X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2b37dc19c517041c6dd075920503e6947ec99421..bbc3f89a8207a36a0700b0c7a9b95159f5d5a60f:/src/generic/grid.cpp?ds=sidebyside diff --git a/src/generic/grid.cpp b/src/generic/grid.cpp index 2af40dc9c8..dd097a54f5 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 +9,23 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -// For compilers that support precompilation, includes "wx/wx.h". -#include "wx/wxprec.h" - -#include "wx/defs.h" - -#if !defined(wxUSE_NEW_GRID) || !(wxUSE_NEW_GRID) -#include "gridg.cpp" -#else - #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" @@ -34,15 +33,245 @@ #include "wx/log.h" #endif +#include "wx/textfile.h" #include "wx/generic/grid.h" +// ---------------------------------------------------------------------------- +// array classes instantiation +// ---------------------------------------------------------------------------- + +struct wxGridCellWithAttr +{ + wxGridCellWithAttr(int row, int col, const wxGridCellAttr *pAttr) + : coords(row, col), attr(*pAttr) + { + } + + 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& ); + + DECLARE_DYNAMIC_CLASS(wxGridWindow) + DECLARE_EVENT_TABLE() +}; + +// the internal data representation used by wxGridCellAttrProvider +// +// TODO make it more efficient +class WXDLLEXPORT wxGridCellAttrProviderData +{ +public: + void SetAttr(const 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; +}; + +// ---------------------------------------------------------------------------- +// conditional compilation +// ---------------------------------------------------------------------------- + +#ifndef WXGRID_DRAW_LINES +#define WXGRID_DRAW_LINES 1 +#endif ////////////////////////////////////////////////////////////////////// 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; + +// ---------------------------------------------------------------------------- +// wxGridCellAttrProviderData +// ---------------------------------------------------------------------------- + +void wxGridCellAttrProviderData::SetAttr(const wxGridCellAttr *attr, + int row, int col) +{ + int n = FindIndex(row, col); + if ( n == wxNOT_FOUND ) + { + // add the attribute + m_attrs.Add(new wxGridCellWithAttr(row, col, attr)); + } + else + { + if ( attr ) + { + // change the attribute + m_attrs[(size_t)n].attr = *attr; + } + else + { + // remove this attribute + m_attrs.RemoveAt((size_t)n); + } + } + + delete attr; +} + +wxGridCellAttr *wxGridCellAttrProviderData::GetAttr(int row, int col) const +{ + wxGridCellAttr *attr = (wxGridCellAttr *)NULL; + + int n = FindIndex(row, col); + if ( n != wxNOT_FOUND ) + { + attr = new wxGridCellAttr(m_attrs[(size_t)n].attr); + } + + return attr; +} + +int wxGridCellAttrProviderData::FindIndex(int row, int col) const +{ + size_t count = m_attrs.GetCount(); + for ( size_t n = 0; n < count; n++ ) + { + const wxGridCellCoords& coords = m_attrs[n].coords; + if ( (coords.GetRow() == row) && (coords.GetCol() == col) ) + { + return n; + } + } + + return wxNOT_FOUND; +} + +// ---------------------------------------------------------------------------- +// wxGridCellAttrProvider +// ---------------------------------------------------------------------------- + +wxGridCellAttrProvider::wxGridCellAttrProvider() +{ + m_data = (wxGridCellAttrProviderData *)NULL; +} + +wxGridCellAttrProvider::~wxGridCellAttrProvider() +{ + delete m_data; +} + +void wxGridCellAttrProvider::InitData() +{ + m_data = new wxGridCellAttrProviderData; +} + +wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col) const +{ + return m_data ? m_data->GetAttr(row, col) : (wxGridCellAttr *)NULL; +} + +void wxGridCellAttrProvider::SetAttr(const wxGridCellAttr *attr, + int row, int col) +{ + if ( !m_data ) + InitData(); + m_data->SetAttr(attr, row, col); +} ////////////////////////////////////////////////////////////////////// // @@ -52,67 +281,89 @@ IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject ) wxGridTableBase::wxGridTableBase() - : wxObject() { m_view = (wxGrid *) NULL; + m_attrProvider = (wxGridCellAttrProvider *) NULL; } wxGridTableBase::~wxGridTableBase() { + 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(const wxGridCellAttr *attr, int row, int col ) +{ + if ( m_attrProvider ) + { + m_attrProvider->SetAttr(attr, row, col); + } + else + { + // as we take ownership of the pointer and don't store it, we must + // free it now + delete attr; + } +} bool wxGridTableBase::InsertRows( size_t pos, size_t numRows ) { - wxLogWarning( "Called grid table class function InsertRows(pos=%d, N=%d)\n" - "but your derived table class does not override this function", - pos, numRows ); - + wxFAIL_MSG( wxT("Called grid table class function InsertRows\n" + "but your derived table class does not override this function") ); + return FALSE; } bool wxGridTableBase::AppendRows( size_t numRows ) { - wxLogWarning( "Called grid table class function AppendRows(N=%d)\n" - "but your derived table class does not override this function", - numRows ); - + wxFAIL_MSG( wxT("Called grid table class function AppendRows\n" + "but your derived table class does not override this function")); + return FALSE; } bool wxGridTableBase::DeleteRows( size_t pos, size_t numRows ) { - wxLogWarning( "Called grid table class function DeleteRows(pos=%d, N=%d)\n" - "but your derived table class does not override this function", - pos, 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 ) { - wxLogWarning( "Called grid table class function InsertCols(pos=%d, N=%d)\n" - "but your derived table class does not override this function", - pos, numCols ); - + wxFAIL_MSG( wxT("Called grid table class function InsertCols\n" + "but your derived table class does not override this function")); + return FALSE; } bool wxGridTableBase::AppendCols( size_t numCols ) { - wxLogWarning( "Called grid table class function AppendCols(N=%d)\n" - "but your derived table class does not override this function", - numCols ); - + wxFAIL_MSG(wxT("Called grid table class function AppendCols\n" + "but your derived table class does not override this function")); + return FALSE; } bool wxGridTableBase::DeleteCols( size_t pos, size_t numCols ) { - wxLogWarning( "Called grid table class function DeleteCols(pos=%d, N=%d)\n" - "but your derived table class does not override this function", - pos, numCols ); - + wxFAIL_MSG( wxT("Called grid table class function DeleteCols\n" + "but your derived table class does not override this function")); + return FALSE; } @@ -135,7 +386,7 @@ wxString wxGridTableBase::GetColLabelValue( int col ) unsigned int i, n; for ( n = 1; ; n++ ) { - s += ('A' + (char)( col%26 )); + s += (_T('A') + (wxChar)( col%26 )); col = col/26 - 1; if ( col < 0 ) break; } @@ -183,11 +434,7 @@ wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id, // created by wxGrid if you don't specify an alternative table class. // - -// this is a magic incantation which must be done! -#include - -WX_DEFINE_OBJARRAY(wxGridStringArray); +WX_DEFINE_OBJARRAY(wxGridStringArray) IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase ) @@ -200,7 +447,7 @@ wxGridStringTable::wxGridStringTable( int numRows, int numCols ) : wxGridTableBase() { int row, col; - + m_data.Alloc( numRows ); wxArrayString sa; @@ -209,7 +456,7 @@ wxGridStringTable::wxGridStringTable( int numRows, int numCols ) { sa.Add( wxEmptyString ); } - + for ( row = 0; row < numRows; row++ ) { m_data.Add( sa ); @@ -259,7 +506,7 @@ void wxGridStringTable::Clear() { int row, col; int numRows, numCols; - + numRows = m_data.GetCount(); if ( numRows > 0 ) { @@ -282,12 +529,12 @@ bool wxGridStringTable::InsertRows( size_t pos, size_t numRows ) 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++ ) @@ -306,7 +553,7 @@ bool wxGridStringTable::InsertRows( size_t pos, size_t numRows ) wxGRIDTABLE_NOTIFY_ROWS_INSERTED, pos, numRows ); - + GetView()->ProcessTableMessage( msg ); } @@ -319,7 +566,7 @@ bool wxGridStringTable::AppendRows( size_t numRows ) size_t curNumRows = m_data.GetCount(); size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 ); - + wxArrayString sa; if ( curNumCols > 0 ) { @@ -329,7 +576,7 @@ bool wxGridStringTable::AppendRows( size_t numRows ) sa.Add( wxEmptyString ); } } - + for ( row = 0; row < numRows; row++ ) { m_data.Add( sa ); @@ -340,11 +587,11 @@ bool wxGridStringTable::AppendRows( size_t numRows ) wxGridTableMessage msg( this, wxGRIDTABLE_NOTIFY_ROWS_APPENDED, numRows ); - + GetView()->ProcessTableMessage( msg ); } - return TRUE; + return TRUE; } bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows ) @@ -352,12 +599,14 @@ bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows ) size_t n; size_t curNumRows = m_data.GetCount(); - + if ( pos >= curNumRows ) { - wxLogError( "Called wxGridStringTable::DeleteRows(pos=%d, N=%d)...\n" - "Pos value is invalid for present table with %d rows", - pos, numRows, 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; } @@ -365,7 +614,7 @@ bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows ) { numRows = curNumRows - pos; } - + if ( numRows >= curNumRows ) { m_data.Empty(); // don't release memory just yet @@ -384,11 +633,11 @@ bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows ) wxGRIDTABLE_NOTIFY_ROWS_DELETED, pos, numRows ); - + GetView()->ProcessTableMessage( msg ); } - return TRUE; + return TRUE; } bool wxGridStringTable::InsertCols( size_t pos, size_t numCols ) @@ -397,7 +646,7 @@ bool wxGridStringTable::InsertCols( size_t pos, size_t numCols ) size_t curNumRows = m_data.GetCount(); size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 ); - + if ( pos >= curNumCols ) { return AppendCols( numCols ); @@ -417,7 +666,7 @@ bool wxGridStringTable::InsertCols( size_t pos, size_t numCols ) wxGRIDTABLE_NOTIFY_COLS_INSERTED, pos, numCols ); - + GetView()->ProcessTableMessage( msg ); } @@ -433,11 +682,11 @@ bool wxGridStringTable::AppendCols( size_t numCols ) { // TODO: something better than this ? // - wxLogError( "Unable to append cols to a grid table with no rows.\n" - "Call AppendRows() first" ); + wxFAIL_MSG( wxT("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++ ) @@ -451,7 +700,7 @@ bool wxGridStringTable::AppendCols( size_t numCols ) wxGridTableMessage msg( this, wxGRIDTABLE_NOTIFY_COLS_APPENDED, numCols ); - + GetView()->ProcessTableMessage( msg ); } @@ -464,18 +713,20 @@ bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols ) 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; + 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; + numCols = curNumCols - pos; } for ( row = 0; row < curNumRows; row++ ) @@ -499,11 +750,11 @@ bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols ) wxGRIDTABLE_NOTIFY_COLS_DELETED, pos, numCols ); - + GetView()->ProcessTableMessage( msg ); } - return TRUE; + return TRUE; } wxString wxGridStringTable::GetRowLabelValue( int row ) @@ -570,13 +821,14 @@ void wxGridStringTable::SetColLabelValue( int col, const wxString& value ) ////////////////////////////////////////////////////////////////////// IMPLEMENT_DYNAMIC_CLASS( wxGridTextCtrl, wxTextCtrl ) - + BEGIN_EVENT_TABLE( wxGridTextCtrl, wxTextCtrl ) EVT_KEY_DOWN( wxGridTextCtrl::OnKeyDown ) END_EVENT_TABLE() wxGridTextCtrl::wxGridTextCtrl( wxWindow *par, + wxGrid *grid, bool isCellControl, wxWindowID id, const wxString& value, @@ -585,16 +837,17 @@ wxGridTextCtrl::wxGridTextCtrl( wxWindow *par, long style ) : wxTextCtrl( par, id, value, pos, size, style ) { + m_grid = grid; m_isCellControl = isCellControl; } -void wxGridTextCtrl::OnKeyDown( wxKeyEvent& ev ) +void wxGridTextCtrl::OnKeyDown( wxKeyEvent& event ) { - switch ( ev.KeyCode() ) + switch ( event.KeyCode() ) { case WXK_ESCAPE: - ((wxGrid *)GetParent())->SetEditControlValue( startValue ); + m_grid->SetEditControlValue( startValue ); SetInsertionPointEnd(); break; @@ -602,20 +855,44 @@ void wxGridTextCtrl::OnKeyDown( wxKeyEvent& ev ) case WXK_DOWN: case WXK_LEFT: case WXK_RIGHT: - case WXK_RETURN: + case WXK_PRIOR: + case WXK_NEXT: + case WXK_SPACE: if ( m_isCellControl ) { // send the event to the parent grid, skipping the // event if nothing happens // - ev.Skip( !GetParent()->ProcessEvent( ev ) ); + event.Skip( m_grid->ProcessEvent( event ) ); } else { // default text control response within the top edit // control // - ev.Skip(); + event.Skip(); + } + break; + + case WXK_RETURN: + if ( m_isCellControl ) + { + if ( !m_grid->ProcessEvent( event ) ) + { +#if defined(__WXMOTIF__) || defined(__WXGTK__) + // wxMotif needs a little extra help... + // + int pos = GetInsertionPoint(); + wxString s( GetValue() ); + s = s.Left(pos) + "\n" + s.Mid(pos); + SetValue(s); + SetInsertionPoint( pos ); +#else + // the other ports can handle a Return key press + // + event.Skip(); +#endif + } } break; @@ -626,367 +903,498 @@ void wxGridTextCtrl::OnKeyDown( wxKeyEvent& ev ) // send the event to the parent grid, skipping the // event if nothing happens // - ev.Skip( !GetParent()->ProcessEvent( ev ) ); + event.Skip( m_grid->ProcessEvent( event ) ); } else { // default text control response within the top edit // control // - ev.Skip(); + event.Skip(); } break; - + default: - ev.Skip(); + event.Skip(); } } void wxGridTextCtrl::SetStartValue( const wxString& s ) { startValue = s; - wxTextCtrl::SetValue( s.c_str() ); + wxTextCtrl::SetValue(s); } + ////////////////////////////////////////////////////////////////////// -IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxPanel ) +IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow ) - -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) +BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow ) + EVT_PAINT( wxGridRowLabelWindow::OnPaint ) + EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent ) + EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown ) END_EVENT_TABLE() - -wxGrid::~wxGrid() +wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent, + wxWindowID id, + const wxPoint &pos, const wxSize &size ) + : wxWindow( parent, id, pos, size ) { - delete m_table; + m_owner = parent; } +void wxGridRowLabelWindow::OnPaint( wxPaintEvent &event ) +{ + wxPaintDC dc(this); -// -// ----- internal init and update functions -// + // 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 ); -void wxGrid::Create() -{ - m_table = (wxGridTableBase *) NULL; - m_topEditCtrl = (wxWindow *) NULL; - m_cellEditCtrl = (wxWindow *) NULL; - m_horizScrollBar = (wxScrollBar *) NULL; - m_vertScrollBar = (wxScrollBar *) NULL; + int x, y; + m_owner->CalcUnscrolledPosition( 0, 0, &x, &y ); + dc.SetDeviceOrigin( 0, -y ); - m_numRows = 0; - m_numCols = 0; - m_created = FALSE; + m_owner->CalcRowLabelsExposed( GetUpdateRegion() ); + m_owner->DrawRowLabels( dc ); } -void wxGrid::Init() + +void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event ) { - int i; + m_owner->ProcessRowLabelMouseEvent( event ); +} - m_left = 0; - m_top = 0; - // 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 ); +// 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(); +} - 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; +////////////////////////////////////////////////////////////////////// - // default labels are pale grey with black text - // - m_labelBackgroundColour = wxColour( 192, 192, 192 ); - m_labelTextColour = wxColour( 0, 0, 0 ); +IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow ) - // TODO: something better than this ? - // - m_labelFont = this->GetFont(); - m_labelFont.SetWeight( m_labelFont.GetWeight() + 2 ); - - m_rowLabelHorizAlign = wxLEFT; - m_rowLabelVertAlign = wxCENTRE; +BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow ) + EVT_PAINT( wxGridColLabelWindow::OnPaint ) + EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent ) + EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown ) +END_EVENT_TABLE() - m_colLabelHorizAlign = wxCENTRE; - m_colLabelVertAlign = wxTOP; +wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent, + wxWindowID id, + const wxPoint &pos, const wxSize &size ) + : wxWindow( parent, id, pos, size ) +{ + m_owner = parent; +} - m_defaultRowHeight = WXGRID_DEFAULT_ROW_HEIGHT; - m_defaultColWidth = WXGRID_DEFAULT_COL_WIDTH; +void wxGridColLabelWindow::OnPaint( wxPaintEvent &event ) +{ + wxPaintDC dc(this); - m_rowHeights.Alloc( m_numRows ); - m_rowBottoms.Alloc( m_numRows ); - for ( i = 0; i < m_numRows; i++ ) - { - m_rowHeights.Add( m_defaultRowHeight ); - m_rowBottoms.Add( 0 ); // set by CalcDimensions() - } + // 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 ); - m_colWidths.Alloc( m_numCols ); - m_colRights.Alloc( m_numRows ); - for ( i = 0; i < m_numCols; i++ ) - { - m_colWidths.Add( m_defaultColWidth ); - m_colRights.Add( 0 ); // set by CalcDimensions() - } + int x, y; + m_owner->CalcUnscrolledPosition( 0, 0, &x, &y ); + dc.SetDeviceOrigin( -x, 0 ); - // TODO: improve this ? - // - m_defaultCellFont = this->GetFont(); - - m_gridLineColour = wxColour( 0, 0, 255 ); - m_gridLinesEnabled = TRUE; - - m_scrollBarWidth = WXGRID_DEFAULT_SCROLLBAR_WIDTH; + m_owner->CalcColLabelsExposed( GetUpdateRegion() ); + m_owner->DrawColLabels( dc ); +} - 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 ); +void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event ) +{ + m_owner->ProcessColLabelMouseEvent( event ); +} - m_currentCellCoords = wxGridNoCellCoords; - m_currentCellHighlighted = FALSE; - m_selectedTopLeft = wxGridNoCellCoords; - m_selectedBottomRight = wxGridNoCellCoords; - - m_editable = TRUE; // default for whole grid +// 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(); +} - // 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 + + +////////////////////////////////////////////////////////////////////// + +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 ) +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 - ); - - m_cellEditCtrl->Show( FALSE ); - m_cellEditCtrlEnabled = TRUE; - m_editCtrlType = wxGRID_TEXTCTRL; - - // Not really needed here, it gets called by OnSize() - // - // CalcDimensions(); } -void wxGrid::CalcDimensions() +void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect ) { - int i; + 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(); +} + + + +////////////////////////////////////////////////////////////////////// + +IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow ) + +BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow ) + EVT_PAINT( wxGrid::OnPaint ) + EVT_SIZE( wxGrid::OnSize ) + EVT_KEY_DOWN( wxGrid::OnKeyDown ) +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() +{ + delete m_table; +} + + +// +// ----- internal init and update functions +// + +void wxGrid::Create() +{ + m_created = FALSE; // set to TRUE by CreateGrid + m_displayed = FALSE; // set to TRUE by OnPaint + + m_table = (wxGridTableBase *) NULL; + m_cellEditCtrl = (wxWindow *) NULL; + + m_numRows = 0; + m_numCols = 0; + m_currentCellCoords = wxGridNoCellCoords; + + m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH; + m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT; - if ( IsTopEditControlEnabled() ) + 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 ) { - int ctrlW, ctrlH; - m_topEditCtrl->GetSize( &ctrlW, &ctrlH ); - - m_top = ctrlH + 20; + wxFAIL_MSG( wxT("wxGrid::CreateGrid called more than once") ); + return FALSE; } else { - m_top = 0; + m_numRows = numRows; + m_numCols = numCols; + + m_table = new wxGridStringTable( m_numRows, m_numCols ); + m_table->SetView( this ); + Init(); + m_created = TRUE; } - int bottom = m_top + m_colLabelHeight; - for ( i = m_scrollPosY; i < m_numRows; i++ ) + 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 ) { - bottom += m_rowHeights[i]; - m_rowBottoms[i] = bottom; + m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour(); } - - int right = m_left + m_rowLabelWidth; - for ( i = m_scrollPosX; i < m_numCols; i++ ) + else { - right += m_colWidths[i]; - m_colRights[i] = right; - } + m_labelBackgroundColour = wxColour( _T("WHITE") ); + } - // adjust the scroll bars - // - - int cw, ch; - GetClientSize(&cw, &ch); + m_labelTextColour = wxColour( _T("BLACK") ); - // begin by assuming that we don't need either scroll bar + // TODO: something better than this ? // - int vertScrollBarWidth = 0; - int horizScrollBarHeight = 0; + m_labelFont = this->GetFont(); + m_labelFont.SetWeight( m_labelFont.GetWeight() + 2 ); - // 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. - // - int check; - for ( check = 0; check < 2; check++ ) - { - if ( m_numRows > 0 && - m_rowBottoms[m_numRows-1] + horizScrollBarHeight > ch ) - { - vertScrollBarWidth = m_scrollBarWidth; + m_rowLabelHorizAlign = wxLEFT; + m_rowLabelVertAlign = wxCENTRE; - 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_colLabelHorizAlign = wxCENTRE; + m_colLabelVertAlign = wxTOP; - m_wholeRowsVisible++ ; - } - } - else - { - m_wholeRowsVisible = m_numRows - m_scrollPosY; - if ( m_scrollPosY ) - { - vertScrollBarWidth = m_scrollBarWidth; - } - } - + m_defaultColWidth = WXGRID_DEFAULT_COL_WIDTH; + m_defaultRowHeight = m_gridWin->GetCharHeight(); - if ( m_numCols && - m_colRights[m_numCols-1] + vertScrollBarWidth > cw) - { - horizScrollBarHeight = m_scrollBarWidth; +#if defined(__WXMOTIF__) || defined(__WXGTK__) // see also text ctrl sizing in ShowCellEditControl() + m_defaultRowHeight += 8; +#else + m_defaultRowHeight += 4; +#endif - 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 - { - // we can see the right-most column - // - m_wholeColsVisible = m_numCols - m_scrollPosX; - if ( m_scrollPosX ) - { - horizScrollBarHeight = m_scrollBarWidth; - } - } + 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 ); } - - if ( m_vertScrollBar ) + m_colWidths.Alloc( m_numCols ); + m_colRights.Alloc( m_numCols ); + int colRight = 0; + for ( i = 0; i < m_numCols; i++ ) { - 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); - } + m_colWidths.Add( m_defaultColWidth ); + colRight += m_defaultColWidth; + m_colRights.Add( colRight ); } - - 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) ); + // TODO: improve this by using wxSystemSettings? + // + m_defaultCellFont = GetFont(); - m_horizScrollBar->SetSize( m_left, - ch - m_scrollBarWidth, - cw - m_left - vertScrollBarWidth, - m_scrollBarWidth ); - } - } + m_defaultCellHAlign = wxLEFT; + m_defaultCellVAlign = wxTOP; - m_bottom = m_right = 0; - if ( m_numRows > 0 ) - { - m_bottom = wxMin( m_rowBottoms[m_numRows-1], - ch - horizScrollBarHeight ); - } - if ( m_numCols > 0 ) + m_gridLineColour = wxColour( 128, 128, 255 ); + m_gridLinesEnabled = TRUE; + + m_cursorMode = WXGRID_CURSOR_SELECT_CELL; + m_dragLastPos = -1; + m_dragRowOrCol = -1; + m_isDragging = FALSE; + + m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS ); + m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE ); + + m_currentCellCoords = wxGridNoCellCoords; + + m_selectedTopLeft = wxGridNoCellCoords; + m_selectedBottomRight = wxGridNoCellCoords; + + m_editable = TRUE; // default for whole grid + + m_inOnKeyDown = FALSE; + m_batchCount = 0; + + // TODO: extend this to other types of controls + // + m_cellEditCtrl = new wxGridTextCtrl( m_gridWin, + this, + TRUE, + wxGRID_CELLCTRL, + "", + wxPoint(1,1), + wxSize(1,1) +#if defined(__WXMSW__) + , wxTE_MULTILINE | wxTE_NO_VSCROLL +#endif + ); + + m_cellEditCtrl->Show( FALSE ); + m_cellEditCtrlEnabled = TRUE; + m_editCtrlType = wxGRID_TEXTCTRL; +} + + +void wxGrid::CalcDimensions() +{ + int cw, ch; + GetClientSize( &cw, &ch ); + + if ( m_numRows > 0 && m_numCols > 0 ) { - m_right = wxMin( m_colRights[m_numCols-1], - cw - vertScrollBarWidth ); + 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 ); } } -bool wxGrid::IsOnScreen() +void wxGrid::CalcWindowSizes() { int cw, ch; GetClientSize( &cw, &ch ); - return ( cw > 10 ); + + 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); } @@ -996,7 +1404,7 @@ bool wxGrid::IsOnScreen() bool wxGrid::Redimension( wxGridTableMessage& msg ) { int i; - + switch ( msg.GetId() ) { case wxGRIDTABLE_NOTIFY_ROWS_INSERTED: @@ -1009,9 +1417,18 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) m_rowBottoms.Insert( 0, pos ); } m_numRows += numRows; - CalcDimensions(); - } - return TRUE; + + 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: { @@ -1021,7 +1438,18 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) 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; @@ -1037,11 +1465,6 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) } m_numRows -= numRows; - // TODO: improve these adjustments... - // - if ( m_scrollPosY >= m_numRows ) - m_scrollPosY = 0; - if ( !m_numRows ) { m_numCols = 0; @@ -1049,10 +1472,19 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) m_colRights.Clear(); m_currentCellCoords = wxGridNoCellCoords; } - else if ( m_currentCellCoords.GetRow() >= m_numRows ) + else { - m_currentCellCoords.Set( 0, 0 ); + 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; + } } + CalcDimensions(); } return TRUE; @@ -1067,6 +1499,15 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) 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; @@ -1079,7 +1520,18 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) 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; @@ -1094,11 +1546,6 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) m_colRights.Remove( pos ); } m_numCols -= numCols; - // - // TODO: improve these adjustments... - // - if ( m_scrollPosX >= m_numCols ) - m_scrollPosX = 0; if ( !m_numCols ) { @@ -1106,12 +1553,20 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) m_numRows = 0; m_rowHeights.Clear(); m_rowBottoms.Clear(); -#endif +#endif m_currentCellCoords = wxGridNoCellCoords; } - else if ( m_currentCellCoords.GetCol() >= m_numCols ) + else { - m_currentCellCoords.Set( 0, 0 ); + 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(); } @@ -1122,214 +1577,196 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) } -// -// ----- 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 ) +void wxGrid::CalcRowLabelsExposed( wxRegion& reg ) { - if ( type == EVT_WXGRID_ROW_SIZE || - type == EVT_WXGRID_COL_SIZE ) - { - int rowOrCol = (row == -1 ? col : row); + wxRegionIterator iter( reg ); + wxRect r; - wxGridSizeEvent gridEvt( GetId(), - type, - this, - rowOrCol, - mouseEv.GetX(), mouseEv.GetY(), - mouseEv.ControlDown(), - mouseEv.ShiftDown(), - mouseEv.AltDown(), - mouseEv.MetaDown() ); + m_rowLabelsExposed.Empty(); - return GetEventHandler()->ProcessEvent(gridEvt); - } - else if ( type == EVT_WXGRID_RANGE_SELECT ) + int top, bottom; + while ( iter ) { - wxGridRangeSelectEvent gridEvt( GetId(), - type, - this, - m_selectedTopLeft, - m_selectedBottomRight, - mouseEv.ControlDown(), - mouseEv.ShiftDown(), - mouseEv.AltDown(), - mouseEv.MetaDown() ); + r = iter.GetRect(); - return GetEventHandler()->ProcessEvent(gridEvt); - } - else - { - wxGridEvent gridEvt( GetId(), - type, - this, - row, col, - mouseEv.GetX(), mouseEv.GetY(), - mouseEv.ControlDown(), - mouseEv.ShiftDown(), - mouseEv.AltDown(), - mouseEv.MetaDown() ); + // 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 ); + } - return GetEventHandler()->ProcessEvent(gridEvt); + iter++ ; } } -// Generate a grid event of specified type and return the result -// of ProcessEvent(). -// -bool wxGrid::SendEvent( const wxEventType type, - int row, int col ) +void wxGrid::CalcColLabelsExposed( wxRegion& reg ) { - if ( type == EVT_WXGRID_ROW_SIZE || - type == EVT_WXGRID_COL_SIZE ) - { - int rowOrCol = (row == -1 ? col : row); + wxRegionIterator iter( reg ); + wxRect r; - wxGridSizeEvent gridEvt( GetId(), - type, - this, - rowOrCol ); + m_colLabelsExposed.Empty(); - return GetEventHandler()->ProcessEvent(gridEvt); - } - else + int left, right; + while ( iter ) { - wxGridEvent gridEvt( GetId(), - type, - this, - row, col ); + 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 ); + } - return GetEventHandler()->ProcessEvent(gridEvt); + iter++ ; } } -void wxGrid::OnPaint( wxPaintEvent& ev ) +void wxGrid::CalcCellsExposed( wxRegion& reg ) { - wxPaintDC dc( this ); + wxRegionIterator iter( reg ); + wxRect r; - if ( !m_batchCount ) + m_cellsExposed.Empty(); + m_rowsExposed.Empty(); + m_colsExposed.Empty(); + + int left, top, right, bottom; + while ( iter ) { - // define a clipping region to avoid painting over the scroll bars + 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 // - int vs = 0; - if ( m_vertScrollBar && m_vertScrollBar->IsShown() ) - vs = m_scrollBarWidth; +#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 - int hs = 0; - if ( m_horizScrollBar && m_horizScrollBar->IsShown() ) - hs = m_scrollBarWidth; + // logical bounds of update region + // + CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top ); + CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom ); - 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... + // find the cells within these bounds // - if ( m_firstPaint ) + int row, col; + int colLeft, rowTop; + for ( row = 0; row < m_numRows; row++ ) { - if ( m_currentCellCoords == wxGridNoCellCoords ) - m_currentCellCoords.Set(0, 0); - - SetEditControlValue(); - ShowCellEditControl(); - m_firstPaint = FALSE; - } + if ( m_rowBottoms[row] < top ) continue; - ShowCurrentCellHighlight( dc ); + rowTop = m_rowBottoms[row] - m_rowHeights[row]; + if ( rowTop > bottom ) break; - dc.DestroyClippingRegion(); - } -} + 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; -void wxGrid::OnSize( wxSizeEvent& ev ) -{ - CalcDimensions(); + if ( m_colsExposed.Index( col ) == wxNOT_FOUND ) m_colsExposed.Add( col ); + m_cellsExposed.Add( wxGridCellCoords( row, col ) ); + } + } + + iter++ ; + } } -void wxGrid::OnMouse( wxMouseEvent& ev ) +void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event ) { - int x = ev.GetX(); - int y = ev.GetY(); - int row, col; - - // ------------------------------------------------------------ - // - // Mouse dragging - // - if ( ev.Dragging() ) + int x, y, row; + wxPoint pos( event.GetPosition() ); + CalcUnscrolledPosition( pos.x, pos.y, &x, &y ); + + if ( event.Dragging() ) { m_isDragging = TRUE; - - if ( ev.LeftIsDown() ) + + if ( event.LeftIsDown() ) { switch( m_cursorMode ) { - 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 ); - } - } - } - break; - 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 ); 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; @@ -1342,1307 +1779,1085 @@ void wxGrid::OnMouse( wxMouseEvent& ev ) } } break; - - case WXGRID_CURSOR_SELECT_COL: - { - if ( (col = XToCol( x )) >= 0 && - !IsInSelection( 0, col ) ) - { - SelectCol( col, TRUE ); - } - } - break; } } return; } m_isDragging = FALSE; - - // ------------------------------------------------------------ - // - // Left mouse button down + + + // ------------ Left button pressed // - if ( ev.LeftDown() ) + 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 row label - this is probably the user + // wanting to resize the row + // + if ( YToEdgeOfRow(y) < 0 ) { - case WXGRID_ROWLABEL: - { - // 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; - } - } - } - break; - - case WXGRID_COLLABEL: - { - // 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 ) - { - col = XToCol(x); - if ( !SendEvent( EVT_WXGRID_LABEL_LEFT_CLICK, row, col, ev ) ) - { - SelectCol( col, ev.ShiftDown() ); - m_cursorMode = WXGRID_CURSOR_SELECT_COL; - } - } - } - break; - - case WXGRID_CORNERLABEL: + row = YToRow(y); + if ( row >= 0 && + !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) ) { - // leave both row and col as -1 - // - if ( !SendEvent( EVT_WXGRID_LABEL_LEFT_CLICK, row, col, ev ) ) - { - SelectAll(); - } + SelectRow( row, event.ShiftDown() ); + m_cursorMode = WXGRID_CURSOR_SELECT_ROW; } - break; + } + else + { + // starting to drag-resize a row + // + m_rowLabelWin->CaptureMouse(); + } + } - case WXGRID_CELL: - { - XYToCell( x, y, cellCoords ); - if ( !SendEvent( EVT_WXGRID_CELL_LEFT_CLICK, - cellCoords.GetRow(), - cellCoords.GetCol(), - ev ) ) - { - MakeCellVisible( cellCoords ); - SelectCell( cellCoords ); - } - } - break; - default: -#if 0 - wxLogMessage( "outside grid area" ); -#endif - break; + // ------------ Left double click + // + else if (event.LeftDClick() ) + { + if ( YToEdgeOfRow(y) < 0 ) + { + row = YToRow(y); + SendEvent( EVT_GRID_LABEL_LEFT_DCLICK, row, -1, event ); } } - // ------------------------------------------------------------ - // - // Left mouse button double click + + + // ------------ Left button released // - else if ( ev.LeftDClick() ) + else if ( event.LeftUp() ) { - row = -1; - col = -1; - wxGridCellCoords cellCoords; - - switch( XYToArea( x, y ) ) + if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ) { - case WXGRID_ROWLABEL: - { - // 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 ); - } - } - break; + m_rowLabelWin->ReleaseMouse(); - case WXGRID_COLLABEL: + if ( m_dragLastPos >= 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 + // erase the last line and resize the row // - if ( XToEdgeOfCol(x) < 0 ) + 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( y - rowTop, WXGRID_MIN_ROW_HEIGHT ) ); + if ( !GetBatchCount() ) { - col = XToCol(x); - SendEvent( EVT_WXGRID_LABEL_LEFT_DCLICK, row, col, ev ); + // 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 ); } - } - break; - case WXGRID_CORNERLABEL: - { - // leave both row and col as -1 + ShowCellEditControl(); + + // Note: we are ending the event *after* doing + // default processing in this case // - SendEvent( EVT_WXGRID_LABEL_LEFT_DCLICK, row, col, ev ); + SendEvent( EVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event ); } - break; + } - case WXGRID_CELL: - { - XYToCell( x, y, cellCoords ); - SendEvent( EVT_WXGRID_CELL_LEFT_DCLICK, - cellCoords.GetRow(), - cellCoords.GetCol(), - ev ); - } - break; + m_cursorMode = WXGRID_CURSOR_SELECT_CELL; + m_dragLastPos = -1; + } - default: -#if 0 - wxLogMessage( "outside grid area" ); -#endif - break; + + // ------------ 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 } } - // ------------------------------------------------------------ - // - // 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 + + + // ------------ Right double click // - 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; + else if ( event.RightDClick() ) + { + row = YToRow(y); + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) ) + { + // no default action at the moment + } + } + - case WXGRID_COLLABEL: + // ------------ 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 ) { - col = XToCol(x); - if ( !SendEvent( EVT_WXGRID_LABEL_RIGHT_CLICK, row, col, ev ) ) - { - // TODO: default processing ? - } + m_cursorMode = WXGRID_CURSOR_RESIZE_ROW; + m_rowLabelWin->SetCursor( m_rowResizeCursor ); } - break; + } + else + { + m_cursorMode = WXGRID_CURSOR_SELECT_CELL; + if ( m_rowLabelWin->GetCursor() == m_rowResizeCursor ) + m_rowLabelWin->SetCursor( *wxSTANDARD_CURSOR ); + } + } +} + + +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; - case WXGRID_CORNERLABEL: + if ( event.LeftIsDown() ) + { + switch( m_cursorMode ) { - // leave both row and col as -1 - // - if ( !SendEvent( EVT_WXGRID_LABEL_RIGHT_CLICK, row, col, ev ) ) + case WXGRID_CURSOR_RESIZE_COL: { - // TODO: default processing ? + int cw, ch, dummy, top; + m_gridWin->GetClientSize( &cw, &ch ); + CalcUnscrolledPosition( 0, 0, &dummy, &top ); + + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + 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; + break; - case WXGRID_CELL: - { - XYToCell( x, y, cellCoords ); - if ( !SendEvent( EVT_WXGRID_CELL_RIGHT_CLICK, - cellCoords.GetRow(), - cellCoords.GetCol(), - ev ) ) + case WXGRID_CURSOR_SELECT_COL: { - // TODO: default processing ? + if ( (col = XToCol( x )) >= 0 && + !IsInSelection( 0, col ) ) + { + SelectCol( col, TRUE ); + } } - } - break; - - default: -#if 0 - wxLogMessage( "outside grid area" ); -#endif break; + } } + return; } - // ------------------------------------------------------------ - // - // 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: - { - col = XToCol(x); - SendEvent( EVT_WXGRID_LABEL_RIGHT_DCLICK, row, col, ev ); - } - break; - case WXGRID_CORNERLABEL: - { - // leave both row and col as -1 - // - SendEvent( EVT_WXGRID_LABEL_RIGHT_DCLICK, row, col, ev ); - } - break; + m_isDragging = FALSE; - case WXGRID_CELL: - { - XYToCell( x, y, cellCoords ); - SendEvent( EVT_WXGRID_CELL_RIGHT_DCLICK, - cellCoords.GetRow(), - cellCoords.GetCol(), - ev ); - } - break; - default: -#if 0 - wxLogMessage( "outside grid area" ); -#endif - break; - } - } - // ------------------------------------------------------------ - // - // No buttons down and mouse moving + // ------------ Left button pressed // - else if ( ev.Moving() ) + if ( event.LeftDown() ) { - 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: - { - 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 - { - if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL ) - { - m_cursorMode = WXGRID_CURSOR_SELECT_CELL; - SetCursor( *wxSTANDARD_CURSOR ); - } - } - } - break; - - case WXGRID_COLLABEL: - { - 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 - { - if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL ) - { - m_cursorMode = WXGRID_CURSOR_SELECT_CELL; - SetCursor( *wxSTANDARD_CURSOR ); - } - } - } - break; - - default: + col = XToCol(x); + if ( col >= 0 && + !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) ) { - if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL ) - { - m_cursorMode = WXGRID_CURSOR_SELECT_CELL; - SetCursor( *wxSTANDARD_CURSOR ); - } + SelectCol( col, event.ShiftDown() ); + m_cursorMode = WXGRID_CURSOR_SELECT_COL; } - break; - } + } + else + { + // starting to drag-resize a col + // + m_colLabelWin->CaptureMouse(); + } } -} -void wxGrid::OnKeyDown( wxKeyEvent& ev ) -{ - if ( m_inOnKeyDown ) + // ------------ Left double click + // + if ( event.LeftDClick() ) { - // shouldn't be here - we are going round in circles... - // - wxLogFatalError( "wxGrid::OnKeyDown called while alread active" ); + if ( XToEdgeOfCol(x) < 0 ) + { + col = XToCol(x); + SendEvent( EVT_GRID_LABEL_LEFT_DCLICK, -1, col, event ); + } } - m_inOnKeyDown = TRUE; - - // propagate the event up and see if it gets processed + + // ------------ Left button released // - wxWindow *parent = GetParent(); - wxKeyEvent keyEvt( ev ); - keyEvt.SetEventObject( parent ); - - if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) ) + else if ( event.LeftUp() ) { - // try local handlers - // - switch ( ev.KeyCode() ) + if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL ) { - case WXK_UP: - if ( ev.ControlDown() ) - { - MoveCursorUpBlock(); - } - else - { - MoveCursorUp(); - } - break; - - case WXK_DOWN: - if ( ev.ControlDown() ) - { - MoveCursorDownBlock(); - } - else - { - MoveCursorDown(); - } - break; + m_colLabelWin->ReleaseMouse(); - case WXK_LEFT: - if ( ev.ControlDown() ) - { - MoveCursorLeftBlock(); - } - else - { - MoveCursorLeft(); - } - break; + if ( m_dragLastPos >= 0 ) + { + // erase the last line and resize the col + // + int cw, ch, dummy, top; + m_gridWin->GetClientSize( &cw, &ch ); + CalcUnscrolledPosition( 0, 0, &dummy, &top ); - case WXK_RIGHT: - if ( ev.ControlDown() ) - { - MoveCursorRightBlock(); - } - else - { - MoveCursorRight(); - } - break; + wxClientDC dc( m_gridWin ); + PrepareDC( dc ); + dc.SetLogicalFunction( wxINVERT ); + dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch ); + HideCellEditControl(); - case WXK_RETURN: - MoveCursorDown(); - break; + int colLeft = m_colRights[m_dragRowOrCol] - m_colWidths[m_dragRowOrCol]; + SetColSize( m_dragRowOrCol, wxMax( x - colLeft, WXGRID_MIN_COL_WIDTH ) ); - 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 + if ( !GetBatchCount() ) { - ev.Skip(); + // 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 ); } - break; - - case WXK_PRIOR: - MovePageUp(); - break; - case WXK_NEXT: - MovePageDown(); - break; - - default: - // now try the cell edit control + ShowCellEditControl(); + + // Note: we are ending the event *after* doing + // default processing in this case // - if ( IsCellEditControlEnabled() ) - { - ev.SetEventObject( m_cellEditCtrl ); - m_cellEditCtrl->GetEventHandler()->ProcessEvent( ev ); - } - break; + SendEvent( EVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event ); + } } - } - m_inOnKeyDown = FALSE; -} + m_cursorMode = WXGRID_CURSOR_SELECT_CELL; + m_dragLastPos = -1; + } -// Text updated in an edit control - either a text control or a -// combo box -// -void wxGrid::OnText( wxKeyEvent& ev ) -{ - if ( !m_inOnText ) + // ------------ Right button down + // + else if ( event.RightDown() ) { - m_inOnText = TRUE; - wxWindow *ctrl = (wxWindow *)ev.GetEventObject(); - - if ( ctrl == m_cellEditCtrl && - IsTopEditControlEnabled() ) - { - // set the value of the top edit control - // - switch ( m_editCtrlType ) - { - case wxGRID_TEXTCTRL: - ((wxTextCtrl *)m_topEditCtrl)-> - SetValue(((wxTextCtrl *)ctrl)->GetValue()); - break; - - case wxGRID_COMBOBOX: - ((wxComboBox *)m_topEditCtrl)-> - SetValue(((wxComboBox *)ctrl)->GetValue()); - break; - } - } - else if ( ctrl == m_topEditCtrl && - IsCellEditControlEnabled() ) + col = XToCol(x); + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) ) { - switch ( m_editCtrlType ) - { - case wxGRID_TEXTCTRL: - ((wxTextCtrl *)m_cellEditCtrl)-> - SetValue(((wxTextCtrl *)ctrl)->GetValue()); - break; - - case wxGRID_COMBOBOX: - ((wxComboBox *)m_cellEditCtrl)-> - SetValue(((wxComboBox *)ctrl)->GetValue()); - break; - } + // no default action at the moment } } - m_inOnText = FALSE; -} -void wxGrid::OnGridScroll( wxScrollEvent& ev ) -{ - // propagate the event up and see if it gets processed + // ------------ Right double click // - wxWindow *parent = GetParent(); - wxScrollEvent scrollEvt( ev ); - if (parent->GetEventHandler()->ProcessEvent( scrollEvt )) return; - - HideCellEditControl(); - - if ( ev.GetEventObject() == m_horizScrollBar ) + else if ( event.RightDClick() ) { - if ( ev.GetPosition() != m_scrollPosX ) + col = XToCol(x); + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) ) { - SetHorizontalScrollPos( ev.GetPosition() ); + // no default action at the moment } } - else + + + // ------------ No buttons down and mouse moving + // + else if ( event.Moving() ) { - if ( ev.GetPosition() != m_scrollPosY ) + m_dragRowOrCol = XToEdgeOfCol( x ); + if ( m_dragRowOrCol >= 0 ) + { + if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) + { + m_cursorMode = WXGRID_CURSOR_RESIZE_COL; + m_colLabelWin->SetCursor( m_colResizeCursor ); + } + } + else { - SetVerticalScrollPos( ev.GetPosition() ); + m_cursorMode = WXGRID_CURSOR_SELECT_CELL; + if ( m_colLabelWin->GetCursor() == m_colResizeCursor ) + m_colLabelWin->SetCursor( *wxSTANDARD_CURSOR ); } } - - ShowCellEditControl(); } -void wxGrid::SelectCell( const wxGridCellCoords& coords ) +void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event ) { - wxClientDC dc( this ); - - if ( m_currentCellCoords != wxGridNoCellCoords ) + if ( event.LeftDown() ) { - HideCurrentCellHighlight( dc ); - HideCellEditControl(); - SaveEditControlValue(); + // indicate corner label by having both row and + // col args == -1 + // + if ( !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) ) + { + SelectAll(); + } } - m_currentCellCoords = coords; + else if ( event.LeftDClick() ) + { + SendEvent( EVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event ); + } - SetEditControlValue(); - if ( IsOnScreen() ) + else if ( event.RightDown() ) { - ShowCellEditControl(); - ShowCurrentCellHighlight( dc ); + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) ) + { + // no default action at the moment + } } - if ( IsSelection() ) + else if ( event.RightDClick() ) { - ClearSelection(); - if ( !GetBatchCount() ) Refresh(); + if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) ) + { + // no default action at the moment + } } } -void wxGrid::ShowCellEditControl() +void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event ) { - wxRect rect; - - if ( IsCellEditControlEnabled() ) + int x, y; + wxPoint pos( event.GetPosition() ); + CalcUnscrolledPosition( pos.x, pos.y, &x, &y ); + + wxGridCellCoords coords; + XYToCell( x, y, coords ); + + if ( event.Dragging() ) { - if ( !IsVisible( m_currentCellCoords ) ) + m_isDragging = TRUE; + if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) { - return; + // Hide the edit control, so it + // won't interfer with drag-shrinking. + if ( IsCellEditControlEnabled() ) + HideCellEditControl(); + if ( coords != wxGridNoCellCoords ) + { + if ( !IsSelection() ) + { + SelectBlock( coords, coords ); + } + else + { + SelectBlock( m_currentCellCoords, coords ); + } + } } - else - { - rect = CellToRect( m_currentCellCoords ); - - m_cellEditCtrl->SetSize( rect ); - m_cellEditCtrl->Show( TRUE ); - switch ( m_editCtrlType ) - { - case wxGRID_TEXTCTRL: - ((wxTextCtrl *) m_cellEditCtrl)->SetInsertionPointEnd(); - break; + return; + } - case wxGRID_CHECKBOX: - // TODO: anything ??? - // - break; + m_isDragging = FALSE; - case wxGRID_CHOICE: - // TODO: anything ??? - // - break; - - case wxGRID_COMBOBOX: - // TODO: anything ??? - // - break; + if ( coords != wxGridNoCellCoords ) + { + if ( event.LeftDown() ) + { + if ( event.ShiftDown() ) + { + SelectBlock( m_currentCellCoords, coords ); + } + else + { + if ( !SendEvent( EVT_GRID_CELL_LEFT_CLICK, + coords.GetRow(), + coords.GetCol(), + event ) ) + { + MakeCellVisible( coords ); + SetCurrentCell( coords ); + } } + } - m_cellEditCtrl->SetFocus(); + + // ------------ Left double click + // + else if ( event.LeftDClick() ) + { + SendEvent( EVT_GRID_CELL_LEFT_DCLICK, + coords.GetRow(), + coords.GetCol(), + event ); } - } -} -void wxGrid::HideCellEditControl() -{ - if ( IsCellEditControlEnabled() ) - { - m_cellEditCtrl->Show( FALSE ); - } -} - -void wxGrid::SetEditControlValue( const wxString& value ) -{ - if ( m_table ) - { - wxString s; - if ( !value ) - s = GetCellValue(m_currentCellCoords); - else - s = value; - - if ( IsTopEditControlEnabled() ) + // ------------ Left button released + // + else if ( event.LeftUp() ) { - switch ( m_editCtrlType ) + if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL ) { - case wxGRID_TEXTCTRL: - ((wxGridTextCtrl *)m_topEditCtrl)->SetStartValue(s); - break; + if ( IsSelection() ) + { + SendEvent( EVT_GRID_RANGE_SELECT, -1, -1, event ); + } + } - case wxGRID_CHECKBOX: - // TODO: implement this - // - break; + // Show the edit control, if it has + // been hidden for drag-shrinking. + if ( IsCellEditControlEnabled() ) + ShowCellEditControl(); - case wxGRID_CHOICE: - // TODO: implement this - // - break; - - case wxGRID_COMBOBOX: - // TODO: implement this - // - break; - } + m_dragLastPos = -1; } - if ( IsCellEditControlEnabled() ) + + // ------------ Right button down + // + else if ( event.RightDown() ) { - switch ( m_editCtrlType ) + if ( !SendEvent( EVT_GRID_CELL_RIGHT_CLICK, + coords.GetRow(), + coords.GetCol(), + event ) ) { - case wxGRID_TEXTCTRL: - ((wxGridTextCtrl *)m_cellEditCtrl)->SetStartValue(s); - break; - - case wxGRID_CHECKBOX: - // TODO: implement this - // - break; - - case wxGRID_CHOICE: - // TODO: implement this - // - break; - - case wxGRID_COMBOBOX: - // TODO: implement this - // - break; + // no default action at the moment } } - } -} -void wxGrid::SaveEditControlValue() -{ - if ( m_table ) - { - wxWindow *ctrl = (wxWindow *)NULL; - if ( IsCellEditControlEnabled() ) - { - ctrl = m_cellEditCtrl; - } - else if ( IsTopEditControlEnabled() ) - { - ctrl = m_topEditCtrl; - } - else + // ------------ Right double click + // + else if ( event.RightDClick() ) { - return; + if ( !SendEvent( EVT_GRID_CELL_RIGHT_DCLICK, + coords.GetRow(), + coords.GetCol(), + event ) ) + { + // no default action at the moment + } } - - bool valueChanged = FALSE; - - switch ( m_editCtrlType ) - { - case wxGRID_TEXTCTRL: - valueChanged = (((wxGridTextCtrl *)ctrl)->GetValue() != - ((wxGridTextCtrl *)ctrl)->GetStartValue()); - SetCellValue( m_currentCellCoords, - ((wxTextCtrl *) ctrl)->GetValue() ); - break; - - case wxGRID_CHECKBOX: - // TODO: implement this - // - break; - case wxGRID_CHOICE: - // TODO: implement this - // - break; - - case wxGRID_COMBOBOX: - // TODO: implement this - // - break; - } - - if ( valueChanged ) + // ------------ Moving and no button action + // + else if ( event.Moving() && !event.IsButton() ) { - SendEvent( EVT_WXGRID_CELL_CHANGE, - m_currentCellCoords.GetRow(), - m_currentCellCoords.GetCol() ); + m_cursorMode = WXGRID_CURSOR_SELECT_CELL; } } } -int wxGrid::XYToArea( int x, int y ) +// +// ------ interaction with data model +// +bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg ) { - if ( x > m_left && x < m_right && - y > m_top && y < m_bottom ) + switch ( msg.GetId() ) { - 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; - } - } + case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES: + return GetModelValues(); - return WXGRID_NOAREA; -} + 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 ); -void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords ) -{ - coords.SetRow( YToRow(y) ); - coords.SetCol( XToCol(x) ); + default: + return FALSE; + } } -int wxGrid::YToRow( int y ) + +// 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() { - int i; - - if ( y > m_top + m_colLabelHeight ) + if ( m_table ) { - for ( i = m_scrollPosY; i < m_numRows; i++ ) - { - if ( y < m_rowBottoms[i] ) - { - return i; - } - } + m_table->Clear(); + SetEditControlValue(); + if ( !GetBatchCount() ) m_gridWin->Refresh(); } - - return -1; } -int wxGrid::XToCol( int x ) +bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) ) { - int i; - - if ( x > m_left + m_rowLabelWidth ) + // TODO: something with updateLabels flag + + if ( !m_created ) { - for ( i = m_scrollPosX; i < m_numCols; i++ ) - { - if ( x < m_colRights[i] ) - { - return i; - } - } + wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") ); + return FALSE; } - return -1; -} - - -// 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 ( m_table ) { - for ( i = m_scrollPosY; i < m_numRows; i++ ) + bool ok = m_table->InsertRows( pos, numRows ); + + // 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_rowHeights[i] > WXGRID_LABEL_EDGE_ZONE ) + if ( m_numCols == 0 ) { - d = abs( y - m_rowBottoms[i] ); - { - if ( d < WXGRID_LABEL_EDGE_ZONE ) return i; - } + 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 ? + // } - } - } - - return -1; - -} - -// 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 ) + if ( m_currentCellCoords == wxGridNoCellCoords ) { - d = abs( x - m_colRights[i] ); - { - if ( d < WXGRID_LABEL_EDGE_ZONE ) return i; - } + // if we have just inserted cols into an empty grid the current + // cell will be undefined... + // + SetCurrentCell( 0, 0 ); } + + ClearSelection(); + if ( !GetBatchCount() ) Refresh(); } - } - return -1; - + SetEditControlValue(); + return ok; + } + else + { + return FALSE; + } } -wxRect wxGrid::CellToRect( int row, int col ) +bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) ) { - wxRect rect( -1, -1, -1, -1 ); + // TODO: something with updateLabels flag - if ( row >= m_scrollPosY && col >= m_scrollPosX ) + if ( !m_created ) { - 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 ]; + wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") ); + return FALSE; } - return rect; -} - - -bool wxGrid::MoveCursorUp() -{ - if ( m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetRow() > 0 ) + if ( m_table && m_table->AppendRows( numRows ) ) { - SelectCell( m_currentCellCoords.GetRow() - 1, - m_currentCellCoords.GetCol() ); - - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); + if ( m_currentCellCoords == wxGridNoCellCoords ) + { + // 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 + { + return FALSE; + } +} - return FALSE; -} -bool wxGrid::MoveCursorDown() +bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) ) { - // TODO: allow for scrolling - // - if ( m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetRow() < m_numRows-1 ) - { - SelectCell( m_currentCellCoords.GetRow() + 1, - m_currentCellCoords.GetCol() ); + // TODO: something with updateLabels flag - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); - - return TRUE; + if ( !m_created ) + { + wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") ); + return FALSE; } - return FALSE; -} - -bool wxGrid::MoveCursorLeft() -{ - if ( m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetCol() > 0 ) + if ( m_table && m_table->DeleteRows( pos, numRows ) ) { - SelectCell( m_currentCellCoords.GetRow(), - m_currentCellCoords.GetCol() - 1 ); + // 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 ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); - + ClearSelection(); + if ( !GetBatchCount() ) Refresh(); return TRUE; } - - return FALSE; + else + { + return FALSE; + } } -bool wxGrid::MoveCursorRight() + +bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) ) { - if ( m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetCol() < m_numCols - 1 ) - { - SelectCell( m_currentCellCoords.GetRow(), - m_currentCellCoords.GetCol() + 1 ); + // TODO: something with updateLabels flag - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); - - return TRUE; + if ( !m_created ) + { + wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") ); + return FALSE; } - return FALSE; + 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_currentCellCoords == wxGridNoCellCoords ) + { + // if we have just inserted cols into an empty grid the current + // cell will be undefined... + // + SetCurrentCell( 0, 0 ); + } + + ClearSelection(); + if ( !GetBatchCount() ) Refresh(); + } + + SetEditControlValue(); + return ok; + } + else + { + return FALSE; + } } -bool wxGrid::MovePageUp() + +bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) ) { - if ( m_currentCellCoords != wxGridNoCellCoords && - m_scrollPosY > 0 ) + // TODO: something with updateLabels flag + + if ( !m_created ) { - int row = m_currentCellCoords.GetRow(); - int y = m_rowBottoms[ row ] - m_rowHeights[ row ]; - while ( row > 0 ) + wxFAIL_MSG( wxT("Called wxGrid::AppendCols() before calling CreateGrid()") ); + return FALSE; + } + + 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 ( y + m_rowHeights[row-1] > m_bottom ) break; - y += m_rowHeights[ --row ]; + // if we have just inserted cols into an empty grid the current + // cell will be undefined... + // + SetCurrentCell( 0, 0 ); } - SetVerticalScrollPos( row ); - SelectCell( row, m_currentCellCoords.GetCol() ); + ClearSelection(); + if ( !GetBatchCount() ) Refresh(); return TRUE; } - - return FALSE; + else + { + return FALSE; + } } -bool wxGrid::MovePageDown() + +bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) ) { - if ( m_currentCellCoords != wxGridNoCellCoords && - m_scrollPosY + m_wholeRowsVisible < m_numRows ) + // TODO: something with updateLabels flag + + if ( !m_created ) { - 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 + wxFAIL_MSG( wxT("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 // - SelectCell( m_scrollPosY, m_currentCellCoords.GetCol() ); + if ( m_numCols > 0 ) + SetEditControlValue(); + else + HideCellEditControl(); + + ClearSelection(); + if ( !GetBatchCount() ) Refresh(); return TRUE; } - - return FALSE; + else + { + return FALSE; + } } -bool wxGrid::MoveCursorUpBlock() + + +// +// ----- 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 && - m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetRow() > 0 ) + if ( type == EVT_GRID_ROW_SIZE || + type == EVT_GRID_COL_SIZE ) { - 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 - { - // starting within a block: find the top of the block - // - while ( row > 0 ) - { - row-- ; - if ( m_table->IsEmptyCell(row, col) ) - { - row++ ; - break; - } - } - } - - SelectCell( row, col ); + int rowOrCol = (row == -1 ? col : row); - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); + wxGridSizeEvent gridEvt( GetId(), + type, + this, + rowOrCol, + mouseEv.GetX(), mouseEv.GetY(), + mouseEv.ControlDown(), + mouseEv.ShiftDown(), + mouseEv.AltDown(), + mouseEv.MetaDown() ); - return TRUE; + 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() ); - return FALSE; + return GetEventHandler()->ProcessEvent(gridEvt); + } } -bool wxGrid::MoveCursorDownBlock() + +// Generate a grid event of specified type and return the result +// of ProcessEvent(). +// +bool wxGrid::SendEvent( const wxEventType type, + int row, int col ) { - if ( m_table && - m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetRow() < m_numRows-1 ) + if ( type == EVT_GRID_ROW_SIZE || + type == EVT_GRID_COL_SIZE ) { - 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 ); + int rowOrCol = (row == -1 ? col : row); - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); + wxGridSizeEvent gridEvt( GetId(), + type, + this, + rowOrCol ); - return TRUE; + return GetEventHandler()->ProcessEvent(gridEvt); } + else + { + wxGridEvent gridEvt( GetId(), + type, + this, + row, col ); - return FALSE; + return GetEventHandler()->ProcessEvent(gridEvt); + } } -bool wxGrid::MoveCursorLeftBlock() + +void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) ) { - if ( m_table && - m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetCol() > 0 ) + wxPaintDC dc( this ); + + if ( m_currentCellCoords == wxGridNoCellCoords && + m_numRows && m_numCols ) { - 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 + m_currentCellCoords.Set(0, 0); + SetEditControlValue(); + ShowCellEditControl(); + } + + m_displayed = TRUE; +} + + +// 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 ) +{ + CalcWindowSizes(); + CalcDimensions(); +} + + +void wxGrid::OnKeyDown( wxKeyEvent& event ) +{ + if ( m_inOnKeyDown ) + { + // shouldn't be here - we are going round in circles... + // + wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while alread active") ); + } + + m_inOnKeyDown = TRUE; + + // propagate the event up and see if it gets processed + // + wxWindow *parent = GetParent(); + wxKeyEvent keyEvt( event ); + keyEvt.SetEventObject( parent ); + + if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) ) + { + // try local handlers + // + switch ( event.KeyCode() ) { - // starting within a block: find the left of the block - // - while ( col > 0 ) - { - col-- ; - if ( m_table->IsEmptyCell(row, col) ) + case WXK_UP: + if ( event.ControlDown() ) { - col++ ; - break; + MoveCursorUpBlock(); } - } + else + { + MoveCursorUp(); + } + break; + + case WXK_DOWN: + if ( event.ControlDown() ) + { + MoveCursorDownBlock(); + } + else + { + MoveCursorDown(); + } + break; + + case WXK_LEFT: + if ( event.ControlDown() ) + { + MoveCursorLeftBlock(); + } + else + { + MoveCursorLeft(); + } + break; + + case WXK_RIGHT: + if ( event.ControlDown() ) + { + MoveCursorRightBlock(); + } + else + { + MoveCursorRight(); + } + break; + + case WXK_SPACE: + if ( !IsEditable() ) + { + MoveCursorRight(); + } + else + { + event.Skip(); + } + break; + + case WXK_RETURN: + if ( event.ControlDown() ) + { + event.Skip(); // to let the edit control have the return + } + else + { + MoveCursorDown(); + } + break; + + case WXK_HOME: + if ( event.ControlDown() ) + { + MakeCellVisible( 0, 0 ); + SetCurrentCell( 0, 0 ); + } + else + { + event.Skip(); + } + break; + + case WXK_END: + if ( event.ControlDown() ) + { + MakeCellVisible( m_numRows-1, m_numCols-1 ); + SetCurrentCell( m_numRows-1, m_numCols-1 ); + } + else + { + event.Skip(); + } + break; + + case WXK_PRIOR: + MovePageUp(); + break; + + case WXK_NEXT: + MovePageDown(); + break; + + default: + // now try the cell edit control + // + if ( IsCellEditControlEnabled() ) + { + event.SetEventObject( m_cellEditCtrl ); + m_cellEditCtrl->GetEventHandler()->ProcessEvent( event ); + } + break; } - - SelectCell( row, col ); + } - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); + m_inOnKeyDown = FALSE; +} + + +void wxGrid::SetCurrentCell( const wxGridCellCoords& coords ) +{ + if ( SendEvent( EVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) ) + { + // the event has been intercepted - do nothing + return; + } + + if ( m_displayed && + m_currentCellCoords != wxGridNoCellCoords ) + { + HideCellEditControl(); + SaveEditControlValue(); + } + + m_currentCellCoords = coords; + + SetEditControlValue(); + + if ( m_displayed ) + { + ShowCellEditControl(); + + if ( IsSelection() ) + { + wxRect r( SelectionToDeviceRect() ); + ClearSelection(); + if ( !GetBatchCount() ) m_gridWin->Refresh( FALSE, &r ); + } + } +} + + +// +// ------ functions to get/send data (see also public functions) +// +bool wxGrid::GetModelValues() +{ + if ( m_table ) + { + // all we need to do is repaint the grid + // + m_gridWin->Refresh(); return TRUE; } return FALSE; } -bool wxGrid::MoveCursorRightBlock() + +bool wxGrid::SetModelValues() { - if ( m_table && - m_currentCellCoords != wxGridNoCellCoords && - m_currentCellCoords.GetCol() < m_numCols-1 ) + 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 ( 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 + for ( row = 0; row < m_numRows; row++ ) { - // starting within a block: find the right of the block - // - while ( col < m_numCols-1 ) + for ( col = 0; col < m_numCols; col++ ) { - col++ ; - if ( m_table->IsEmptyCell(row, col) ) - { - col-- ; - break; - } + m_table->SetValue( row, col, GetCellValue(row, col) ); } } - - SelectCell( row, col ); - - if ( !IsVisible( m_currentCellCoords ) ) - MakeCellVisible( m_currentCellCoords ); return TRUE; } @@ -2652,619 +2867,891 @@ bool wxGrid::MoveCursorRightBlock() +// Note - this function only draws cells that are in the list of +// exposed cells (usually set from the update region by +// CalcExposedCells) // -// ----- grid drawing functions +void wxGrid::DrawGridCellArea( wxDC& dc ) +{ + if ( !m_numRows || !m_numCols ) return; + + size_t i; + size_t numCells = m_cellsExposed.GetCount(); + + for ( i = 0; i < numCells; i++ ) + { + DrawCell( dc, m_cellsExposed[i] ); + } +} + + +void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords ) +{ + if ( m_colWidths[coords.GetCol()] <=0 || + m_rowHeights[coords.GetRow()] <= 0 ) return; + +#if !WXGRID_DRAW_LINES + if ( m_gridLinesEnabled ) + DrawCellBorder( dc, coords ); +#endif + + DrawCellBackground( dc, coords ); + + // TODO: separate functions here for different kinds of cells ? + // e.g. text, image + // + DrawCellValue( dc, coords ); +} + + +void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords ) +{ + 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] ); +} + + +void wxGrid::DrawCellBackground( wxDC& dc, const wxGridCellCoords& coords ) +{ + if ( m_colWidths[coords.GetCol()] <=0 || + m_rowHeights[coords.GetRow()] <= 0 ) return; + + int row = coords.GetRow(); + int col = coords.GetCol(); + + dc.SetBackgroundMode( wxSOLID ); + + if ( IsInSelection( coords ) ) + { + // TODO: improve this + // + dc.SetBrush( *wxBLACK_BRUSH ); + } + else + { + dc.SetBrush( wxBrush(GetCellBackgroundColour(row, col), wxSOLID) ); + } + + dc.SetPen( *wxTRANSPARENT_PEN ); + + dc.DrawRectangle( m_colRights[col] - m_colWidths[col] + 1, + m_rowBottoms[row] - m_rowHeights[row] + 1, + m_colWidths[col]-1, + m_rowHeights[row]-1 ); +} + + +void wxGrid::DrawCellValue( wxDC& dc, const wxGridCellCoords& coords ) +{ + if ( m_colWidths[coords.GetCol()] <=0 || + m_rowHeights[coords.GetRow()] <= 0 ) return; + + int row = coords.GetRow(); + int col = coords.GetCol(); + + dc.SetBackgroundMode( wxTRANSPARENT ); + + if ( IsInSelection( row, col ) ) + { + // TODO: improve this + // + dc.SetTextBackground( wxColour(0, 0, 0) ); + dc.SetTextForeground( wxColour(255, 255, 255) ); + } + else + { + dc.SetTextBackground( GetCellBackgroundColour(row, col) ); + dc.SetTextForeground( GetCellTextColour(row, col) ); + } + dc.SetFont( GetCellFont(row, col) ); + + int hAlign, vAlign; + GetCellAlignment( row, col, &hAlign, &vAlign ); + + wxRect rect; + rect.SetX( m_colRights[col] - m_colWidths[col] + 2 ); + rect.SetY( m_rowBottoms[row] - m_rowHeights[row] + 2 ); + rect.SetWidth( m_colWidths[col] - 4 ); + rect.SetHeight( m_rowHeights[row] - 4 ); + + DrawTextRectangle( dc, GetCellValue( row, col ), rect, hAlign, vAlign ); +} + + + +// 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++ ) + { + if ( m_rowBottoms[i] > bottom ) + { + break; + } + else if ( m_rowBottoms[i] >= top ) + { + dc.DrawLine( left, m_rowBottoms[i], right, m_rowBottoms[i] ); + } + } + + + // vertical grid lines + // + for ( i = 0; i < m_numCols; i++ ) + { + if ( m_colRights[i] > right ) + { + break; + } + else if ( m_colRights[i] >= left ) + { + dc.DrawLine( m_colRights[i], top, m_colRights[i], bottom ); + } + } +} + -void wxGrid::DrawLabelAreas( wxDC& dc ) +void wxGrid::DrawRowLabels( wxDC& dc ) { - int cw, ch; - GetClientSize(&cw, &ch); + if ( !m_numRows || !m_numCols ) return; + + 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; + + 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() ); + + 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 ); + + wxRect rect; + 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::DrawRowLabels( wxDC& dc ) +void wxGrid::DrawTextRectangle( wxDC& dc, + const wxString& value, + const wxRect& rect, + int horizAlign, + int vertAlign ) { - int cw, ch; - GetClientSize(&cw, &ch); + long textWidth, textHeight; + long lineWidth, lineHeight; + wxArrayString lines; - if (m_rowLabelWidth == 0) return; + dc.SetClippingRegion( rect ); + StringToLines( value, lines ); + if ( lines.GetCount() ) + { + GetTextBoxSize( dc, lines, &textWidth, &textHeight ); + dc.GetTextExtent( lines[0], &lineWidth, &lineHeight ); - DrawRowLabelBorders( dc ); + float x, y; + switch ( horizAlign ) + { + case wxRIGHT: + x = rect.x + (rect.width - textWidth - 1); + break; - wxRect rect; - rect.x = m_left + 1; - rect.width = m_rowLabelWidth - 1; + case wxCENTRE: + x = rect.x + ((rect.width - textWidth)/2); + break; - int labelTop = m_top + m_colLabelHeight; - int i; + case wxLEFT: + default: + x = rect.x + 1; + break; + } + + switch ( vertAlign ) + { + case wxBOTTOM: + y = rect.y + (rect.height - textHeight - 1); + break; + + case wxCENTRE: + y = rect.y + ((rect.height - textHeight)/2); + break; + + case wxTOP: + default: + y = rect.y + 1; + break; + } + + for ( size_t i = 0; i < lines.GetCount(); i++ ) + { + dc.DrawText( lines[i], (long)x, (long)y ); + y += lineHeight; + } + } + + dc.DestroyClippingRegion(); +} + + +// 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 ) +{ + int startPos = 0; + int pos; + wxTextFile tf; + wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix ); + wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix ); - for ( i = m_scrollPosY; i < m_numRows; i++ ) + while ( startPos < (int)tVal.Length() ) { - if ( labelTop > ch ) break; - - rect.y = 1 + labelTop; - rect.height = m_rowHeights[i]; - DrawRowLabel( dc, rect, i ); - - labelTop += m_rowHeights[i]; + 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::DrawRowLabelBorders( wxDC& dc ) +void wxGrid::GetTextBoxSize( wxDC& dc, + wxArrayString& lines, + long *width, long *height ) { - if ( m_rowLabelWidth <= 0 ) return; + long w = 0; + long h = 0; + long lineW, lineH; - int i; - int cw, ch; - GetClientSize( &cw, &ch ); + size_t i; + for ( i = 0; i < lines.GetCount(); i++ ) + { + dc.GetTextExtent( lines[i], &lineW, &lineH ); + w = wxMax( w, lineW ); + h += lineH; + } - dc.SetPen( *wxBLACK_PEN ); - - // vertical lines - // - dc.DrawLine( m_left, m_top, m_left, ch ); + *width = w; + *height = h; +} + + +// +// ------ Edit control functions +// - dc.DrawLine( m_left + m_rowLabelWidth, m_top, - m_left + m_rowLabelWidth, ch ); - // horizontal lines +void wxGrid::EnableEditing( bool edit ) +{ + // TODO: improve this ? // - int rowTop = m_top + m_colLabelHeight; - for ( i = m_scrollPosY; i <= m_numRows; i++ ) + if ( edit != m_editable ) { - if ( rowTop > ch ) break; - - dc.DrawLine( m_left, rowTop, - m_left + m_rowLabelWidth, rowTop ); + m_editable = edit; - if ( i < m_numRows ) rowTop += m_rowHeights[i]; + // TODO: extend this for other edit control types + // + if ( m_editCtrlType == wxGRID_TEXTCTRL ) + { + ((wxTextCtrl *)m_cellEditCtrl)->SetEditable( m_editable ); + } } +} - // Draw white highlights for a 3d effect - // - dc.SetPen( *wxWHITE_PEN ); - rowTop = m_top + m_colLabelHeight; - for ( i = m_scrollPosY; i < m_numRows; i++ ) +#if 0 // disabled for the moment - the cell control is always active +void wxGrid::EnableCellEditControl( bool enable ) +{ + if ( m_cellEditCtrl && + enable != m_cellEditCtrlEnabled ) { - if ( rowTop > ch ) break; - - dc.DrawLine( m_left + 1, rowTop + 1, - m_left + m_rowLabelWidth, rowTop + 1 ); + m_cellEditCtrlEnabled = enable; - dc.DrawLine( m_left + 1, rowTop + 1, - m_left + 1, rowTop + m_rowHeights[i] ); - - rowTop += m_rowHeights[i]; + if ( m_cellEditCtrlEnabled ) + { + SetEditControlValue(); + ShowCellEditControl(); + } + else + { + HideCellEditControl(); + SaveEditControlValue(); + } } } +#endif -void wxGrid::DrawRowLabel( wxDC& dc, const wxRect& rect, int row ) +void wxGrid::ShowCellEditControl() { - 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 ); -} + wxRect rect; + + if ( IsCellEditControlEnabled() ) + { + if ( !IsVisible( m_currentCellCoords ) ) + { + return; + } + else + { + rect = CellToRect( m_currentCellCoords ); + + // 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 ); -void wxGrid::DrawCellArea( wxDC& dc ) -{ - int cw, ch; - 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 ( m_currentCellCoords.GetRow() == 0 || + m_currentCellCoords.GetCol() == 0 ) + { + extra = 2; + } + else + { + extra = 4; + } +#else + if ( m_currentCellCoords.GetRow() == 0 || + m_currentCellCoords.GetCol() == 0 ) + { + extra = 1; + } + else + { + extra = 2; + } +#endif - dc.SetPen( *wxTRANSPARENT_PEN ); - dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) ); +#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 - int left = m_left + m_rowLabelWidth + 1; - int top = m_top + m_colLabelHeight + 1; + m_cellEditCtrl->SetSize( rect ); + m_cellEditCtrl->Show( TRUE ); - dc.DrawRectangle( left, top, cw - left, ch - top ); -} + switch ( m_editCtrlType ) + { + case wxGRID_TEXTCTRL: + ((wxTextCtrl *) m_cellEditCtrl)->SetInsertionPointEnd(); + break; + case wxGRID_CHECKBOX: + // TODO: anything ??? + // + break; -void wxGrid::DrawGridLines( wxDC& dc ) -{ - if ( !m_gridLinesEnabled || !m_numRows || !m_numCols ) return; - - int i; - int cw, ch; - GetClientSize(&cw, &ch); + case wxGRID_CHOICE: + // TODO: anything ??? + // + break; - dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) ); + case wxGRID_COMBOBOX: + // TODO: anything ??? + // + break; + } - // horizontal grid lines - // - int rowTop = m_top + m_colLabelHeight + m_rowHeights[m_scrollPosY]; - for ( i = m_scrollPosY + 1; i <= m_numRows; i++ ) - { - if ( rowTop > ch ) break; + m_cellEditCtrl->SetFocus(); + } + } +} - dc.DrawLine( m_left + m_rowLabelWidth + 1, rowTop, - m_right, rowTop); - if ( i < m_numRows ) rowTop += m_rowHeights[i]; +void wxGrid::HideCellEditControl() +{ + if ( IsCellEditControlEnabled() ) + { + m_cellEditCtrl->Show( FALSE ); } +} + + +void wxGrid::SetEditControlValue( const wxString& value ) +{ + if ( m_table ) + { + wxString s; + if ( !value ) + s = GetCellValue(m_currentCellCoords); + else + s = value; + if ( IsCellEditControlEnabled() ) + { + switch ( m_editCtrlType ) + { + case wxGRID_TEXTCTRL: + ((wxGridTextCtrl *)m_cellEditCtrl)->SetStartValue(s); + break; - // 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; + case wxGRID_CHECKBOX: + // TODO: implement this + // + break; - dc.DrawLine( colLeft, m_top + m_colLabelHeight + 1, - colLeft, m_bottom ); + case wxGRID_CHOICE: + // TODO: implement this + // + break; - if ( i < m_numCols ) colLeft += m_colWidths[i]; + case wxGRID_COMBOBOX: + // TODO: implement this + // + break; + } + } } } -void wxGrid::DrawCells( wxDC& dc ) +void wxGrid::SaveEditControlValue() { - if ( !m_numRows || !m_numCols ) return; - - int row, col; - - int cw, ch; - GetClientSize( &cw, &ch ); - - wxRect rect; - if ( m_table ) { - rect.y = m_top + m_colLabelHeight; - for ( row = m_scrollPosY; row < m_numRows; row++ ) + wxWindow *ctrl = (wxWindow *)NULL; + + if ( IsCellEditControlEnabled() ) + { + ctrl = m_cellEditCtrl; + } + else { - if ( rect.y > ch ) break; + return; + } - rect.height = m_rowHeights[ row ]; - rect.x = m_left + m_rowLabelWidth; + bool valueChanged = FALSE; - for ( col = m_scrollPosX; col < m_numCols; col++ ) - { - if ( rect.x > cw ) break; + switch ( m_editCtrlType ) + { + case wxGRID_TEXTCTRL: + valueChanged = (((wxGridTextCtrl *)ctrl)->GetValue() != + ((wxGridTextCtrl *)ctrl)->GetStartValue()); + SetCellValue( m_currentCellCoords, + ((wxTextCtrl *) ctrl)->GetValue() ); + break; - rect.width = m_colWidths[col]; - DrawCellBackground( dc, rect, row, col ); - DrawCellValue( dc, rect, row, col ); - rect.x += rect.width; - } - rect.y += rect.height; + case wxGRID_CHECKBOX: + // TODO: implement this + // + break; + + case wxGRID_CHOICE: + // TODO: implement this + // + break; + + case wxGRID_COMBOBOX: + // TODO: implement this + // + break; + } + + if ( valueChanged ) + { + SendEvent( EVT_GRID_CELL_CHANGE, + m_currentCellCoords.GetRow(), + m_currentCellCoords.GetCol() ); } } } -void wxGrid::DrawCellBackground( 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 += 1; - rect2.y += 1; - rect2.width -= 2; - rect2.height -= 2; - - dc.SetBackgroundMode( wxSOLID ); - - if ( IsInSelection( row, col ) ) + int row = YToRow(y); + int col = XToCol(x); + + if ( row == -1 || col == -1 ) { - // TODO: improve this - // - dc.SetBrush( *wxBLACK_BRUSH ); + coords = wxGridNoCellCoords; } else { - dc.SetBrush( wxBrush(GetCellBackgroundColour(row, col), wxSOLID) ); + coords.Set( row, col ); } - dc.SetPen( *wxTRANSPARENT_PEN ); - dc.DrawRectangle( rect2 ); } -void wxGrid::DrawCellValue( wxDC& dc, const wxRect& rect, int row, int col ) +int wxGrid::YToRow( int y ) { - wxRect rect2; - rect2 = rect; - rect2.x += 3; - rect2.y += 2; - rect2.width -= 5; - rect2.height -= 4; - - dc.SetBackgroundMode( wxTRANSPARENT ); + int i; - if ( IsInSelection( row, col ) ) - { - // TODO: improve this - // - dc.SetTextBackground( wxColour(0, 0, 0) ); - dc.SetTextForeground( wxColour(255, 255, 255) ); - } - else + for ( i = 0; i < m_numRows; i++ ) { - dc.SetTextBackground( GetCellBackgroundColour(row, col) ); - dc.SetTextForeground( GetCellTextColour(row, col) ); + if ( y < m_rowBottoms[i] ) return i; } - dc.SetFont( GetCellFont(row, col) ); - - int hAlign, vAlign; - GetCellAlignment( row, col, &hAlign, &vAlign ); - DrawTextRectangle( dc, GetCellValue( row, col ), rect2, hAlign, vAlign ); + + return -1; } -void wxGrid::DrawCellHighlight( wxDC& dc, int row, int col ) +int wxGrid::XToCol( int x ) { - // TODO: bounds checking on row, col ? - // + int i; - if ( row >= m_scrollPosY && col >= m_scrollPosX ) + for ( i = 0; i < m_numCols; i++ ) { - long x, y; - - 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; - - 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 ); - - dc.SetLogicalFunction( wxCOPY ); + if ( x < m_colRights[i] ) return i; } + + return -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' ) + int w = r.GetWidth(); + xpos = r.GetLeft(); + for ( i = col-1; i >= 0; i-- ) { - lines.Add( value.Mid(startPos, pos-1) ); - } - else - { - 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; } @@ -3272,291 +3759,346 @@ 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; + MakeCellVisible( m_currentCellCoords.GetRow(), + m_currentCellCoords.GetCol() - 1 ); + + SetCurrentCell( m_currentCellCoords.GetRow(), + m_currentCellCoords.GetCol() - 1 ); + + return TRUE; } - - return m_created; + + return FALSE; } -// 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() +bool wxGrid::MoveCursorRight() { - if ( m_table ) + if ( m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetCol() < m_numCols - 1 ) { - m_table->Clear(); - SetEditControlValue(); - if ( !GetBatchCount() ) Refresh(); + MakeCellVisible( m_currentCellCoords.GetRow(), + m_currentCellCoords.GetCol() + 1 ); + + SetCurrentCell( m_currentCellCoords.GetRow(), + m_currentCellCoords.GetCol() + 1 ); + + return TRUE; } + + return FALSE; } -bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) ) +bool wxGrid::MovePageUp() { - // TODO: something with updateLabels flag + if ( m_currentCellCoords == wxGridNoCellCoords ) return FALSE; - if ( !m_created ) - { - wxLogError( "Called wxGrid::InsertRows() before calling CreateGrid()" ); - return FALSE; - } - - if ( m_table ) + int row = m_currentCellCoords.GetRow(); + if ( row > 0 ) { - bool ok = m_table->InsertRows( pos, numRows ); + int cw, ch; + m_gridWin->GetClientSize( &cw, &ch ); - // the table will have sent the results of the insert row - // operation to this view object as a grid table message - // - if ( ok ) + int y = m_rowBottoms[ row ] - m_rowHeights[ row ]; + int newRow = YToRow( y - ch + 1 ); + if ( newRow == -1 ) { - if ( !GetBatchCount() ) Refresh(); + newRow = 0; } - SetEditControlValue(); - return ok; - } - else - { - return FALSE; + else if ( newRow == row ) + { + newRow = row - 1; + } + + MakeCellVisible( newRow, m_currentCellCoords.GetCol() ); + SetCurrentCell( newRow, m_currentCellCoords.GetCol() ); + + return TRUE; } + + return FALSE; } -bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) ) +bool wxGrid::MovePageDown() { - // 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 < m_numRows ) { - // the table will have sent the results of the append row - // operation to this view object as a grid table message - // - 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::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) ) +bool wxGrid::MoveCursorUpBlock() { - // TODO: something with updateLabels flag - - if ( !m_created ) - { - wxLogError( "Called wxGrid::DeleteRows() before calling CreateGrid()" ); - return FALSE; - } - - if ( m_table && m_table->DeleteRows( pos, numRows ) ) + if ( m_table && + m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetRow() > 0 ) { - // 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(); + 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 - HideCellEditControl(); - - if ( !GetBatchCount() ) Refresh(); + { + // 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; } - else - { - return FALSE; - } + + return FALSE; } -bool wxGrid::InsertCols( int pos, 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::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 ); - if ( ok ) + 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 { - // the table will have sent the results of the insert col - // operation to this view object as a grid table message + // starting within a block: find the bottom of the block // - if ( !GetBatchCount() ) Refresh(); + while ( row < m_numRows-1 ) + { + row++ ; + if ( m_table->IsEmptyCell(row, col) ) + { + row-- ; + break; + } + } } - SetEditControlValue(); - return ok; - } - else - { - return FALSE; - } -} -bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) ) -{ - // TODO: something with updateLabels flag + MakeCellVisible( row, col ); + SetCurrentCell( row, col ); - if ( !m_created ) - { - wxLogError( "Called wxGrid::AppendCols() before calling CreateGrid()" ); - return FALSE; + return TRUE; } - 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 ( !GetBatchCount() ) Refresh(); - return TRUE; - } - else - { - return FALSE; - } + return FALSE; } -bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) ) +bool wxGrid::MoveCursorLeftBlock() { - // 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(); - return TRUE; - } - else + if ( m_table && + m_currentCellCoords != wxGridNoCellCoords && + m_currentCellCoords.GetCol() > 0 ) { - return FALSE; - } -} - - + 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 ) @@ -3599,38 +4141,92 @@ 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 ) @@ -3639,13 +4235,16 @@ 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 ) @@ -3654,13 +4253,16 @@ 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 ) @@ -3668,7 +4270,17 @@ 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 ); + } + } } } @@ -3677,16 +4289,30 @@ 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 ) @@ -3694,7 +4320,20 @@ 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(); + } + } } } @@ -3706,10 +4345,9 @@ 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() @@ -3719,46 +4357,51 @@ 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() { - // TODO: replace this temp test code - // - return wxColour( 255, 255, 255 ); + return m_gridWin->GetBackgroundColour(); } -wxColour wxGrid::GetCellBackgroundColour( int row, int col ) +// TODO VZ: this must be optimized to allow only retrieveing attr once! + +wxColour wxGrid::GetCellBackgroundColour(int row, int col) { - // TODO: replace this temp test code - // - return wxColour( 255, 255, 255 ); + wxGridCellAttr *attr = m_table ? m_table->GetAttr(row, col) : NULL; + + wxColour colour; + if ( attr && attr->HasBackgroundColour() ) + colour = attr->GetBackgroundColour(); + else + colour = GetDefaultCellBackgroundColour(); + + delete attr; + + return colour; } wxColour wxGrid::GetDefaultCellTextColour() { - // TODO: replace this temp test code - // - return wxColour( 0, 0, 0 ); + return m_gridWin->GetForegroundColour(); } wxColour wxGrid::GetCellTextColour( int row, int col ) { - // TODO: replace this temp test code - // - return wxColour( 0, 0, 0 ); -} + wxGridCellAttr *attr = m_table ? m_table->GetAttr(row, col) : NULL; + wxColour colour; + if ( attr && attr->HasTextColour() ) + colour = attr->GetTextColour(); + else + colour = GetDefaultCellTextColour(); -wxColour wxGrid::GetCellHighlightColour() -{ - // TODO: replace this temp test code - // - return wxColour( 0, 0, 0 ); + delete attr; + + return colour; } @@ -3769,25 +4412,37 @@ wxFont wxGrid::GetDefaultCellFont() wxFont wxGrid::GetCellFont( int row, int col ) { - // TODO: replace this temp test code - // - return m_defaultCellFont; + wxGridCellAttr *attr = m_table ? m_table->GetAttr(row, col) : NULL; + + wxFont font; + if ( attr && attr->HasFont() ) + font = attr->GetFont(); + else + font = GetDefaultCellFont(); + + delete attr; + + return font; } void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert ) { - // TODO: replace this temp test code - // - *horiz = wxLEFT; - *vert = wxTOP; + if ( horiz ) + *horiz = m_defaultCellHAlign; + if ( vert ) + *vert = m_defaultCellVAlign; } void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert ) { - // TODO: replace this temp test code - // - *horiz = wxLEFT; - *vert = wxTOP; + wxGridCellAttr *attr = m_table ? m_table->GetAttr(row, col) : NULL; + + if ( attr && attr->HasAlignment() ) + attr->GetAlignment(horiz, vert); + else + GetDefaultCellAlignment(horiz, vert); + + delete attr; } void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows ) @@ -3796,37 +4451,39 @@ void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows ) 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(); + + // Note: we are ending the event *after* doing + // default processing in this case + // + SendEvent( EVT_GRID_ROW_SIZE, + row, -1 ); } void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols ) @@ -3835,94 +4492,126 @@ 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(); + wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") ); - // Note: we are ending the event *after* doing - // default processing in this case - // - SendEvent( EVT_WXGRID_COL_SIZE, - -1, col ); - } - else + int i; + + int w = wxMax( 0, width ); + int diff = w - m_colWidths[col]; + m_colWidths[col] = w; + + for ( i = col; i < m_numCols; i++ ) { - // TODO: log an error here + m_colRights[i] += diff; } + CalcDimensions(); + + // Note: we are ending the event *after* doing + // default processing in this case + // + SendEvent( EVT_GRID_COL_SIZE, + -1, col ); } -void wxGrid::SetDefaultCellBackgroundColour( const wxColour& ) +void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col ) { - // TODO: everything !!! - // + m_gridWin->SetBackgroundColour(col); } -void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& ) +void wxGrid::SetDefaultCellTextColour( const wxColour& col ) { - // TODO: everything !!! - // + m_gridWin->SetForegroundColour(col); } -void wxGrid::SetDefaultCellTextColour( const wxColour& ) +void wxGrid::SetDefaultCellAlignment( int horiz, int vert ) { - // TODO: everything !!! - // + m_defaultCellHAlign = horiz; + m_defaultCellVAlign = vert; } -void wxGrid::SetCellTextColour( int row, int col, const wxColour& ) +bool wxGrid::CanHaveAttributes() { - // TODO: everything !!! - // + if ( !m_table ) + { + return FALSE; + } + + 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::SetCellHighlightColour( const wxColour& ) +void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour ) { - // TODO: everything !!! - // + if ( CanHaveAttributes() ) + { + wxGridCellAttr *attr = new wxGridCellAttr; + attr->SetBackgroundColour(colour); + + m_table->SetAttr(attr, row, col); + } } -void wxGrid::SetDefaultCellFont( const wxFont& ) +void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour ) { - // TODO: everything !!! - // + if ( CanHaveAttributes() ) + { + wxGridCellAttr *attr = new wxGridCellAttr; + attr->SetTextColour(colour); + + m_table->SetAttr(attr, row, col); + } } -void wxGrid::SetCellFont( int row, int col, const wxFont& ) +void wxGrid::SetDefaultCellFont( const wxFont& font ) { - // TODO: everything !!! - // + m_defaultCellFont = font; } -void wxGrid::SetDefaultCellAlignment( int horiz, int vert ) +void wxGrid::SetCellFont( int row, int col, const wxFont& font ) { - // TODO: everything !!! - // + if ( CanHaveAttributes() ) + { + wxGridCellAttr *attr = new wxGridCellAttr; + attr->SetFont(font); + + m_table->SetAttr(attr, row, col); + } } void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert ) { - // TODO: everything !!! - // + if ( CanHaveAttributes() ) + { + wxGridCellAttr *attr = new wxGridCellAttr; + attr->SetAlignment(horiz, vert); + + m_table->SetAttr(attr, row, col); + } } + // // ------ cell value accessor functions // @@ -3932,173 +4621,101 @@ 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 ); @@ -4109,33 +4726,74 @@ 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 ); @@ -4147,7 +4805,8 @@ 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; @@ -4162,26 +4821,113 @@ 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); } } @@ -4191,60 +4937,65 @@ 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 // @@ -4264,7 +5015,7 @@ wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj, m_shift = shift; m_alt = alt; m_meta = meta; - + SetEventObject(obj); } @@ -4283,7 +5034,7 @@ wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj, m_shift = shift; m_alt = alt; m_meta = meta; - + SetEventObject(obj); } @@ -4291,10 +5042,10 @@ 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;