -bool wxGridTableBase::DeleteCols( size_t pos, size_t numCols ) + + +wxGridCellTextEditor::wxGridCellTextEditor() { - wxLogWarning( "Called grid table class function DeleteCols(pos=%d, N=%d)\n" - "but your derived table class does not override this function", - pos, numCols ); - - return FALSE; } +void wxGridCellTextEditor::Create(wxWindow* parent, + wxWindowID id, + wxEvtHandler* evtHandler) +{ + m_control = new wxTextCtrl(parent, -1, "", + wxDefaultPosition, wxDefaultSize +#if defined(__WXMSW__) + , wxTE_MULTILINE | wxTE_NO_VSCROLL // necessary ??? +#endif + ); + + if (evtHandler) + m_control->PushEventHandler(evtHandler); +} -wxString wxGridTableBase::GetRowLabelValue( int row ) + +void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid, + wxGridCellAttr* attr) { - wxString s; - s << row; - return s; + wxASSERT_MSG(m_control, + wxT("The wxGridCellEditor must be Created first!")); + + m_startValue = grid->GetTable()->GetValue(row, col); + ((wxTextCtrl*)m_control)->SetValue(m_startValue); + ((wxTextCtrl*)m_control)->SetInsertionPointEnd(); + ((wxTextCtrl*)m_control)->SetFocus(); + + // ??? Should we use attr and try to set colours and font? } -wxString wxGridTableBase::GetColLabelValue( int col ) + + +bool wxGridCellTextEditor::EndEdit(int row, int col, bool saveValue, + wxGrid* grid, wxGridCellAttr* attr) { - // default col labels are: - // cols 0 to 25 : A-Z - // cols 26 to 675 : AA-ZZ - // etc. + wxASSERT_MSG(m_control, + wxT("The wxGridCellEditor must be Created first!")); - wxString s; - unsigned int i, n; - for ( n = 1; ; n++ ) - { - s += ('A' + (char)( col%26 )); - col = col/26 - 1; - if ( col < 0 ) break; - } + bool changed = FALSE; + wxString value = ((wxTextCtrl*)m_control)->GetValue(); + if (value != m_startValue) + changed = TRUE; - // reverse the string... - wxString s2; - for ( i = 0; i < n; i++ ) - { - s2 += s[n-i-1]; - } + if (changed) + grid->GetTable()->SetValue(row, col, value); - return s2; + m_startValue = ""; + ((wxTextCtrl*)m_control)->SetValue(m_startValue); + + return changed; } +void wxGridCellTextEditor::Reset() +{ + wxASSERT_MSG(m_control, + wxT("The wxGridCellEditor must be Created first!")); -////////////////////////////////////////////////////////////////////// -// -// Message class for the grid table to send requests and notifications -// to the grid view -// + ((wxTextCtrl*)m_control)->SetValue(m_startValue); + ((wxTextCtrl*)m_control)->SetInsertionPointEnd(); +} -wxGridTableMessage::wxGridTableMessage() + +void wxGridCellTextEditor::StartingKey(wxKeyEvent& event) { - m_table = (wxGridTableBase *) NULL; - m_id = -1; - m_comInt1 = -1; - m_comInt2 = -1; + wxASSERT_MSG(m_control, + wxT("The wxGridCellEditor must be Created first!")); + + int code = event.KeyCode(); + if (code >= 32 && code < 255) { + wxString st((char)code); + if (! event.ShiftDown()) + st.LowerCase(); + ((wxTextCtrl*)m_control)->AppendText(st); + } } -wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id, - int commandInt1, int commandInt2 ) + +void wxGridCellTextEditor::HandleReturn(wxKeyEvent& event) { - m_table = table; - m_id = id; - m_comInt1 = commandInt1; - m_comInt2 = commandInt2; +#if defined(__WXMOTIF__) || defined(__WXGTK__) + // wxMotif needs a little extra help... + int pos = ((wxTextCtrl*)m_control)->GetInsertionPoint(); + wxString s( ((wxTextCtrl*)m_control)->GetValue() ); + s = s.Left(pos) + "\n" + s.Mid(pos); + ((wxTextCtrl*)m_control)->SetValue(s); + ((wxTextCtrl*)m_control)->SetInsertionPoint( pos ); +#else + // the other ports can handle a Return key press + // + event.Skip(); +#endif } +void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event) +{ + switch ( event.KeyCode() ) + { + case WXK_ESCAPE: + m_editor->Reset(); + m_grid->EnableCellEditControl(FALSE); + break; -////////////////////////////////////////////////////////////////////// -// -// A basic grid table for string data. An object of this class will -// created by wxGrid if you don't specify an alternative table class. -// - +// case WXK_UP: +// case WXK_DOWN: +// case WXK_LEFT: +// case WXK_RIGHT: +// case WXK_PRIOR: +// case WXK_NEXT: +// case WXK_SPACE: +// case WXK_HOME: +// case WXK_END: +// // send the event to the parent grid, skipping the +// // event if nothing happens +// // +// event.Skip( m_grid->ProcessEvent( event ) ); +// break; + + case WXK_TAB: + case WXK_RETURN: + if (!m_grid->ProcessEvent(event)) + m_editor->HandleReturn(event); + break; -// this is a magic incantation which must be done! -#include -WX_DEFINE_OBJARRAY(wxGridStringArray) + default: + event.Skip(); + } +} -IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase ) +// ---------------------------------------------------------------------------- +// wxGridCellRenderer +// ---------------------------------------------------------------------------- -wxGridStringTable::wxGridStringTable() - : wxGridTableBase() +void wxGridCellRenderer::Draw(wxGrid& grid, + wxGridCellAttr& attr, + wxDC& dc, + const wxRect& rect, + int row, int col, + bool isSelected) { + dc.SetBackgroundMode( wxSOLID ); + + if ( isSelected ) + { + dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) ); + } + else + { + dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) ); + } + + dc.SetPen( *wxTRANSPARENT_PEN ); + dc.DrawRectangle(rect); } -wxGridStringTable::wxGridStringTable( int numRows, int numCols ) - : wxGridTableBase() +void wxGridCellStringRenderer::Draw(wxGrid& grid, + wxGridCellAttr& attr, + wxDC& dc, + const wxRect& rectCell, + int row, int col, + bool isSelected) { - int row, col; - - m_data.Alloc( numRows ); + wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected); - wxArrayString sa; - sa.Alloc( numCols ); - for ( col = 0; col < numCols; col++ ) + // now we only have to draw the text + dc.SetBackgroundMode( wxTRANSPARENT ); + + if ( isSelected ) { - sa.Add( wxEmptyString ); + dc.SetTextBackground( grid.GetSelectionBackground() ); + dc.SetTextForeground( grid.GetSelectionForeground() ); } - - for ( row = 0; row < numRows; row++ ) + else { - m_data.Add( sa ); + dc.SetTextBackground( attr.GetBackgroundColour() ); + dc.SetTextForeground( attr.GetTextColour() ); } + dc.SetFont( attr.GetFont() ); + + int hAlign, vAlign; + attr.GetAlignment(&hAlign, &vAlign); + + wxRect rect = rectCell; + rect.x++; + rect.y++; + rect.width -= 2; + rect.height -= 2; + + grid.DrawTextRectangle(dc, grid.GetCellValue(row, col), + rect, hAlign, vAlign); } -wxGridStringTable::~wxGridStringTable() +// ---------------------------------------------------------------------------- +// wxGridCellAttr +// ---------------------------------------------------------------------------- + +const wxColour& wxGridCellAttr::GetTextColour() const { + if (HasTextColour()) + return m_colText; + else if (m_defGridAttr != this) + return m_defGridAttr->GetTextColour(); + else { + wxFAIL_MSG(wxT("Missing default cell attribute")); + return wxNullColour; + } } -long wxGridStringTable::GetNumberRows() + +const wxColour& wxGridCellAttr::GetBackgroundColour() const { - return m_data.GetCount(); + if (HasBackgroundColour()) + return m_colBack; + else if (m_defGridAttr != this) + return m_defGridAttr->GetBackgroundColour(); + else { + wxFAIL_MSG(wxT("Missing default cell attribute")); + return wxNullColour; + } } -long wxGridStringTable::GetNumberCols() + +const wxFont& wxGridCellAttr::GetFont() const { - if ( m_data.GetCount() > 0 ) - return m_data[0].GetCount(); - else - return 0; + if (HasFont()) + return m_font; + else if (m_defGridAttr != this) + return m_defGridAttr->GetFont(); + else { + wxFAIL_MSG(wxT("Missing default cell attribute")); + return wxNullFont; + } } -wxString wxGridStringTable::GetValue( int row, int col ) + +void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const { - // TODO: bounds checking - // - return m_data[row][col]; + if (HasAlignment()) { + if ( hAlign ) *hAlign = m_hAlign; + if ( vAlign ) *vAlign = m_vAlign; + } + else if (m_defGridAttr != this) + m_defGridAttr->GetAlignment(hAlign, vAlign); + else { + wxFAIL_MSG(wxT("Missing default cell attribute")); + } } -void wxGridStringTable::SetValue( int row, int col, const wxString& s ) + +wxGridCellRenderer* wxGridCellAttr::GetRenderer() const { - // TODO: bounds checking - // - m_data[row][col] = s; + if (HasRenderer()) + return m_renderer; + else if (m_defGridAttr != this) + return m_defGridAttr->GetRenderer(); + else { + wxFAIL_MSG(wxT("Missing default cell attribute")); + return NULL; + } } -bool wxGridStringTable::IsEmptyCell( int row, int col ) +wxGridCellEditor* wxGridCellAttr::GetEditor() const { - // TODO: bounds checking - // - return (m_data[row][col] == wxEmptyString); + if (HasEditor()) + return m_editor; + else if (m_defGridAttr != this) + return m_defGridAttr->GetEditor(); + else { + wxFAIL_MSG(wxT("Missing default cell attribute")); + return NULL; + } } +// ---------------------------------------------------------------------------- +// wxGridCellAttrData +// ---------------------------------------------------------------------------- -void wxGridStringTable::Clear() +void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col) { - int row, col; - int numRows, numCols; - - numRows = m_data.GetCount(); - if ( numRows > 0 ) + int n = FindIndex(row, col); + if ( n == wxNOT_FOUND ) { - numCols = m_data[0].GetCount(); - - for ( row = 0; row < numRows; row++ ) - { - for ( col = 0; col < numCols; col++ ) - { - m_data[row][col] = wxEmptyString; - } - } + // add the attribute + m_attrs.Add(new wxGridCellWithAttr(row, col, attr)); } -} - - -bool wxGridStringTable::InsertRows( size_t pos, size_t numRows ) -{ - size_t row, col; - - size_t curNumRows = m_data.GetCount(); - size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 ); - - if ( pos >= curNumRows ) - { - return AppendRows( numRows ); - } - - wxArrayString sa; - sa.Alloc( curNumCols ); - for ( col = 0; col < curNumCols; col++ ) + else { - sa.Add( wxEmptyString ); + if ( attr ) + { + // change the attribute + m_attrs[(size_t)n].attr = attr; + } + else + { + // remove this attribute + m_attrs.RemoveAt((size_t)n); + } } +} - for ( row = pos; row < pos + numRows; row++ ) - { - m_data.Insert( sa, row ); - } +wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const +{ + wxGridCellAttr *attr = (wxGridCellAttr *)NULL; - if ( GetView() ) + int n = FindIndex(row, col); + if ( n != wxNOT_FOUND ) { - wxGridTableMessage msg( this, - wxGRIDTABLE_NOTIFY_ROWS_INSERTED, - pos, - numRows ); - - GetView()->ProcessTableMessage( msg ); + attr = m_attrs[(size_t)n].attr; + attr->IncRef(); } - return TRUE; + return attr; } -bool wxGridStringTable::AppendRows( size_t numRows ) +int wxGridCellAttrData::FindIndex(int row, int col) const { - size_t row, col; - - size_t curNumRows = m_data.GetCount(); - size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 ); - - wxArrayString sa; - if ( curNumCols > 0 ) + size_t count = m_attrs.GetCount(); + for ( size_t n = 0; n < count; n++ ) { - sa.Alloc( curNumCols ); - for ( col = 0; col < curNumCols; col++ ) + const wxGridCellCoords& coords = m_attrs[n].coords; + if ( (coords.GetRow() == row) && (coords.GetCol() == col) ) { - sa.Add( wxEmptyString ); + return n; } } - - for ( row = 0; row < numRows; row++ ) - { - m_data.Add( sa ); - } - if ( GetView() ) + return wxNOT_FOUND; +} + +// ---------------------------------------------------------------------------- +// wxGridRowOrColAttrData +// ---------------------------------------------------------------------------- + +wxGridRowOrColAttrData::~wxGridRowOrColAttrData() +{ + size_t count = m_attrs.Count(); + for ( size_t n = 0; n < count; n++ ) { - wxGridTableMessage msg( this, - wxGRIDTABLE_NOTIFY_ROWS_APPENDED, - numRows ); - - GetView()->ProcessTableMessage( msg ); + m_attrs[n]->DecRef(); } - - return TRUE; } -bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows ) +wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const { - size_t n; + wxGridCellAttr *attr = (wxGridCellAttr *)NULL; - size_t curNumRows = m_data.GetCount(); - - if ( pos >= curNumRows ) + int n = m_rowsOrCols.Index(rowOrCol); + if ( n != wxNOT_FOUND ) { - wxLogError( "Called wxGridStringTable::DeleteRows(pos=%d, N=%d)...\n" - "Pos value is invalid for present table with %d rows", - pos, numRows, curNumRows ); - return FALSE; + attr = m_attrs[(size_t)n]; + attr->IncRef(); } - if ( numRows > curNumRows - pos ) - { - numRows = curNumRows - pos; - } - - if ( numRows >= curNumRows ) + return attr; +} + +void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol) +{ + int n = m_rowsOrCols.Index(rowOrCol); + if ( n == wxNOT_FOUND ) { - m_data.Empty(); // don't release memory just yet + // add the attribute + m_rowsOrCols.Add(rowOrCol); + m_attrs.Add(attr); } else { - for ( n = 0; n < numRows; n++ ) + if ( attr ) { - m_data.Remove( pos ); + // change the attribute + m_attrs[(size_t)n] = attr; + } + else + { + // remove this attribute + m_attrs[(size_t)n]->DecRef(); + m_rowsOrCols.RemoveAt((size_t)n); + m_attrs.RemoveAt((size_t)n); } } +} - if ( GetView() ) - { - wxGridTableMessage msg( this, - wxGRIDTABLE_NOTIFY_ROWS_DELETED, - pos, - numRows ); - - GetView()->ProcessTableMessage( msg ); - } +// ---------------------------------------------------------------------------- +// wxGridCellAttrProvider +// ---------------------------------------------------------------------------- - return TRUE; +wxGridCellAttrProvider::wxGridCellAttrProvider() +{ + m_data = (wxGridCellAttrProviderData *)NULL; } -bool wxGridStringTable::InsertCols( size_t pos, size_t numCols ) +wxGridCellAttrProvider::~wxGridCellAttrProvider() { - size_t row, col; + delete m_data; +} - size_t curNumRows = m_data.GetCount(); - size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 ); - - if ( pos >= curNumCols ) - { - return AppendCols( numCols ); - } +void wxGridCellAttrProvider::InitData() +{ + m_data = new wxGridCellAttrProviderData; +} - for ( row = 0; row < curNumRows; row++ ) +wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col) const +{ + wxGridCellAttr *attr = (wxGridCellAttr *)NULL; + if ( m_data ) { - for ( col = pos; col < pos + numCols; col++ ) + // first look for the attribute of this specific cell + attr = m_data->m_cellAttrs.GetAttr(row, col); + + if ( !attr ) { - m_data[row].Insert( wxEmptyString, col ); + // then look for the col attr (col attributes are more common than + // the row ones, hence they have priority) + attr = m_data->m_colAttrs.GetAttr(col); } - } - if ( GetView() ) - { - wxGridTableMessage msg( this, - wxGRIDTABLE_NOTIFY_COLS_INSERTED, - pos, - numCols ); - - GetView()->ProcessTableMessage( msg ); + if ( !attr ) + { + // finally try the row attributes + attr = m_data->m_rowAttrs.GetAttr(row); + } } - return TRUE; + return attr; } -bool wxGridStringTable::AppendCols( size_t numCols ) +void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr, + int row, int col) { - size_t row, n; + if ( !m_data ) + InitData(); - size_t curNumRows = m_data.GetCount(); - if ( !curNumRows ) - { - // TODO: something better than this ? - // - wxLogError( "Unable to append cols to a grid table with no rows.\n" - "Call AppendRows() first" ); - return FALSE; - } - - for ( row = 0; row < curNumRows; row++ ) - { - for ( n = 0; n < numCols; n++ ) - { - m_data[row].Add( wxEmptyString ); - } - } + m_data->m_cellAttrs.SetAttr(attr, row, col); +} - if ( GetView() ) - { - wxGridTableMessage msg( this, - wxGRIDTABLE_NOTIFY_COLS_APPENDED, - numCols ); - - GetView()->ProcessTableMessage( msg ); - } +void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row) +{ + if ( !m_data ) + InitData(); - return TRUE; + m_data->m_rowAttrs.SetAttr(attr, row); } -bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols ) +void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col) { - size_t row, n; + if ( !m_data ) + InitData(); - size_t curNumRows = m_data.GetCount(); - size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 ); - - if ( pos >= curNumCols ) - { - wxLogError( "Called wxGridStringTable::DeleteCols(pos=%d, N=%d)...\n" - "Pos value is invalid for present table with %d cols", - pos, numCols, curNumCols ); - return FALSE; - } + m_data->m_colAttrs.SetAttr(attr, col); +} - if ( numCols > curNumCols - pos ) - { - numCols = curNumCols - pos; - } +// ---------------------------------------------------------------------------- +// wxGridTableBase +// ---------------------------------------------------------------------------- - for ( row = 0; row < curNumRows; row++ ) - { - if ( numCols >= curNumCols ) - { - m_data[row].Clear(); - } - else - { - for ( n = 0; n < numCols; n++ ) - { - m_data[row].Remove( pos ); - } - } - } +////////////////////////////////////////////////////////////////////// +// +// Abstract base class for grid data (the model) +// +IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject ) - if ( GetView() ) - { - wxGridTableMessage msg( this, - wxGRIDTABLE_NOTIFY_COLS_DELETED, - pos, - numCols ); - - GetView()->ProcessTableMessage( msg ); - } - return TRUE; +wxGridTableBase::wxGridTableBase() +{ + m_view = (wxGrid *) NULL; + m_attrProvider = (wxGridCellAttrProvider *) NULL; } -wxString wxGridStringTable::GetRowLabelValue( int row ) +wxGridTableBase::~wxGridTableBase() { - if ( row > (int)(m_rowLabels.GetCount()) - 1 ) + delete m_attrProvider; +} + +void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider) +{ + delete m_attrProvider; + m_attrProvider = attrProvider; +} + +wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col) +{ + if ( m_attrProvider ) + return m_attrProvider->GetAttr(row, col); + else + return (wxGridCellAttr *)NULL; +} + +void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col) +{ + if ( m_attrProvider ) { - // using default label - // - return wxGridTableBase::GetRowLabelValue( row ); + m_attrProvider->SetAttr(attr, row, col); } else { - return m_rowLabels[ row ]; + // as we take ownership of the pointer and don't store it, we must + // free it now + attr->SafeDecRef(); } } -wxString wxGridStringTable::GetColLabelValue( int col ) +void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row) { - if ( col > (int)(m_colLabels.GetCount()) - 1 ) + if ( m_attrProvider ) { - // using default label - // - return wxGridTableBase::GetColLabelValue( col ); + m_attrProvider->SetRowAttr(attr, row); } else { - return m_colLabels[ col ]; + // as we take ownership of the pointer and don't store it, we must + // free it now + attr->SafeDecRef(); } } -void wxGridStringTable::SetRowLabelValue( int row, const wxString& value ) +void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col) { - if ( row > (int)(m_rowLabels.GetCount()) - 1 ) + if ( m_attrProvider ) { - int n = m_rowLabels.GetCount(); - int i; - for ( i = n; i <= row; i++ ) - { - m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) ); - } + m_attrProvider->SetColAttr(attr, col); + } + else + { + // as we take ownership of the pointer and don't store it, we must + // free it now + attr->SafeDecRef(); } +} - m_rowLabels[row] = value; +bool wxGridTableBase::InsertRows( size_t pos, size_t numRows ) +{ + wxFAIL_MSG( wxT("Called grid table class function InsertRows\n" + "but your derived table class does not override this function") ); + + return FALSE; } -void wxGridStringTable::SetColLabelValue( int col, const wxString& value ) +bool wxGridTableBase::AppendRows( size_t numRows ) { - if ( col > (int)(m_colLabels.GetCount()) - 1 ) - { - int n = m_colLabels.GetCount(); - int i; - for ( i = n; i <= col; i++ ) - { - m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) ); - } - } + wxFAIL_MSG( wxT("Called grid table class function AppendRows\n" + "but your derived table class does not override this function")); - m_colLabels[col] = value; + return FALSE; } +bool wxGridTableBase::DeleteRows( size_t pos, size_t numRows ) +{ + wxFAIL_MSG( wxT("Called grid table class function DeleteRows\n" + "but your derived table class does not override this function")); + return FALSE; +} +bool wxGridTableBase::InsertCols( size_t pos, size_t numCols ) +{ + wxFAIL_MSG( wxT("Called grid table class function InsertCols\n" + "but your derived table class does not override this function")); -////////////////////////////////////////////////////////////////////// + return FALSE; +} -IMPLEMENT_DYNAMIC_CLASS( wxGridTextCtrl, wxTextCtrl ) - -BEGIN_EVENT_TABLE( wxGridTextCtrl, wxTextCtrl ) - EVT_KEY_DOWN( wxGridTextCtrl::OnKeyDown ) -END_EVENT_TABLE() +bool wxGridTableBase::AppendCols( size_t numCols ) +{ + wxFAIL_MSG(wxT("Called grid table class function AppendCols\n" + "but your derived table class does not override this function")); + return FALSE; +} -wxGridTextCtrl::wxGridTextCtrl( wxWindow *par, - bool isCellControl, - wxWindowID id, - const wxString& value, - const wxPoint& pos, - const wxSize& size, - long style ) - : wxTextCtrl( par, id, value, pos, size, style ) +bool wxGridTableBase::DeleteCols( size_t pos, size_t numCols ) { - m_isCellControl = isCellControl; + wxFAIL_MSG( wxT("Called grid table class function DeleteCols\n" + "but your derived table class does not override this function")); + + return FALSE; } -void wxGridTextCtrl::OnKeyDown( wxKeyEvent& ev ) +wxString wxGridTableBase::GetRowLabelValue( int row ) { - switch ( ev.KeyCode() ) - { - case WXK_ESCAPE: - ((wxGrid *)GetParent())->SetEditControlValue( startValue ); - SetInsertionPointEnd(); - break; - - case WXK_UP: - case WXK_DOWN: - case WXK_LEFT: - case WXK_RIGHT: - case WXK_RETURN: - if ( m_isCellControl ) - { - // send the event to the parent grid, skipping the - // event if nothing happens - // - ev.Skip( !GetParent()->ProcessEvent( ev ) ); - } - else - { - // default text control response within the top edit - // control - // - ev.Skip(); - } - break; - - case WXK_HOME: - case WXK_END: - if ( m_isCellControl ) - { - // send the event to the parent grid, skipping the - // event if nothing happens - // - ev.Skip( !GetParent()->ProcessEvent( ev ) ); - } - else - { - // default text control response within the top edit - // control - // - ev.Skip(); - } - break; - - default: - ev.Skip(); - } + wxString s; + s << row; + return s; } -void wxGridTextCtrl::SetStartValue( const wxString& s ) +wxString wxGridTableBase::GetColLabelValue( int col ) { - startValue = s; - wxTextCtrl::SetValue( s.c_str() ); -} - - -////////////////////////////////////////////////////////////////////// + // default col labels are: + // cols 0 to 25 : A-Z + // cols 26 to 675 : AA-ZZ + // etc. -IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxPanel ) + wxString s; + unsigned int i, n; + for ( n = 1; ; n++ ) + { + s += (_T('A') + (wxChar)( col%26 )); + col = col/26 - 1; + if ( col < 0 ) break; + } - -BEGIN_EVENT_TABLE( wxGrid, wxPanel ) - EVT_PAINT( wxGrid::OnPaint ) - EVT_SIZE( wxGrid::OnSize ) - EVT_MOUSE_EVENTS( wxGrid::OnMouse ) - EVT_KEY_DOWN( wxGrid::OnKeyDown ) - EVT_TEXT( wxGRID_CELLCTRL, wxGrid::OnText ) - EVT_TEXT( wxGRID_TOPCTRL, wxGrid::OnText ) - EVT_COMMAND_SCROLL( wxGRID_HORIZSCROLL, wxGrid::OnGridScroll) - EVT_COMMAND_SCROLL( wxGRID_VERTSCROLL, wxGrid::OnGridScroll) -END_EVENT_TABLE() - + // reverse the string... + wxString s2; + for ( i = 0; i < n; i++ ) + { + s2 += s[n-i-1]; + } -wxGrid::~wxGrid() -{ - delete m_table; + return s2; } + +////////////////////////////////////////////////////////////////////// // -// ----- internal init and update functions +// Message class for the grid table to send requests and notifications +// to the grid view // -void wxGrid::Create() +wxGridTableMessage::wxGridTableMessage() { - m_table = (wxGridTableBase *) NULL; - m_topEditCtrl = (wxWindow *) NULL; - m_cellEditCtrl = (wxWindow *) NULL; - m_horizScrollBar = (wxScrollBar *) NULL; - m_vertScrollBar = (wxScrollBar *) NULL; - - m_numRows = 0; - m_numCols = 0; - m_created = FALSE; + m_table = (wxGridTableBase *) NULL; + m_id = -1; + m_comInt1 = -1; + m_comInt2 = -1; } -void wxGrid::Init() +wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id, + int commandInt1, int commandInt2 ) { - int i; - - m_left = 0; - m_top = 0; + m_table = table; + m_id = id; + m_comInt1 = commandInt1; + m_comInt2 = commandInt2; +} - // TODO: perhaps have a style flag for control panel - // - m_topEditCtrlEnabled = FALSE; - m_topEditCtrl = new wxGridTextCtrl( this, - FALSE, - wxGRID_TOPCTRL, - "", - wxPoint(10, 10), - wxSize(WXGRID_DEFAULT_TOPEDIT_WIDTH, - WXGRID_DEFAULT_TOPEDIT_HEIGHT), - wxTE_MULTILINE ); - m_topEditCtrl->Show( FALSE ); - if ( m_numRows <= 0 ) - m_numRows = WXGRID_DEFAULT_NUMBER_ROWS; - if ( m_numCols <= 0 ) - m_numCols = WXGRID_DEFAULT_NUMBER_COLS; +////////////////////////////////////////////////////////////////////// +// +// A basic grid table for string data. An object of this class will +// created by wxGrid if you don't specify an alternative table class. +// - m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH; - m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT; +WX_DEFINE_OBJARRAY(wxGridStringArray) - // default labels are pale grey with black text - // - m_labelBackgroundColour = wxColour( 192, 192, 192 ); - m_labelTextColour = wxColour( 0, 0, 0 ); +IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase ) - // TODO: something better than this ? - // - m_labelFont = this->GetFont(); - m_labelFont.SetWeight( m_labelFont.GetWeight() + 2 ); - - m_rowLabelHorizAlign = wxLEFT; - m_rowLabelVertAlign = wxCENTRE; +wxGridStringTable::wxGridStringTable() + : wxGridTableBase() +{ +} - m_colLabelHorizAlign = wxCENTRE; - m_colLabelVertAlign = wxTOP; +wxGridStringTable::wxGridStringTable( int numRows, int numCols ) + : wxGridTableBase() +{ + int row, col; - m_defaultRowHeight = WXGRID_DEFAULT_ROW_HEIGHT; - m_defaultColWidth = WXGRID_DEFAULT_COL_WIDTH; + m_data.Alloc( numRows ); - m_rowHeights.Alloc( m_numRows ); - m_rowBottoms.Alloc( m_numRows ); - for ( i = 0; i < m_numRows; i++ ) + wxArrayString sa; + sa.Alloc( numCols ); + for ( col = 0; col < numCols; col++ ) { - m_rowHeights.Add( m_defaultRowHeight ); - m_rowBottoms.Add( 0 ); // set by CalcDimensions() + sa.Add( wxEmptyString ); } - m_colWidths.Alloc( m_numCols ); - m_colRights.Alloc( m_numRows ); - for ( i = 0; i < m_numCols; i++ ) + for ( row = 0; row < numRows; row++ ) { - m_colWidths.Add( m_defaultColWidth ); - m_colRights.Add( 0 ); // set by CalcDimensions() + m_data.Add( sa ); } - - // TODO: improve this ? - // - m_defaultCellFont = this->GetFont(); - - m_gridLineColour = wxColour( 0, 0, 255 ); - m_gridLinesEnabled = TRUE; - - m_scrollBarWidth = WXGRID_DEFAULT_SCROLLBAR_WIDTH; - - m_horizScrollBar = new wxScrollBar( this, - wxGRID_HORIZSCROLL, - wxPoint(0, 0), - wxSize(10, 10), - wxHORIZONTAL); - - m_vertScrollBar = new wxScrollBar( this, - wxGRID_VERTSCROLL, - wxPoint(0, 0), - wxSize(10, 10), - wxVERTICAL); - m_scrollPosX = 0; - m_scrollPosY = 0; - m_wholeColsVisible = 0; - m_wholeRowsVisible = 0; - - m_firstPaint = TRUE; - m_inOnKeyDown = FALSE; - m_batchCount = 0; - - m_cursorMode = WXGRID_CURSOR_DEFAULT; - m_dragLastPos = -1; - m_dragRowOrCol = -1; - m_isDragging = FALSE; - - m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS ); - m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE ); - - m_currentCellCoords = wxGridNoCellCoords; - m_currentCellHighlighted = FALSE; - - m_selectedTopLeft = wxGridNoCellCoords; - m_selectedBottomRight = wxGridNoCellCoords; - - m_editable = TRUE; // default for whole grid - - // TODO: extend this to other types of controls - // - m_cellEditCtrl = new wxGridTextCtrl( this, - TRUE, - wxGRID_CELLCTRL, - "", - wxPoint(1,1), - wxSize(1,1), - wxNO_BORDER -#ifdef __WXMSW__ - | wxTE_MULTILINE | wxTE_NO_VSCROLL -#endif - ); - - m_cellEditCtrl->Show( FALSE ); - m_cellEditCtrlEnabled = TRUE; - m_editCtrlType = wxGRID_TEXTCTRL; - - // Not really needed here, it gets called by OnSize() - // - // CalcDimensions(); } +wxGridStringTable::~wxGridStringTable() +{ +} -void wxGrid::CalcDimensions() +long wxGridStringTable::GetNumberRows() { - int i; + return m_data.GetCount(); +} - if ( IsTopEditControlEnabled() ) - { - int ctrlW, ctrlH; - m_topEditCtrl->GetSize( &ctrlW, &ctrlH ); - - m_top = ctrlH + 20; - } +long wxGridStringTable::GetNumberCols() +{ + if ( m_data.GetCount() > 0 ) + return m_data[0].GetCount(); else - { - m_top = 0; - } - - int bottom = m_top + m_colLabelHeight; - for ( i = m_scrollPosY; i < m_numRows; i++ ) - { - bottom += m_rowHeights[i]; - m_rowBottoms[i] = bottom; - } - - int right = m_left + m_rowLabelWidth; - for ( i = m_scrollPosX; i < m_numCols; i++ ) - { - right += m_colWidths[i]; - m_colRights[i] = right; - } + return 0; +} - // adjust the scroll bars +wxString wxGridStringTable::GetValue( int row, int col ) +{ + // TODO: bounds checking // - - int cw, ch; - GetClientSize(&cw, &ch); + return m_data[row][col]; +} - // begin by assuming that we don't need either scroll bar +void wxGridStringTable::SetValue( int row, int col, const wxString& s ) +{ + // TODO: bounds checking // - int vertScrollBarWidth = 0; - int horizScrollBarHeight = 0; + m_data[row][col] = s; +} - // Each scroll bar needs to eventually know if the other one is - // required in deciding whether or not it is also required - hence - // this loop. A bit inelegant but simple and it works. +bool wxGridStringTable::IsEmptyCell( int row, int col ) +{ + // TODO: bounds checking // - int check; - for ( check = 0; check < 2; check++ ) - { - if ( m_numRows > 0 && - m_rowBottoms[m_numRows-1] + horizScrollBarHeight > ch ) - { - vertScrollBarWidth = m_scrollBarWidth; + return (m_data[row][col] == wxEmptyString); +} - m_wholeRowsVisible = 0; - for ( i = m_scrollPosY; i < m_numRows; i++ ) - { - // A partial row doesn't count, we still have to scroll to - // see the rest of it - if ( m_rowBottoms[i] + horizScrollBarHeight > ch ) break; - m_wholeRowsVisible++ ; - } - } - else - { - m_wholeRowsVisible = m_numRows - m_scrollPosY; - if ( m_scrollPosY ) - { - vertScrollBarWidth = m_scrollBarWidth; - } - } - +void wxGridStringTable::Clear() +{ + int row, col; + int numRows, numCols; - if ( m_numCols && - m_colRights[m_numCols-1] + vertScrollBarWidth > cw) - { - horizScrollBarHeight = m_scrollBarWidth; + numRows = m_data.GetCount(); + if ( numRows > 0 ) + { + numCols = m_data[0].GetCount(); - m_wholeColsVisible = 0; - for ( i = m_scrollPosX; i < m_numCols; i++ ) - { - // A partial col doesn't count, we still have to scroll to - // see the rest of it - if ( m_colRights[i] + vertScrollBarWidth > cw ) break; - - m_wholeColsVisible++ ; - } - } - else + for ( row = 0; row < numRows; row++ ) { - // we can see the right-most column - // - m_wholeColsVisible = m_numCols - m_scrollPosX; - if ( m_scrollPosX ) + for ( col = 0; col < numCols; col++ ) { - horizScrollBarHeight = m_scrollBarWidth; + m_data[row][col] = wxEmptyString; } } } +} - - if ( m_vertScrollBar ) - { - if ( !vertScrollBarWidth ) - { - m_vertScrollBar->Show(FALSE); - } - else - { - m_vertScrollBar->Show(TRUE); - m_vertScrollBar->SetScrollbar( - m_scrollPosY, - wxMax(m_wholeRowsVisible, 1), - (m_wholeRowsVisible == 0 ? 1 : m_numRows), - wxMax(m_wholeRowsVisible, 1) ); - - m_vertScrollBar->SetSize( cw - m_scrollBarWidth, - m_top, - m_scrollBarWidth, - ch - m_top - horizScrollBarHeight); - } - } - - if ( m_horizScrollBar ) - { - if ( !horizScrollBarHeight ) - { - m_horizScrollBar->Show(FALSE); - } - else - { - m_horizScrollBar->Show(TRUE); - m_horizScrollBar->SetScrollbar( - m_scrollPosX, - wxMax(m_wholeColsVisible, 1), - (m_wholeColsVisible == 0) ? 1 : m_numCols, - wxMax(m_wholeColsVisible, 1) ); +bool wxGridStringTable::InsertRows( size_t pos, size_t numRows ) +{ + size_t row, col; + + size_t curNumRows = m_data.GetCount(); + size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 ); - m_horizScrollBar->SetSize( m_left, - ch - m_scrollBarWidth, - cw - m_left - vertScrollBarWidth, - m_scrollBarWidth ); - } + if ( pos >= curNumRows ) + { + return AppendRows( numRows ); } - m_bottom = m_right = 0; - if ( m_numRows > 0 ) + wxArrayString sa; + sa.Alloc( curNumCols ); + for ( col = 0; col < curNumCols; col++ ) { - m_bottom = wxMin( m_rowBottoms[m_numRows-1], - ch - horizScrollBarHeight ); + sa.Add( wxEmptyString ); } - if ( m_numCols > 0 ) + + for ( row = pos; row < pos + numRows; row++ ) { - m_right = wxMin( m_colRights[m_numCols-1], - cw - vertScrollBarWidth ); + m_data.Insert( sa, row ); } -} + if ( GetView() ) + { + wxGridTableMessage msg( this, + wxGRIDTABLE_NOTIFY_ROWS_INSERTED, + pos, + numRows ); + + GetView()->ProcessTableMessage( msg ); + } -bool wxGrid::IsOnScreen() -{ - int cw, ch; - GetClientSize( &cw, &ch ); - return ( cw > 10 ); + return TRUE; } - -// this is called when the grid table sends a message to say that it -// has been redimensioned -// -bool wxGrid::Redimension( wxGridTableMessage& msg ) +bool wxGridStringTable::AppendRows( size_t numRows ) { - int i; - - switch ( msg.GetId() ) - { - case wxGRIDTABLE_NOTIFY_ROWS_INSERTED: - { - size_t pos = msg.GetCommandInt(); - int numRows = msg.GetCommandInt2(); - for ( i = 0; i < numRows; i++ ) - { - m_rowHeights.Insert( m_defaultRowHeight, pos ); - m_rowBottoms.Insert( 0, pos ); - } - m_numRows += numRows; - CalcDimensions(); - } - return TRUE; - - case wxGRIDTABLE_NOTIFY_ROWS_APPENDED: - { - int numRows = msg.GetCommandInt(); - for ( i = 0; i < numRows; i++ ) - { - m_rowHeights.Add( m_defaultRowHeight ); - m_rowBottoms.Add( 0 ); - } - m_numRows += numRows; - CalcDimensions(); - } - return TRUE; - - case wxGRIDTABLE_NOTIFY_ROWS_DELETED: - { - size_t pos = msg.GetCommandInt(); - int numRows = msg.GetCommandInt2(); - for ( i = 0; i < numRows; i++ ) - { - m_rowHeights.Remove( pos ); - m_rowBottoms.Remove( pos ); - } - m_numRows -= numRows; - - // TODO: improve these adjustments... - // - if ( m_scrollPosY >= m_numRows ) - m_scrollPosY = 0; + size_t row, col; - if ( !m_numRows ) - { - m_numCols = 0; - m_colWidths.Clear(); - m_colRights.Clear(); - m_currentCellCoords = wxGridNoCellCoords; - } - else if ( m_currentCellCoords.GetRow() >= m_numRows ) - { - m_currentCellCoords.Set( 0, 0 ); - } - CalcDimensions(); - } - return TRUE; + size_t curNumRows = m_data.GetCount(); + size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 ); - case wxGRIDTABLE_NOTIFY_COLS_INSERTED: + wxArrayString sa; + if ( curNumCols > 0 ) + { + sa.Alloc( curNumCols ); + for ( col = 0; col < curNumCols; col++ ) { - size_t pos = msg.GetCommandInt(); - int numCols = msg.GetCommandInt2(); - for ( i = 0; i < numCols; i++ ) - { - m_colWidths.Insert( m_defaultColWidth, pos ); - m_colRights.Insert( 0, pos ); - } - m_numCols += numCols; - CalcDimensions(); + sa.Add( wxEmptyString ); } - return TRUE; + } - case wxGRIDTABLE_NOTIFY_COLS_APPENDED: - { - int numCols = msg.GetCommandInt(); - for ( i = 0; i < numCols; i++ ) - { - m_colWidths.Add( m_defaultColWidth ); - m_colRights.Add( 0 ); - } - m_numCols += numCols; - CalcDimensions(); - } - return TRUE; + for ( row = 0; row < numRows; row++ ) + { + m_data.Add( sa ); + } - case wxGRIDTABLE_NOTIFY_COLS_DELETED: - { - size_t pos = msg.GetCommandInt(); - int numCols = msg.GetCommandInt2(); - for ( i = 0; i < numCols; i++ ) - { - m_colWidths.Remove( pos ); - m_colRights.Remove( pos ); - } - m_numCols -= numCols; - // - // TODO: improve these adjustments... - // - if ( m_scrollPosX >= m_numCols ) - m_scrollPosX = 0; + if ( GetView() ) + { + wxGridTableMessage msg( this, + wxGRIDTABLE_NOTIFY_ROWS_APPENDED, + numRows ); - if ( !m_numCols ) - { -#if 0 // leave the row alone here so that AppendCols will work subsequently - m_numRows = 0; - m_rowHeights.Clear(); - m_rowBottoms.Clear(); -#endif - m_currentCellCoords = wxGridNoCellCoords; - } - else if ( m_currentCellCoords.GetCol() >= m_numCols ) - { - m_currentCellCoords.Set( 0, 0 ); - } - CalcDimensions(); - } - return TRUE; + GetView()->ProcessTableMessage( msg ); } - return FALSE; + return TRUE; } - -// -// ----- event handlers -// - -// Generate a grid event based on a mouse event and -// return the result of ProcessEvent() -// -bool wxGrid::SendEvent( const wxEventType type, - int row, int col, - wxMouseEvent& mouseEv ) +bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows ) { - if ( type == EVT_WXGRID_ROW_SIZE || - type == EVT_WXGRID_COL_SIZE ) - { - int rowOrCol = (row == -1 ? col : row); + size_t n; - wxGridSizeEvent gridEvt( GetId(), - type, - this, - rowOrCol, - mouseEv.GetX(), mouseEv.GetY(), - mouseEv.ControlDown(), - mouseEv.ShiftDown(), - mouseEv.AltDown(), - mouseEv.MetaDown() ); + size_t curNumRows = m_data.GetCount(); - return GetEventHandler()->ProcessEvent(gridEvt); + if ( pos >= curNumRows ) + { + wxString errmsg; + errmsg.Printf("Called wxGridStringTable::DeleteRows(pos=%d, N=%d)\n" + "Pos value is invalid for present table with %d rows", + pos, numRows, curNumRows ); + wxFAIL_MSG( wxT(errmsg) ); + return FALSE; } - else if ( type == EVT_WXGRID_RANGE_SELECT ) + + if ( numRows > curNumRows - pos ) { - wxGridRangeSelectEvent gridEvt( GetId(), - type, - this, - m_selectedTopLeft, - m_selectedBottomRight, - mouseEv.ControlDown(), - mouseEv.ShiftDown(), - mouseEv.AltDown(), - mouseEv.MetaDown() ); + numRows = curNumRows - pos; + } - return GetEventHandler()->ProcessEvent(gridEvt); + if ( numRows >= curNumRows ) + { + m_data.Empty(); // don't release memory just yet } else { - wxGridEvent gridEvt( GetId(), - type, - this, - row, col, - mouseEv.GetX(), mouseEv.GetY(), - mouseEv.ControlDown(), - mouseEv.ShiftDown(), - mouseEv.AltDown(), - mouseEv.MetaDown() ); + for ( n = 0; n < numRows; n++ ) + { + m_data.Remove( pos ); + } + } + + if ( GetView() ) + { + wxGridTableMessage msg( this, + wxGRIDTABLE_NOTIFY_ROWS_DELETED, + pos, + numRows ); - return GetEventHandler()->ProcessEvent(gridEvt); + GetView()->ProcessTableMessage( msg ); } -} + return TRUE; +} -// Generate a grid event of specified type and return the result -// of ProcessEvent(). -// -bool wxGrid::SendEvent( const wxEventType type, - int row, int col ) +bool wxGridStringTable::InsertCols( size_t pos, size_t numCols ) { - if ( type == EVT_WXGRID_ROW_SIZE || - type == EVT_WXGRID_COL_SIZE ) - { - int rowOrCol = (row == -1 ? col : row); + size_t row, col; + + size_t curNumRows = m_data.GetCount(); + size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 ); - wxGridSizeEvent gridEvt( GetId(), - type, - this, - rowOrCol ); + if ( pos >= curNumCols ) + { + return AppendCols( numCols ); + } - return GetEventHandler()->ProcessEvent(gridEvt); + for ( row = 0; row < curNumRows; row++ ) + { + for ( col = pos; col < pos + numCols; col++ ) + { + m_data[row].Insert( wxEmptyString, col ); + } } - else + + if ( GetView() ) { - wxGridEvent gridEvt( GetId(), - type, - this, - row, col ); + wxGridTableMessage msg( this, + wxGRIDTABLE_NOTIFY_COLS_INSERTED, + pos, + numCols ); - return GetEventHandler()->ProcessEvent(gridEvt); + GetView()->ProcessTableMessage( msg ); } -} + return TRUE; +} -void wxGrid::OnPaint( wxPaintEvent& ev ) +bool wxGridStringTable::AppendCols( size_t numCols ) { - wxPaintDC dc( this ); + size_t row, n; - if ( !m_batchCount ) + size_t curNumRows = m_data.GetCount(); + if ( !curNumRows ) { - // define a clipping region to avoid painting over the scroll bars + // TODO: something better than this ? // - int vs = 0; - if ( m_vertScrollBar && m_vertScrollBar->IsShown() ) - vs = m_scrollBarWidth; - - int hs = 0; - if ( m_horizScrollBar && m_horizScrollBar->IsShown() ) - hs = m_scrollBarWidth; + wxFAIL_MSG( wxT("Unable to append cols to a grid table with no rows.\n" + "Call AppendRows() first") ); + return FALSE; + } - int cw, ch; - GetClientSize( &cw, &ch ); - dc.SetClippingRegion( 0, 0, cw - vs, ch - hs ); - - HideCurrentCellHighlight( dc ); - - DrawLabelAreas( dc ); - DrawColLabels( dc ); - DrawRowLabels( dc ); - DrawCellArea( dc ); - DrawGridLines( dc ); - DrawCells( dc ); - - // TODO: something more elegant than this... - // - if ( m_firstPaint ) + for ( row = 0; row < curNumRows; row++ ) + { + for ( n = 0; n < numCols; n++ ) { - if ( m_currentCellCoords == wxGridNoCellCoords ) - m_currentCellCoords.Set(0, 0); - - SetEditControlValue(); - ShowCellEditControl(); - m_firstPaint = FALSE; + m_data[row].Add( wxEmptyString ); } + } - ShowCurrentCellHighlight( dc ); + if ( GetView() ) + { + wxGridTableMessage msg( this, + wxGRIDTABLE_NOTIFY_COLS_APPENDED, + numCols ); - dc.DestroyClippingRegion(); + GetView()->ProcessTableMessage( msg ); } -} + return TRUE; +} -void wxGrid::OnSize( wxSizeEvent& ev ) +bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols ) { - CalcDimensions(); -} + size_t row, n; + size_t curNumRows = m_data.GetCount(); + size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 ); -void wxGrid::OnMouse( wxMouseEvent& ev ) -{ - int x = ev.GetX(); - int y = ev.GetY(); - int row, col; - - // ------------------------------------------------------------ - // - // Mouse dragging - // - if ( ev.Dragging() ) + if ( pos >= curNumCols ) { - m_isDragging = TRUE; - - if ( ev.LeftIsDown() ) + wxString errmsg; + errmsg.Printf( "Called wxGridStringTable::DeleteCols(pos=%d, N=%d)...\n" + "Pos value is invalid for present table with %d cols", + pos, numCols, curNumCols ); + wxFAIL_MSG( wxT( errmsg ) ); + return FALSE; + } + + if ( numCols > curNumCols - pos ) + { + numCols = curNumCols - pos; + } + + for ( row = 0; row < curNumRows; row++ ) + { + if ( numCols >= curNumCols ) { - switch( m_cursorMode ) + m_data[row].Clear(); + } + else + { + for ( n = 0; n < numCols; n++ ) { - case WXGRID_CURSOR_SELECT_CELL: - { - wxGridCellCoords cellCoords; - XYToCell( x, y, cellCoords ); - if ( cellCoords != wxGridNoCellCoords ) - { - if ( !IsSelection() ) - { - SelectBlock( cellCoords, cellCoords ); - } - else if ( !IsInSelection( cellCoords ) ) - { - SelectBlock( m_currentCellCoords, cellCoords ); - } - } + m_data[row].Remove( pos ); + } + } + } + + if ( GetView() ) + { + wxGridTableMessage msg( this, + wxGRIDTABLE_NOTIFY_COLS_DELETED, + pos, + numCols ); + + GetView()->ProcessTableMessage( msg ); + } + + return TRUE; +} + +wxString wxGridStringTable::GetRowLabelValue( int row ) +{ + if ( row > (int)(m_rowLabels.GetCount()) - 1 ) + { + // using default label + // + return wxGridTableBase::GetRowLabelValue( row ); + } + else + { + return m_rowLabels[ row ]; + } +} + +wxString wxGridStringTable::GetColLabelValue( int col ) +{ + if ( col > (int)(m_colLabels.GetCount()) - 1 ) + { + // using default label + // + return wxGridTableBase::GetColLabelValue( col ); + } + else + { + return m_colLabels[ col ]; + } +} + +void wxGridStringTable::SetRowLabelValue( int row, const wxString& value ) +{ + if ( row > (int)(m_rowLabels.GetCount()) - 1 ) + { + int n = m_rowLabels.GetCount(); + int i; + for ( i = n; i <= row; i++ ) + { + m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) ); + } + } + + m_rowLabels[row] = value; +} + +void wxGridStringTable::SetColLabelValue( int col, const wxString& value ) +{ + if ( col > (int)(m_colLabels.GetCount()) - 1 ) + { + int n = m_colLabels.GetCount(); + int i; + for ( i = n; i <= col; i++ ) + { + m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) ); + } + } + + m_colLabels[col] = value; +} + + + +////////////////////////////////////////////////////////////////////// +////////////////////////////////////////////////////////////////////// + +IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow ) + +BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow ) + EVT_PAINT( wxGridRowLabelWindow::OnPaint ) + EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent ) + EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown ) +END_EVENT_TABLE() + +wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent, + wxWindowID id, + const wxPoint &pos, const wxSize &size ) + : wxWindow( parent, id, pos, size ) +{ + m_owner = parent; +} + +void wxGridRowLabelWindow::OnPaint( wxPaintEvent &event ) +{ + wxPaintDC dc(this); + + // NO - don't do this because it will set both the x and y origin + // coords to match the parent scrolled window and we just want to + // set the y coord - MB + // + // m_owner->PrepareDC( dc ); + + int x, y; + m_owner->CalcUnscrolledPosition( 0, 0, &x, &y ); + dc.SetDeviceOrigin( 0, -y ); + + m_owner->CalcRowLabelsExposed( GetUpdateRegion() ); + m_owner->DrawRowLabels( dc ); +} + + +void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event ) +{ + m_owner->ProcessRowLabelMouseEvent( event ); +} + + +// This seems to be required for wxMotif otherwise the mouse +// cursor must be in the cell edit control to get key events +// +void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event ) +{ + if ( !m_owner->ProcessEvent( event ) ) event.Skip(); +} + + + +////////////////////////////////////////////////////////////////////// + +IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow ) + +BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow ) + EVT_PAINT( wxGridColLabelWindow::OnPaint ) + EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent ) + EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown ) +END_EVENT_TABLE() + +wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent, + wxWindowID id, + const wxPoint &pos, const wxSize &size ) + : wxWindow( parent, id, pos, size ) +{ + m_owner = parent; +} + +void wxGridColLabelWindow::OnPaint( wxPaintEvent &event ) +{ + wxPaintDC dc(this); + + // NO - don't do this because it will set both the x and y origin + // coords to match the parent scrolled window and we just want to + // set the x coord - MB + // + // m_owner->PrepareDC( dc ); + + int x, y; + m_owner->CalcUnscrolledPosition( 0, 0, &x, &y ); + dc.SetDeviceOrigin( -x, 0 ); + + m_owner->CalcColLabelsExposed( GetUpdateRegion() ); + m_owner->DrawColLabels( dc ); +} + + +void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event ) +{ + m_owner->ProcessColLabelMouseEvent( event ); +} + + +// This seems to be required for wxMotif otherwise the mouse +// cursor must be in the cell edit control to get key events +// +void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event ) +{ + if ( !m_owner->ProcessEvent( event ) ) event.Skip(); +} + + + +////////////////////////////////////////////////////////////////////// + +IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow ) + +BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow ) + EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent ) + EVT_PAINT( wxGridCornerLabelWindow::OnPaint) + EVT_KEY_DOWN( wxGridCornerLabelWindow::OnKeyDown ) +END_EVENT_TABLE() + +wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent, + wxWindowID id, + const wxPoint &pos, const wxSize &size ) + : wxWindow( parent, id, pos, size ) +{ + m_owner = parent; +} + +void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) ) +{ + wxPaintDC dc(this); + + int client_height = 0; + int client_width = 0; + GetClientSize( &client_width, &client_height ); + + dc.SetPen( *wxBLACK_PEN ); + dc.DrawLine( client_width-1, client_height-1, client_width-1, 0 ); + dc.DrawLine( client_width-1, client_height-1, 0, client_height-1 ); + + dc.SetPen( *wxWHITE_PEN ); + dc.DrawLine( 0, 0, client_width, 0 ); + dc.DrawLine( 0, 0, 0, client_height ); +} + + +void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event ) +{ + m_owner->ProcessCornerLabelMouseEvent( event ); +} + + +// This seems to be required for wxMotif otherwise the mouse +// cursor must be in the cell edit control to get key events +// +void wxGridCornerLabelWindow::OnKeyDown( wxKeyEvent& event ) +{ + if ( !m_owner->ProcessEvent( event ) ) event.Skip(); +} + + + +////////////////////////////////////////////////////////////////////// + +IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxPanel ) + +BEGIN_EVENT_TABLE( wxGridWindow, wxPanel ) + EVT_PAINT( wxGridWindow::OnPaint ) + EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent ) + EVT_KEY_DOWN( wxGridWindow::OnKeyDown ) + EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground ) +END_EVENT_TABLE() + +wxGridWindow::wxGridWindow( wxGrid *parent, + wxGridRowLabelWindow *rowLblWin, + wxGridColLabelWindow *colLblWin, + wxWindowID id, const wxPoint &pos, const wxSize &size ) + : wxPanel( parent, id, pos, size, 0, "grid window" ) +{ + m_owner = parent; + m_rowLabelWin = rowLblWin; + m_colLabelWin = colLblWin; + SetBackgroundColour( "WHITE" ); +} + + +wxGridWindow::~wxGridWindow() +{ +} + + +void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) +{ + wxPaintDC dc( this ); + m_owner->PrepareDC( dc ); + wxRegion reg = GetUpdateRegion(); + m_owner->CalcCellsExposed( reg ); + m_owner->DrawGridCellArea( dc ); +#if WXGRID_DRAW_LINES + m_owner->DrawAllGridLines( dc, reg ); +#endif +} + + +void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect ) +{ + wxPanel::ScrollWindow( dx, dy, rect ); + m_rowLabelWin->ScrollWindow( 0, dy, rect ); + m_colLabelWin->ScrollWindow( dx, 0, rect ); +} + + +void wxGridWindow::OnMouseEvent( wxMouseEvent& event ) +{ + m_owner->ProcessGridCellMouseEvent( event ); +} + + +// This seems to be required for wxMotif otherwise the mouse +// cursor must be in the cell edit control to get key events +// +void wxGridWindow::OnKeyDown( wxKeyEvent& event ) +{ + if ( !m_owner->ProcessEvent( event ) ) event.Skip(); +} + +void wxGridWindow::OnEraseBackground(wxEraseEvent&) +{ } + + + + +////////////////////////////////////////////////////////////////////// + + +IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow ) + +BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow ) + EVT_PAINT( wxGrid::OnPaint ) + EVT_SIZE( wxGrid::OnSize ) + EVT_KEY_DOWN( wxGrid::OnKeyDown ) + EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground ) +END_EVENT_TABLE() + +wxGrid::wxGrid( wxWindow *parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxString& name ) + : wxScrolledWindow( parent, id, pos, size, style, name ) +{ + Create(); +} + + +wxGrid::~wxGrid() +{ + ClearAttrCache(); + m_defaultCellAttr->SafeDecRef(); + +#ifdef DEBUG_ATTR_CACHE + size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses; + wxPrintf(_T("wxGrid attribute cache statistics: " + "total: %u, hits: %u (%u%%)\n"), + total, gs_nAttrCacheHits, + total ? (gs_nAttrCacheHits*100) / total : 0); +#endif + + if (m_ownTable) + delete m_table; +} + + +// +// ----- internal init and update functions +// + +void wxGrid::Create() +{ + m_created = FALSE; // set to TRUE by CreateGrid + m_displayed = TRUE; // FALSE; // set to TRUE by OnPaint + + m_table = (wxGridTableBase *) NULL; + m_ownTable = FALSE; + + m_cellEditCtrlEnabled = FALSE; + + m_defaultCellAttr = new wxGridCellAttr; + m_defaultCellAttr->SetDefAttr(m_defaultCellAttr); + // RD: Should we fill the default attrs now or is waiting until Init() okay? + + + m_numRows = 0; + m_numCols = 0; + m_currentCellCoords = wxGridNoCellCoords; + + m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH; + m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT; + + m_cornerLabelWin = new wxGridCornerLabelWindow( this, + -1, + wxDefaultPosition, + wxDefaultSize ); + + m_rowLabelWin = new wxGridRowLabelWindow( this, + -1, + wxDefaultPosition, + wxDefaultSize ); + + m_colLabelWin = new wxGridColLabelWindow( this, + -1, + wxDefaultPosition, + wxDefaultSize ); + + m_gridWin = new wxGridWindow( this, + m_rowLabelWin, + m_colLabelWin, + -1, + wxDefaultPosition, + wxDefaultSize ); + + SetTargetWindow( m_gridWin ); +} + + +bool wxGrid::CreateGrid( int numRows, int numCols ) +{ + if ( m_created ) + { + wxFAIL_MSG( wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") ); + return FALSE; + } + else + { + m_numRows = numRows; + m_numCols = numCols; + + m_table = new wxGridStringTable( m_numRows, m_numCols ); + m_table->SetView( this ); + m_ownTable = TRUE; + Init(); + m_created = TRUE; + } + + return m_created; +} + +bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership ) +{ + if ( m_created ) + { + // RD: Actually, this should probably be allowed. I think it would be + // nice to be able to switch multiple Tables in and out of a single + // View at runtime. Is there anything in the implmentation that would + // prevent this? + + wxFAIL_MSG( wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") ); + return FALSE; + } + else + { + m_numRows = table->GetNumberRows(); + m_numCols = table->GetNumberCols(); + + m_table = table; + m_table->SetView( this ); + if (takeOwnership) + m_ownTable = TRUE; + Init(); + m_created = TRUE; + } + + return m_created; +} + + +void wxGrid::Init() +{ + int i; + + if ( m_numRows <= 0 ) + m_numRows = WXGRID_DEFAULT_NUMBER_ROWS; + + if ( m_numCols <= 0 ) + m_numCols = WXGRID_DEFAULT_NUMBER_COLS; + + m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH; + m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT; + + if ( m_rowLabelWin ) + { + m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour(); + } + else + { + m_labelBackgroundColour = wxColour( _T("WHITE") ); + } + + m_labelTextColour = wxColour( _T("BLACK") ); + + // init attr cache + m_attrCache.row = -1; + + // TODO: something better than this ? + // + m_labelFont = this->GetFont(); + m_labelFont.SetWeight( m_labelFont.GetWeight() + 2 ); + + m_rowLabelHorizAlign = wxLEFT; + m_rowLabelVertAlign = wxCENTRE; + + m_colLabelHorizAlign = wxCENTRE; + m_colLabelVertAlign = wxTOP; + + m_defaultColWidth = WXGRID_DEFAULT_COL_WIDTH; + m_defaultRowHeight = m_gridWin->GetCharHeight(); + +#if defined(__WXMOTIF__) || defined(__WXGTK__) // see also text ctrl sizing in ShowCellEditControl() + m_defaultRowHeight += 8; +#else + m_defaultRowHeight += 4; +#endif + + m_rowHeights.Alloc( m_numRows ); + m_rowBottoms.Alloc( m_numRows ); + int rowBottom = 0; + for ( i = 0; i < m_numRows; i++ ) + { + m_rowHeights.Add( m_defaultRowHeight ); + rowBottom += m_defaultRowHeight; + m_rowBottoms.Add( rowBottom ); + } + + m_colWidths.Alloc( m_numCols ); + m_colRights.Alloc( m_numCols ); + int colRight = 0; + for ( i = 0; i < m_numCols; i++ ) + { + m_colWidths.Add( m_defaultColWidth ); + colRight += m_defaultColWidth; + m_colRights.Add( colRight ); + } + + // Set default cell attributes + m_defaultCellAttr->SetFont(GetFont()); + m_defaultCellAttr->SetAlignment(wxLEFT, wxTOP); + m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer); + m_defaultCellAttr->SetEditor(new wxGridCellTextEditor); + m_defaultCellAttr->SetTextColour( + wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT)); + m_defaultCellAttr->SetBackgroundColour( + wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW)); + + + m_gridLineColour = wxColour( 128, 128, 255 ); + m_gridLinesEnabled = TRUE; + + m_cursorMode = WXGRID_CURSOR_SELECT_CELL; + m_winCapture = (wxWindow *)NULL; + m_dragLastPos = -1; + m_dragRowOrCol = -1; + m_isDragging = FALSE; + m_startDragPos = wxDefaultPosition; + + m_waitForSlowClick = FALSE; + + m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS ); + m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE ); + + m_currentCellCoords = wxGridNoCellCoords; + + m_selectedTopLeft = wxGridNoCellCoords; + m_selectedBottomRight = wxGridNoCellCoords; + m_selectionBackground = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHT); + m_selectionForeground = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHTTEXT); + + m_editable = TRUE; // default for whole grid + + m_inOnKeyDown = FALSE; + m_batchCount = 0; + +} + + +void wxGrid::CalcDimensions() +{ + int cw, ch; + GetClientSize( &cw, &ch ); + + if ( m_numRows > 0 && m_numCols > 0 ) + { + int right = m_colRights[ m_numCols-1 ] + 50; + int bottom = m_rowBottoms[ m_numRows-1 ] + 50; + + // TODO: restore the scroll position that we had before sizing + // + int x, y; + GetViewStart( &x, &y ); + SetScrollbars( GRID_SCROLL_LINE, GRID_SCROLL_LINE, + right/GRID_SCROLL_LINE, bottom/GRID_SCROLL_LINE, + x, y ); + } +} + + +void wxGrid::CalcWindowSizes() +{ + int cw, ch; + GetClientSize( &cw, &ch ); + + if ( m_cornerLabelWin->IsShown() ) + m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight ); + + if ( m_colLabelWin->IsShown() ) + m_colLabelWin->SetSize( m_rowLabelWidth, 0, cw-m_rowLabelWidth, m_colLabelHeight); + + if ( m_rowLabelWin->IsShown() ) + m_rowLabelWin->SetSize( 0, m_colLabelHeight, m_rowLabelWidth, ch-m_colLabelHeight); + + if ( m_gridWin->IsShown() ) + m_gridWin->SetSize( m_rowLabelWidth, m_colLabelHeight, cw-m_rowLabelWidth, ch-m_colLabelHeight); +} + + +// this is called when the grid table sends a message to say that it +// has been redimensioned +// +bool wxGrid::Redimension( wxGridTableMessage& msg ) +{ + int i; + + switch ( msg.GetId() ) + { + case wxGRIDTABLE_NOTIFY_ROWS_INSERTED: + { + size_t pos = msg.GetCommandInt(); + int numRows = msg.GetCommandInt2(); + for ( i = 0; i < numRows; i++ ) + { + m_rowHeights.Insert( m_defaultRowHeight, pos ); + m_rowBottoms.Insert( 0, pos ); + } + m_numRows += numRows; + + int bottom = 0; + if ( pos > 0 ) bottom = m_rowBottoms[pos-1]; + + for ( i = pos; i < m_numRows; i++ ) + { + bottom += m_rowHeights[i]; + m_rowBottoms[i] = bottom; + } + CalcDimensions(); + } + return TRUE; + + case wxGRIDTABLE_NOTIFY_ROWS_APPENDED: + { + int numRows = msg.GetCommandInt(); + for ( i = 0; i < numRows; i++ ) + { + m_rowHeights.Add( m_defaultRowHeight ); + m_rowBottoms.Add( 0 ); + } + + int oldNumRows = m_numRows; + m_numRows += numRows; + + int bottom = 0; + if ( oldNumRows > 0 ) bottom = m_rowBottoms[oldNumRows-1]; + + for ( i = oldNumRows; i < m_numRows; i++ ) + { + bottom += m_rowHeights[i]; + m_rowBottoms[i] = bottom; + } + CalcDimensions(); + } + return TRUE; + + case wxGRIDTABLE_NOTIFY_ROWS_DELETED: + { + size_t pos = msg.GetCommandInt(); + int numRows = msg.GetCommandInt2(); + for ( i = 0; i < numRows; i++ ) + { + m_rowHeights.Remove( pos ); + m_rowBottoms.Remove( pos ); + } + m_numRows -= numRows; + + if ( !m_numRows ) + { + m_numCols = 0; + m_colWidths.Clear(); + m_colRights.Clear(); + m_currentCellCoords = wxGridNoCellCoords; + } + else + { + if ( m_currentCellCoords.GetRow() >= m_numRows ) + m_currentCellCoords.Set( 0, 0 ); + + int h = 0; + for ( i = 0; i < m_numRows; i++ ) + { + h += m_rowHeights[i]; + m_rowBottoms[i] = h; } - break; + } + + CalcDimensions(); + } + return TRUE; + + case wxGRIDTABLE_NOTIFY_COLS_INSERTED: + { + size_t pos = msg.GetCommandInt(); + int numCols = msg.GetCommandInt2(); + for ( i = 0; i < numCols; i++ ) + { + m_colWidths.Insert( m_defaultColWidth, pos ); + m_colRights.Insert( 0, pos ); + } + m_numCols += numCols; + + int right = 0; + if ( pos > 0 ) right = m_colRights[pos-1]; + + for ( i = pos; i < m_numCols; i++ ) + { + right += m_colWidths[i]; + m_colRights[i] = right; + } + CalcDimensions(); + } + return TRUE; + + case wxGRIDTABLE_NOTIFY_COLS_APPENDED: + { + int numCols = msg.GetCommandInt(); + for ( i = 0; i < numCols; i++ ) + { + m_colWidths.Add( m_defaultColWidth ); + m_colRights.Add( 0 ); + } + + int oldNumCols = m_numCols; + m_numCols += numCols; + + int right = 0; + if ( oldNumCols > 0 ) right = m_colRights[oldNumCols-1]; + + for ( i = oldNumCols; i < m_numCols; i++ ) + { + right += m_colWidths[i]; + m_colRights[i] = right; + } + CalcDimensions(); + } + return TRUE; + + case wxGRIDTABLE_NOTIFY_COLS_DELETED: + { + size_t pos = msg.GetCommandInt(); + int numCols = msg.GetCommandInt2(); + for ( i = 0; i < numCols; i++ ) + { + m_colWidths.Remove( pos ); + m_colRights.Remove( pos ); + } + m_numCols -= numCols; + + if ( !m_numCols ) + { +#if 0 // leave the row alone here so that AppendCols will work subsequently + m_numRows = 0; + m_rowHeights.Clear(); + m_rowBottoms.Clear(); +#endif + m_currentCellCoords = wxGridNoCellCoords; + } + else + { + if ( m_currentCellCoords.GetCol() >= m_numCols ) + m_currentCellCoords.Set( 0, 0 ); + + int w = 0; + for ( i = 0; i < m_numCols; i++ ) + { + w += m_colWidths[i]; + m_colRights[i] = w; + } + } + CalcDimensions(); + } + return TRUE; + } + + return FALSE; +} + + +void wxGrid::CalcRowLabelsExposed( wxRegion& reg ) +{ + wxRegionIterator iter( reg ); + wxRect r; + + m_rowLabelsExposed.Empty(); + + int top, bottom; + while ( iter ) + { + r = iter.GetRect(); + + // TODO: remove this when we can... + // There is a bug in wxMotif that gives garbage update + // rectangles if you jump-scroll a long way by clicking the + // scrollbar with middle button. This is a work-around + // +#if defined(__WXMOTIF__) + int cw, ch; + m_gridWin->GetClientSize( &cw, &ch ); + if ( r.GetTop() > ch ) r.SetTop( 0 ); + r.SetBottom( wxMin( r.GetBottom(), ch ) ); +#endif + + // logical bounds of update region + // + int dummy; + CalcUnscrolledPosition( 0, r.GetTop(), &dummy, &top ); + CalcUnscrolledPosition( 0, r.GetBottom(), &dummy, &bottom ); + + // find the row labels within these bounds + // + int row; + int rowTop; + for ( row = 0; row < m_numRows; row++ ) + { + if ( m_rowBottoms[row] < top ) continue; + + rowTop = m_rowBottoms[row] - m_rowHeights[row]; + if ( rowTop > bottom ) break; + + m_rowLabelsExposed.Add( row ); + } + + iter++ ; + } +} + + +void wxGrid::CalcColLabelsExposed( wxRegion& reg ) +{ + wxRegionIterator iter( reg ); + wxRect r; + + m_colLabelsExposed.Empty(); + + int left, right; + while ( iter ) + { + r = iter.GetRect(); + + // TODO: remove this when we can... + // There is a bug in wxMotif that gives garbage update + // rectangles if you jump-scroll a long way by clicking the + // scrollbar with middle button. This is a work-around + // +#if defined(__WXMOTIF__) + int cw, ch; + m_gridWin->GetClientSize( &cw, &ch ); + if ( r.GetLeft() > cw ) r.SetLeft( 0 ); + r.SetRight( wxMin( r.GetRight(), cw ) ); +#endif + + // logical bounds of update region + // + int dummy; + CalcUnscrolledPosition( r.GetLeft(), 0, &left, &dummy ); + CalcUnscrolledPosition( r.GetRight(), 0, &right, &dummy ); + + // find the cells within these bounds + // + int col; + int colLeft; + for ( col = 0; col < m_numCols; col++ ) + { + if ( m_colRights[col] < left ) continue; + + colLeft = m_colRights[col] - m_colWidths[col]; + if ( colLeft > right ) break; + + m_colLabelsExposed.Add( col ); + } + + iter++ ; + } +} + + +void wxGrid::CalcCellsExposed( wxRegion& reg ) +{ + wxRegionIterator iter( reg ); + wxRect r; + + m_cellsExposed.Empty(); + m_rowsExposed.Empty(); + m_colsExposed.Empty(); + + int left, top, right, bottom; + while ( iter ) + { + r = iter.GetRect(); + + // TODO: remove this when we can... + // There is a bug in wxMotif that gives garbage update + // rectangles if you jump-scroll a long way by clicking the + // scrollbar with middle button. This is a work-around + // +#if defined(__WXMOTIF__) + int cw, ch; + m_gridWin->GetClientSize( &cw, &ch ); + if ( r.GetTop() > ch ) r.SetTop( 0 ); + if ( r.GetLeft() > cw ) r.SetLeft( 0 ); + r.SetRight( wxMin( r.GetRight(), cw ) ); + r.SetBottom( wxMin( r.GetBottom(), ch ) ); +#endif + + // logical bounds of update region + // + CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top ); + CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom ); + + // find the cells within these bounds + // + int row, col; + int colLeft, rowTop; + for ( row = 0; row < m_numRows; row++ ) + { + if ( m_rowBottoms[row] <= top ) continue; + + rowTop = m_rowBottoms[row] - m_rowHeights[row]; + if ( rowTop > bottom ) break; + + m_rowsExposed.Add( row ); + + for ( col = 0; col < m_numCols; col++ ) + { + if ( m_colRights[col] <= left ) continue; + + colLeft = m_colRights[col] - m_colWidths[col]; + if ( colLeft > right ) break; + + if ( m_colsExposed.Index( col ) == wxNOT_FOUND ) m_colsExposed.Add( col ); + m_cellsExposed.Add( wxGridCellCoords( row, col ) ); + } + } + + iter++ ; + } +} + + +void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event ) +{ + int x, y, row; + wxPoint pos( event.GetPosition() ); + CalcUnscrolledPosition( pos.x, pos.y, &x, &y ); + + if ( event.Dragging() ) + { + m_isDragging = TRUE; + if ( event.LeftIsDown() ) + { + switch( m_cursorMode ) + { case WXGRID_CURSOR_RESIZE_ROW: { - wxClientDC dc(this); - dc.SetLogicalFunction(wxXOR); - if ( m_dragLastPos >= 0 ) - { - dc.DrawLine( m_left, m_dragLastPos, - m_right, m_dragLastPos ); - } - dc.DrawLine( m_left, ev.GetY(), - m_right, ev.GetY()); - - m_dragLastPos = ev.GetY(); - } - break; - - case WXGRID_CURSOR_RESIZE_COL: - { - wxClientDC dc(this); + int cw, ch, left, dummy; + m_gridWin->GetClientSize( &cw, &ch ); + CalcUnscrolledPosition( 0, 0, &left, &dummy ); + + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + y = wxMax( y, + m_rowBottoms[m_dragRowOrCol] - + m_rowHeights[m_dragRowOrCol] + + WXGRID_MIN_ROW_HEIGHT ); dc.SetLogicalFunction(wxINVERT); if ( m_dragLastPos >= 0 ) { - dc.DrawLine( m_dragLastPos, m_top, - m_dragLastPos, m_bottom ); + dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos ); } - dc.DrawLine( ev.GetX(), m_top, - ev.GetX(), m_bottom ); - - m_dragLastPos = ev.GetX(); + dc.DrawLine( left, y, left+cw, y ); + m_dragLastPos = y; } break; case WXGRID_CURSOR_SELECT_ROW: - { if ( (row = YToRow( y )) >= 0 && !IsInSelection( row, 0 ) ) { SelectRow( row, TRUE ); } + + // default label to suppress warnings about "enumeration value + // 'xxx' not handled in switch + default: + break; + } + } + return; + } + + m_isDragging = FALSE; + + + // ------------ Entering or leaving the window + // + if ( event.Entering() || event.Leaving() ) + { + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin); + } + + + // ------------ Left button pressed + // + else if ( event.LeftDown() ) + { + // don't send a label click event for a hit on the + // edge of the row label - this is probably the user + // wanting to resize the row + // + if ( YToEdgeOfRow(y) < 0 ) + { + row = YToRow(y); + if ( row >= 0 && + !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) ) + { + SelectRow( row, event.ShiftDown() ); + ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin); + } + } + else + { + // starting to drag-resize a row + // + ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin); + } + } + + + // ------------ Left double click + // + else if (event.LeftDClick() ) + { + if ( YToEdgeOfRow(y) < 0 ) + { + row = YToRow(y); + SendEvent( EVT_GRID_LABEL_LEFT_DCLICK, row, -1, event ); + } + } + + + // ------------ Left button released + // + else if ( event.LeftUp() ) + { + if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ) + { + DoEndDragResizeRow(); + + // Note: we are ending the event *after* doing + // default processing in this case + // + SendEvent( EVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event ); + } + + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin); + m_dragLastPos = -1; + } + + + // ------------ Right button down + // + else if ( event.RightDown() ) + { + row = YToRow(y); + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) ) + { + // no default action at the moment + } + } + + + // ------------ Right double click + // + else if ( event.RightDClick() ) + { + row = YToRow(y); + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) ) + { + // no default action at the moment + } + } + + + // ------------ No buttons down and mouse moving + // + else if ( event.Moving() ) + { + m_dragRowOrCol = YToEdgeOfRow( y ); + if ( m_dragRowOrCol >= 0 ) + { + if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) + { + // don't capture the mouse yet + ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, FALSE); + } + } + else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL ) + { + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, FALSE); + } + } +} + + +void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event ) +{ + int x, y, col; + wxPoint pos( event.GetPosition() ); + CalcUnscrolledPosition( pos.x, pos.y, &x, &y ); + + if ( event.Dragging() ) + { + m_isDragging = TRUE; + + if ( event.LeftIsDown() ) + { + switch( m_cursorMode ) + { + case WXGRID_CURSOR_RESIZE_COL: + { + int cw, ch, dummy, top; + m_gridWin->GetClientSize( &cw, &ch ); + CalcUnscrolledPosition( 0, 0, &dummy, &top ); + + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + x = wxMax( x, + m_colRights[m_dragRowOrCol] - + m_colWidths[m_dragRowOrCol] + + WXGRID_MIN_COL_WIDTH ); + dc.SetLogicalFunction(wxINVERT); + if ( m_dragLastPos >= 0 ) + { + dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch ); + } + dc.DrawLine( x, top, x, top+ch ); + m_dragLastPos = x; } break; case WXGRID_CURSOR_SELECT_COL: - { if ( (col = XToCol( x )) >= 0 && !IsInSelection( 0, col ) ) { SelectCol( col, TRUE ); } - } - break; + + // default label to suppress warnings about "enumeration value + // 'xxx' not handled in switch + default: + break; } } return; } m_isDragging = FALSE; - - // ------------------------------------------------------------ + + + // ------------ Entering or leaving the window // - // Left mouse button down + if ( event.Entering() || event.Leaving() ) + { + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin); + } + + + // ------------ Left button pressed // - if ( ev.LeftDown() ) + else if ( event.LeftDown() ) { - row = -1; - col = -1; - wxGridCellCoords cellCoords; - - switch( XYToArea( x, y ) ) + // don't send a label click event for a hit on the + // edge of the col label - this is probably the user + // wanting to resize the col + // + if ( XToEdgeOfCol(x) < 0 ) { - case WXGRID_ROWLABEL: + col = XToCol(x); + if ( col >= 0 && + !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) ) { - // don't send a label click event for a hit on the - // edge of the row label - this is probably the user - // wanting to resize the row - // - if ( YToEdgeOfRow(y) < 0 ) - { - row = YToRow(y); - if ( !SendEvent( EVT_WXGRID_LABEL_LEFT_CLICK, row, col, ev ) ) - { - SelectRow( row, ev.ShiftDown() ); - m_cursorMode = WXGRID_CURSOR_SELECT_ROW; - } - } + SelectCol( col, event.ShiftDown() ); + ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin); + } + } + else + { + // starting to drag-resize a col + // + ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin); + } + } + + + // ------------ Left double click + // + if ( event.LeftDClick() ) + { + if ( XToEdgeOfCol(x) < 0 ) + { + col = XToCol(x); + SendEvent( EVT_GRID_LABEL_LEFT_DCLICK, -1, col, event ); + } + } + + + // ------------ Left button released + // + else if ( event.LeftUp() ) + { + if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL ) + { + DoEndDragResizeCol(); + + // Note: we are ending the event *after* doing + // default processing in this case + // + SendEvent( EVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event ); + } + + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin); + m_dragLastPos = -1; + } + + + // ------------ Right button down + // + else if ( event.RightDown() ) + { + col = XToCol(x); + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) ) + { + // no default action at the moment + } + } + + + // ------------ Right double click + // + else if ( event.RightDClick() ) + { + col = XToCol(x); + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) ) + { + // no default action at the moment + } + } + + + // ------------ No buttons down and mouse moving + // + else if ( event.Moving() ) + { + m_dragRowOrCol = XToEdgeOfCol( x ); + if ( m_dragRowOrCol >= 0 ) + { + if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) + { + // don't capture the cursor yet + ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, FALSE); + } + } + else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL ) + { + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, FALSE); + } + } +} + + +void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event ) +{ + if ( event.LeftDown() ) + { + // indicate corner label by having both row and + // col args == -1 + // + if ( !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) ) + { + SelectAll(); + } + } + + else if ( event.LeftDClick() ) + { + SendEvent( EVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event ); + } + + else if ( event.RightDown() ) + { + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) ) + { + // no default action at the moment + } + } + + else if ( event.RightDClick() ) + { + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) ) + { + // no default action at the moment + } + } +} + +void wxGrid::ChangeCursorMode(CursorMode mode, + wxWindow *win, + bool captureMouse) +{ +#ifdef __WXDEBUG__ + static const wxChar *cursorModes[] = + { + _T("SELECT_CELL"), + _T("RESIZE_ROW"), + _T("RESIZE_COL"), + _T("SELECT_ROW"), + _T("SELECT_COL") + }; + + wxLogTrace(_T("grid"), + _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"), + win == m_colLabelWin ? _T("colLabelWin") + : win ? _T("rowLabelWin") + : _T("gridWin"), + cursorModes[m_cursorMode], cursorModes[mode]); +#endif // __WXDEBUG__ + + if ( mode == m_cursorMode ) + return; + + if ( !win ) + { + // by default use the grid itself + win = m_gridWin; + } + + if ( m_winCapture ) + { + m_winCapture->ReleaseMouse(); + m_winCapture = (wxWindow *)NULL; + } + + m_cursorMode = mode; + + switch ( m_cursorMode ) + { + case WXGRID_CURSOR_RESIZE_ROW: + win->SetCursor( m_rowResizeCursor ); + break; + + case WXGRID_CURSOR_RESIZE_COL: + win->SetCursor( m_colResizeCursor ); + break; + + default: + win->SetCursor( *wxSTANDARD_CURSOR ); + } + + // we need to capture mouse when resizing + bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW || + m_cursorMode == WXGRID_CURSOR_RESIZE_COL; + + if ( captureMouse && resize ) + { + win->CaptureMouse(); + m_winCapture = win; + } +} + +void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event ) +{ + int x, y; + wxPoint pos( event.GetPosition() ); + CalcUnscrolledPosition( pos.x, pos.y, &x, &y ); + + wxGridCellCoords coords; + XYToCell( x, y, coords ); + + if ( event.Dragging() ) + { + //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol()); + + // Don't start doing anything until the mouse has been drug at + // least 3 pixels in any direction... + if (! m_isDragging) { + if (m_startDragPos == wxDefaultPosition) { + m_startDragPos = pos; + return; + } + if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4) + return; + } + + m_isDragging = TRUE; + if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) + { + // Hide the edit control, so it + // won't interfer with drag-shrinking. + if ( IsCellEditControlEnabled() ) + HideCellEditControl(); + + // Have we captured the mouse yet? + if (! m_winCapture) { + m_winCapture = m_gridWin; + m_winCapture->CaptureMouse(); } - break; - case WXGRID_COLLABEL: + if ( coords != wxGridNoCellCoords ) { - // don't send a label click event for a hit on the - // edge of the col label - this is probably the user - // wanting to resize the col - // - if ( XToEdgeOfCol(x) < 0 ) + if ( !IsSelection() ) { - col = XToCol(x); - if ( !SendEvent( EVT_WXGRID_LABEL_LEFT_CLICK, row, col, ev ) ) - { - SelectCol( col, ev.ShiftDown() ); - m_cursorMode = WXGRID_CURSOR_SELECT_COL; - } + SelectBlock( coords, coords ); } - } - break; - - case WXGRID_CORNERLABEL: - { - // leave both row and col as -1 - // - if ( !SendEvent( EVT_WXGRID_LABEL_LEFT_CLICK, row, col, ev ) ) + else { - SelectAll(); + SelectBlock( m_currentCellCoords, coords ); } - } - break; - case WXGRID_CELL: - { - XYToCell( x, y, cellCoords ); - if ( !SendEvent( EVT_WXGRID_CELL_LEFT_CLICK, - cellCoords.GetRow(), - cellCoords.GetCol(), - ev ) ) - { - MakeCellVisible( cellCoords ); - SelectCell( cellCoords ); + if (! IsVisible(coords)) { + MakeCellVisible(coords); + // TODO: need to introduce a delay or something here. The + // scrolling is way to fast, at least on MSW. } } - break; - - default: -#if 0 - wxLogMessage( "outside grid area" ); -#endif - break; } + else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ) + { + int cw, ch, left, dummy; + m_gridWin->GetClientSize( &cw, &ch ); + CalcUnscrolledPosition( 0, 0, &left, &dummy ); + + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + y = wxMax( y, + m_rowBottoms[m_dragRowOrCol] - + m_rowHeights[m_dragRowOrCol] + + WXGRID_MIN_ROW_HEIGHT ); + dc.SetLogicalFunction(wxINVERT); + if ( m_dragLastPos >= 0 ) + { + dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos ); + } + dc.DrawLine( left, y, left+cw, y ); + m_dragLastPos = y; + } + else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL ) + { + int cw, ch, dummy, top; + m_gridWin->GetClientSize( &cw, &ch ); + CalcUnscrolledPosition( 0, 0, &dummy, &top ); + + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + x = wxMax( x, + m_colRights[m_dragRowOrCol] - + m_colWidths[m_dragRowOrCol] + WXGRID_MIN_COL_WIDTH ); + dc.SetLogicalFunction(wxINVERT); + if ( m_dragLastPos >= 0 ) + { + dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch ); + } + dc.DrawLine( x, top, x, top+ch ); + m_dragLastPos = x; + } + + return; } - // ------------------------------------------------------------ - // - // Left mouse button double click - // - else if ( ev.LeftDClick() ) + + m_isDragging = FALSE; + m_startDragPos = wxDefaultPosition; + + + if ( coords != wxGridNoCellCoords ) { - row = -1; - col = -1; - wxGridCellCoords cellCoords; - - switch( XYToArea( x, y ) ) + // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL + // immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under + // wxGTK +#if 0 + if ( event.Entering() || event.Leaving() ) + { + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL); + m_gridWin->SetCursor( *wxSTANDARD_CURSOR ); + } + else +#endif // 0 + + // ------------ Left button pressed + // + if ( event.LeftDown() ) { - case WXGRID_ROWLABEL: + EnableCellEditControl( FALSE ); + if ( event.ShiftDown() ) { - // don't send a label click event for a hit on the - // edge of the row label - this is probably the user - // wanting to resize the row - // - if ( YToEdgeOfRow(y) < 0 ) - { - row = YToRow(y); - SendEvent( EVT_WXGRID_LABEL_LEFT_DCLICK, row, col, ev ); - } + SelectBlock( m_currentCellCoords, coords ); } - break; - - case WXGRID_COLLABEL: + else if ( XToEdgeOfCol(x) < 0 && + YToEdgeOfRow(y) < 0 ) { - // don't send a label click event for a hit on the - // edge of the col label - this is probably the user - // wanting to resize the col - // - if ( XToEdgeOfCol(x) < 0 ) + if ( !SendEvent( EVT_GRID_CELL_LEFT_CLICK, + coords.GetRow(), + coords.GetCol(), + event ) ) { - col = XToCol(x); - SendEvent( EVT_WXGRID_LABEL_LEFT_DCLICK, row, col, ev ); + MakeCellVisible( coords ); + + // if this is the second click on this cell then start + // the edit control + if (m_waitForSlowClick && coords == m_currentCellCoords) { + EnableCellEditControl(TRUE); + ShowCellEditControl(); + m_waitForSlowClick = FALSE; + } + else { + SetCurrentCell( coords ); + m_waitForSlowClick = TRUE; + } } } - break; + } - case WXGRID_CORNERLABEL: - { - // leave both row and col as -1 - // - SendEvent( EVT_WXGRID_LABEL_LEFT_DCLICK, row, col, ev ); - } - break; - case WXGRID_CELL: + // ------------ Left double click + // + else if ( event.LeftDClick() ) + { + EnableCellEditControl( FALSE ); + if ( XToEdgeOfCol(x) < 0 && YToEdgeOfRow(y) < 0 ) { - XYToCell( x, y, cellCoords ); - SendEvent( EVT_WXGRID_CELL_LEFT_DCLICK, - cellCoords.GetRow(), - cellCoords.GetCol(), - ev ); + SendEvent( EVT_GRID_CELL_LEFT_DCLICK, + coords.GetRow(), + coords.GetCol(), + event ); } - break; - - default: -#if 0 - wxLogMessage( "outside grid area" ); -#endif - break; } - } - // ------------------------------------------------------------ - // - // Left mouse button released - // - else if ( ev.LeftUp() ) - { - switch ( m_cursorMode ) - { - case WXGRID_CURSOR_RESIZE_ROW: - { - if ( m_dragLastPos >= 0 ) - { - // erase the last line and resize the row - // - wxClientDC dc( this ); - dc.SetLogicalFunction( wxINVERT ); - dc.DrawLine( m_left, m_dragLastPos, - m_right, m_dragLastPos ); - HideCellEditControl(); - int top = m_top + m_colLabelHeight; - if ( m_dragRowOrCol > 0 ) - top = m_rowBottoms[m_dragRowOrCol-1]; - m_rowHeights[m_dragRowOrCol] = wxMax( ev.GetY() - top, - WXGRID_MIN_ROW_HEIGHT ); - CalcDimensions(); - ShowCellEditControl(); - Refresh(); - - // Note: we are ending the event *after* doing - // default processing in this case - // - SendEvent( EVT_WXGRID_ROW_SIZE, m_dragRowOrCol, -1, ev ); - } - } - break; - - case WXGRID_CURSOR_RESIZE_COL: - { - if ( m_dragLastPos >= 0 ) - { - // erase the last line and resize the col - // - wxClientDC dc( this ); - dc.SetLogicalFunction( wxINVERT ); - dc.DrawLine( m_left, m_dragLastPos, - m_right, m_dragLastPos ); - HideCellEditControl(); - int left = m_left + m_rowLabelWidth; - if ( m_dragRowOrCol > 0 ) - left = m_colRights[m_dragRowOrCol-1]; - m_colWidths[m_dragRowOrCol] = wxMax( ev.GetX() - left, - WXGRID_MIN_COL_WIDTH ); - CalcDimensions(); - ShowCellEditControl(); - Refresh(); - - // Note: we are ending the event *after* doing - // default processing in this case - // - SendEvent( EVT_WXGRID_COL_SIZE, -1, m_dragRowOrCol, ev ); - } - } - break; - - case WXGRID_CURSOR_SELECT_CELL: - { - if ( IsSelection() ) - { - // Note: we are ending the event *after* doing - // default processing in this case - // - SendEvent( EVT_WXGRID_RANGE_SELECT, -1, -1, ev ); - } - } - break; - } - - m_dragLastPos = -1; - } - // ------------------------------------------------------------ - // - // Right mouse button down - // - else if ( ev.RightDown() ) - { - row = -1; - col = -1; - wxGridCellCoords cellCoords; - - switch( XYToArea( x, y ) ) - { - - case WXGRID_ROWLABEL: - { - row = YToRow(y); - if ( !SendEvent( EVT_WXGRID_LABEL_RIGHT_CLICK, row, col, ev ) ) - { - // TODO: default processing ? - } - } - break; - case WXGRID_COLLABEL: + + // ------------ Left button released + // + else if ( event.LeftUp() ) + { + if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) { - col = XToCol(x); - if ( !SendEvent( EVT_WXGRID_LABEL_RIGHT_CLICK, row, col, ev ) ) + if ( IsSelection() ) { - // TODO: default processing ? + if (m_winCapture) { + m_winCapture->ReleaseMouse(); + m_winCapture = NULL; + } + SendEvent( EVT_GRID_RANGE_SELECT, -1, -1, event ); } - } - break; - case WXGRID_CORNERLABEL: + // Show the edit control, if it has + // been hidden for drag-shrinking. + if ( IsCellEditControlEnabled() ) + ShowCellEditControl(); + } + else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ) { - // leave both row and col as -1 + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL); + DoEndDragResizeRow(); + + // Note: we are ending the event *after* doing + // default processing in this case // - if ( !SendEvent( EVT_WXGRID_LABEL_RIGHT_CLICK, row, col, ev ) ) - { - // TODO: default processing ? - } + SendEvent( EVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event ); } - break; - - case WXGRID_CELL: + else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL ) { - XYToCell( x, y, cellCoords ); - if ( !SendEvent( EVT_WXGRID_CELL_RIGHT_CLICK, - cellCoords.GetRow(), - cellCoords.GetCol(), - ev ) ) - { - // TODO: default processing ? - } + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL); + DoEndDragResizeCol(); + + // Note: we are ending the event *after* doing + // default processing in this case + // + SendEvent( EVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event ); } - break; - default: -#if 0 - wxLogMessage( "outside grid area" ); -#endif - break; + m_dragLastPos = -1; } - } - // ------------------------------------------------------------ - // - // Right mouse button double click - // - else if ( ev.RightDClick() ) - { - row = -1; - col = -1; - wxGridCellCoords cellCoords; - - switch( XYToArea( x, y ) ) - { - - case WXGRID_ROWLABEL: - { - row = YToRow(y); - SendEvent( EVT_WXGRID_LABEL_RIGHT_DCLICK, row, col, ev ); - } - break; - case WXGRID_COLLABEL: + + // ------------ Right button down + // + else if ( event.RightDown() ) + { + EnableCellEditControl( FALSE ); + if ( !SendEvent( EVT_GRID_CELL_RIGHT_CLICK, + coords.GetRow(), + coords.GetCol(), + event ) ) { - col = XToCol(x); - SendEvent( EVT_WXGRID_LABEL_RIGHT_DCLICK, row, col, ev ); + // no default action at the moment } - break; + } - case WXGRID_CORNERLABEL: + + // ------------ Right double click + // + else if ( event.RightDClick() ) + { + EnableCellEditControl( FALSE ); + if ( !SendEvent( EVT_GRID_CELL_RIGHT_DCLICK, + coords.GetRow(), + coords.GetCol(), + event ) ) { - // leave both row and col as -1 - // - SendEvent( EVT_WXGRID_LABEL_RIGHT_DCLICK, row, col, ev ); + // no default action at the moment } - break; + } - case WXGRID_CELL: + // ------------ Moving and no button action + // + else if ( event.Moving() && !event.IsButton() ) + { + int dragRow = YToEdgeOfRow( y ); + int dragCol = XToEdgeOfCol( x ); + + // Dragging on the corner of a cell to resize in both + // directions is not implemented yet... + // + if ( dragRow >= 0 && dragCol >= 0 ) { - XYToCell( x, y, cellCoords ); - SendEvent( EVT_WXGRID_CELL_RIGHT_DCLICK, - cellCoords.GetRow(), - cellCoords.GetCol(), - ev ); + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL); + return; } - break; - default: -#if 0 - wxLogMessage( "outside grid area" ); -#endif - break; - } - } - // ------------------------------------------------------------ - // - // No buttons down and mouse moving - // - else if ( ev.Moving() ) - { - switch( XYToArea( x, y ) ) - { - case WXGRID_ROWLABEL: + if ( dragRow >= 0 ) { - m_dragRowOrCol = YToEdgeOfRow( y ); - if ( m_dragRowOrCol >= 0 ) - { - if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) - { - m_cursorMode = WXGRID_CURSOR_RESIZE_ROW; - SetCursor( m_rowResizeCursor ); - } - } - else + m_dragRowOrCol = dragRow; + + if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) { - if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL ) - { - m_cursorMode = WXGRID_CURSOR_SELECT_CELL; - SetCursor( *wxSTANDARD_CURSOR ); - } + ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW); } + + return; } - break; - case WXGRID_COLLABEL: + if ( dragCol >= 0 ) { - m_dragRowOrCol = XToEdgeOfCol( x ); - if ( m_dragRowOrCol >= 0 ) - { - if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) - { - m_cursorMode = WXGRID_CURSOR_RESIZE_COL; - SetCursor( m_colResizeCursor ); - } - } - else + m_dragRowOrCol = dragCol; + + if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) { - if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL ) - { - m_cursorMode = WXGRID_CURSOR_SELECT_CELL; - SetCursor( *wxSTANDARD_CURSOR ); - } + ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL); } + + return; } - break; - default: + // Neither on a row or col edge + // + if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL ) { - if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL ) - { - m_cursorMode = WXGRID_CURSOR_SELECT_CELL; - SetCursor( *wxSTANDARD_CURSOR ); - } + ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL); } - break; - } + } } } -void wxGrid::OnKeyDown( wxKeyEvent& ev ) +void wxGrid::DoEndDragResizeRow() { - if ( m_inOnKeyDown ) + if ( m_dragLastPos >= 0 ) { - // shouldn't be here - we are going round in circles... + // erase the last line and resize the row // - wxLogFatalError( "wxGrid::OnKeyDown called while alread active" ); + int cw, ch, left, dummy; + m_gridWin->GetClientSize( &cw, &ch ); + CalcUnscrolledPosition( 0, 0, &left, &dummy ); + + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + dc.SetLogicalFunction( wxINVERT ); + dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos ); + HideCellEditControl(); + + int rowTop = m_rowBottoms[m_dragRowOrCol] - m_rowHeights[m_dragRowOrCol]; + SetRowSize( m_dragRowOrCol, + wxMax( m_dragLastPos - rowTop, WXGRID_MIN_ROW_HEIGHT ) ); + + if ( !GetBatchCount() ) + { + // Only needed to get the correct rect.y: + wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) ); + rect.x = 0; + CalcScrolledPosition(0, rect.y, &dummy, &rect.y); + rect.width = m_rowLabelWidth; + rect.height = ch - rect.y; + m_rowLabelWin->Refresh( TRUE, &rect ); + rect.width = cw; + m_gridWin->Refresh( FALSE, &rect ); + } + + ShowCellEditControl(); } +} - m_inOnKeyDown = TRUE; - - // propagate the event up and see if it gets processed - // - wxWindow *parent = GetParent(); - wxKeyEvent keyEvt( ev ); - keyEvt.SetEventObject( parent ); - - if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) ) + +void wxGrid::DoEndDragResizeCol() +{ + if ( m_dragLastPos >= 0 ) { - // try local handlers + // erase the last line and resize the col // - switch ( ev.KeyCode() ) + int cw, ch, dummy, top; + m_gridWin->GetClientSize( &cw, &ch ); + CalcUnscrolledPosition( 0, 0, &dummy, &top ); + + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + dc.SetLogicalFunction( wxINVERT ); + dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch ); + HideCellEditControl(); + + int colLeft = m_colRights[m_dragRowOrCol] - m_colWidths[m_dragRowOrCol]; + SetColSize( m_dragRowOrCol, + wxMax( m_dragLastPos - colLeft, WXGRID_MIN_COL_WIDTH ) ); + + if ( !GetBatchCount() ) { - case WXK_UP: - if ( ev.ControlDown() ) - { - MoveCursorUpBlock(); - } - else - { - MoveCursorUp(); - } - break; - - case WXK_DOWN: - if ( ev.ControlDown() ) - { - MoveCursorDownBlock(); - } - else - { - MoveCursorDown(); - } - break; + // Only needed to get the correct rect.x: + wxRect rect ( CellToRect( 0, m_dragRowOrCol ) ); + rect.y = 0; + CalcScrolledPosition(rect.x, 0, &rect.x, &dummy); + rect.width = cw - rect.x; + rect.height = m_colLabelHeight; + m_colLabelWin->Refresh( TRUE, &rect ); + rect.height = ch; + m_gridWin->Refresh( FALSE, &rect ); + } - case WXK_LEFT: - if ( ev.ControlDown() ) - { - MoveCursorLeftBlock(); - } - else - { - MoveCursorLeft(); - } - break; + ShowCellEditControl(); + } +} - case WXK_RIGHT: - if ( ev.ControlDown() ) - { - MoveCursorRightBlock(); - } - else - { - MoveCursorRight(); - } - break; - case WXK_RETURN: - MoveCursorDown(); - break; - case WXK_HOME: - if ( ev.ControlDown() ) - { - MakeCellVisible( 0, 0 ); - SelectCell( 0, 0 ); - } - else - { - ev.Skip(); - } - break; - - case WXK_END: - if ( ev.ControlDown() ) - { - MakeCellVisible( m_numRows-1, m_numCols-1 ); - SelectCell( m_numRows-1, m_numCols-1 ); - } - else - { - ev.Skip(); - } - break; - - case WXK_PRIOR: - MovePageUp(); - break; +// +// ------ interaction with data model +// +bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg ) +{ + switch ( msg.GetId() ) + { + case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES: + return GetModelValues(); - case WXK_NEXT: - MovePageDown(); - break; - - default: - // now try the cell edit control - // - if ( IsCellEditControlEnabled() ) - { - ev.SetEventObject( m_cellEditCtrl ); - m_cellEditCtrl->GetEventHandler()->ProcessEvent( ev ); - } - break; - } - } + case wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES: + return SetModelValues(); + + case wxGRIDTABLE_NOTIFY_ROWS_INSERTED: + case wxGRIDTABLE_NOTIFY_ROWS_APPENDED: + case wxGRIDTABLE_NOTIFY_ROWS_DELETED: + case wxGRIDTABLE_NOTIFY_COLS_INSERTED: + case wxGRIDTABLE_NOTIFY_COLS_APPENDED: + case wxGRIDTABLE_NOTIFY_COLS_DELETED: + return Redimension( msg ); - m_inOnKeyDown = FALSE; + default: + return FALSE; + } } -// Text updated in an edit control - either a text control or a -// combo box + +// The behaviour of this function depends on the grid table class +// Clear() function. For the default wxGridStringTable class the +// behavious is to replace all cell contents with wxEmptyString but +// not to change the number of rows or cols. // -void wxGrid::OnText( wxKeyEvent& ev ) +void wxGrid::ClearGrid() +{ + if ( m_table ) + { + m_table->Clear(); + SetEditControlValue(); + if ( !GetBatchCount() ) m_gridWin->Refresh(); + } +} + + +bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) ) { - if ( !m_inOnText ) + // TODO: something with updateLabels flag + + if ( !m_created ) { - m_inOnText = TRUE; - wxWindow *ctrl = (wxWindow *)ev.GetEventObject(); + wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") ); + return FALSE; + } + + if ( m_table ) + { + bool ok = m_table->InsertRows( pos, numRows ); - if ( ctrl == m_cellEditCtrl && - IsTopEditControlEnabled() ) + // the table will have sent the results of the insert row + // operation to this view object as a grid table message + // + if ( ok ) { - // set the value of the top edit control - // - switch ( m_editCtrlType ) + if ( m_numCols == 0 ) { - case wxGRID_TEXTCTRL: - ((wxTextCtrl *)m_topEditCtrl)-> - SetValue(((wxTextCtrl *)ctrl)->GetValue()); - break; - - case wxGRID_COMBOBOX: - ((wxComboBox *)m_topEditCtrl)-> - SetValue(((wxComboBox *)ctrl)->GetValue()); - break; + m_table->AppendCols( WXGRID_DEFAULT_NUMBER_COLS ); + // + // TODO: perhaps instead of appending the default number of cols + // we should remember what the last non-zero number of cols was ? + // } - } - else if ( ctrl == m_topEditCtrl && - IsCellEditControlEnabled() ) - { - switch ( m_editCtrlType ) + + if ( m_currentCellCoords == wxGridNoCellCoords ) { - case wxGRID_TEXTCTRL: - ((wxTextCtrl *)m_cellEditCtrl)-> - SetValue(((wxTextCtrl *)ctrl)->GetValue()); - break; - - case wxGRID_COMBOBOX: - ((wxComboBox *)m_cellEditCtrl)-> - SetValue(((wxComboBox *)ctrl)->GetValue()); - break; + // if we have just inserted cols into an empty grid the current + // cell will be undefined... + // + SetCurrentCell( 0, 0 ); } + + ClearSelection(); + if ( !GetBatchCount() ) Refresh(); } - } - m_inOnText = FALSE; + SetEditControlValue(); + return ok; + } + else + { + return FALSE; + } } -void wxGrid::OnGridScroll( wxScrollEvent& ev ) + +bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) ) { - // propagate the event up and see if it gets processed - // - wxWindow *parent = GetParent(); - wxScrollEvent scrollEvt( ev ); - if (parent->GetEventHandler()->ProcessEvent( scrollEvt )) return; - - HideCellEditControl(); + // TODO: something with updateLabels flag + + if ( !m_created ) + { + wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") ); + return FALSE; + } - if ( ev.GetEventObject() == m_horizScrollBar ) + if ( m_table && m_table->AppendRows( numRows ) ) { - if ( ev.GetPosition() != m_scrollPosX ) + if ( m_currentCellCoords == wxGridNoCellCoords ) { - SetHorizontalScrollPos( ev.GetPosition() ); + // if we have just inserted cols into an empty grid the current + // cell will be undefined... + // + SetCurrentCell( 0, 0 ); } + + // the table will have sent the results of the append row + // operation to this view object as a grid table message + // + ClearSelection(); + if ( !GetBatchCount() ) Refresh(); + return TRUE; } else { - if ( ev.GetPosition() != m_scrollPosY ) - { - SetVerticalScrollPos( ev.GetPosition() ); - } + return FALSE; } - - ShowCellEditControl(); } -void wxGrid::SelectCell( const wxGridCellCoords& coords ) +bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) ) { - wxClientDC dc( this ); + // TODO: something with updateLabels flag - if ( m_currentCellCoords != wxGridNoCellCoords ) + if ( !m_created ) { - HideCurrentCellHighlight( dc ); - HideCellEditControl(); - SaveEditControlValue(); + wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") ); + return FALSE; } - m_currentCellCoords = coords; - - SetEditControlValue(); - if ( IsOnScreen() ) + if ( m_table && m_table->DeleteRows( pos, numRows ) ) { - ShowCellEditControl(); - ShowCurrentCellHighlight( dc ); - } + // the table will have sent the results of the delete row + // operation to this view object as a grid table message + // + if ( m_numRows > 0 ) + SetEditControlValue(); + else + HideCellEditControl(); - if ( IsSelection() ) - { ClearSelection(); if ( !GetBatchCount() ) Refresh(); + return TRUE; + } + else + { + return FALSE; } } -void wxGrid::ShowCellEditControl() +bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) ) { - wxRect rect; - - if ( IsCellEditControlEnabled() ) - { - if ( !IsVisible( m_currentCellCoords ) ) - { - return; - } - else - { - rect = CellToRect( m_currentCellCoords ); - - m_cellEditCtrl->SetSize( rect ); - m_cellEditCtrl->Show( TRUE ); + // TODO: something with updateLabels flag - switch ( m_editCtrlType ) - { - case wxGRID_TEXTCTRL: - ((wxTextCtrl *) m_cellEditCtrl)->SetInsertionPointEnd(); - break; + if ( !m_created ) + { + wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") ); + return FALSE; + } - case wxGRID_CHECKBOX: - // TODO: anything ??? - // - break; + if ( m_table ) + { + HideCellEditControl(); + bool ok = m_table->InsertCols( pos, numCols ); - case wxGRID_CHOICE: - // TODO: anything ??? - // - break; - - case wxGRID_COMBOBOX: - // TODO: anything ??? - // - break; + // the table will have sent the results of the insert col + // operation to this view object as a grid table message + // + if ( ok ) + { + if ( m_currentCellCoords == wxGridNoCellCoords ) + { + // if we have just inserted cols into an empty grid the current + // cell will be undefined... + // + SetCurrentCell( 0, 0 ); } - m_cellEditCtrl->SetFocus(); + ClearSelection(); + if ( !GetBatchCount() ) Refresh(); } + + SetEditControlValue(); + return ok; + } + else + { + return FALSE; } } -void wxGrid::HideCellEditControl() +bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) ) { - if ( IsCellEditControlEnabled() ) + // TODO: something with updateLabels flag + + if ( !m_created ) { - m_cellEditCtrl->Show( FALSE ); + wxFAIL_MSG( wxT("Called wxGrid::AppendCols() before calling CreateGrid()") ); + return FALSE; } -} -void wxGrid::SetEditControlValue( const wxString& value ) -{ - if ( m_table ) + if ( m_table && m_table->AppendCols( numCols ) ) { - wxString s; - if ( !value ) - s = GetCellValue(m_currentCellCoords); - else - s = value; - - if ( IsTopEditControlEnabled() ) + // the table will have sent the results of the append col + // operation to this view object as a grid table message + // + if ( m_currentCellCoords == wxGridNoCellCoords ) { - switch ( m_editCtrlType ) - { - case wxGRID_TEXTCTRL: - ((wxGridTextCtrl *)m_topEditCtrl)->SetStartValue(s); - break; + // if we have just inserted cols into an empty grid the current + // cell will be undefined... + // + SetCurrentCell( 0, 0 ); + } - case wxGRID_CHECKBOX: - // TODO: implement this - // - break; + ClearSelection(); + if ( !GetBatchCount() ) Refresh(); + return TRUE; + } + else + { + return FALSE; + } +} - case wxGRID_CHOICE: - // TODO: implement this - // - break; - - case wxGRID_COMBOBOX: - // TODO: implement this - // - break; - } - } - if ( IsCellEditControlEnabled() ) - { - switch ( m_editCtrlType ) - { - case wxGRID_TEXTCTRL: - ((wxGridTextCtrl *)m_cellEditCtrl)->SetStartValue(s); - break; +bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) ) +{ + // TODO: something with updateLabels flag - case wxGRID_CHECKBOX: - // TODO: implement this - // - break; + if ( !m_created ) + { + wxFAIL_MSG( wxT("Called wxGrid::DeleteCols() before calling CreateGrid()") ); + return FALSE; + } - case wxGRID_CHOICE: - // TODO: implement this - // - break; - - case wxGRID_COMBOBOX: - // TODO: implement this - // - break; - } - } + if ( m_table && m_table->DeleteCols( pos, numCols ) ) + { + // the table will have sent the results of the delete col + // operation to this view object as a grid table message + // + if ( m_numCols > 0 ) + SetEditControlValue(); + else + HideCellEditControl(); + + ClearSelection(); + if ( !GetBatchCount() ) Refresh(); + return TRUE; + } + else + { + return FALSE; } } -void wxGrid::SaveEditControlValue() + + +// +// ----- event handlers +// + +// Generate a grid event based on a mouse event and +// return the result of ProcessEvent() +// +bool wxGrid::SendEvent( const wxEventType type, + int row, int col, + wxMouseEvent& mouseEv ) { - if ( m_table ) + if ( type == EVT_GRID_ROW_SIZE || + type == EVT_GRID_COL_SIZE ) { - wxWindow *ctrl = (wxWindow *)NULL; + int rowOrCol = (row == -1 ? col : row); - if ( IsCellEditControlEnabled() ) - { - ctrl = m_cellEditCtrl; - } - else if ( IsTopEditControlEnabled() ) - { - ctrl = m_topEditCtrl; - } - else - { - return; - } - - bool valueChanged = FALSE; - - switch ( m_editCtrlType ) - { - case wxGRID_TEXTCTRL: - valueChanged = (((wxGridTextCtrl *)ctrl)->GetValue() != - ((wxGridTextCtrl *)ctrl)->GetStartValue()); - SetCellValue( m_currentCellCoords, - ((wxTextCtrl *) ctrl)->GetValue() ); - break; + wxGridSizeEvent gridEvt( GetId(), + type, + this, + rowOrCol, + mouseEv.GetX(), mouseEv.GetY(), + mouseEv.ControlDown(), + mouseEv.ShiftDown(), + mouseEv.AltDown(), + mouseEv.MetaDown() ); - case wxGRID_CHECKBOX: - // TODO: implement this - // - break; + return GetEventHandler()->ProcessEvent(gridEvt); + } + else if ( type == EVT_GRID_RANGE_SELECT ) + { + wxGridRangeSelectEvent gridEvt( GetId(), + type, + this, + m_selectedTopLeft, + m_selectedBottomRight, + mouseEv.ControlDown(), + mouseEv.ShiftDown(), + mouseEv.AltDown(), + mouseEv.MetaDown() ); + + return GetEventHandler()->ProcessEvent(gridEvt); + } + else + { + wxGridEvent gridEvt( GetId(), + type, + this, + row, col, + mouseEv.GetX(), mouseEv.GetY(), + mouseEv.ControlDown(), + mouseEv.ShiftDown(), + mouseEv.AltDown(), + mouseEv.MetaDown() ); - case wxGRID_CHOICE: - // TODO: implement this - // - break; - - case wxGRID_COMBOBOX: - // TODO: implement this - // - break; - } - - if ( valueChanged ) - { - SendEvent( EVT_WXGRID_CELL_CHANGE, - m_currentCellCoords.GetRow(), - m_currentCellCoords.GetCol() ); - } + return GetEventHandler()->ProcessEvent(gridEvt); } } -int wxGrid::XYToArea( int x, int y ) +// Generate a grid event of specified type and return the result +// of ProcessEvent(). +// +bool wxGrid::SendEvent( const wxEventType type, + int row, int col ) { - if ( x > m_left && x < m_right && - y > m_top && y < m_bottom ) + if ( type == EVT_GRID_ROW_SIZE || + type == EVT_GRID_COL_SIZE ) { - if ( y < m_top + m_colLabelHeight ) - { - if ( x > m_left + m_rowLabelWidth ) - { - return WXGRID_COLLABEL; - } - else - { - return WXGRID_CORNERLABEL; - } - } - else if ( x <= m_left + m_rowLabelWidth ) - { - return WXGRID_ROWLABEL; - } - else - { - return WXGRID_CELL; - } - } + int rowOrCol = (row == -1 ? col : row); - return WXGRID_NOAREA; -} + wxGridSizeEvent gridEvt( GetId(), + type, + this, + rowOrCol ); + return GetEventHandler()->ProcessEvent(gridEvt); + } + else + { + wxGridEvent gridEvt( GetId(), + type, + this, + row, col ); -void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords ) -{ - coords.SetRow( YToRow(y) ); - coords.SetCol( XToCol(x) ); + return GetEventHandler()->ProcessEvent(gridEvt); + } } -int wxGrid::YToRow( int y ) +void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) ) { - int i; - - if ( y > m_top + m_colLabelHeight ) + wxPaintDC dc( this ); + + if ( m_currentCellCoords == wxGridNoCellCoords && + m_numRows && m_numCols ) { - for ( i = m_scrollPosY; i < m_numRows; i++ ) - { - if ( y < m_rowBottoms[i] ) - { - return i; - } - } + m_currentCellCoords.Set(0, 0); + SetEditControlValue(); + ShowCellEditControl(); } - return -1; + m_displayed = TRUE; } -int wxGrid::XToCol( int x ) +// This is just here to make sure that CalcDimensions gets called when +// the grid view is resized... then the size event is skipped to allow +// the box sizers to handle everything +// +void wxGrid::OnSize( wxSizeEvent& event ) { - int i; - - if ( x > m_left + m_rowLabelWidth ) + CalcWindowSizes(); + CalcDimensions(); +} + + +void wxGrid::OnKeyDown( wxKeyEvent& event ) +{ + if ( m_inOnKeyDown ) { - for ( i = m_scrollPosX; i < m_numCols; i++ ) - { - if ( x < m_colRights[i] ) - { - return i; - } - } + // shouldn't be here - we are going round in circles... + // + wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while already active") ); } - return -1; -} + m_inOnKeyDown = TRUE; + // propagate the event up and see if it gets processed + // + wxWindow *parent = GetParent(); + wxKeyEvent keyEvt( event ); + keyEvt.SetEventObject( parent ); -// return the row number that that the y coord is near the edge of, or -// -1 if not near an edge -// -int wxGrid::YToEdgeOfRow( int y ) -{ - int i, d; - - if ( y > m_top + m_colLabelHeight ) + if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) ) { - for ( i = m_scrollPosY; i < m_numRows; i++ ) + // try local handlers + // + switch ( event.KeyCode() ) { - if ( m_rowHeights[i] > WXGRID_LABEL_EDGE_ZONE ) - { - d = abs( y - m_rowBottoms[i] ); + case WXK_UP: + if ( event.ControlDown() ) { - if ( d < WXGRID_LABEL_EDGE_ZONE ) return i; + MoveCursorUpBlock(); } - } - } - } + else + { + MoveCursorUp(); + } + break; - return -1; - -} + case WXK_DOWN: + if ( event.ControlDown() ) + { + MoveCursorDownBlock(); + } + else + { + MoveCursorDown(); + } + break; + case WXK_LEFT: + if ( event.ControlDown() ) + { + MoveCursorLeftBlock(); + } + else + { + MoveCursorLeft(); + } + break; -// return the col number that that the x coord is near the edge of, or -// -1 if not near an edge -// -int wxGrid::XToEdgeOfCol( int x ) -{ - int i, d; - - if ( x > m_left + m_rowLabelWidth ) - { - for ( i = m_scrollPosX; i < m_numCols; i++ ) - { - if ( m_colWidths[i] > WXGRID_LABEL_EDGE_ZONE ) - { - d = abs( x - m_colRights[i] ); + case WXK_RIGHT: + if ( event.ControlDown() ) { - if ( d < WXGRID_LABEL_EDGE_ZONE ) return i; + MoveCursorRightBlock(); } - } - } - } + else + { + MoveCursorRight(); + } + break; - return -1; - -} + case WXK_RETURN: + if ( event.ControlDown() ) + { + event.Skip(); // to let the edit control have the return + } + else + { + MoveCursorDown(); + } + break; + case WXK_TAB: + if (event.ShiftDown()) + MoveCursorLeft(); + else + MoveCursorRight(); + break; -wxRect wxGrid::CellToRect( int row, int col ) -{ - wxRect rect( -1, -1, -1, -1 ); + case WXK_HOME: + if ( event.ControlDown() ) + { + MakeCellVisible( 0, 0 ); + SetCurrentCell( 0, 0 ); + } + else + { + event.Skip(); + } + break; - if ( row >= m_scrollPosY && col >= m_scrollPosX ) - { - rect.x = m_colRights[col] - m_colWidths[col]; - rect.y = m_rowBottoms[row] - m_rowHeights[row]; - rect.width = m_colWidths[col]; - rect.height = m_rowHeights[ row ]; - } + case WXK_END: + if ( event.ControlDown() ) + { + MakeCellVisible( m_numRows-1, m_numCols-1 ); + SetCurrentCell( m_numRows-1, m_numCols-1 ); + } + else + { + event.Skip(); + } + break; - return rect; -} + case WXK_PRIOR: + MovePageUp(); + break; + case WXK_NEXT: + MovePageDown(); + break; -bool wxGrid::MoveCursorUp() -{ - if ( m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetRow() > 0 ) - { - SelectCell( m_currentCellCoords.GetRow() - 1, - m_currentCellCoords.GetCol() ); + // We don't want these keys to trigger the edit control, any others? + case WXK_SHIFT: + case WXK_ALT: + case WXK_CONTROL: + case WXK_CAPITAL: + event.Skip(); + break; - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); + case WXK_SPACE: + if ( !IsEditable() ) + { + MoveCursorRight(); + break; + } + // Otherwise fall through to default - return TRUE; + default: + // now try the cell edit control + // + if ( !IsCellEditControlEnabled() ) + EnableCellEditControl( TRUE ); + if (IsCellEditControlEnabled()) { + wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords); + attr->GetEditor()->StartingKey(event); + attr->DecRef(); + } + break; + } } - return FALSE; + m_inOnKeyDown = FALSE; } -bool wxGrid::MoveCursorDown() -{ - // TODO: allow for scrolling - // - if ( m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetRow() < m_numRows-1 ) - { - SelectCell( m_currentCellCoords.GetRow() + 1, - m_currentCellCoords.GetCol() ); - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); - - return TRUE; - } +void wxGrid::OnEraseBackground(wxEraseEvent&) +{ } - return FALSE; -} -bool wxGrid::MoveCursorLeft() + + +void wxGrid::SetCurrentCell( const wxGridCellCoords& coords ) { - if ( m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetCol() > 0 ) + if ( SendEvent( EVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) ) { - SelectCell( m_currentCellCoords.GetRow(), - m_currentCellCoords.GetCol() - 1 ); - - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); - - return TRUE; + // the event has been intercepted - do nothing + return; } - return FALSE; -} - -bool wxGrid::MoveCursorRight() -{ - if ( m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetCol() < m_numCols - 1 ) + if ( m_displayed && + m_currentCellCoords != wxGridNoCellCoords ) { - SelectCell( m_currentCellCoords.GetRow(), - m_currentCellCoords.GetCol() + 1 ); + HideCellEditControl(); + SaveEditControlValue(); + EnableCellEditControl(FALSE); - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); - - return TRUE; + // Clear the old current cell highlight + wxRect r = BlockToDeviceRect(m_currentCellCoords, m_currentCellCoords); + m_currentCellCoords = coords; // Otherwise refresh redraws the highlight! + m_gridWin->Refresh( FALSE, &r ); } - return FALSE; -} + m_currentCellCoords = coords; -bool wxGrid::MovePageUp() -{ - if ( m_currentCellCoords != wxGridNoCellCoords && - m_scrollPosY > 0 ) + SetEditControlValue(); + + if ( m_displayed ) { - int row = m_currentCellCoords.GetRow(); - int y = m_rowBottoms[ row ] - m_rowHeights[ row ]; - while ( row > 0 ) + wxClientDC dc(m_gridWin); + PrepareDC(dc); + DrawCellHighlight(dc); + + if ( IsSelection() ) { - if ( y + m_rowHeights[row-1] > m_bottom ) break; - y += m_rowHeights[ --row ]; + wxRect r( SelectionToDeviceRect() ); + ClearSelection(); + if ( !GetBatchCount() ) m_gridWin->Refresh( FALSE, &r ); } - SetVerticalScrollPos( row ); - - SelectCell( row, m_currentCellCoords.GetCol() ); - return TRUE; } - - return FALSE; } -bool wxGrid::MovePageDown() + +// +// ------ functions to get/send data (see also public functions) +// + +bool wxGrid::GetModelValues() { - if ( m_currentCellCoords != wxGridNoCellCoords && - m_scrollPosY + m_wholeRowsVisible < m_numRows ) + if ( m_table ) { - if ( m_wholeRowsVisible > 0 ) - { - SetVerticalScrollPos( m_scrollPosY + m_wholeRowsVisible ); - } - else if ( m_scrollPosY < m_numRows - 1 ) - { - SetVerticalScrollPos( m_scrollPosY + 1 ); - } - else - { - return FALSE; - } - - // m_scrollPosY will have been updated + // all we need to do is repaint the grid // - SelectCell( m_scrollPosY, m_currentCellCoords.GetCol() ); + m_gridWin->Refresh(); return TRUE; } - + return FALSE; } -bool wxGrid::MoveCursorUpBlock() + +bool wxGrid::SetModelValues() { - if ( m_table && - m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetRow() > 0 ) + int row, col; + + if ( m_table ) { - int row = m_currentCellCoords.GetRow(); - int col = m_currentCellCoords.GetCol(); - - if ( m_table->IsEmptyCell(row, col) ) - { - // starting in an empty cell: find the next block of - // non-empty cells - // - while ( row > 0 ) - { - row-- ; - if ( !(m_table->IsEmptyCell(row, col)) ) break; - } - } - else if ( m_table->IsEmptyCell(row-1, col) ) - { - // starting at the top of a block: find the next block - // - row--; - while ( row > 0 ) - { - row-- ; - if ( !(m_table->IsEmptyCell(row, col)) ) break; - } - } - else + for ( row = 0; row < m_numRows; row++ ) { - // starting within a block: find the top of the block - // - while ( row > 0 ) + for ( col = 0; col < m_numCols; col++ ) { - row-- ; - if ( m_table->IsEmptyCell(row, col) ) - { - row++ ; - break; - } + m_table->SetValue( row, col, GetCellValue(row, col) ); } } - - SelectCell( row, col ); - - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); return TRUE; } @@ -2479,792 +3634,780 @@ bool wxGrid::MoveCursorUpBlock() return FALSE; } -bool wxGrid::MoveCursorDownBlock() + + +// Note - this function only draws cells that are in the list of +// exposed cells (usually set from the update region by +// CalcExposedCells) +// +void wxGrid::DrawGridCellArea( wxDC& dc ) { - if ( m_table && - m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetRow() < m_numRows-1 ) - { - int row = m_currentCellCoords.GetRow(); - int col = m_currentCellCoords.GetCol(); - - if ( m_table->IsEmptyCell(row, col) ) - { - // starting in an empty cell: find the next block of - // non-empty cells - // - while ( row < m_numRows-1 ) - { - row++ ; - if ( !(m_table->IsEmptyCell(row, col)) ) break; - } - } - else if ( m_table->IsEmptyCell(row+1, col) ) - { - // starting at the bottom of a block: find the next block - // - row++; - while ( row < m_numRows-1 ) - { - row++ ; - if ( !(m_table->IsEmptyCell(row, col)) ) break; - } - } - else - { - // starting within a block: find the bottom of the block - // - while ( row < m_numRows-1 ) - { - row++ ; - if ( m_table->IsEmptyCell(row, col) ) - { - row-- ; - break; - } - } - } - - SelectCell( row, col ); + if ( !m_numRows || !m_numCols ) return; - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); + size_t i; + size_t numCells = m_cellsExposed.GetCount(); - return TRUE; + for ( i = 0; i < numCells; i++ ) + { + DrawCell( dc, m_cellsExposed[i] ); } +} - return FALSE; + +void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords ) +{ + int row = coords.GetRow(); + int col = coords.GetCol(); + + if ( m_colWidths[col] <= 0 || m_rowHeights[row] <= 0 ) + return; + + // we draw the cell border ourselves +#if !WXGRID_DRAW_LINES + if ( m_gridLinesEnabled ) + DrawCellBorder( dc, coords ); +#endif + + // but all the rest is drawn by the cell renderer and hence may be + // customized + wxRect rect; + rect.x = m_colRights[col] - m_colWidths[col]; + rect.y = m_rowBottoms[row] - m_rowHeights[row]; + rect.width = m_colWidths[col]; + rect.height = m_rowHeights[row]; + + wxGridCellAttr* attr = GetCellAttr(row, col); + attr->GetRenderer()->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords)); + attr->DecRef(); + + if (m_currentCellCoords == coords) + DrawCellHighlight(dc); } -bool wxGrid::MoveCursorLeftBlock() + +void wxGrid::DrawCellHighlight( wxDC& dc ) { - if ( m_table && - m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetCol() > 0 ) - { - int row = m_currentCellCoords.GetRow(); - int col = m_currentCellCoords.GetCol(); - - if ( m_table->IsEmptyCell(row, col) ) - { - // starting in an empty cell: find the next block of - // non-empty cells - // - while ( col > 0 ) - { - col-- ; - if ( !(m_table->IsEmptyCell(row, col)) ) break; - } - } - else if ( m_table->IsEmptyCell(row, col-1) ) - { - // starting at the left of a block: find the next block - // - col--; - while ( col > 0 ) - { - col-- ; - if ( !(m_table->IsEmptyCell(row, col)) ) break; - } - } - else - { - // starting within a block: find the left of the block - // - while ( col > 0 ) - { - col-- ; - if ( m_table->IsEmptyCell(row, col) ) - { - col++ ; - break; - } - } - } - - SelectCell( row, col ); + int row = m_currentCellCoords.GetRow(); + int col = m_currentCellCoords.GetCol(); - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); + if ( m_colWidths[col] <= 0 || m_rowHeights[row] <= 0 ) + return; - return TRUE; - } + wxRect rect; + rect.x = m_colRights[col] - m_colWidths[col]; + rect.y = m_rowBottoms[row] - m_rowHeights[row]; + rect.width = m_colWidths[col] - 1; + rect.height = m_rowHeights[row] - 1; - return FALSE; + dc.SetPen(wxPen(m_gridLineColour, 3, wxSOLID)); + dc.SetBrush(*wxTRANSPARENT_BRUSH); + + dc.DrawRectangle(rect); } -bool wxGrid::MoveCursorRightBlock() +void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords ) { - if ( m_table && - m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetCol() < m_numCols-1 ) + if ( m_colWidths[coords.GetCol()] <=0 || + m_rowHeights[coords.GetRow()] <= 0 ) return; + + dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) ); + int row = coords.GetRow(); + int col = coords.GetCol(); + + // right hand border + // + dc.DrawLine( m_colRights[col], m_rowBottoms[row] - m_rowHeights[row], + m_colRights[col], m_rowBottoms[row] ); + + // bottom border + // + dc.DrawLine( m_colRights[col] - m_colWidths[col], m_rowBottoms[row], + m_colRights[col], m_rowBottoms[row] ); +} + + +// TODO: remove this ??? +// This is used to redraw all grid lines e.g. when the grid line colour +// has been changed +// +void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & reg ) +{ + if ( !m_gridLinesEnabled || + !m_numRows || + !m_numCols ) return; + + int top, bottom, left, right; + + if (reg.IsEmpty()){ + int cw, ch; + m_gridWin->GetClientSize(&cw, &ch); + + // virtual coords of visible area + // + CalcUnscrolledPosition( 0, 0, &left, &top ); + CalcUnscrolledPosition( cw, ch, &right, &bottom ); + } + else{ + wxCoord x, y, w, h; + reg.GetBox(x, y, w, h); + CalcUnscrolledPosition( x, y, &left, &top ); + CalcUnscrolledPosition( x + w, y + h, &right, &bottom ); + } + + // avoid drawing grid lines past the last row and col + // + right = wxMin( right, m_colRights[m_numCols-1] ); + bottom = wxMin( bottom, m_rowBottoms[m_numRows-1] ); + + dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) ); + + // horizontal grid lines + // + int i; + for ( i = 0; i < m_numRows; i++ ) { - int row = m_currentCellCoords.GetRow(); - int col = m_currentCellCoords.GetCol(); - - if ( m_table->IsEmptyCell(row, col) ) + if ( m_rowBottoms[i]-1 > bottom ) { - // starting in an empty cell: find the next block of - // non-empty cells - // - while ( col < m_numCols-1 ) - { - col++ ; - if ( !(m_table->IsEmptyCell(row, col)) ) break; - } + break; } - else if ( m_table->IsEmptyCell(row, col+1) ) + else if ( m_rowBottoms[i]-1 >= top ) { - // starting at the right of a block: find the next block - // - col++; - while ( col < m_numCols-1 ) - { - col++ ; - if ( !(m_table->IsEmptyCell(row, col)) ) break; - } + dc.DrawLine( left, m_rowBottoms[i]-1, right, m_rowBottoms[i]-1 ); } - else + } + + + // vertical grid lines + // + for ( i = 0; i < m_numCols; i++ ) + { + if ( m_colRights[i]-1 > right ) { - // starting within a block: find the right of the block - // - while ( col < m_numCols-1 ) - { - col++ ; - if ( m_table->IsEmptyCell(row, col) ) - { - col-- ; - break; - } - } + break; + } + else if ( m_colRights[i]-1 >= left ) + { + dc.DrawLine( m_colRights[i]-1, top, m_colRights[i]-1, bottom ); } - - SelectCell( row, col ); + } +} - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); - return TRUE; - } +void wxGrid::DrawRowLabels( wxDC& dc ) +{ + if ( !m_numRows || !m_numCols ) return; - return FALSE; + size_t i; + size_t numLabels = m_rowLabelsExposed.GetCount(); + + for ( i = 0; i < numLabels; i++ ) + { + DrawRowLabel( dc, m_rowLabelsExposed[i] ); + } } +void wxGrid::DrawRowLabel( wxDC& dc, int row ) +{ + if ( m_rowHeights[row] <= 0 ) return; -// -// ----- grid drawing functions -// + int rowTop = m_rowBottoms[row] - m_rowHeights[row]; + + dc.SetPen( *wxBLACK_PEN ); + dc.DrawLine( m_rowLabelWidth-1, rowTop, + m_rowLabelWidth-1, m_rowBottoms[row]-1 ); + + dc.DrawLine( 0, m_rowBottoms[row]-1, + m_rowLabelWidth-1, m_rowBottoms[row]-1 ); + + dc.SetPen( *wxWHITE_PEN ); + dc.DrawLine( 0, rowTop, 0, m_rowBottoms[row]-1 ); + dc.DrawLine( 0, rowTop, m_rowLabelWidth-1, rowTop ); + + dc.SetBackgroundMode( wxTRANSPARENT ); + dc.SetTextForeground( GetLabelTextColour() ); + dc.SetFont( GetLabelFont() ); -void wxGrid::DrawLabelAreas( wxDC& dc ) -{ - int cw, ch; - GetClientSize(&cw, &ch); + int hAlign, vAlign; + GetRowLabelAlignment( &hAlign, &vAlign ); - dc.SetPen(*wxTRANSPARENT_PEN); - dc.SetBrush( wxBrush(GetLabelBackgroundColour(), wxSOLID) ); - - dc.DrawRectangle( m_left, m_top, - cw - m_left, m_colLabelHeight ); - - dc.DrawRectangle( m_left, m_top, - m_rowLabelWidth, ch - m_top ); + wxRect rect; + rect.SetX( 2 ); + rect.SetY( m_rowBottoms[row] - m_rowHeights[row] + 2 ); + rect.SetWidth( m_rowLabelWidth - 4 ); + rect.SetHeight( m_rowHeights[row] - 4 ); + DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign ); } void wxGrid::DrawColLabels( wxDC& dc ) { - int cw, ch; - GetClientSize(&cw, &ch); - - if (m_colLabelHeight == 0) return; - - DrawColLabelBorders( dc ); + if ( !m_numRows || !m_numCols ) return; - wxRect rect; - rect.y = m_top + 1; - rect.height = m_colLabelHeight - 1; + size_t i; + size_t numLabels = m_colLabelsExposed.GetCount(); - int labelLeft = m_left + m_rowLabelWidth; - int i; - - for ( i = m_scrollPosX; i < m_numCols; i++ ) + for ( i = 0; i < numLabels; i++ ) { - if ( labelLeft > cw) break; - - rect.x = 1 + labelLeft; - rect.width = m_colWidths[i]; - DrawColLabel( dc, rect, i ); - - labelLeft += m_colWidths[i]; + DrawColLabel( dc, m_colLabelsExposed[i] ); } } -void wxGrid::DrawColLabelBorders( wxDC& dc ) +void wxGrid::DrawColLabel( wxDC& dc, int col ) { - if ( m_colLabelHeight <= 0 ) return; + if ( m_colWidths[col] <= 0 ) return; - int i; - int cw, ch; - GetClientSize( &cw, &ch ); + int colLeft = m_colRights[col] - m_colWidths[col]; dc.SetPen( *wxBLACK_PEN ); - - // horizontal lines - // - dc.DrawLine( m_left, m_top, cw, m_top ); - - dc.DrawLine( m_left, m_top + m_colLabelHeight, - cw, m_top + m_colLabelHeight ); - - // vertical lines - // - int colLeft = m_left + m_rowLabelWidth; - for ( i = m_scrollPosX; i <= m_numCols; i++ ) - { - if (colLeft > cw) break; - - dc.DrawLine( colLeft, m_top, - colLeft, m_top + m_colLabelHeight); + dc.DrawLine( m_colRights[col]-1, 0, + m_colRights[col]-1, m_colLabelHeight-1 ); - if ( i < m_numCols ) colLeft += m_colWidths[i]; - } + dc.DrawLine( colLeft, m_colLabelHeight-1, + m_colRights[col]-1, m_colLabelHeight-1 ); - // Draw white highlights for a 3d effect - // dc.SetPen( *wxWHITE_PEN ); + dc.DrawLine( colLeft, 0, colLeft, m_colLabelHeight-1 ); + dc.DrawLine( colLeft, 0, m_colRights[col]-1, 0 ); - colLeft = m_left + m_rowLabelWidth; - for ( i = m_scrollPosX; i < m_numCols; i++ ) - { - if (colLeft > cw) break; - - dc.DrawLine(colLeft + 1, m_top + 1, - colLeft + m_colWidths[i], m_top + 1); - - dc.DrawLine(colLeft + 1, m_top + 1, - colLeft + 1, m_top + m_colLabelHeight); - - colLeft += m_colWidths[i]; - } -} - + dc.SetBackgroundMode( wxTRANSPARENT ); + dc.SetTextForeground( GetLabelTextColour() ); + dc.SetFont( GetLabelFont() ); -void wxGrid::DrawColLabel( wxDC& dc, const wxRect& rect, int col ) -{ - wxRect rect2; - rect2 = rect; - rect2.x += 3; - rect2.y += 2; - rect2.width -= 5; - rect2.height -= 4; - dc.SetBackgroundMode( wxTRANSPARENT ); - dc.SetTextBackground( GetLabelBackgroundColour() ); dc.SetTextForeground( GetLabelTextColour() ); dc.SetFont( GetLabelFont() ); - + int hAlign, vAlign; GetColLabelAlignment( &hAlign, &vAlign ); - DrawTextRectangle( dc, GetColLabelValue( col ), rect2, hAlign, vAlign ); -} - - -void wxGrid::DrawRowLabels( wxDC& dc ) -{ - int cw, ch; - GetClientSize(&cw, &ch); - - if (m_rowLabelWidth == 0) return; - - DrawRowLabelBorders( dc ); wxRect rect; - rect.x = m_left + 1; - rect.width = m_rowLabelWidth - 1; - - int labelTop = m_top + m_colLabelHeight; - int i; - - for ( i = m_scrollPosY; i < m_numRows; i++ ) - { - if ( labelTop > ch ) break; - - rect.y = 1 + labelTop; - rect.height = m_rowHeights[i]; - DrawRowLabel( dc, rect, i ); - - labelTop += m_rowHeights[i]; - } + rect.SetX( m_colRights[col] - m_colWidths[col] + 2 ); + rect.SetY( 2 ); + rect.SetWidth( m_colWidths[col] - 4 ); + rect.SetHeight( m_colLabelHeight - 4 ); + DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign ); } -void wxGrid::DrawRowLabelBorders( wxDC& dc ) +void wxGrid::DrawTextRectangle( wxDC& dc, + const wxString& value, + const wxRect& rect, + int horizAlign, + int vertAlign ) { - if ( m_rowLabelWidth <= 0 ) return; - - int i; - int cw, ch; - GetClientSize( &cw, &ch ); - - dc.SetPen( *wxBLACK_PEN ); - - // vertical lines - // - dc.DrawLine( m_left, m_top, m_left, ch ); - - dc.DrawLine( m_left + m_rowLabelWidth, m_top, - m_left + m_rowLabelWidth, ch ); + long textWidth, textHeight; + long lineWidth, lineHeight; + wxArrayString lines; - // horizontal lines - // - int rowTop = m_top + m_colLabelHeight; - for ( i = m_scrollPosY; i <= m_numRows; i++ ) + dc.SetClippingRegion( rect ); + StringToLines( value, lines ); + if ( lines.GetCount() ) { - if ( rowTop > ch ) break; + GetTextBoxSize( dc, lines, &textWidth, &textHeight ); + dc.GetTextExtent( lines[0], &lineWidth, &lineHeight ); - dc.DrawLine( m_left, rowTop, - m_left + m_rowLabelWidth, rowTop ); + float x, y; + switch ( horizAlign ) + { + case wxRIGHT: + x = rect.x + (rect.width - textWidth - 1); + break; - if ( i < m_numRows ) rowTop += m_rowHeights[i]; - } + case wxCENTRE: + x = rect.x + ((rect.width - textWidth)/2); + break; - // Draw white highlights for a 3d effect - // - dc.SetPen( *wxWHITE_PEN ); + case wxLEFT: + default: + x = rect.x + 1; + break; + } - rowTop = m_top + m_colLabelHeight; - for ( i = m_scrollPosY; i < m_numRows; i++ ) - { - if ( rowTop > ch ) break; + switch ( vertAlign ) + { + case wxBOTTOM: + y = rect.y + (rect.height - textHeight - 1); + break; + + case wxCENTRE: + y = rect.y + ((rect.height - textHeight)/2); + break; - dc.DrawLine( m_left + 1, rowTop + 1, - m_left + m_rowLabelWidth, rowTop + 1 ); + case wxTOP: + default: + y = rect.y + 1; + break; + } - dc.DrawLine( m_left + 1, rowTop + 1, - m_left + 1, rowTop + m_rowHeights[i] ); - - rowTop += m_rowHeights[i]; + for ( size_t i = 0; i < lines.GetCount(); i++ ) + { + dc.DrawText( lines[i], (long)x, (long)y ); + y += lineHeight; + } } + + dc.DestroyClippingRegion(); } -void wxGrid::DrawRowLabel( wxDC& dc, const wxRect& rect, int row ) +// Split multi line text up into an array of strings. Any existing +// contents of the string array are preserved. +// +void wxGrid::StringToLines( const wxString& value, wxArrayString& lines ) { - wxRect rect2; - rect2 = rect; - rect2.x += 3; - rect2.y += 2; - rect2.width -= 5; - rect2.height -= 4; - - dc.SetBackgroundMode( wxTRANSPARENT ); - dc.SetTextBackground( GetLabelBackgroundColour() ); - dc.SetTextForeground( GetLabelTextColour() ); - dc.SetFont( GetLabelFont() ); - - int hAlign, vAlign; - GetRowLabelAlignment( &hAlign, &vAlign ); - DrawTextRectangle( dc, GetRowLabelValue( row ), rect2, hAlign, vAlign ); + int startPos = 0; + int pos; + wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix ); + wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix ); + + while ( startPos < (int)tVal.Length() ) + { + pos = tVal.Mid(startPos).Find( eol ); + if ( pos < 0 ) + { + break; + } + else if ( pos == 0 ) + { + lines.Add( wxEmptyString ); + } + else + { + lines.Add( value.Mid(startPos, pos) ); + } + startPos += pos+1; + } + if ( startPos < (int)value.Length() ) + { + lines.Add( value.Mid( startPos ) ); + } } -void wxGrid::DrawCellArea( wxDC& dc ) +void wxGrid::GetTextBoxSize( wxDC& dc, + wxArrayString& lines, + long *width, long *height ) { - int cw, ch; - GetClientSize(&cw, &ch); - - dc.SetPen( *wxTRANSPARENT_PEN ); - dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) ); + long w = 0; + long h = 0; + long lineW, lineH; - int left = m_left + m_rowLabelWidth + 1; - int top = m_top + m_colLabelHeight + 1; + size_t i; + for ( i = 0; i < lines.GetCount(); i++ ) + { + dc.GetTextExtent( lines[i], &lineW, &lineH ); + w = wxMax( w, lineW ); + h += lineH; + } - dc.DrawRectangle( left, top, cw - left, ch - top ); + *width = w; + *height = h; } -void wxGrid::DrawGridLines( wxDC& dc ) -{ - if ( !m_gridLinesEnabled || !m_numRows || !m_numCols ) return; - - int i; - int cw, ch; - GetClientSize(&cw, &ch); +// +// ------ Edit control functions +// - dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) ); - // horizontal grid lines +void wxGrid::EnableEditing( bool edit ) +{ + // TODO: improve this ? // - int rowTop = m_top + m_colLabelHeight + m_rowHeights[m_scrollPosY]; - for ( i = m_scrollPosY + 1; i <= m_numRows; i++ ) + if ( edit != m_editable ) { - if ( rowTop > ch ) break; - - dc.DrawLine( m_left + m_rowLabelWidth + 1, rowTop, - m_right, rowTop); + m_editable = edit; - if ( i < m_numRows ) rowTop += m_rowHeights[i]; + EnableCellEditControl(m_editable); } +} - // vertical grid lines - // - int colLeft = m_left + m_rowLabelWidth + m_colWidths[m_scrollPosX]; - for ( i = m_scrollPosX + 1; i <= m_numCols; i++ ) - { - if ( colLeft > cw ) break; +void wxGrid::EnableCellEditControl( bool enable ) +{ + if (! m_editable) + return; - dc.DrawLine( colLeft, m_top + m_colLabelHeight + 1, - colLeft, m_bottom ); + if ( m_currentCellCoords == wxGridNoCellCoords ) + SetCurrentCell( 0, 0 ); - if ( i < m_numCols ) colLeft += m_colWidths[i]; + if ( enable != m_cellEditCtrlEnabled ) + { + if ( enable ) + { + m_cellEditCtrlEnabled = enable; + SetEditControlValue(); + ShowCellEditControl(); + } + else + { + HideCellEditControl(); + SaveEditControlValue(); + m_cellEditCtrlEnabled = enable; + } } } -void wxGrid::DrawCells( wxDC& dc ) +void wxGrid::ShowCellEditControl() { - if ( !m_numRows || !m_numCols ) return; - - int row, col; - - int cw, ch; - GetClientSize( &cw, &ch ); - - wxRect rect; - - if ( m_table ) + if ( IsCellEditControlEnabled() ) { - rect.y = m_top + m_colLabelHeight; - for ( row = m_scrollPosY; row < m_numRows; row++ ) + if ( !IsVisible( m_currentCellCoords ) ) { - if ( rect.y > ch ) break; - - rect.height = m_rowHeights[ row ]; - rect.x = m_left + m_rowLabelWidth; + return; + } + else + { + wxRect rect = CellToRect( m_currentCellCoords ); + int row = m_currentCellCoords.GetRow(); + int col = m_currentCellCoords.GetCol(); - for ( col = m_scrollPosX; col < m_numCols; col++ ) + // convert to scrolled coords + // + int left, top, right, bottom; + CalcScrolledPosition( rect.GetLeft(), rect.GetTop(), &left, &top ); + CalcScrolledPosition( rect.GetRight(), rect.GetBottom(), &right, &bottom ); + left--; top--; right--; bottom--; // cell is shifted by one pixel + int cw, ch; + m_gridWin->GetClientSize( &cw, &ch ); + + // Make the edit control large enough to allow for internal margins + // TODO: remove this if the text ctrl sizing is improved esp. for unix + // + int extra; +#if defined(__WXMOTIF__) + if ( row == 0 || col == 0 ) + { + extra = 2; + } + else { - if ( rect.x > cw ) break; + extra = 4; + } +#else + if ( row == 0 || col == 0 ) + { + extra = 1; + } + else + { + extra = 2; + } +#endif - rect.width = m_colWidths[col]; - DrawCellBackground( dc, rect, row, col ); - DrawCellValue( dc, rect, row, col ); - rect.x += rect.width; +#if defined(__WXGTK__) + int top_diff = 0; + int left_diff = 0; + if (left != 0) left_diff++; + if (top != 0) top_diff++; + rect.SetLeft( left + left_diff ); + rect.SetTop( top + top_diff ); + rect.SetRight( rect.GetRight() - left_diff ); + rect.SetBottom( rect.GetBottom() - top_diff ); +#else + rect.SetLeft( wxMax(0, left - extra) ); + rect.SetTop( wxMax(0, top - extra) ); + rect.SetRight( rect.GetRight() + 2*extra ); + rect.SetBottom( rect.GetBottom() + 2*extra ); +#endif + + wxGridCellAttr* attr = GetCellAttr(row, col); + wxGridCellEditor* editor = attr->GetEditor(); + if (! editor->IsCreated()) { + editor->Create(m_gridWin, -1, + new wxGridCellEditorEvtHandler(this, editor)); } - rect.y += rect.height; - } + + editor->SetSize( rect ); + editor->Show( TRUE ); + editor->BeginEdit(row, col, this, attr); + attr->DecRef(); + } } } -void wxGrid::DrawCellBackground( wxDC& dc, const wxRect& rect, int row, int col ) +void wxGrid::HideCellEditControl() { - wxRect rect2; - rect2 = rect; - rect2.x += 1; - rect2.y += 1; - rect2.width -= 2; - rect2.height -= 2; - - dc.SetBackgroundMode( wxSOLID ); - - if ( IsInSelection( row, col ) ) + if ( IsCellEditControlEnabled() ) { - // TODO: improve this - // - dc.SetBrush( *wxBLACK_BRUSH ); + int row = m_currentCellCoords.GetRow(); + int col = m_currentCellCoords.GetCol(); + + wxGridCellAttr* attr = GetCellAttr(row, col); + attr->GetEditor()->Show( FALSE ); + attr->DecRef(); + m_gridWin->SetFocus(); } - else - { - dc.SetBrush( wxBrush(GetCellBackgroundColour(row, col), wxSOLID) ); +} + + +void wxGrid::SetEditControlValue( const wxString& value ) +{ + // RD: The new Editors get the value from the table themselves now. This + // method can probably be removed... +} + + +void wxGrid::SaveEditControlValue() +{ + if (IsCellEditControlEnabled()) { + int row = m_currentCellCoords.GetRow(); + int col = m_currentCellCoords.GetCol(); + + wxGridCellAttr* attr = GetCellAttr(row, col); + bool changed = attr->GetEditor()->EndEdit(row, col, TRUE, this, attr); + + attr->DecRef(); + + if (changed) { + SendEvent( EVT_GRID_CELL_CHANGE, + m_currentCellCoords.GetRow(), + m_currentCellCoords.GetCol() ); + } } - dc.SetPen( *wxTRANSPARENT_PEN ); - dc.DrawRectangle( rect2 ); } -void wxGrid::DrawCellValue( wxDC& dc, const wxRect& rect, int row, int col ) +// +// ------ Grid location functions +// Note that all of these functions work with the logical coordinates of +// grid cells and labels so you will need to convert from device +// coordinates for mouse events etc. +// + +void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords ) { - wxRect rect2; - rect2 = rect; - rect2.x += 3; - rect2.y += 2; - rect2.width -= 5; - rect2.height -= 4; - - dc.SetBackgroundMode( wxTRANSPARENT ); + int row = YToRow(y); + int col = XToCol(x); - if ( IsInSelection( row, col ) ) + if ( row == -1 || col == -1 ) { - // TODO: improve this - // - dc.SetTextBackground( wxColour(0, 0, 0) ); - dc.SetTextForeground( wxColour(255, 255, 255) ); + coords = wxGridNoCellCoords; } else { - dc.SetTextBackground( GetCellBackgroundColour(row, col) ); - dc.SetTextForeground( GetCellTextColour(row, col) ); + coords.Set( row, col ); } - dc.SetFont( GetCellFont(row, col) ); - - int hAlign, vAlign; - GetCellAlignment( row, col, &hAlign, &vAlign ); - DrawTextRectangle( dc, GetCellValue( row, col ), rect2, hAlign, vAlign ); } -void wxGrid::DrawCellHighlight( wxDC& dc, int row, int col ) +int wxGrid::YToRow( int y ) { - // TODO: bounds checking on row, col ? - // + int i; - if ( row >= m_scrollPosY && col >= m_scrollPosX ) + for ( i = 0; i < m_numRows; i++ ) { - long x, y; + if ( y < m_rowBottoms[i] ) return i; + } - int cw, ch; - GetClientSize( &cw, &ch ); - - x = m_colRights[col] - m_colWidths[col]; - if ( x >= cw ) return; - - y = m_rowBottoms[row] - m_rowHeights[row]; - if ( y >= ch ) return; + return m_numRows; //-1; +} - dc.SetLogicalFunction( wxXOR ); - dc.SetPen( wxPen(GetCellHighlightColour(), 2, wxSOLID) ); - dc.SetBrush( *wxTRANSPARENT_BRUSH ); - dc.DrawRectangle( x, y, - m_colWidths[col] + 2, - m_rowHeights[row] + 2 ); +int wxGrid::XToCol( int x ) +{ + int i; - dc.SetLogicalFunction( wxCOPY ); + for ( i = 0; i < m_numCols; i++ ) + { + if ( x < m_colRights[i] ) return i; } + + return m_numCols; //-1; } -// This function is handy when you just want to update one or a few -// cells. For example, it is used by SetCellValue() +// return the row number that that the y coord is near the edge of, or +// -1 if not near an edge // -void wxGrid::DrawCell( int row, int col ) +int wxGrid::YToEdgeOfRow( int y ) { - if ( !GetBatchCount() ) - { - if ( !IsVisible( wxGridCellCoords(row, col) ) ) return; - - int cw, ch; - GetClientSize( &cw, &ch ); - - wxRect rect( CellToRect( row, col ) ); + int i, d; - if ( m_table ) + for ( i = 0; i < m_numRows; i++ ) + { + if ( m_rowHeights[i] > WXGRID_LABEL_EDGE_ZONE ) { - wxClientDC dc( this ); - DrawCellBackground( dc, rect, row, col ); - DrawCellValue( dc, rect, row, col ); + d = abs( y - m_rowBottoms[i] ); + { + if ( d < WXGRID_LABEL_EDGE_ZONE ) return i; + } } } + + return -1; } -// this is just to make other code more obvious +// return the col number that that the x coord is near the edge of, or +// -1 if not near an edge // -void wxGrid::HideCurrentCellHighlight( wxDC& dc ) +int wxGrid::XToEdgeOfCol( int x ) { - if ( m_currentCellHighlighted && - m_currentCellCoords != wxGridNoCellCoords ) + int i, d; + + for ( i = 0; i < m_numCols; i++ ) { - DrawCellHighlight( dc, m_currentCellCoords ); - m_currentCellHighlighted = FALSE; + if ( m_colWidths[i] > WXGRID_LABEL_EDGE_ZONE ) + { + d = abs( x - m_colRights[i] ); + { + if ( d < WXGRID_LABEL_EDGE_ZONE ) return i; + } + } } + + return -1; } -// this is just to make other code more obvious -// -void wxGrid::ShowCurrentCellHighlight( wxDC& dc ) +wxRect wxGrid::CellToRect( int row, int col ) { - if ( !m_currentCellHighlighted && - m_currentCellCoords != wxGridNoCellCoords ) + wxRect rect( -1, -1, -1, -1 ); + + if ( row >= 0 && row < m_numRows && + col >= 0 && col < m_numCols ) { - DrawCellHighlight( dc, m_currentCellCoords ); - m_currentCellHighlighted = TRUE; + rect.x = m_colRights[col] - m_colWidths[col]; + rect.y = m_rowBottoms[row] - m_rowHeights[row]; + rect.width = m_colWidths[col]; + rect.height = m_rowHeights[ row ]; } + + return rect; } -void wxGrid::DrawTextRectangle( wxDC& dc, - const wxString& value, - const wxRect& rect, - int horizAlign, - int vertAlign ) +bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible ) { - long textWidth, textHeight; - long lineWidth, lineHeight; - wxArrayString lines; - - // see if we are already clipping + // get the cell rectangle in logical coords + // + wxRect r( CellToRect( row, col ) ); + + // convert to device coords // - wxRect clipRect; - dc.GetClippingBox( clipRect ); + int left, top, right, bottom; + CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top ); + CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom ); - bool alreadyClipping = TRUE; - wxRect intersectRect; + // check against the client area of the grid window + // + int cw, ch; + m_gridWin->GetClientSize( &cw, &ch ); - if ( clipRect.x == 0 && clipRect.y == 0 && - clipRect.width == 0 && clipRect.height == 0) + if ( wholeCellVisible ) { - alreadyClipping = FALSE; - intersectRect = rect; + // is the cell wholly visible ? + // + return ( left >= 0 && right <= cw && + top >= 0 && bottom <= ch ); } else { - // Find the intersection of the clipping rectangle and our - // rectangle + // is the cell partly visible ? // - wxRegion region( rect ); - region.Intersect( clipRect ); - if ( region.IsEmpty() ) - { - // nothing to do - // - return; - } - intersectRect = region.GetBox(); + return ( ((left >=0 && left < cw) || (right > 0 && right <= cw)) && + ((top >=0 && top < ch) || (bottom > 0 && bottom <= ch)) ); } +} - if ( alreadyClipping ) dc.DestroyClippingRegion(); - dc.SetClippingRegion( intersectRect ); +// make the specified cell location visible by doing a minimal amount +// of scrolling +// +void wxGrid::MakeCellVisible( int row, int col ) +{ + int i; + int xpos = -1, ypos = -1; - StringToLines( value, lines ); - if ( lines.GetCount() ) + if ( row >= 0 && row < m_numRows && + col >= 0 && col < m_numCols ) { - GetTextBoxSize( dc, lines, &textWidth, &textHeight ); - dc.GetTextExtent( lines[0], &lineWidth, &lineHeight ); - - float x, y; - switch ( horizAlign ) - { - case wxRIGHT: - x = rect.x + (rect.width - textWidth - 1.0); - break; + // get the cell rectangle in logical coords + // + wxRect r( CellToRect( row, col ) ); - case wxCENTRE: - x = rect.x + ((rect.width - textWidth)/2.0); - break; + // convert to device coords + // + int left, top, right, bottom; + CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top ); + CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom ); - case wxLEFT: - default: - x = rect.x + 1.0; - break; - } + int cw, ch; + m_gridWin->GetClientSize( &cw, &ch ); - switch ( vertAlign ) + if ( top < 0 ) { - case wxBOTTOM: - y = rect.y + (rect.height - textHeight - 1); - break; - - case wxCENTRE: - y = rect.y + ((rect.height - textHeight)/2.0); - break; - - case wxTOP: - default: - y = rect.y + 1.0; - break; + ypos = r.GetTop(); } - - for ( size_t i = 0; i < lines.GetCount(); i++ ) + else if ( bottom > ch ) { - dc.DrawText( lines[i], (long)x, (long)y ); - y += lineHeight; - } - } - - dc.DestroyClippingRegion(); - if (alreadyClipping) dc.SetClippingRegion( clipRect ); -} + int h = r.GetHeight(); + ypos = r.GetTop(); + for ( i = row-1; i >= 0; i-- ) + { + if ( h + m_rowHeights[i] > ch ) break; + h += m_rowHeights[i]; + ypos -= m_rowHeights[i]; + } -// Split multi line text up into an array of strings. Any existing -// contents of the string array are preserved. -// -void wxGrid::StringToLines( const wxString& value, wxArrayString& lines ) -{ - // TODO: this won't work for WXMAC ? (lines end with '\r') - // => use wxTextFile functions then (VZ) - int startPos = 0; - int pos; - while ( startPos < (int)value.Length() ) - { - pos = value.Mid(startPos).Find( '\n' ); - if ( pos < 0 ) - { - break; + // we divide it later by GRID_SCROLL_LINE, make sure that we don't + // have rounding errors (this is important, because if we do, we + // might not scroll at all and some cells won't be redrawn) + ypos += GRID_SCROLL_LINE / 2; } - else if ( pos == 0 ) + + if ( left < 0 ) { - lines.Add( wxEmptyString ); + xpos = r.GetLeft(); } - else + else if ( right > cw ) { - if ( value[startPos+pos-1] == '\r' ) - { - lines.Add( value.Mid(startPos, pos-1) ); - } - else + int w = r.GetWidth(); + xpos = r.GetLeft(); + for ( i = col-1; i >= 0; i-- ) { - lines.Add( value.Mid(startPos, pos) ); - } - } - startPos += pos+1; - } - if ( startPos < (int)value.Length() ) - { - lines.Add( value.Mid( startPos ) ); - } -} + if ( w + m_colWidths[i] > cw ) break; + w += m_colWidths[i]; + xpos -= m_colWidths[i]; + } -void wxGrid::GetTextBoxSize( wxDC& dc, - wxArrayString& lines, - long *width, long *height ) -{ - long w = 0; - long h = 0; - long lineW, lineH; + // see comment for ypos above + xpos += GRID_SCROLL_LINE / 2; + } - size_t i; - for ( i = 0; i < lines.GetCount(); i++ ) - { - dc.GetTextExtent( lines[i], &lineW, &lineH ); - w = wxMax( w, lineW ); - h += lineH; + if ( xpos != -1 || ypos != -1 ) + { + if ( xpos != -1 ) xpos /= GRID_SCROLL_LINE; + if ( ypos != -1 ) ypos /= GRID_SCROLL_LINE; + Scroll( xpos, ypos ); + AdjustScrollbars(); + } } - - *width = w; - *height = h; } // -// ------ functions to get/send data (see also public functions) +// ------ Grid cursor movement functions // -bool wxGrid::GetModelValues() +bool wxGrid::MoveCursorUp() { - if ( m_table ) + if ( m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetRow() > 0 ) { - // all we need to do is repaint the grid - // - Refresh(); + MakeCellVisible( m_currentCellCoords.GetRow() - 1, + m_currentCellCoords.GetCol() ); + + SetCurrentCell( m_currentCellCoords.GetRow() - 1, + m_currentCellCoords.GetCol() ); + return TRUE; } @@ -3272,334 +4415,346 @@ bool wxGrid::GetModelValues() } -bool wxGrid::SetModelValues() +bool wxGrid::MoveCursorDown() { - int row, col; - - if ( m_table ) + // TODO: allow for scrolling + // + if ( m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetRow() < m_numRows-1 ) { - for ( row = m_scrollPosY; row < m_numRows; row++ ) - { - for ( col = m_scrollPosX; col < m_numCols; col++ ) - { - m_table->SetValue( row, col, GetCellValue(row, col) ); - } - } + MakeCellVisible( m_currentCellCoords.GetRow() + 1, + m_currentCellCoords.GetCol() ); + + SetCurrentCell( m_currentCellCoords.GetRow() + 1, + m_currentCellCoords.GetCol() ); return TRUE; } - + return FALSE; } -// -// ------ public functions -// - -bool wxGrid::CreateGrid( int numRows, int numCols ) +bool wxGrid::MoveCursorLeft() { - if ( m_created ) - { - wxLogError( "wxGrid::CreateGrid(numRows, numCols) called more than once" ); - return FALSE; - } - else + if ( m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetCol() > 0 ) { - m_numRows = numRows; - m_numCols = numCols; - - m_table = new wxGridStringTable( m_numRows, m_numCols ); - m_table->SetView( this ); - Init(); - m_created = TRUE; - } - - return m_created; -} + MakeCellVisible( m_currentCellCoords.GetRow(), + m_currentCellCoords.GetCol() - 1 ); + SetCurrentCell( m_currentCellCoords.GetRow(), + m_currentCellCoords.GetCol() - 1 ); -// The behaviour of this function depends on the grid table class -// Clear() function. For the default wxGridStringTable class the -// behavious is to replace all cell contents with wxEmptyString but -// not to change the number of rows or cols. -// -void wxGrid::ClearGrid() -{ - if ( m_table ) - { - m_table->Clear(); - SetEditControlValue(); - if ( !GetBatchCount() ) Refresh(); + return TRUE; } + + return FALSE; } -bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) ) +bool wxGrid::MoveCursorRight() { - // TODO: something with updateLabels flag - - if ( !m_created ) - { - wxLogError( "Called wxGrid::InsertRows() before calling CreateGrid()" ); - return FALSE; - } - - if ( m_table ) + if ( m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetCol() < m_numCols - 1 ) { - bool ok = m_table->InsertRows( pos, numRows ); + MakeCellVisible( m_currentCellCoords.GetRow(), + m_currentCellCoords.GetCol() + 1 ); - // the table will have sent the results of the insert row - // operation to this view object as a grid table message - // - if ( ok ) - { - if ( m_numCols == 0 ) - { - m_table->AppendCols( WXGRID_DEFAULT_NUMBER_COLS ); - // - // TODO: perhaps instead of appending the default number of cols - // we should remember what the last non-zero number of cols was ? - // - } - - if ( m_currentCellCoords == wxGridNoCellCoords ) - { - // if we have just inserted cols into an empty grid the current - // cell will be undefined... - // - SelectCell( 0, 0 ); - } - - if ( !GetBatchCount() ) Refresh(); - } + SetCurrentCell( m_currentCellCoords.GetRow(), + m_currentCellCoords.GetCol() + 1 ); - SetEditControlValue(); - return ok; - } - else - { - return FALSE; + return TRUE; } + + return FALSE; } -bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) ) + +bool wxGrid::MovePageUp() { - // TODO: something with updateLabels flag - - if ( !m_created ) - { - wxLogError( "Called wxGrid::AppendRows() before calling CreateGrid()" ); - return FALSE; - } - - if ( m_table && m_table->AppendRows( numRows ) ) + if ( m_currentCellCoords == wxGridNoCellCoords ) return FALSE; + + int row = m_currentCellCoords.GetRow(); + if ( row > 0 ) { - if ( m_currentCellCoords == wxGridNoCellCoords ) + int cw, ch; + m_gridWin->GetClientSize( &cw, &ch ); + + int y = m_rowBottoms[ row ] - m_rowHeights[ row ]; + int newRow = YToRow( y - ch + 1 ); + if ( newRow == -1 ) { - // if we have just inserted cols into an empty grid the current - // cell will be undefined... - // - SelectCell( 0, 0 ); + newRow = 0; } - - // the table will have sent the results of the append row - // operation to this view object as a grid table message - // - if ( !GetBatchCount() ) Refresh(); + else if ( newRow == row ) + { + newRow = row - 1; + } + + MakeCellVisible( newRow, m_currentCellCoords.GetCol() ); + SetCurrentCell( newRow, m_currentCellCoords.GetCol() ); + return TRUE; } - else - { - return FALSE; - } + + return FALSE; } -bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) ) +bool wxGrid::MovePageDown() { - // TODO: something with updateLabels flag + if ( m_currentCellCoords == wxGridNoCellCoords ) return FALSE; - if ( !m_created ) - { - wxLogError( "Called wxGrid::DeleteRows() before calling CreateGrid()" ); - return FALSE; - } - - if ( m_table && m_table->DeleteRows( pos, numRows ) ) + int row = m_currentCellCoords.GetRow(); + if ( row < m_numRows ) { - // the table will have sent the results of the delete row - // operation to this view object as a grid table message - // - if ( m_numRows > 0 ) - SetEditControlValue(); - else - HideCellEditControl(); - - if ( !GetBatchCount() ) Refresh(); + int cw, ch; + m_gridWin->GetClientSize( &cw, &ch ); + + int y = m_rowBottoms[ row ] - m_rowHeights[ row ]; + int newRow = YToRow( y + ch ); + if ( newRow == -1 ) + { + newRow = m_numRows - 1; + } + else if ( newRow == row ) + { + newRow = row + 1; + } + + MakeCellVisible( newRow, m_currentCellCoords.GetCol() ); + SetCurrentCell( newRow, m_currentCellCoords.GetCol() ); + return TRUE; } - else - { - return FALSE; - } + + return FALSE; } -bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) ) +bool wxGrid::MoveCursorUpBlock() { - // TODO: something with updateLabels flag - - if ( !m_created ) + if ( m_table && + m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetRow() > 0 ) { - wxLogError( "Called wxGrid::InsertCols() before calling CreateGrid()" ); - return FALSE; - } + int row = m_currentCellCoords.GetRow(); + int col = m_currentCellCoords.GetCol(); - if ( m_table ) - { - HideCellEditControl(); - bool ok = m_table->InsertCols( pos, numCols ); - - // the table will have sent the results of the insert col - // operation to this view object as a grid table message - // - if ( ok ) + if ( m_table->IsEmptyCell(row, col) ) { - if ( m_currentCellCoords == wxGridNoCellCoords ) + // starting in an empty cell: find the next block of + // non-empty cells + // + while ( row > 0 ) { - // if we have just inserted cols into an empty grid the current - // cell will be undefined... - // - SelectCell( 0, 0 ); + row-- ; + if ( !(m_table->IsEmptyCell(row, col)) ) break; } - - if ( !GetBatchCount() ) Refresh(); } - - SetEditControlValue(); - return ok; - } - else - { - return FALSE; + else if ( m_table->IsEmptyCell(row-1, col) ) + { + // starting at the top of a block: find the next block + // + row--; + while ( row > 0 ) + { + row-- ; + if ( !(m_table->IsEmptyCell(row, col)) ) break; + } + } + else + { + // starting within a block: find the top of the block + // + while ( row > 0 ) + { + row-- ; + if ( m_table->IsEmptyCell(row, col) ) + { + row++ ; + break; + } + } + } + + MakeCellVisible( row, col ); + SetCurrentCell( row, col ); + + return TRUE; } + + return FALSE; } -bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) ) +bool wxGrid::MoveCursorDownBlock() { - // TODO: something with updateLabels flag - - if ( !m_created ) + if ( m_table && + m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetRow() < m_numRows-1 ) { - wxLogError( "Called wxGrid::AppendCols() before calling CreateGrid()" ); - return FALSE; - } + int row = m_currentCellCoords.GetRow(); + int col = m_currentCellCoords.GetCol(); - if ( m_table && m_table->AppendCols( numCols ) ) - { - // the table will have sent the results of the append col - // operation to this view object as a grid table message - // - if ( m_currentCellCoords == wxGridNoCellCoords ) + if ( m_table->IsEmptyCell(row, col) ) { - // if we have just inserted cols into an empty grid the current - // cell will be undefined... + // starting in an empty cell: find the next block of + // non-empty cells // - SelectCell( 0, 0 ); + while ( row < m_numRows-1 ) + { + row++ ; + if ( !(m_table->IsEmptyCell(row, col)) ) break; + } + } + else if ( m_table->IsEmptyCell(row+1, col) ) + { + // starting at the bottom of a block: find the next block + // + row++; + while ( row < m_numRows-1 ) + { + row++ ; + if ( !(m_table->IsEmptyCell(row, col)) ) break; + } } - if ( !GetBatchCount() ) Refresh(); - return TRUE; - } - else - { - return FALSE; - } -} - -bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) ) -{ - // TODO: something with updateLabels flag - - if ( !m_created ) - { - wxLogError( "Called wxGrid::DeleteCols() before calling CreateGrid()" ); - return FALSE; - } - - if ( m_table && m_table->DeleteCols( pos, numCols ) ) - { - // the table will have sent the results of the delete col - // operation to this view object as a grid table message - // - if ( m_numCols > 0 ) - SetEditControlValue(); else - HideCellEditControl(); - - if ( !GetBatchCount() ) Refresh(); + { + // starting within a block: find the bottom of the block + // + while ( row < m_numRows-1 ) + { + row++ ; + if ( m_table->IsEmptyCell(row, col) ) + { + row-- ; + break; + } + } + } + + MakeCellVisible( row, col ); + SetCurrentCell( row, col ); + return TRUE; } - else - { - return FALSE; - } + + return FALSE; } - +bool wxGrid::MoveCursorLeftBlock() +{ + if ( m_table && + m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetCol() > 0 ) + { + int row = m_currentCellCoords.GetRow(); + int col = m_currentCellCoords.GetCol(); + if ( m_table->IsEmptyCell(row, col) ) + { + // starting in an empty cell: find the next block of + // non-empty cells + // + while ( col > 0 ) + { + col-- ; + if ( !(m_table->IsEmptyCell(row, col)) ) break; + } + } + else if ( m_table->IsEmptyCell(row, col-1) ) + { + // starting at the left of a block: find the next block + // + col--; + while ( col > 0 ) + { + col-- ; + if ( !(m_table->IsEmptyCell(row, col)) ) break; + } + } + else + { + // starting within a block: find the left of the block + // + while ( col > 0 ) + { + col-- ; + if ( m_table->IsEmptyCell(row, col) ) + { + col++ ; + break; + } + } + } -// ------ control panel and cell edit control -// + MakeCellVisible( row, col ); + SetCurrentCell( row, col ); -void wxGrid::EnableEditing( bool edit ) -{ - // TODO: improve this ? - // - if ( edit != m_editable ) - { - m_editable = edit; - if ( !m_editable ) HideCellEditControl(); - m_topEditCtrlEnabled = m_editable; - m_cellEditCtrlEnabled = m_editable; - if ( !m_editable ) ShowCellEditControl(); + return TRUE; } -} + return FALSE; +} -void wxGrid::EnableTopEditControl( bool enable ) +bool wxGrid::MoveCursorRightBlock() { - if ( enable != m_topEditCtrlEnabled ) + if ( m_table && + m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetCol() < m_numCols-1 ) { - HideCellEditControl(); - m_topEditCtrlEnabled = enable; - CalcDimensions(); - m_topEditCtrl->Show( enable ); + int row = m_currentCellCoords.GetRow(); + int col = m_currentCellCoords.GetCol(); - if ( m_currentCellCoords != wxGridNoCellCoords ) - SetEditControlValue(); - - ShowCellEditControl(); - if ( !GetBatchCount() ) Refresh(); - } -} + if ( m_table->IsEmptyCell(row, col) ) + { + // starting in an empty cell: find the next block of + // non-empty cells + // + while ( col < m_numCols-1 ) + { + col++ ; + if ( !(m_table->IsEmptyCell(row, col)) ) break; + } + } + else if ( m_table->IsEmptyCell(row, col+1) ) + { + // starting at the right of a block: find the next block + // + col++; + while ( col < m_numCols-1 ) + { + col++ ; + if ( !(m_table->IsEmptyCell(row, col)) ) break; + } + } + else + { + // starting within a block: find the right of the block + // + while ( col < m_numCols-1 ) + { + col++ ; + if ( m_table->IsEmptyCell(row, col) ) + { + col-- ; + break; + } + } + } -void wxGrid::EnableCellEditControl( bool enable ) -{ - if ( m_cellEditCtrl && - enable != m_cellEditCtrlEnabled ) - { - HideCellEditControl(); - SaveEditControlValue(); - - m_cellEditCtrlEnabled = enable; + MakeCellVisible( row, col ); + SetCurrentCell( row, col ); - SetEditControlValue(); - ShowCellEditControl(); + return TRUE; } + + return FALSE; } + // -// ------ grid formatting functions +// ------ Label values and formatting // void wxGrid::GetRowLabelAlignment( int *horiz, int *vert ) @@ -3642,38 +4797,92 @@ wxString wxGrid::GetColLabelValue( int col ) } } + void wxGrid::SetRowLabelSize( int width ) { - m_rowLabelWidth = wxMax( 0, width ); - CalcDimensions(); - ShowCellEditControl(); - if ( !GetBatchCount() ) Refresh(); + width = wxMax( width, 0 ); + if ( width != m_rowLabelWidth ) + { + if ( width == 0 ) + { + m_rowLabelWin->Show( FALSE ); + m_cornerLabelWin->Show( FALSE ); + } + else if ( m_rowLabelWidth == 0 ) + { + m_rowLabelWin->Show( TRUE ); + if ( m_colLabelHeight > 0 ) m_cornerLabelWin->Show( TRUE ); + } + + m_rowLabelWidth = width; + CalcWindowSizes(); + Refresh( TRUE ); + } } + void wxGrid::SetColLabelSize( int height ) { - m_colLabelHeight = wxMax( 0, height ); - CalcDimensions(); - ShowCellEditControl(); - if ( !GetBatchCount() ) Refresh(); + height = wxMax( height, 0 ); + if ( height != m_colLabelHeight ) + { + if ( height == 0 ) + { + m_colLabelWin->Show( FALSE ); + m_cornerLabelWin->Show( FALSE ); + } + else if ( m_colLabelHeight == 0 ) + { + m_colLabelWin->Show( TRUE ); + if ( m_rowLabelWidth > 0 ) m_cornerLabelWin->Show( TRUE ); + } + + m_colLabelHeight = height; + CalcWindowSizes(); + Refresh( TRUE ); + } } + void wxGrid::SetLabelBackgroundColour( const wxColour& colour ) { - m_labelBackgroundColour = colour; - if ( !GetBatchCount() ) Refresh(); + if ( m_labelBackgroundColour != colour ) + { + m_labelBackgroundColour = colour; + m_rowLabelWin->SetBackgroundColour( colour ); + m_colLabelWin->SetBackgroundColour( colour ); + m_cornerLabelWin->SetBackgroundColour( colour ); + + if ( !GetBatchCount() ) + { + m_rowLabelWin->Refresh(); + m_colLabelWin->Refresh(); + m_cornerLabelWin->Refresh(); + } + } } void wxGrid::SetLabelTextColour( const wxColour& colour ) { - m_labelTextColour = colour; - if ( !GetBatchCount() ) Refresh(); + if ( m_labelTextColour != colour ) + { + m_labelTextColour = colour; + if ( !GetBatchCount() ) + { + m_rowLabelWin->Refresh(); + m_colLabelWin->Refresh(); + } + } } void wxGrid::SetLabelFont( const wxFont& font ) { m_labelFont = font; - if ( !GetBatchCount() ) Refresh(); + if ( !GetBatchCount() ) + { + m_rowLabelWin->Refresh(); + m_colLabelWin->Refresh(); + } } void wxGrid::SetRowLabelAlignment( int horiz, int vert ) @@ -3682,13 +4891,16 @@ void wxGrid::SetRowLabelAlignment( int horiz, int vert ) { m_rowLabelHorizAlign = horiz; } - + if ( vert == wxTOP || vert == wxCENTRE || vert == wxBOTTOM ) { m_rowLabelVertAlign = vert; } - if ( !GetBatchCount() ) Refresh(); + if ( !GetBatchCount() ) + { + m_rowLabelWin->Refresh(); + } } void wxGrid::SetColLabelAlignment( int horiz, int vert ) @@ -3697,13 +4909,16 @@ void wxGrid::SetColLabelAlignment( int horiz, int vert ) { m_colLabelHorizAlign = horiz; } - + if ( vert == wxTOP || vert == wxCENTRE || vert == wxBOTTOM ) { m_colLabelVertAlign = vert; } - if ( !GetBatchCount() ) Refresh(); + if ( !GetBatchCount() ) + { + m_colLabelWin->Refresh(); + } } void wxGrid::SetRowLabelValue( int row, const wxString& s ) @@ -3711,7 +4926,17 @@ void wxGrid::SetRowLabelValue( int row, const wxString& s ) if ( m_table ) { m_table->SetRowLabelValue( row, s ); - if ( !GetBatchCount() ) Refresh(); + if ( !GetBatchCount() ) + { + wxRect rect = CellToRect( row, 0); + if ( rect.height > 0 ) + { + CalcScrolledPosition(0, rect.y, &rect.x, &rect.y); + rect.x = m_left; + rect.width = m_rowLabelWidth; + m_rowLabelWin->Refresh( TRUE, &rect ); + } + } } } @@ -3720,16 +4945,30 @@ void wxGrid::SetColLabelValue( int col, const wxString& s ) if ( m_table ) { m_table->SetColLabelValue( col, s ); - if ( !GetBatchCount() ) Refresh(); + if ( !GetBatchCount() ) + { + wxRect rect = CellToRect( 0, col ); + if ( rect.width > 0 ) + { + CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y); + rect.y = m_top; + rect.height = m_colLabelHeight; + m_colLabelWin->Refresh( TRUE, &rect ); + } + } } } void wxGrid::SetGridLineColour( const wxColour& colour ) { - m_gridLineColour = colour; - - wxClientDC dc( this ); - DrawGridLines( dc ); + if ( m_gridLineColour != colour ) + { + m_gridLineColour = colour; + + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + DrawAllGridLines( dc, wxRegion() ); + } } void wxGrid::EnableGridLines( bool enable ) @@ -3737,7 +4976,20 @@ void wxGrid::EnableGridLines( bool enable ) if ( enable != m_gridLinesEnabled ) { m_gridLinesEnabled = enable; - if ( !GetBatchCount() ) Refresh(); + + if ( !GetBatchCount() ) + { + if ( enable ) + { + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + DrawAllGridLines( dc, wxRegion() ); + } + else + { + m_gridWin->Refresh(); + } + } } } @@ -3749,10 +5001,9 @@ int wxGrid::GetDefaultRowSize() int wxGrid::GetRowSize( int row ) { - if ( row >= 0 && row < m_numRows ) - return m_rowHeights[row]; - else - return 0; // TODO: log an error here + wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") ); + + return m_rowHeights[row]; } int wxGrid::GetDefaultColSize() @@ -3762,114 +5013,344 @@ int wxGrid::GetDefaultColSize() int wxGrid::GetColSize( int col ) { - if ( col >= 0 && col < m_numCols ) - return m_colWidths[col]; - else - return 0; // TODO: log an error here + wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") ); + + return m_colWidths[col]; } -wxColour wxGrid::GetDefaultCellBackgroundColour() +// ============================================================================ +// access to the grid attributes: each of them has a default value in the grid +// itself and may be overidden on a per-cell basis +// ============================================================================ + +// ---------------------------------------------------------------------------- +// setting default attributes +// ---------------------------------------------------------------------------- + +void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col ) { - // TODO: replace this temp test code - // - return wxColour( 255, 255, 255 ); + m_defaultCellAttr->SetBackgroundColour(col); } -wxColour wxGrid::GetCellBackgroundColour( int row, int col ) +void wxGrid::SetDefaultCellTextColour( const wxColour& col ) { - // TODO: replace this temp test code - // - return wxColour( 255, 255, 255 ); + m_defaultCellAttr->SetTextColour(col); +} + +void wxGrid::SetDefaultCellAlignment( int horiz, int vert ) +{ + m_defaultCellAttr->SetAlignment(horiz, vert); +} + +void wxGrid::SetDefaultCellFont( const wxFont& font ) +{ + m_defaultCellAttr->SetFont(font); +} + +void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer) +{ + m_defaultCellAttr->SetRenderer(renderer); +} + +// ---------------------------------------------------------------------------- +// access to the default attrbiutes +// ---------------------------------------------------------------------------- + +wxColour wxGrid::GetDefaultCellBackgroundColour() +{ + return m_defaultCellAttr->GetBackgroundColour(); } wxColour wxGrid::GetDefaultCellTextColour() { - // TODO: replace this temp test code - // - return wxColour( 0, 0, 0 ); + return m_defaultCellAttr->GetTextColour(); +} + +wxFont wxGrid::GetDefaultCellFont() +{ + return m_defaultCellAttr->GetFont(); +} + +void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert ) +{ + m_defaultCellAttr->GetAlignment(horiz, vert); +} + +wxGridCellRenderer *wxGrid::GetDefaultRenderer() const +{ + return m_defaultCellAttr->GetRenderer(); +} + +// ---------------------------------------------------------------------------- +// access to cell attributes +// ---------------------------------------------------------------------------- + +wxColour wxGrid::GetCellBackgroundColour(int row, int col) +{ + wxGridCellAttr *attr = GetCellAttr(row, col); + wxColour colour = attr->GetBackgroundColour(); + attr->SafeDecRef(); + return colour; } wxColour wxGrid::GetCellTextColour( int row, int col ) { - // TODO: replace this temp test code - // - return wxColour( 0, 0, 0 ); + wxGridCellAttr *attr = GetCellAttr(row, col); + wxColour colour = attr->GetTextColour(); + attr->SafeDecRef(); + return colour; +} + +wxFont wxGrid::GetCellFont( int row, int col ) +{ + wxGridCellAttr *attr = GetCellAttr(row, col); + wxFont font = attr->GetFont(); + attr->SafeDecRef(); + return font; } +void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert ) +{ + wxGridCellAttr *attr = GetCellAttr(row, col); + attr->GetAlignment(horiz, vert); + attr->SafeDecRef(); +} -wxColour wxGrid::GetCellHighlightColour() +wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col) { - // TODO: replace this temp test code - // - return wxColour( 0, 0, 0 ); + wxGridCellAttr* attr = GetCellAttr(row, col); + wxGridCellRenderer* renderer = attr->GetRenderer(); + attr->DecRef(); + return renderer; } +// ---------------------------------------------------------------------------- +// attribute support: cache, automatic provider creation, ... +// ---------------------------------------------------------------------------- -wxFont wxGrid::GetDefaultCellFont() +bool wxGrid::CanHaveAttributes() +{ + if ( !m_table ) + { + return FALSE; + } + + // RD: Maybe m_table->CanHaveAttributes() would be better in case the + // table is providing the attributes itself??? In which case + // I don't think the grid should create a Provider object for the + // table but the table should be smart enough to do that on its own. + if ( !m_table->GetAttrProvider() ) + { + // use the default attr provider by default + // (another choice would be to just return FALSE thus forcing the user + // to it himself) + m_table->SetAttrProvider(new wxGridCellAttrProvider); + } + + return TRUE; +} + +void wxGrid::ClearAttrCache() { - return m_defaultCellFont; + if ( m_attrCache.row != -1 ) + { + m_attrCache.attr->SafeDecRef(); + m_attrCache.row = -1; + } +} + +void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const +{ + wxGrid *self = (wxGrid *)this; // const_cast + + self->ClearAttrCache(); + self->m_attrCache.row = row; + self->m_attrCache.col = col; + self->m_attrCache.attr = attr; + attr->SafeIncRef(); +} + +bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const +{ + if ( row == m_attrCache.row && col == m_attrCache.col ) + { + *attr = m_attrCache.attr; + (*attr)->SafeIncRef(); + +#ifdef DEBUG_ATTR_CACHE + gs_nAttrCacheHits++; +#endif + + return TRUE; + } + else + { +#ifdef DEBUG_ATTR_CACHE + gs_nAttrCacheMisses++; +#endif + return FALSE; + } +} + +wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const +{ + wxGridCellAttr *attr; + if ( !LookupAttr(row, col, &attr) ) + { + attr = m_table ? m_table->GetAttr(row, col) : (wxGridCellAttr *)NULL; + CacheAttr(row, col, attr); + } + if (attr) { + attr->SetDefAttr(m_defaultCellAttr); + } else { + attr = m_defaultCellAttr; + attr->IncRef(); + } + + return attr; +} + +wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const +{ + wxGridCellAttr *attr; + if ( !LookupAttr(row, col, &attr) || !attr ) + { + wxASSERT_MSG( m_table, + _T("we may only be called if CanHaveAttributes() " + "returned TRUE and then m_table should be !NULL") ); + + attr = m_table->GetAttr(row, col); + if ( !attr ) + { + attr = new wxGridCellAttr; + + // artificially inc the ref count to match DecRef() in caller + attr->IncRef(); + + m_table->SetAttr(attr, row, col); + } + + CacheAttr(row, col, attr); + } + attr->SetDefAttr(m_defaultCellAttr); + return attr; +} + +// ---------------------------------------------------------------------------- +// setting cell attributes: this is forwarded to the table +// ---------------------------------------------------------------------------- + +void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr) +{ + if ( CanHaveAttributes() ) + { + m_table->SetRowAttr(attr, row); + } + else + { + attr->SafeDecRef(); + } +} + +void wxGrid::SetColAttr(int col, wxGridCellAttr *attr) +{ + if ( CanHaveAttributes() ) + { + m_table->SetColAttr(attr, col); + } + else + { + attr->SafeDecRef(); + } +} + +void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour ) +{ + if ( CanHaveAttributes() ) + { + wxGridCellAttr *attr = GetOrCreateCellAttr(row, col); + attr->SetBackgroundColour(colour); + attr->DecRef(); + } +} + +void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour ) +{ + if ( CanHaveAttributes() ) + { + wxGridCellAttr *attr = GetOrCreateCellAttr(row, col); + attr->SetTextColour(colour); + attr->DecRef(); + } } -wxFont wxGrid::GetCellFont( int row, int col ) +void wxGrid::SetCellFont( int row, int col, const wxFont& font ) { - // TODO: replace this temp test code - // - return m_defaultCellFont; + if ( CanHaveAttributes() ) + { + wxGridCellAttr *attr = GetOrCreateCellAttr(row, col); + attr->SetFont(font); + attr->DecRef(); + } } -void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert ) +void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert ) { - // TODO: replace this temp test code - // - *horiz = wxLEFT; - *vert = wxTOP; + if ( CanHaveAttributes() ) + { + wxGridCellAttr *attr = GetOrCreateCellAttr(row, col); + attr->SetAlignment(horiz, vert); + attr->DecRef(); + } } -void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert ) +void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer) { - // TODO: replace this temp test code - // - *horiz = wxLEFT; - *vert = wxTOP; + if ( CanHaveAttributes() ) + { + wxGridCellAttr *attr = GetOrCreateCellAttr(row, col); + attr->SetRenderer(renderer); + attr->DecRef(); + } } +// ---------------------------------------------------------------------------- +// row/col size +// ---------------------------------------------------------------------------- + void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows ) { m_defaultRowHeight = wxMax( height, WXGRID_MIN_ROW_HEIGHT ); if ( resizeExistingRows ) { - // TODO: what do we do about events here ? - // Generate an event for each resize ? - // int row; + int bottom = 0; for ( row = 0; row < m_numRows; row++ ) { m_rowHeights[row] = m_defaultRowHeight; + bottom += m_defaultRowHeight; + m_rowBottoms[row] = bottom; } CalcDimensions(); - if ( !GetBatchCount() ) Refresh(); } } void wxGrid::SetRowSize( int row, int height ) { - if ( row >= 0 && row < m_numRows ) - { - m_rowHeights[row] = wxMax( 0, height ); - CalcDimensions(); - if ( !GetBatchCount() ) Refresh(); + wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") ); - // Note: we are ending the event *after* doing - // default processing in this case - // - SendEvent( EVT_WXGRID_ROW_SIZE, - row, -1 ); - } - else + int i; + + int h = wxMax( 0, height ); + int diff = h - m_rowHeights[row]; + + m_rowHeights[row] = h; + for ( i = row; i < m_numRows; i++ ) { - // TODO: log an error here + m_rowBottoms[i] += diff; } + CalcDimensions(); } void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols ) @@ -3878,91 +5359,33 @@ void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols ) if ( resizeExistingCols ) { - // TODO: what do we do about events here ? - // Generate an event for each resize ? - // int col; + int right = 0; for ( col = 0; col < m_numCols; col++ ) { m_colWidths[col] = m_defaultColWidth; + right += m_defaultColWidth; + m_colRights[col] = right; } CalcDimensions(); - if ( !GetBatchCount() ) Refresh(); } } void wxGrid::SetColSize( int col, int width ) { - if ( col >= 0 && col < m_numCols ) - { - m_colWidths[col] = wxMax( 0, width ); - CalcDimensions(); - if ( !GetBatchCount() ) Refresh(); - - // Note: we are ending the event *after* doing - // default processing in this case - // - SendEvent( EVT_WXGRID_COL_SIZE, - -1, col ); - } - else - { - // TODO: log an error here - } -} - -void wxGrid::SetDefaultCellBackgroundColour( const wxColour& ) -{ - // TODO: everything !!! - // -} - -void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& ) -{ - // TODO: everything !!! - // -} - -void wxGrid::SetDefaultCellTextColour( const wxColour& ) -{ - // TODO: everything !!! - // -} - -void wxGrid::SetCellTextColour( int row, int col, const wxColour& ) -{ - // TODO: everything !!! - // -} - -void wxGrid::SetCellHighlightColour( const wxColour& ) -{ - // TODO: everything !!! - // -} - -void wxGrid::SetDefaultCellFont( const wxFont& ) -{ - // TODO: everything !!! - // -} + wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") ); -void wxGrid::SetCellFont( int row, int col, const wxFont& ) -{ - // TODO: everything !!! - // -} + int i; -void wxGrid::SetDefaultCellAlignment( int horiz, int vert ) -{ - // TODO: everything !!! - // -} + int w = wxMax( 0, width ); + int diff = w - m_colWidths[col]; + m_colWidths[col] = w; -void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert ) -{ - // TODO: everything !!! - // + for ( i = col; i < m_numCols; i++ ) + { + m_colRights[i] += diff; + } + CalcDimensions(); } @@ -3975,173 +5398,101 @@ void wxGrid::SetCellValue( int row, int col, const wxString& s ) if ( m_table ) { m_table->SetValue( row, col, s.c_str() ); - DrawCell( row, col ); + if ( !GetBatchCount() ) + { + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + DrawCell( dc, wxGridCellCoords(row, col) ); + } + +#if 0 // TODO: edit in place + if ( m_currentCellCoords.GetRow() == row && m_currentCellCoords.GetCol() == col ) { SetEditControlValue( s ); } - } -} - - - -// -// ------ interaction with data model -// -bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg ) -{ - switch ( msg.GetId() ) - { - case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES: - return GetModelValues(); - - case wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES: - return SetModelValues(); - - case wxGRIDTABLE_NOTIFY_ROWS_INSERTED: - case wxGRIDTABLE_NOTIFY_ROWS_APPENDED: - case wxGRIDTABLE_NOTIFY_ROWS_DELETED: - case wxGRIDTABLE_NOTIFY_COLS_INSERTED: - case wxGRIDTABLE_NOTIFY_COLS_APPENDED: - case wxGRIDTABLE_NOTIFY_COLS_DELETED: - return Redimension( msg ); +#endif - default: - return FALSE; } } // -// ------ Grid location functions +// ------ Block, row and col selection // -// (see also inline functions in grid.h) - -// check to see if a cell location is wholly visible -// -bool wxGrid::IsVisible( const wxGridCellCoords& coords ) +void wxGrid::SelectRow( int row, bool addToSelected ) { - return ( coords.GetRow() >= m_scrollPosY && - coords.GetRow() < m_scrollPosY + m_wholeRowsVisible && - coords.GetCol() >= m_scrollPosX && - coords.GetCol() < m_scrollPosX + m_wholeColsVisible ); -} - + wxRect r; -// make the specified cell location visible by doing a minimal amount -// of scrolling -// -void wxGrid::MakeCellVisible( int row, int col ) -{ - int lastX = m_scrollPosX; - int lastY = m_scrollPosY; - - if ( row >= 0 && row < m_numRows && - col >= 0 && col < m_numCols ) + if ( IsSelection() && addToSelected ) { - if ( row < m_scrollPosY ) - { - SetVerticalScrollPos( row ); - } - else if ( row >= m_scrollPosY + m_wholeRowsVisible ) + wxRect rect[4]; + bool need_refresh[4] = { FALSE, FALSE, FALSE, FALSE }; + int i; + + wxCoord oldLeft = m_selectedTopLeft.GetCol(); + wxCoord oldTop = m_selectedTopLeft.GetRow(); + wxCoord oldRight = m_selectedBottomRight.GetCol(); + wxCoord oldBottom = m_selectedBottomRight.GetRow(); + + if ( oldTop > row ) { - int i; - int h = m_rowBottoms[row]; - for ( i = m_scrollPosY; i < m_numRows && h > m_bottom; i++ ) - { - h -= m_rowHeights[i]; - } - SetVerticalScrollPos( i ); + need_refresh[0] = TRUE; + rect[0] = BlockToDeviceRect( wxGridCellCoords ( row, 0 ), + wxGridCellCoords ( oldTop - 1, + m_numCols - 1 ) ); + m_selectedTopLeft.SetRow( row ); } - if ( col < m_scrollPosX ) + if ( oldLeft > 0 ) { - SetHorizontalScrollPos( col ); + need_refresh[1] = TRUE; + rect[1] = BlockToDeviceRect( wxGridCellCoords ( oldTop, 0 ), + wxGridCellCoords ( oldBottom, + oldLeft - 1 ) ); + + m_selectedTopLeft.SetCol( 0 ); } - else if ( col >= m_scrollPosX + m_wholeColsVisible ) + + if ( oldBottom < row ) { - int i; - int w = m_colRights[col]; - for ( i = m_scrollPosX; i < m_numCols && w > m_right; i++ ) - { - w -= m_colWidths[i]; - } - SetHorizontalScrollPos( i ); + need_refresh[2] = TRUE; + rect[2] = BlockToDeviceRect( wxGridCellCoords ( oldBottom + 1, 0 ), + wxGridCellCoords ( row, + m_numCols - 1 ) ); + m_selectedBottomRight.SetRow( row ); } - if ( m_scrollPosX != lastX || m_scrollPosY != lastY ) + if ( oldRight < m_numCols - 1 ) { - // The cell was not visible before but not it is - // - ShowCellEditControl(); + need_refresh[3] = TRUE; + rect[3] = BlockToDeviceRect( wxGridCellCoords ( oldTop , + oldRight + 1 ), + wxGridCellCoords ( oldBottom, + m_numCols - 1 ) ); + m_selectedBottomRight.SetCol( m_numCols - 1 ); } - } - else - { - // TODO: log an error - } -} - - -void wxGrid::SetVerticalScrollPos( int topMostRow ) -{ - if ( m_vertScrollBar && topMostRow != m_scrollPosY ) - { - m_scrollPosY = topMostRow; - - CalcDimensions(); - Refresh(); - } -} - - -void wxGrid::SetHorizontalScrollPos( int leftMostCol ) -{ - if ( m_horizScrollBar && leftMostCol != m_scrollPosX ) - { - m_scrollPosX = leftMostCol; - - CalcDimensions(); - Refresh(); - } -} - - -// -// ------ block, row and col selection -// -void wxGrid::SelectRow( int row, bool addToSelected ) -{ - if ( IsSelection() && addToSelected ) - { - if ( m_selectedTopLeft.GetRow() > row ) - m_selectedTopLeft.SetRow( row ); - - m_selectedTopLeft.SetCol( 0 ); - - if ( m_selectedBottomRight.GetRow() < row ) - m_selectedBottomRight.SetRow( row ); - - m_selectedBottomRight.SetCol( m_numCols - 1 ); + for (i = 0; i < 4; i++ ) + if ( need_refresh[i] && rect[i] != wxGridNoCellRect ) + m_gridWin->Refresh( FALSE, &(rect[i]) ); } else { + r = SelectionToDeviceRect(); ClearSelection(); + if ( r != wxGridNoCellRect ) m_gridWin->Refresh( FALSE, &r ); + m_selectedTopLeft.Set( row, 0 ); m_selectedBottomRight.Set( row, m_numCols-1 ); + r = SelectionToDeviceRect(); + m_gridWin->Refresh( FALSE, &r ); } - if ( !GetBatchCount() ) - { - wxRect rect( SelectionToRect() ); - if ( rect != wxGridNoCellRect ) Refresh( TRUE, &rect ); - } - wxGridRangeSelectEvent gridEvt( GetId(), - EVT_WXGRID_RANGE_SELECT, + EVT_GRID_RANGE_SELECT, this, m_selectedTopLeft, m_selectedBottomRight ); @@ -4152,33 +5503,74 @@ void wxGrid::SelectRow( int row, bool addToSelected ) void wxGrid::SelectCol( int col, bool addToSelected ) { - if ( addToSelected && m_selectedTopLeft != wxGridNoCellCoords ) + if ( IsSelection() && addToSelected ) { - if ( m_selectedTopLeft.GetCol() > col ) + wxRect rect[4]; + bool need_refresh[4] = { FALSE, FALSE, FALSE, FALSE }; + int i; + + wxCoord oldLeft = m_selectedTopLeft.GetCol(); + wxCoord oldTop = m_selectedTopLeft.GetRow(); + wxCoord oldRight = m_selectedBottomRight.GetCol(); + wxCoord oldBottom = m_selectedBottomRight.GetRow(); + + if ( oldLeft > col ) + { + need_refresh[0] = TRUE; + rect[0] = BlockToDeviceRect( wxGridCellCoords ( 0, col ), + wxGridCellCoords ( m_numRows - 1, + oldLeft - 1 ) ); m_selectedTopLeft.SetCol( col ); + } - m_selectedTopLeft.SetRow( 0 ); + if ( oldTop > 0 ) + { + need_refresh[1] = TRUE; + rect[1] = BlockToDeviceRect( wxGridCellCoords ( 0, oldLeft ), + wxGridCellCoords ( oldTop - 1, + oldRight ) ); + m_selectedTopLeft.SetRow( 0 ); + } - if ( m_selectedBottomRight.GetCol() < col ) + if ( oldRight < col ) + { + need_refresh[2] = TRUE; + rect[2] = BlockToDeviceRect( wxGridCellCoords ( 0, oldRight + 1 ), + wxGridCellCoords ( m_numRows - 1, + col ) ); m_selectedBottomRight.SetCol( col ); + } - m_selectedBottomRight.SetRow( m_numRows - 1 ); + if ( oldBottom < m_numRows - 1 ) + { + need_refresh[3] = TRUE; + rect[3] = BlockToDeviceRect( wxGridCellCoords ( oldBottom + 1, + oldLeft ), + wxGridCellCoords ( m_numRows - 1, + oldRight ) ); + m_selectedBottomRight.SetRow( m_numRows - 1 ); + } + + for (i = 0; i < 4; i++ ) + if ( need_refresh[i] && rect[i] != wxGridNoCellRect ) + m_gridWin->Refresh( FALSE, &(rect[i]) ); } else { + wxRect r; + + r = SelectionToDeviceRect(); ClearSelection(); + if ( r != wxGridNoCellRect ) m_gridWin->Refresh( FALSE, &r ); + m_selectedTopLeft.Set( 0, col ); m_selectedBottomRight.Set( m_numRows-1, col ); - } - - if ( !GetBatchCount() ) - { - wxRect rect( SelectionToRect() ); - if ( rect != wxGridNoCellRect ) Refresh( TRUE, &rect ); + r = SelectionToDeviceRect(); + m_gridWin->Refresh( FALSE, &r ); } wxGridRangeSelectEvent gridEvt( GetId(), - EVT_WXGRID_RANGE_SELECT, + EVT_GRID_RANGE_SELECT, this, m_selectedTopLeft, m_selectedBottomRight ); @@ -4190,7 +5582,8 @@ void wxGrid::SelectCol( int col, bool addToSelected ) void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol ) { int temp; - + wxGridCellCoords updateTopLeft, updateBottomRight; + if ( topRow > bottomRow ) { temp = topRow; @@ -4205,26 +5598,113 @@ void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol ) rightCol = temp; } - m_selectedTopLeft.Set( topRow, leftCol ); - m_selectedBottomRight.Set( bottomRow, rightCol ); + updateTopLeft = wxGridCellCoords( topRow, leftCol ); + updateBottomRight = wxGridCellCoords( bottomRow, rightCol ); - if ( !GetBatchCount() ) + if ( m_selectedTopLeft != updateTopLeft || + m_selectedBottomRight != updateBottomRight ) { - wxRect rect( SelectionToRect() ); - if ( rect != wxGridNoCellRect ) Refresh( TRUE, &rect ); + // Compute two optimal update rectangles: + // Either one rectangle is a real subset of the + // other, or they are (almost) disjoint! + wxRect rect[4]; + bool need_refresh[4] = { FALSE, FALSE, FALSE, FALSE }; + int i; + + // Store intermediate values + wxCoord oldLeft = m_selectedTopLeft.GetCol(); + wxCoord oldTop = m_selectedTopLeft.GetRow(); + wxCoord oldRight = m_selectedBottomRight.GetCol(); + wxCoord oldBottom = m_selectedBottomRight.GetRow(); + + // Determine the outer/inner coordinates. + if (oldLeft > leftCol) + { + temp = oldLeft; + oldLeft = leftCol; + leftCol = temp; + } + if (oldTop > topRow ) + { + temp = oldTop; + oldTop = topRow; + topRow = temp; + } + if (oldRight < rightCol ) + { + temp = oldRight; + oldRight = rightCol; + rightCol = temp; + } + if (oldBottom < bottomRow) + { + temp = oldBottom; + oldBottom = bottomRow; + bottomRow = temp; + } + + // Now, either the stuff marked old is the outer + // rectangle or we don't have a situation where one + // is contained in the other. + + if ( oldLeft < leftCol ) + { + need_refresh[0] = TRUE; + rect[0] = BlockToDeviceRect( wxGridCellCoords ( oldTop, + oldLeft ), + wxGridCellCoords ( oldBottom, + leftCol - 1 ) ); + } + + if ( oldTop < topRow ) + { + need_refresh[1] = TRUE; + rect[1] = BlockToDeviceRect( wxGridCellCoords ( oldTop, + leftCol ), + wxGridCellCoords ( topRow - 1, + rightCol ) ); + } + + if ( oldRight > rightCol ) + { + need_refresh[2] = TRUE; + rect[2] = BlockToDeviceRect( wxGridCellCoords ( oldTop, + rightCol + 1 ), + wxGridCellCoords ( oldBottom, + oldRight ) ); + } + + if ( oldBottom > bottomRow ) + { + need_refresh[3] = TRUE; + rect[3] = BlockToDeviceRect( wxGridCellCoords ( bottomRow + 1, + leftCol ), + wxGridCellCoords ( oldBottom, + rightCol ) ); + } + + + // Change Selection + m_selectedTopLeft = updateTopLeft; + m_selectedBottomRight = updateBottomRight; + + // various Refresh() calls + for (i = 0; i < 4; i++ ) + if ( need_refresh[i] && rect[i] != wxGridNoCellRect ) + m_gridWin->Refresh( FALSE, &(rect[i]) ); } // only generate an event if the block is not being selected by // dragging the mouse (in which case the event will be generated in - // OnMouse) } + // the mouse event handler) if ( !m_isDragging ) { wxGridRangeSelectEvent gridEvt( GetId(), - EVT_WXGRID_RANGE_SELECT, + EVT_GRID_RANGE_SELECT, this, m_selectedTopLeft, m_selectedBottomRight ); - + GetEventHandler()->ProcessEvent(gridEvt); } } @@ -4234,60 +5714,65 @@ void wxGrid::SelectAll() m_selectedTopLeft.Set( 0, 0 ); m_selectedBottomRight.Set( m_numRows-1, m_numCols-1 ); - if ( !GetBatchCount() ) Refresh(); + m_gridWin->Refresh(); } void wxGrid::ClearSelection() { - if ( IsSelection() ) - { - wxRect rect( SelectionToRect() ); - if ( rect != wxGridNoCellRect ) - { - Refresh( TRUE, &rect ); - } - - m_selectedTopLeft = wxGridNoCellCoords; - m_selectedBottomRight = wxGridNoCellCoords; - } -} + m_selectedTopLeft = wxGridNoCellCoords; + m_selectedBottomRight = wxGridNoCellCoords; +} -wxRect wxGrid::SelectionToRect() +// This function returns the rectangle that encloses the given block +// in device coords clipped to the client size of the grid window. +// +wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft, + const wxGridCellCoords &bottomRight ) { - wxRect rect; + wxRect rect( wxGridNoCellRect ); wxRect cellRect; - if ( IsSelection() ) + cellRect = CellToRect( topLeft ); + if ( cellRect != wxGridNoCellRect ) { - cellRect = CellToRect( m_selectedTopLeft ); - if ( cellRect != wxGridNoCellRect ) - { - rect = cellRect; - } - else - { - rect = wxRect( m_left, m_top, 0, 0 ); - } - - cellRect = CellToRect( m_selectedBottomRight ); - if ( cellRect != wxGridNoCellRect ) - { - rect += cellRect; - } - else - { - return wxGridNoCellRect; - } + rect = cellRect; + } + else + { + rect = wxRect( 0, 0, 0, 0 ); + } + + cellRect = CellToRect( bottomRight ); + if ( cellRect != wxGridNoCellRect ) + { + rect += cellRect; } + else + { + return wxGridNoCellRect; + } + + // convert to scrolled coords + // + int left, top, right, bottom; + CalcScrolledPosition( rect.GetLeft(), rect.GetTop(), &left, &top ); + CalcScrolledPosition( rect.GetRight(), rect.GetBottom(), &right, &bottom ); + + int cw, ch; + m_gridWin->GetClientSize( &cw, &ch ); + + rect.SetLeft( wxMax(0, left) ); + rect.SetTop( wxMax(0, top) ); + rect.SetRight( wxMin(cw, right) ); + rect.SetBottom( wxMin(ch, bottom) ); return rect; } - // // ------ Grid event classes // @@ -4307,7 +5792,7 @@ wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj, m_shift = shift; m_alt = alt; m_meta = meta; - + SetEventObject(obj); } @@ -4326,7 +5811,7 @@ wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj, m_shift = shift; m_alt = alt; m_meta = meta; - + SetEventObject(obj); } @@ -4334,10 +5819,10 @@ wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj, IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxEvent ) wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj, - const wxGridCellCoords& topLeft, - const wxGridCellCoords& bottomRight, - bool control, bool shift, bool alt, bool meta ) - : wxNotifyEvent( type, id ) + const wxGridCellCoords& topLeft, + const wxGridCellCoords& bottomRight, + bool control, bool shift, bool alt, bool meta ) + : wxNotifyEvent( type, id ) { m_topLeft = topLeft; m_bottomRight = bottomRight;