-////////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////
// Name: grid.cpp
// Purpose: wxGrid and related classes
// Author: Michael Bedward (based on code by Julian Smart, Robin Dunn)
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-// For compilers that support precompilation, includes "wx/wx.h".
-#include "wx/wxprec.h"
-
-#include "wx/defs.h"
+// ============================================================================
+// declarations
+// ============================================================================
-#if !defined(wxUSE_NEW_GRID) || !(wxUSE_NEW_GRID)
-#include "gridg.cpp"
-#else
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
#ifdef __GNUG__
#pragma implementation "grid.h"
#endif
+// For compilers that support precompilation, includes "wx/wx.h".
+#include "wx/wxprec.h"
+
+#include "wx/defs.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
+#if !defined(wxUSE_NEW_GRID) || !(wxUSE_NEW_GRID)
+#include "gridg.cpp"
+#else
+
#ifndef WX_PRECOMP
#include "wx/utils.h"
#include "wx/dcclient.h"
#include "wx/log.h"
#endif
+// this include needs to be outside precomp for BCC
+#include "wx/textfile.h"
+
#include "wx/generic/grid.h"
+// ----------------------------------------------------------------------------
+// array classes
+// ----------------------------------------------------------------------------
+
+WX_DEFINE_ARRAY(wxGridCellAttr *, wxArrayAttrs);
+
+struct wxGridCellWithAttr
+{
+ wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
+ : coords(row, col), attr(attr_)
+ {
+ }
+
+ ~wxGridCellWithAttr()
+ {
+ attr->DecRef();
+ }
+
+ wxGridCellCoords coords;
+ wxGridCellAttr *attr;
+};
+
+WX_DECLARE_OBJARRAY(wxGridCellWithAttr, wxGridCellWithAttrArray);
+
+#include "wx/arrimpl.cpp"
+
+WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
+WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray)
+
+// ----------------------------------------------------------------------------
+// private classes
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxGridRowLabelWindow : public wxWindow
+{
+public:
+ wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; }
+ wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
+ const wxPoint &pos, const wxSize &size );
+
+private:
+ wxGrid *m_owner;
+
+ void OnPaint( wxPaintEvent& event );
+ void OnMouseEvent( wxMouseEvent& event );
+ void OnKeyDown( wxKeyEvent& event );
+
+ DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow)
+ DECLARE_EVENT_TABLE()
+};
+
+
+class WXDLLEXPORT wxGridColLabelWindow : public wxWindow
+{
+public:
+ wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; }
+ wxGridColLabelWindow( wxGrid *parent, wxWindowID id,
+ const wxPoint &pos, const wxSize &size );
+
+private:
+ wxGrid *m_owner;
+
+ void OnPaint( wxPaintEvent &event );
+ void OnMouseEvent( wxMouseEvent& event );
+ void OnKeyDown( wxKeyEvent& event );
+
+ DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow)
+ DECLARE_EVENT_TABLE()
+};
+
+
+class WXDLLEXPORT wxGridCornerLabelWindow : public wxWindow
+{
+public:
+ wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; }
+ wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
+ const wxPoint &pos, const wxSize &size );
+
+private:
+ wxGrid *m_owner;
+
+ void OnMouseEvent( wxMouseEvent& event );
+ void OnKeyDown( wxKeyEvent& event );
+ void OnPaint( wxPaintEvent& event );
+
+ DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow)
+ DECLARE_EVENT_TABLE()
+};
+
+class WXDLLEXPORT wxGridWindow : public wxPanel
+{
+public:
+ wxGridWindow()
+ {
+ m_owner = (wxGrid *)NULL;
+ m_rowLabelWin = (wxGridRowLabelWindow *)NULL;
+ m_colLabelWin = (wxGridColLabelWindow *)NULL;
+ }
+
+ wxGridWindow( wxGrid *parent,
+ wxGridRowLabelWindow *rowLblWin,
+ wxGridColLabelWindow *colLblWin,
+ wxWindowID id, const wxPoint &pos, const wxSize &size );
+ ~wxGridWindow();
+
+ void ScrollWindow( int dx, int dy, const wxRect *rect );
+
+private:
+ wxGrid *m_owner;
+ wxGridRowLabelWindow *m_rowLabelWin;
+ wxGridColLabelWindow *m_colLabelWin;
+
+ void OnPaint( wxPaintEvent &event );
+ void OnMouseEvent( wxMouseEvent& event );
+ void OnKeyDown( wxKeyEvent& );
+ void OnEraseBackground( wxEraseEvent& );
+
+
+ DECLARE_DYNAMIC_CLASS(wxGridWindow)
+ DECLARE_EVENT_TABLE()
+};
+
+
+
+class wxGridCellEditorEvtHandler : public wxEvtHandler
+{
+public:
+ wxGridCellEditorEvtHandler()
+ : m_grid(0), m_editor(0)
+ { }
+ wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
+ : m_grid(grid), m_editor(editor)
+ { }
+
+ void OnKeyDown(wxKeyEvent& event);
+
+private:
+ wxGrid* m_grid;
+ wxGridCellEditor* m_editor;
+ DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
+ DECLARE_EVENT_TABLE()
+};
+
+
+IMPLEMENT_DYNAMIC_CLASS( wxGridCellEditorEvtHandler, wxEvtHandler )
+BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
+ EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
+END_EVENT_TABLE()
-//////////////////////////////////////////////////////////////////////
+
+
+// ----------------------------------------------------------------------------
+// the internal data representation used by wxGridCellAttrProvider
+// ----------------------------------------------------------------------------
+
+// this class stores attributes set for cells
+class WXDLLEXPORT wxGridCellAttrData
+{
+public:
+ void SetAttr(wxGridCellAttr *attr, int row, int col);
+ wxGridCellAttr *GetAttr(int row, int col) const;
+
+private:
+ // searches for the attr for given cell, returns wxNOT_FOUND if not found
+ int FindIndex(int row, int col) const;
+
+ wxGridCellWithAttrArray m_attrs;
+};
+
+// this class stores attributes set for rows or columns
+class WXDLLEXPORT wxGridRowOrColAttrData
+{
+public:
+ ~wxGridRowOrColAttrData();
+
+ void SetAttr(wxGridCellAttr *attr, int rowOrCol);
+ wxGridCellAttr *GetAttr(int rowOrCol) const;
+
+private:
+ wxArrayInt m_rowsOrCols;
+ wxArrayAttrs m_attrs;
+};
+
+// NB: this is just a wrapper around 3 objects: one which stores cell
+// attributes, and 2 others for row/col ones
+class WXDLLEXPORT wxGridCellAttrProviderData
+{
+public:
+ wxGridCellAttrData m_cellAttrs;
+ wxGridRowOrColAttrData m_rowAttrs,
+ m_colAttrs;
+};
+
+// ----------------------------------------------------------------------------
+// conditional compilation
+// ----------------------------------------------------------------------------
+
+#ifndef WXGRID_DRAW_LINES
+#define WXGRID_DRAW_LINES 1
+#endif
+
+// ----------------------------------------------------------------------------
+// globals
+// ----------------------------------------------------------------------------
+
+//#define DEBUG_ATTR_CACHE
+#ifdef DEBUG_ATTR_CACHE
+ static size_t gs_nAttrCacheHits = 0;
+ static size_t gs_nAttrCacheMisses = 0;
+#endif // DEBUG_ATTR_CACHE
wxGridCellCoords wxGridNoCellCoords( -1, -1 );
wxRect wxGridNoCellRect( -1, -1, -1, -1 );
+// scroll line size
+// TODO: fixed so far - make configurable later (and also different for x/y)
+static const size_t GRID_SCROLL_LINE = 10;
+// ============================================================================
+// implementation
+// ============================================================================
-//////////////////////////////////////////////////////////////////////
-//
-// Abstract base class for grid data (the model)
-//
-IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
+// ----------------------------------------------------------------------------
+// wxGridCellEditor
+// ----------------------------------------------------------------------------
-wxGridTableBase::wxGridTableBase()
- : wxObject()
+wxGridCellEditor::wxGridCellEditor()
{
- m_view = (wxGrid *) NULL;
+ m_control = NULL;
}
-wxGridTableBase::~wxGridTableBase()
+
+wxGridCellEditor::~wxGridCellEditor()
{
+ Destroy();
}
-bool wxGridTableBase::InsertRows( size_t pos, size_t numRows )
+void wxGridCellEditor::Destroy()
{
- wxLogWarning( "Called grid table class function InsertRows(pos=%d, N=%d)\n"
- "but your derived table class does not override this function",
- pos, numRows );
-
- return FALSE;
+ if (m_control) {
+ m_control->Destroy();
+ m_control = NULL;
+ }
}
-bool wxGridTableBase::AppendRows( size_t numRows )
+void wxGridCellEditor::Show(bool show)
{
- wxLogWarning( "Called grid table class function AppendRows(N=%d)\n"
- "but your derived table class does not override this function",
- numRows );
-
- return FALSE;
+ wxASSERT_MSG(m_control,
+ wxT("The wxGridCellEditor must be Created first!"));
+ m_control->Show(show);
}
-bool wxGridTableBase::DeleteRows( size_t pos, size_t numRows )
+void wxGridCellEditor::SetSize(const wxRect& rect)
{
- wxLogWarning( "Called grid table class function DeleteRows(pos=%d, N=%d)\n"
- "but your derived table class does not override this function",
- pos, numRows );
-
- return FALSE;
+ wxASSERT_MSG(m_control,
+ wxT("The wxGridCellEditor must be Created first!"));
+ m_control->SetSize(rect);
}
-bool wxGridTableBase::InsertCols( size_t pos, size_t numCols )
+void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
{
- wxLogWarning( "Called grid table class function InsertCols(pos=%d, N=%d)\n"
- "but your derived table class does not override this function",
- pos, numCols );
-
- return FALSE;
+ event.Skip();
}
-bool wxGridTableBase::AppendCols( size_t numCols )
+
+wxGridCellTextEditor::wxGridCellTextEditor()
{
- wxLogWarning( "Called grid table class function AppendCols(N=%d)\n"
- "but your derived table class does not override this function",
- numCols );
-
- return FALSE;
}
-bool wxGridTableBase::DeleteCols( size_t pos, size_t numCols )
+void wxGridCellTextEditor::Create(wxWindow* parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ wxEvtHandler* evtHandler)
{
- wxLogWarning( "Called grid table class function DeleteCols(pos=%d, N=%d)\n"
- "but your derived table class does not override this function",
- pos, numCols );
-
- return FALSE;
+ m_control = new wxTextCtrl(parent, -1, "", pos, size
+#if defined(__WXMSW__)
+ , wxTE_MULTILINE | wxTE_NO_VSCROLL
+#endif
+ );
+
+ if (evtHandler)
+ m_control->PushEventHandler(evtHandler);
}
-wxString wxGridTableBase::GetRowLabelValue( int row )
+void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid,
+ wxGridCellAttr* attr)
{
- wxString s;
- s << row;
- return s;
+ wxASSERT_MSG(m_control,
+ wxT("The wxGridCellEditor must be Created first!"));
+
+ m_startValue = grid->GetTable()->GetValue(row, col);
+ ((wxTextCtrl*)m_control)->SetValue(m_startValue);
+ ((wxTextCtrl*)m_control)->SetInsertionPointEnd();
+ ((wxTextCtrl*)m_control)->SetFocus();
+
+ // ??? Should we use attr and try to set colours and font?
}
-wxString wxGridTableBase::GetColLabelValue( int col )
-{
- // default col labels are:
- // cols 0 to 25 : A-Z
- // cols 26 to 675 : AA-ZZ
- // etc.
- wxString s;
- unsigned int i, n;
- for ( n = 1; ; n++ )
- {
- s += ('A' + (char)( col%26 ));
- col = col/26 - 1;
- if ( col < 0 ) break;
- }
- // reverse the string...
- wxString s2;
- for ( i = 0; i < n; i++ )
- {
- s2 += s[n-i-1];
- }
+bool wxGridCellTextEditor::EndEdit(int row, int col, bool saveValue,
+ wxGrid* grid, wxGridCellAttr* attr)
+{
+ wxASSERT_MSG(m_control,
+ wxT("The wxGridCellEditor must be Created first!"));
- return s2;
-}
+ bool changed = FALSE;
+ wxString value = ((wxTextCtrl*)m_control)->GetValue();
+ if (value != m_startValue)
+ changed = TRUE;
+ if (changed)
+ grid->GetTable()->SetValue(row, col, value);
+ m_startValue = "";
+ return changed;
+}
-//////////////////////////////////////////////////////////////////////
-//
-// Message class for the grid table to send requests and notifications
-// to the grid view
-//
-wxGridTableMessage::wxGridTableMessage()
+void wxGridCellTextEditor::Reset()
{
- m_table = (wxGridTableBase *) NULL;
- m_id = -1;
- m_comInt1 = -1;
- m_comInt2 = -1;
+ wxASSERT_MSG(m_control,
+ wxT("The wxGridCellEditor must be Created first!"));
+
+ ((wxTextCtrl*)m_control)->SetValue(m_startValue);
+ ((wxTextCtrl*)m_control)->SetInsertionPointEnd();
}
-wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id,
- int commandInt1, int commandInt2 )
+void wxGridCellTextEditor::HandleReturn(wxKeyEvent& event)
{
- m_table = table;
- m_id = id;
- m_comInt1 = commandInt1;
- m_comInt2 = commandInt2;
+#if defined(__WXMOTIF__) || defined(__WXGTK__)
+ // wxMotif needs a little extra help...
+ int pos = ((wxTextCtrl*)m_control)->GetInsertionPoint();
+ wxString s( ((wxTextCtrl*)m_control)->GetValue() );
+ s = s.Left(pos) + "\n" + s.Mid(pos);
+ ((wxTextCtrl*)m_control)->SetValue(s);
+ ((wxTextCtrl*)m_control)->SetInsertionPoint( pos );
+#else
+ // the other ports can handle a Return key press
+ //
+ event.Skip();
+#endif
}
+void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
+{
+ switch ( event.KeyCode() )
+ {
+ case WXK_ESCAPE:
+ m_editor->Reset();
+ break;
-//////////////////////////////////////////////////////////////////////
-//
-// A basic grid table for string data. An object of this class will
-// created by wxGrid if you don't specify an alternative table class.
-//
+ case WXK_UP:
+ case WXK_DOWN:
+ case WXK_LEFT:
+ case WXK_RIGHT:
+ case WXK_PRIOR:
+ case WXK_NEXT:
+ case WXK_SPACE:
+ // send the event to the parent grid, skipping the
+ // event if nothing happens
+ //
+ event.Skip( m_grid->ProcessEvent( event ) );
+ break;
+ case WXK_RETURN:
+ if (!m_grid->ProcessEvent(event))
+ m_editor->HandleReturn(event);
+ break;
-// this is a magic incantation which must be done!
-#include <wx/arrimpl.cpp>
+ case WXK_HOME:
+ case WXK_END:
+ // send the event to the parent grid, skipping the
+ // event if nothing happens
+ //
+ event.Skip( m_grid->ProcessEvent( event ) );
+ break;
-WX_DEFINE_OBJARRAY(wxGridStringArray);
+ default:
+ event.Skip();
+ }
+}
-IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase )
+// ----------------------------------------------------------------------------
+// wxGridCellRenderer
+// ----------------------------------------------------------------------------
-wxGridStringTable::wxGridStringTable()
- : wxGridTableBase()
+void wxGridCellRenderer::Draw(wxGrid& grid,
+ wxGridCellAttr& attr,
+ wxDC& dc,
+ const wxRect& rect,
+ int row, int col,
+ bool isSelected)
{
+ dc.SetBackgroundMode( wxSOLID );
+
+ if ( isSelected )
+ {
+ dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) );
+ }
+ else
+ {
+ dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) );
+ }
+
+ dc.SetPen( *wxTRANSPARENT_PEN );
+
+ dc.DrawRectangle(rect);
}
-wxGridStringTable::wxGridStringTable( int numRows, int numCols )
- : wxGridTableBase()
+void wxGridCellStringRenderer::Draw(wxGrid& grid,
+ wxGridCellAttr& attr,
+ wxDC& dc,
+ const wxRect& rectCell,
+ int row, int col,
+ bool isSelected)
{
- int row, col;
-
- m_data.Alloc( numRows );
+ wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
- wxArrayString sa;
- sa.Alloc( numCols );
- for ( col = 0; col < numCols; col++ )
+ // now we only have to draw the text
+ dc.SetBackgroundMode( wxTRANSPARENT );
+
+ if ( isSelected )
{
- sa.Add( wxEmptyString );
+ dc.SetTextBackground( grid.GetSelectionBackground() );
+ dc.SetTextForeground( grid.GetSelectionForeground() );
}
-
- for ( row = 0; row < numRows; row++ )
+ else
{
- m_data.Add( sa );
+ dc.SetTextBackground( attr.GetBackgroundColour() );
+ dc.SetTextForeground( attr.GetTextColour() );
}
-}
+ dc.SetFont( attr.GetFont() );
-wxGridStringTable::~wxGridStringTable()
-{
-}
+ int hAlign, vAlign;
+ attr.GetAlignment(&hAlign, &vAlign);
-long wxGridStringTable::GetNumberRows()
-{
- return m_data.GetCount();
+ wxRect rect = rectCell;
+ rect.x++;
+ rect.y++;
+ rect.width -= 2;
+ rect.height -= 2;
+
+ grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
+ rect, hAlign, vAlign);
}
-long wxGridStringTable::GetNumberCols()
+// ----------------------------------------------------------------------------
+// wxGridCellAttr
+// ----------------------------------------------------------------------------
+
+const wxColour& wxGridCellAttr::GetTextColour() const
{
- if ( m_data.GetCount() > 0 )
- return m_data[0].GetCount();
- else
- return 0;
+ if (HasTextColour())
+ return m_colText;
+ else if (m_defGridAttr != this)
+ return m_defGridAttr->GetTextColour();
+ else {
+ wxFAIL_MSG(wxT("Missing default cell attribute"));
+ return wxNullColour;
+ }
}
-wxString wxGridStringTable::GetValue( int row, int col )
+
+const wxColour& wxGridCellAttr::GetBackgroundColour() const
{
- // TODO: bounds checking
- //
- return m_data[row][col];
+ if (HasBackgroundColour())
+ return m_colBack;
+ else if (m_defGridAttr != this)
+ return m_defGridAttr->GetBackgroundColour();
+ else {
+ wxFAIL_MSG(wxT("Missing default cell attribute"));
+ return wxNullColour;
+ }
}
-void wxGridStringTable::SetValue( int row, int col, const wxString& s )
+
+const wxFont& wxGridCellAttr::GetFont() const
{
- // TODO: bounds checking
- //
- m_data[row][col] = s;
+ if (HasFont())
+ return m_font;
+ else if (m_defGridAttr != this)
+ return m_defGridAttr->GetFont();
+ else {
+ wxFAIL_MSG(wxT("Missing default cell attribute"));
+ return wxNullFont;
+ }
}
-bool wxGridStringTable::IsEmptyCell( int row, int col )
+
+void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
{
- // TODO: bounds checking
- //
- return (m_data[row][col] == wxEmptyString);
+ if (HasAlignment()) {
+ if ( hAlign ) *hAlign = m_hAlign;
+ if ( vAlign ) *vAlign = m_vAlign;
+ }
+ else if (m_defGridAttr != this)
+ m_defGridAttr->GetAlignment(hAlign, vAlign);
+ else {
+ wxFAIL_MSG(wxT("Missing default cell attribute"));
+ }
}
-void wxGridStringTable::Clear()
+wxGridCellRenderer* wxGridCellAttr::GetRenderer() const
{
- int row, col;
- int numRows, numCols;
-
- numRows = m_data.GetCount();
- if ( numRows > 0 )
- {
- numCols = m_data[0].GetCount();
-
- for ( row = 0; row < numRows; row++ )
- {
- for ( col = 0; col < numCols; col++ )
- {
- m_data[row][col] = wxEmptyString;
- }
- }
+ if (HasRenderer())
+ return m_renderer;
+ else if (m_defGridAttr != this)
+ return m_defGridAttr->GetRenderer();
+ else {
+ wxFAIL_MSG(wxT("Missing default cell attribute"));
+ return NULL;
}
}
+// ----------------------------------------------------------------------------
+// wxGridCellAttrData
+// ----------------------------------------------------------------------------
-bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
+void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
{
- size_t row, col;
-
- size_t curNumRows = m_data.GetCount();
- size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 );
-
- if ( pos >= curNumRows )
+ int n = FindIndex(row, col);
+ if ( n == wxNOT_FOUND )
{
- return AppendRows( numRows );
+ // add the attribute
+ m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
}
-
- wxArrayString sa;
- sa.Alloc( curNumCols );
- for ( col = 0; col < curNumCols; col++ )
+ else
{
- sa.Add( wxEmptyString );
+ if ( attr )
+ {
+ // change the attribute
+ m_attrs[(size_t)n].attr = attr;
+ }
+ else
+ {
+ // remove this attribute
+ m_attrs.RemoveAt((size_t)n);
+ }
}
+}
- for ( row = pos; row < pos + numRows; row++ )
- {
- m_data.Insert( sa, row );
- }
+wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const
+{
+ wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
- if ( GetView() )
+ int n = FindIndex(row, col);
+ if ( n != wxNOT_FOUND )
{
- wxGridTableMessage msg( this,
- wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
- pos,
- numRows );
-
- GetView()->ProcessTableMessage( msg );
+ attr = m_attrs[(size_t)n].attr;
+ attr->IncRef();
}
- return TRUE;
+ return attr;
}
-bool wxGridStringTable::AppendRows( size_t numRows )
+int wxGridCellAttrData::FindIndex(int row, int col) const
{
- size_t row, col;
-
- size_t curNumRows = m_data.GetCount();
- size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 );
-
- wxArrayString sa;
- if ( curNumCols > 0 )
+ size_t count = m_attrs.GetCount();
+ for ( size_t n = 0; n < count; n++ )
{
- sa.Alloc( curNumCols );
- for ( col = 0; col < curNumCols; col++ )
+ const wxGridCellCoords& coords = m_attrs[n].coords;
+ if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
{
- sa.Add( wxEmptyString );
+ return n;
}
}
-
- for ( row = 0; row < numRows; row++ )
- {
- m_data.Add( sa );
- }
- if ( GetView() )
+ return wxNOT_FOUND;
+}
+
+// ----------------------------------------------------------------------------
+// wxGridRowOrColAttrData
+// ----------------------------------------------------------------------------
+
+wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
+{
+ size_t count = m_attrs.Count();
+ for ( size_t n = 0; n < count; n++ )
{
- wxGridTableMessage msg( this,
- wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
- numRows );
-
- GetView()->ProcessTableMessage( msg );
+ m_attrs[n]->DecRef();
}
-
- return TRUE;
}
-bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
+wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const
{
- size_t n;
+ wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
- size_t curNumRows = m_data.GetCount();
-
- if ( pos >= curNumRows )
+ int n = m_rowsOrCols.Index(rowOrCol);
+ if ( n != wxNOT_FOUND )
{
- wxLogError( "Called wxGridStringTable::DeleteRows(pos=%d, N=%d)...\n"
- "Pos value is invalid for present table with %d rows",
- pos, numRows, curNumRows );
- return FALSE;
+ attr = m_attrs[(size_t)n];
+ attr->IncRef();
}
- if ( numRows > curNumRows - pos )
- {
- numRows = curNumRows - pos;
- }
-
- if ( numRows >= curNumRows )
+ return attr;
+}
+
+void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol)
+{
+ int n = m_rowsOrCols.Index(rowOrCol);
+ if ( n == wxNOT_FOUND )
{
- m_data.Empty(); // don't release memory just yet
+ // add the attribute
+ m_rowsOrCols.Add(rowOrCol);
+ m_attrs.Add(attr);
}
else
{
- for ( n = 0; n < numRows; n++ )
+ if ( attr )
{
- m_data.Remove( pos );
+ // change the attribute
+ m_attrs[(size_t)n] = attr;
+ }
+ else
+ {
+ // remove this attribute
+ m_attrs[(size_t)n]->DecRef();
+ m_rowsOrCols.RemoveAt((size_t)n);
+ m_attrs.RemoveAt((size_t)n);
}
}
+}
- if ( GetView() )
- {
- wxGridTableMessage msg( this,
- wxGRIDTABLE_NOTIFY_ROWS_DELETED,
- pos,
- numRows );
-
- GetView()->ProcessTableMessage( msg );
- }
+// ----------------------------------------------------------------------------
+// wxGridCellAttrProvider
+// ----------------------------------------------------------------------------
- return TRUE;
+wxGridCellAttrProvider::wxGridCellAttrProvider()
+{
+ m_data = (wxGridCellAttrProviderData *)NULL;
}
-bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
+wxGridCellAttrProvider::~wxGridCellAttrProvider()
{
- size_t row, col;
+ delete m_data;
+}
- size_t curNumRows = m_data.GetCount();
- size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 );
-
- if ( pos >= curNumCols )
- {
- return AppendCols( numCols );
- }
+void wxGridCellAttrProvider::InitData()
+{
+ m_data = new wxGridCellAttrProviderData;
+}
- for ( row = 0; row < curNumRows; row++ )
+wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col) const
+{
+ wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
+ if ( m_data )
{
- for ( col = pos; col < pos + numCols; col++ )
+ // first look for the attribute of this specific cell
+ attr = m_data->m_cellAttrs.GetAttr(row, col);
+
+ if ( !attr )
{
- m_data[row].Insert( wxEmptyString, col );
+ // then look for the col attr (col attributes are more common than
+ // the row ones, hence they have priority)
+ attr = m_data->m_colAttrs.GetAttr(col);
}
- }
- if ( GetView() )
- {
- wxGridTableMessage msg( this,
- wxGRIDTABLE_NOTIFY_COLS_INSERTED,
- pos,
- numCols );
-
- GetView()->ProcessTableMessage( msg );
+ if ( !attr )
+ {
+ // finally try the row attributes
+ attr = m_data->m_rowAttrs.GetAttr(row);
+ }
}
- return TRUE;
+ return attr;
}
-bool wxGridStringTable::AppendCols( size_t numCols )
+void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr,
+ int row, int col)
{
- size_t row, n;
+ if ( !m_data )
+ InitData();
- size_t curNumRows = m_data.GetCount();
- if ( !curNumRows )
- {
- // TODO: something better than this ?
- //
- wxLogError( "Unable to append cols to a grid table with no rows.\n"
- "Call AppendRows() first" );
- return FALSE;
- }
-
- for ( row = 0; row < curNumRows; row++ )
- {
- for ( n = 0; n < numCols; n++ )
- {
- m_data[row].Add( wxEmptyString );
- }
- }
+ m_data->m_cellAttrs.SetAttr(attr, row, col);
+}
- if ( GetView() )
- {
- wxGridTableMessage msg( this,
- wxGRIDTABLE_NOTIFY_COLS_APPENDED,
- numCols );
-
- GetView()->ProcessTableMessage( msg );
- }
+void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row)
+{
+ if ( !m_data )
+ InitData();
- return TRUE;
+ m_data->m_rowAttrs.SetAttr(attr, row);
}
-bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
+void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col)
{
- size_t row, n;
+ if ( !m_data )
+ InitData();
- size_t curNumRows = m_data.GetCount();
- size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 );
-
- if ( pos >= curNumCols )
- {
- wxLogError( "Called wxGridStringTable::DeleteCols(pos=%d, N=%d)...\n"
- "Pos value is invalid for present table with %d cols",
- pos, numCols, curNumCols );
- return FALSE;
- }
+ m_data->m_colAttrs.SetAttr(attr, col);
+}
- if ( numCols > curNumCols - pos )
- {
- numCols = curNumCols - pos;
- }
+// ----------------------------------------------------------------------------
+// wxGridTableBase
+// ----------------------------------------------------------------------------
- for ( row = 0; row < curNumRows; row++ )
- {
- if ( numCols >= curNumCols )
- {
- m_data[row].Clear();
- }
- else
- {
- for ( n = 0; n < numCols; n++ )
- {
- m_data[row].Remove( pos );
- }
- }
- }
+//////////////////////////////////////////////////////////////////////
+//
+// Abstract base class for grid data (the model)
+//
+IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
- if ( GetView() )
- {
- wxGridTableMessage msg( this,
- wxGRIDTABLE_NOTIFY_COLS_DELETED,
- pos,
- numCols );
-
- GetView()->ProcessTableMessage( msg );
- }
- return TRUE;
+wxGridTableBase::wxGridTableBase()
+{
+ m_view = (wxGrid *) NULL;
+ m_attrProvider = (wxGridCellAttrProvider *) NULL;
+}
+
+wxGridTableBase::~wxGridTableBase()
+{
+ delete m_attrProvider;
}
-wxString wxGridStringTable::GetRowLabelValue( int row )
+void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
{
- if ( row > (int)(m_rowLabels.GetCount()) - 1 )
+ delete m_attrProvider;
+ m_attrProvider = attrProvider;
+}
+
+wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col)
+{
+ if ( m_attrProvider )
+ return m_attrProvider->GetAttr(row, col);
+ else
+ return (wxGridCellAttr *)NULL;
+}
+
+void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
+{
+ if ( m_attrProvider )
{
- // using default label
- //
- return wxGridTableBase::GetRowLabelValue( row );
+ m_attrProvider->SetAttr(attr, row, col);
}
else
{
- return m_rowLabels[ row ];
+ // as we take ownership of the pointer and don't store it, we must
+ // free it now
+ attr->SafeDecRef();
}
}
-wxString wxGridStringTable::GetColLabelValue( int col )
+void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
{
- if ( col > (int)(m_colLabels.GetCount()) - 1 )
+ if ( m_attrProvider )
{
- // using default label
- //
- return wxGridTableBase::GetColLabelValue( col );
+ m_attrProvider->SetRowAttr(attr, row);
}
else
{
- return m_colLabels[ col ];
+ // as we take ownership of the pointer and don't store it, we must
+ // free it now
+ attr->SafeDecRef();
}
}
-void wxGridStringTable::SetRowLabelValue( int row, const wxString& value )
+void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
{
- if ( row > (int)(m_rowLabels.GetCount()) - 1 )
+ if ( m_attrProvider )
{
- int n = m_rowLabels.GetCount();
- int i;
- for ( i = n; i <= row; i++ )
- {
- m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) );
- }
+ m_attrProvider->SetColAttr(attr, col);
+ }
+ else
+ {
+ // as we take ownership of the pointer and don't store it, we must
+ // free it now
+ attr->SafeDecRef();
}
-
- m_rowLabels[row] = value;
}
-void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
+bool wxGridTableBase::InsertRows( size_t pos, size_t numRows )
{
- if ( col > (int)(m_colLabels.GetCount()) - 1 )
- {
- int n = m_colLabels.GetCount();
- int i;
- for ( i = n; i <= col; i++ )
- {
- m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) );
- }
- }
+ wxFAIL_MSG( wxT("Called grid table class function InsertRows\n"
+ "but your derived table class does not override this function") );
- m_colLabels[col] = value;
+ return FALSE;
}
+bool wxGridTableBase::AppendRows( size_t 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 )
+{
+ wxFAIL_MSG( wxT("Called grid table class function DeleteRows\n"
+ "but your derived table class does not override this function"));
-//////////////////////////////////////////////////////////////////////
+ return FALSE;
+}
-IMPLEMENT_DYNAMIC_CLASS( wxGridTextCtrl, wxTextCtrl )
-
-BEGIN_EVENT_TABLE( wxGridTextCtrl, wxTextCtrl )
- EVT_KEY_DOWN( wxGridTextCtrl::OnKeyDown )
-END_EVENT_TABLE()
+bool wxGridTableBase::InsertCols( size_t pos, size_t numCols )
+{
+ wxFAIL_MSG( wxT("Called grid table class function InsertCols\n"
+ "but your derived table class does not override this function"));
+ return FALSE;
+}
-wxGridTextCtrl::wxGridTextCtrl( wxWindow *par,
- bool isCellControl,
- wxWindowID id,
- const wxString& value,
- const wxPoint& pos,
- const wxSize& size,
- long style )
- : wxTextCtrl( par, id, value, pos, size, style )
+bool wxGridTableBase::AppendCols( size_t numCols )
{
- m_isCellControl = isCellControl;
-}
+ wxFAIL_MSG(wxT("Called grid table class function AppendCols\n"
+ "but your derived table class does not override this function"));
+ return FALSE;
+}
-void wxGridTextCtrl::OnKeyDown( wxKeyEvent& ev )
+bool wxGridTableBase::DeleteCols( size_t pos, size_t numCols )
{
- switch ( ev.KeyCode() )
- {
- case WXK_ESCAPE:
- ((wxGrid *)GetParent())->SetEditControlValue( startValue );
- SetInsertionPointEnd();
- break;
-
- case WXK_UP:
- case WXK_DOWN:
- case WXK_LEFT:
- case WXK_RIGHT:
- case WXK_RETURN:
- if ( m_isCellControl )
- {
- // send the event to the parent grid, skipping the
- // event if nothing happens
- //
- ev.Skip( !GetParent()->ProcessEvent( ev ) );
- }
- else
- {
- // default text control response within the top edit
- // control
- //
- ev.Skip();
- }
- break;
+ wxFAIL_MSG( wxT("Called grid table class function DeleteCols\n"
+ "but your derived table class does not override this function"));
- case WXK_HOME:
- case WXK_END:
- if ( m_isCellControl )
- {
- // send the event to the parent grid, skipping the
- // event if nothing happens
- //
- ev.Skip( !GetParent()->ProcessEvent( ev ) );
- }
- else
- {
- // default text control response within the top edit
- // control
- //
- ev.Skip();
- }
- break;
-
- default:
- ev.Skip();
- }
+ return FALSE;
}
-void wxGridTextCtrl::SetStartValue( const wxString& s )
+
+wxString wxGridTableBase::GetRowLabelValue( int row )
{
- startValue = s;
- wxTextCtrl::SetValue( s.c_str() );
+ wxString s;
+ s << row;
+ return s;
}
+wxString wxGridTableBase::GetColLabelValue( int col )
+{
+ // default col labels are:
+ // cols 0 to 25 : A-Z
+ // cols 26 to 675 : AA-ZZ
+ // etc.
-//////////////////////////////////////////////////////////////////////
-
-IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxPanel )
+ wxString s;
+ unsigned int i, n;
+ for ( n = 1; ; n++ )
+ {
+ s += (_T('A') + (wxChar)( col%26 ));
+ col = col/26 - 1;
+ if ( col < 0 ) break;
+ }
-
-BEGIN_EVENT_TABLE( wxGrid, wxPanel )
- EVT_PAINT( wxGrid::OnPaint )
- EVT_SIZE( wxGrid::OnSize )
- EVT_MOUSE_EVENTS( wxGrid::OnMouse )
- EVT_KEY_DOWN( wxGrid::OnKeyDown )
- EVT_TEXT( wxGRID_CELLCTRL, wxGrid::OnText )
- EVT_TEXT( wxGRID_TOPCTRL, wxGrid::OnText )
- EVT_COMMAND_SCROLL( wxGRID_HORIZSCROLL, wxGrid::OnGridScroll)
- EVT_COMMAND_SCROLL( wxGRID_VERTSCROLL, wxGrid::OnGridScroll)
-END_EVENT_TABLE()
-
+ // reverse the string...
+ wxString s2;
+ for ( i = 0; i < n; i++ )
+ {
+ s2 += s[n-i-1];
+ }
-wxGrid::~wxGrid()
-{
- delete m_table;
+ return s2;
}
+
+//////////////////////////////////////////////////////////////////////
//
-// ----- internal init and update functions
+// Message class for the grid table to send requests and notifications
+// to the grid view
//
-void wxGrid::Create()
+wxGridTableMessage::wxGridTableMessage()
{
- m_table = (wxGridTableBase *) NULL;
- m_topEditCtrl = (wxWindow *) NULL;
- m_cellEditCtrl = (wxWindow *) NULL;
- m_horizScrollBar = (wxScrollBar *) NULL;
- m_vertScrollBar = (wxScrollBar *) NULL;
-
- m_numRows = 0;
- m_numCols = 0;
- m_created = FALSE;
+ m_table = (wxGridTableBase *) NULL;
+ m_id = -1;
+ m_comInt1 = -1;
+ m_comInt2 = -1;
}
-void wxGrid::Init()
+wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id,
+ int commandInt1, int commandInt2 )
{
- int i;
-
- m_left = 0;
- m_top = 0;
+ m_table = table;
+ m_id = id;
+ m_comInt1 = commandInt1;
+ m_comInt2 = commandInt2;
+}
- // TODO: perhaps have a style flag for control panel
- //
- m_topEditCtrlEnabled = FALSE;
- m_topEditCtrl = new wxGridTextCtrl( this,
- FALSE,
- wxGRID_TOPCTRL,
- "",
- wxPoint(10, 10),
- wxSize(WXGRID_DEFAULT_TOPEDIT_WIDTH,
- WXGRID_DEFAULT_TOPEDIT_HEIGHT),
- wxTE_MULTILINE );
- m_topEditCtrl->Show( FALSE );
- if ( m_numRows <= 0 )
- m_numRows = WXGRID_DEFAULT_NUMBER_ROWS;
- if ( m_numCols <= 0 )
- m_numCols = WXGRID_DEFAULT_NUMBER_COLS;
+//////////////////////////////////////////////////////////////////////
+//
+// A basic grid table for string data. An object of this class will
+// created by wxGrid if you don't specify an alternative table class.
+//
- m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
- m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
+WX_DEFINE_OBJARRAY(wxGridStringArray)
- // default labels are pale grey with black text
- //
- m_labelBackgroundColour = wxColour( 192, 192, 192 );
- m_labelTextColour = wxColour( 0, 0, 0 );
+IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase )
- // TODO: something better than this ?
- //
- m_labelFont = this->GetFont();
- m_labelFont.SetWeight( m_labelFont.GetWeight() + 2 );
-
- m_rowLabelHorizAlign = wxLEFT;
- m_rowLabelVertAlign = wxCENTRE;
+wxGridStringTable::wxGridStringTable()
+ : wxGridTableBase()
+{
+}
- m_colLabelHorizAlign = wxCENTRE;
- m_colLabelVertAlign = wxTOP;
+wxGridStringTable::wxGridStringTable( int numRows, int numCols )
+ : wxGridTableBase()
+{
+ int row, col;
- m_defaultRowHeight = WXGRID_DEFAULT_ROW_HEIGHT;
- m_defaultColWidth = WXGRID_DEFAULT_COL_WIDTH;
+ m_data.Alloc( numRows );
- m_rowHeights.Alloc( m_numRows );
- m_rowBottoms.Alloc( m_numRows );
- for ( i = 0; i < m_numRows; i++ )
+ wxArrayString sa;
+ sa.Alloc( numCols );
+ for ( col = 0; col < numCols; col++ )
{
- m_rowHeights.Add( m_defaultRowHeight );
- m_rowBottoms.Add( 0 ); // set by CalcDimensions()
+ sa.Add( wxEmptyString );
}
- m_colWidths.Alloc( m_numCols );
- m_colRights.Alloc( m_numRows );
- for ( i = 0; i < m_numCols; i++ )
+ for ( row = 0; row < numRows; row++ )
{
- m_colWidths.Add( m_defaultColWidth );
- m_colRights.Add( 0 ); // set by CalcDimensions()
+ m_data.Add( sa );
}
+}
- // TODO: improve this ?
- //
- m_defaultCellFont = this->GetFont();
-
- m_gridLineColour = wxColour( 0, 0, 255 );
- m_gridLinesEnabled = TRUE;
-
- m_scrollBarWidth = WXGRID_DEFAULT_SCROLLBAR_WIDTH;
-
- m_horizScrollBar = new wxScrollBar( this,
- wxGRID_HORIZSCROLL,
- wxPoint(0, 0),
- wxSize(10, 10),
- wxHORIZONTAL);
-
- m_vertScrollBar = new wxScrollBar( this,
- wxGRID_VERTSCROLL,
- wxPoint(0, 0),
- wxSize(10, 10),
- wxVERTICAL);
- m_scrollPosX = 0;
- m_scrollPosY = 0;
- m_wholeColsVisible = 0;
- m_wholeRowsVisible = 0;
-
- m_firstPaint = TRUE;
- m_inOnKeyDown = FALSE;
- m_batchCount = 0;
-
- m_cursorMode = WXGRID_CURSOR_DEFAULT;
- m_dragLastPos = -1;
- m_dragRowOrCol = -1;
- m_isDragging = FALSE;
+wxGridStringTable::~wxGridStringTable()
+{
+}
- m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
- m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
+long wxGridStringTable::GetNumberRows()
+{
+ return m_data.GetCount();
+}
- m_currentCellCoords = wxGridNoCellCoords;
- m_currentCellHighlighted = FALSE;
+long wxGridStringTable::GetNumberCols()
+{
+ if ( m_data.GetCount() > 0 )
+ return m_data[0].GetCount();
+ else
+ return 0;
+}
- m_selectedTopLeft = wxGridNoCellCoords;
- m_selectedBottomRight = wxGridNoCellCoords;
-
- m_editable = TRUE; // default for whole grid
+wxString wxGridStringTable::GetValue( int row, int col )
+{
+ // TODO: bounds checking
+ //
+ return m_data[row][col];
+}
- // TODO: extend this to other types of controls
+void wxGridStringTable::SetValue( int row, int col, const wxString& s )
+{
+ // TODO: bounds checking
//
- m_cellEditCtrl = new wxGridTextCtrl( this,
- TRUE,
- wxGRID_CELLCTRL,
- "",
- wxPoint(1,1),
- wxSize(1,1),
- wxNO_BORDER
-#ifdef __WXMSW__
- | wxTE_MULTILINE | wxTE_NO_VSCROLL
-#endif
- );
-
- m_cellEditCtrl->Show( FALSE );
- m_cellEditCtrlEnabled = TRUE;
- m_editCtrlType = wxGRID_TEXTCTRL;
-
- // Not really needed here, it gets called by OnSize()
+ m_data[row][col] = s;
+}
+
+bool wxGridStringTable::IsEmptyCell( int row, int col )
+{
+ // TODO: bounds checking
//
- // CalcDimensions();
+ return (m_data[row][col] == wxEmptyString);
}
-void wxGrid::CalcDimensions()
+void wxGridStringTable::Clear()
{
- int i;
+ int row, col;
+ int numRows, numCols;
- if ( IsTopEditControlEnabled() )
+ numRows = m_data.GetCount();
+ if ( numRows > 0 )
{
- int ctrlW, ctrlH;
- m_topEditCtrl->GetSize( &ctrlW, &ctrlH );
-
- m_top = ctrlH + 20;
+ numCols = m_data[0].GetCount();
+
+ for ( row = 0; row < numRows; row++ )
+ {
+ for ( col = 0; col < numCols; col++ )
+ {
+ m_data[row][col] = wxEmptyString;
+ }
+ }
}
- else
+}
+
+
+bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
+{
+ size_t row, col;
+
+ size_t curNumRows = m_data.GetCount();
+ size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 );
+
+ if ( pos >= curNumRows )
{
- m_top = 0;
+ return AppendRows( numRows );
}
- int bottom = m_top + m_colLabelHeight;
- for ( i = m_scrollPosY; i < m_numRows; i++ )
+ wxArrayString sa;
+ sa.Alloc( curNumCols );
+ for ( col = 0; col < curNumCols; col++ )
{
- bottom += m_rowHeights[i];
- m_rowBottoms[i] = bottom;
+ sa.Add( wxEmptyString );
}
- int right = m_left + m_rowLabelWidth;
- for ( i = m_scrollPosX; i < m_numCols; i++ )
+ for ( row = pos; row < pos + numRows; row++ )
{
- right += m_colWidths[i];
- m_colRights[i] = right;
- }
+ m_data.Insert( sa, row );
+ }
- // adjust the scroll bars
- //
-
- int cw, ch;
- GetClientSize(&cw, &ch);
+ if ( GetView() )
+ {
+ wxGridTableMessage msg( this,
+ wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
+ pos,
+ numRows );
- // begin by assuming that we don't need either scroll bar
- //
- int vertScrollBarWidth = 0;
- int horizScrollBarHeight = 0;
+ GetView()->ProcessTableMessage( msg );
+ }
- // 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;
+ return TRUE;
+}
- 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;
+bool wxGridStringTable::AppendRows( size_t numRows )
+{
+ size_t row, col;
- m_wholeRowsVisible++ ;
- }
- }
- else
- {
- m_wholeRowsVisible = m_numRows - m_scrollPosY;
- if ( m_scrollPosY )
- {
- vertScrollBarWidth = m_scrollBarWidth;
- }
- }
-
-
- if ( m_numCols &&
- m_colRights[m_numCols-1] + vertScrollBarWidth > cw)
- {
- horizScrollBarHeight = m_scrollBarWidth;
+ size_t curNumRows = m_data.GetCount();
+ size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 );
- 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
+ wxArrayString sa;
+ if ( curNumCols > 0 )
+ {
+ sa.Alloc( curNumCols );
+ for ( col = 0; col < curNumCols; col++ )
{
- // we can see the right-most column
- //
- m_wholeColsVisible = m_numCols - m_scrollPosX;
- if ( m_scrollPosX )
- {
- horizScrollBarHeight = m_scrollBarWidth;
- }
+ sa.Add( wxEmptyString );
}
}
-
- if ( m_vertScrollBar )
+ for ( row = 0; row < numRows; row++ )
{
- 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_data.Add( sa );
}
-
- 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) );
+ if ( GetView() )
+ {
+ wxGridTableMessage msg( this,
+ wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
+ numRows );
- m_horizScrollBar->SetSize( m_left,
- ch - m_scrollBarWidth,
- cw - m_left - vertScrollBarWidth,
- m_scrollBarWidth );
- }
+ GetView()->ProcessTableMessage( msg );
}
- m_bottom = m_right = 0;
- if ( m_numRows > 0 )
- {
- m_bottom = wxMin( m_rowBottoms[m_numRows-1],
- ch - horizScrollBarHeight );
- }
- if ( m_numCols > 0 )
- {
- m_right = wxMin( m_colRights[m_numCols-1],
- cw - vertScrollBarWidth );
- }
+ return TRUE;
}
-
-bool wxGrid::IsOnScreen()
+bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
{
- int cw, ch;
- GetClientSize( &cw, &ch );
- return ( cw > 10 );
-}
+ size_t n;
+ size_t curNumRows = m_data.GetCount();
-// this is called when the grid table sends a message to say that it
-// has been redimensioned
-//
-bool wxGrid::Redimension( wxGridTableMessage& msg )
-{
- int i;
-
- switch ( msg.GetId() )
+ if ( pos >= curNumRows )
{
- case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
- {
- size_t pos = msg.GetCommandInt();
- int numRows = msg.GetCommandInt2();
- for ( i = 0; i < numRows; i++ )
- {
- m_rowHeights.Insert( m_defaultRowHeight, pos );
- m_rowBottoms.Insert( 0, pos );
- }
- m_numRows += numRows;
- CalcDimensions();
- }
- return TRUE;
-
- case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
- {
- int numRows = msg.GetCommandInt();
- for ( i = 0; i < numRows; i++ )
- {
- m_rowHeights.Add( m_defaultRowHeight );
- m_rowBottoms.Add( 0 );
- }
- m_numRows += numRows;
- CalcDimensions();
- }
- return TRUE;
-
- case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
- {
- size_t pos = msg.GetCommandInt();
- int numRows = msg.GetCommandInt2();
- for ( i = 0; i < numRows; i++ )
- {
- m_rowHeights.Remove( pos );
- m_rowBottoms.Remove( pos );
- }
- m_numRows -= numRows;
-
- // TODO: improve these adjustments...
- //
- if ( m_scrollPosY >= m_numRows )
- m_scrollPosY = 0;
-
- if ( !m_numRows )
- {
- m_numCols = 0;
- m_colWidths.Clear();
- m_colRights.Clear();
- m_currentCellCoords = wxGridNoCellCoords;
- }
- else if ( m_currentCellCoords.GetRow() >= m_numRows )
- {
- m_currentCellCoords.Set( 0, 0 );
- }
- CalcDimensions();
- }
- return TRUE;
+ 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;
+ }
- case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
- {
- size_t pos = msg.GetCommandInt();
- int numCols = msg.GetCommandInt2();
- for ( i = 0; i < numCols; i++ )
- {
- m_colWidths.Insert( m_defaultColWidth, pos );
- m_colRights.Insert( 0, pos );
- }
- m_numCols += numCols;
- CalcDimensions();
- }
- return TRUE;
+ if ( numRows > curNumRows - pos )
+ {
+ numRows = curNumRows - pos;
+ }
- case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
+ if ( numRows >= curNumRows )
+ {
+ m_data.Empty(); // don't release memory just yet
+ }
+ else
+ {
+ for ( n = 0; n < numRows; n++ )
{
- int numCols = msg.GetCommandInt();
- for ( i = 0; i < numCols; i++ )
- {
- m_colWidths.Add( m_defaultColWidth );
- m_colRights.Add( 0 );
- }
- m_numCols += numCols;
- CalcDimensions();
+ m_data.Remove( pos );
}
- return TRUE;
+ }
- case wxGRIDTABLE_NOTIFY_COLS_DELETED:
- {
- size_t pos = msg.GetCommandInt();
- int numCols = msg.GetCommandInt2();
- for ( i = 0; i < numCols; i++ )
- {
- m_colWidths.Remove( pos );
- m_colRights.Remove( pos );
- }
- m_numCols -= numCols;
- //
- // TODO: improve these adjustments...
- //
- if ( m_scrollPosX >= m_numCols )
- m_scrollPosX = 0;
+ if ( GetView() )
+ {
+ wxGridTableMessage msg( this,
+ wxGRIDTABLE_NOTIFY_ROWS_DELETED,
+ pos,
+ numRows );
- if ( !m_numCols )
- {
-#if 0 // leave the row alone here so that AppendCols will work subsequently
- m_numRows = 0;
- m_rowHeights.Clear();
- m_rowBottoms.Clear();
-#endif
- m_currentCellCoords = wxGridNoCellCoords;
- }
- else if ( m_currentCellCoords.GetCol() >= m_numCols )
- {
- m_currentCellCoords.Set( 0, 0 );
- }
- CalcDimensions();
- }
- return TRUE;
+ GetView()->ProcessTableMessage( msg );
}
- return FALSE;
+ return TRUE;
}
-
-//
-// ----- event handlers
-//
-
-// Generate a grid event based on a mouse event and
-// return the result of ProcessEvent()
-//
-bool wxGrid::SendEvent( const wxEventType type,
- int row, int col,
- wxMouseEvent& mouseEv )
+bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
{
- if ( type == EVT_WXGRID_ROW_SIZE ||
- type == EVT_WXGRID_COL_SIZE )
- {
- int rowOrCol = (row == -1 ? col : row);
+ size_t row, col;
- wxGridSizeEvent gridEvt( GetId(),
- type,
- this,
- rowOrCol,
- mouseEv.GetX(), mouseEv.GetY(),
- mouseEv.ControlDown(),
- mouseEv.ShiftDown(),
- mouseEv.AltDown(),
- mouseEv.MetaDown() );
+ size_t curNumRows = m_data.GetCount();
+ size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 );
- return GetEventHandler()->ProcessEvent(gridEvt);
- }
- else if ( type == EVT_WXGRID_RANGE_SELECT )
+ if ( pos >= curNumCols )
{
- wxGridRangeSelectEvent gridEvt( GetId(),
- type,
- this,
- m_selectedTopLeft,
- m_selectedBottomRight,
- mouseEv.ControlDown(),
- mouseEv.ShiftDown(),
- mouseEv.AltDown(),
- mouseEv.MetaDown() );
-
- return GetEventHandler()->ProcessEvent(gridEvt);
+ return AppendCols( numCols );
}
- else
- {
- wxGridEvent gridEvt( GetId(),
- type,
- this,
- row, col,
- mouseEv.GetX(), mouseEv.GetY(),
- mouseEv.ControlDown(),
- mouseEv.ShiftDown(),
- mouseEv.AltDown(),
- mouseEv.MetaDown() );
- return GetEventHandler()->ProcessEvent(gridEvt);
+ for ( row = 0; row < curNumRows; row++ )
+ {
+ for ( col = pos; col < pos + numCols; col++ )
+ {
+ m_data[row].Insert( wxEmptyString, col );
+ }
}
-}
-
-// Generate a grid event of specified type and return the result
-// of ProcessEvent().
-//
-bool wxGrid::SendEvent( const wxEventType type,
- int row, int col )
-{
- if ( type == EVT_WXGRID_ROW_SIZE ||
- type == EVT_WXGRID_COL_SIZE )
+ if ( GetView() )
{
- int rowOrCol = (row == -1 ? col : row);
-
- wxGridSizeEvent gridEvt( GetId(),
- type,
- this,
- rowOrCol );
+ wxGridTableMessage msg( this,
+ wxGRIDTABLE_NOTIFY_COLS_INSERTED,
+ pos,
+ numCols );
- return GetEventHandler()->ProcessEvent(gridEvt);
+ GetView()->ProcessTableMessage( msg );
}
- else
- {
- wxGridEvent gridEvt( GetId(),
- type,
- this,
- row, col );
- return GetEventHandler()->ProcessEvent(gridEvt);
- }
+ return TRUE;
}
-
-void wxGrid::OnPaint( wxPaintEvent& ev )
+bool wxGridStringTable::AppendCols( size_t numCols )
{
- wxPaintDC dc( this );
+ size_t row, n;
- if ( !m_batchCount )
+ size_t curNumRows = m_data.GetCount();
+ if ( !curNumRows )
{
- // define a clipping region to avoid painting over the scroll bars
+ // TODO: something better than this ?
//
- int vs = 0;
- if ( m_vertScrollBar && m_vertScrollBar->IsShown() )
- vs = m_scrollBarWidth;
-
- int hs = 0;
- if ( m_horizScrollBar && m_horizScrollBar->IsShown() )
- hs = m_scrollBarWidth;
+ wxFAIL_MSG( wxT("Unable to append cols to a grid table with no rows.\n"
+ "Call AppendRows() first") );
+ return FALSE;
+ }
- int cw, ch;
- GetClientSize( &cw, &ch );
- dc.SetClippingRegion( 0, 0, cw - vs, ch - hs );
-
- HideCurrentCellHighlight( dc );
-
- DrawLabelAreas( dc );
- DrawColLabels( dc );
- DrawRowLabels( dc );
- DrawCellArea( dc );
- DrawGridLines( dc );
- DrawCells( dc );
-
- // TODO: something more elegant than this...
- //
- if ( m_firstPaint )
+ for ( row = 0; row < curNumRows; row++ )
+ {
+ for ( n = 0; n < numCols; n++ )
{
- if ( m_currentCellCoords == wxGridNoCellCoords )
- m_currentCellCoords.Set(0, 0);
-
- SetEditControlValue();
- ShowCellEditControl();
- m_firstPaint = FALSE;
+ m_data[row].Add( wxEmptyString );
}
+ }
- ShowCurrentCellHighlight( dc );
+ if ( GetView() )
+ {
+ wxGridTableMessage msg( this,
+ wxGRIDTABLE_NOTIFY_COLS_APPENDED,
+ numCols );
- dc.DestroyClippingRegion();
+ GetView()->ProcessTableMessage( msg );
}
-}
+ return TRUE;
+}
-void wxGrid::OnSize( wxSizeEvent& ev )
+bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
{
- CalcDimensions();
-}
+ size_t row, n;
+ size_t curNumRows = m_data.GetCount();
+ size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() : 0 );
-void wxGrid::OnMouse( wxMouseEvent& ev )
-{
- int x = ev.GetX();
- int y = ev.GetY();
- int row, col;
-
- // ------------------------------------------------------------
- //
- // Mouse dragging
- //
- if ( ev.Dragging() )
+ if ( pos >= curNumCols )
{
- m_isDragging = TRUE;
-
- if ( ev.LeftIsDown() )
- {
- 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);
- dc.SetLogicalFunction(wxINVERT);
- if ( m_dragLastPos >= 0 )
- {
- dc.DrawLine( m_dragLastPos, m_top,
- m_dragLastPos, m_bottom );
- }
- dc.DrawLine( ev.GetX(), m_top,
- ev.GetX(), m_bottom );
-
- m_dragLastPos = ev.GetX();
- }
- break;
-
- case WXGRID_CURSOR_SELECT_ROW:
- {
- if ( (row = YToRow( y )) >= 0 &&
- !IsInSelection( row, 0 ) )
- {
- SelectRow( row, TRUE );
- }
- }
- break;
+ 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;
+ }
- case WXGRID_CURSOR_SELECT_COL:
- {
- if ( (col = XToCol( x )) >= 0 &&
- !IsInSelection( 0, col ) )
- {
- SelectCol( col, TRUE );
- }
- }
- break;
- }
- }
- return;
+ if ( numCols > curNumCols - pos )
+ {
+ numCols = curNumCols - pos;
}
- m_isDragging = FALSE;
-
- // ------------------------------------------------------------
- //
- // Left mouse button down
- //
- if ( ev.LeftDown() )
+ for ( row = 0; row < curNumRows; row++ )
{
- row = -1;
- col = -1;
- wxGridCellCoords cellCoords;
-
- switch( XYToArea( x, y ) )
+ if ( numCols >= curNumCols )
+ {
+ m_data[row].Clear();
+ }
+ else
{
- case WXGRID_ROWLABEL:
+ for ( n = 0; n < numCols; n++ )
{
- // 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;
- }
- }
+ m_data[row].Remove( pos );
}
- 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;
+ if ( GetView() )
+ {
+ wxGridTableMessage msg( this,
+ wxGRIDTABLE_NOTIFY_COLS_DELETED,
+ pos,
+ numCols );
- case WXGRID_CORNERLABEL:
- {
- // leave both row and col as -1
- //
- if ( !SendEvent( EVT_WXGRID_LABEL_LEFT_CLICK, row, col, ev ) )
- {
- SelectAll();
- }
- }
- break;
+ GetView()->ProcessTableMessage( msg );
+ }
- case WXGRID_CELL:
- {
- XYToCell( x, y, cellCoords );
- if ( !SendEvent( EVT_WXGRID_CELL_LEFT_CLICK,
- cellCoords.GetRow(),
- cellCoords.GetCol(),
- ev ) )
- {
- MakeCellVisible( cellCoords );
- SelectCell( cellCoords );
- }
- }
- break;
+ return TRUE;
+}
- default:
-#if 0
- wxLogMessage( "outside grid area" );
-#endif
- break;
+wxString wxGridStringTable::GetRowLabelValue( int row )
+{
+ if ( row > (int)(m_rowLabels.GetCount()) - 1 )
+ {
+ // using default label
+ //
+ return wxGridTableBase::GetRowLabelValue( row );
+ }
+ else
+ {
+ return m_rowLabels[ row ];
+ }
+}
+
+wxString wxGridStringTable::GetColLabelValue( int col )
+{
+ if ( col > (int)(m_colLabels.GetCount()) - 1 )
+ {
+ // using default label
+ //
+ return wxGridTableBase::GetColLabelValue( col );
+ }
+ else
+ {
+ return m_colLabels[ col ];
+ }
+}
+
+void wxGridStringTable::SetRowLabelValue( int row, const wxString& value )
+{
+ if ( row > (int)(m_rowLabels.GetCount()) - 1 )
+ {
+ int n = m_rowLabels.GetCount();
+ int i;
+ for ( i = n; i <= row; i++ )
+ {
+ m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) );
}
}
- // ------------------------------------------------------------
- //
- // Left mouse button double click
- //
- else if ( ev.LeftDClick() )
+
+ m_rowLabels[row] = value;
+}
+
+void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
+{
+ if ( col > (int)(m_colLabels.GetCount()) - 1 )
{
- row = -1;
- col = -1;
- wxGridCellCoords cellCoords;
-
- switch( XYToArea( x, y ) )
+ int n = m_colLabels.GetCount();
+ int i;
+ for ( i = n; i <= col; i++ )
{
- 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_colLabels.Add( wxGridTableBase::GetColLabelValue(i) );
+ }
+ }
- 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);
- SendEvent( EVT_WXGRID_LABEL_LEFT_DCLICK, row, col, ev );
- }
- }
+ m_colLabels[col] = 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,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style )
+ : wxTextCtrl( par, id, value, pos, size, style )
+{
+ m_grid = grid;
+ m_isCellControl = isCellControl;
+}
+
+
+void wxGridTextCtrl::OnKeyDown( wxKeyEvent& event )
+{
+ switch ( event.KeyCode() )
+ {
+ case WXK_ESCAPE:
+ m_grid->SetEditControlValue( startValue );
+ SetInsertionPointEnd();
break;
- case WXGRID_CORNERLABEL:
+ case WXK_UP:
+ case WXK_DOWN:
+ case WXK_LEFT:
+ case WXK_RIGHT:
+ case WXK_PRIOR:
+ case WXK_NEXT:
+ case WXK_SPACE:
+ if ( m_isCellControl )
{
- // leave both row and col as -1
+ // send the event to the parent grid, skipping the
+ // event if nothing happens
//
- SendEvent( EVT_WXGRID_LABEL_LEFT_DCLICK, row, col, ev );
+ event.Skip( m_grid->ProcessEvent( event ) );
}
- break;
-
- case WXGRID_CELL:
+ else
{
- XYToCell( x, y, cellCoords );
- SendEvent( EVT_WXGRID_CELL_LEFT_DCLICK,
- cellCoords.GetRow(),
- cellCoords.GetCol(),
- ev );
- }
- break;
-
- default:
-#if 0
- wxLogMessage( "outside grid area" );
-#endif
- break;
- }
- }
- // ------------------------------------------------------------
- //
- // Left mouse button released
- //
- else if ( ev.LeftUp() )
- {
- switch ( m_cursorMode )
- {
- case WXGRID_CURSOR_RESIZE_ROW:
- {
- if ( m_dragLastPos >= 0 )
- {
- // erase the last line and resize the row
- //
- wxClientDC dc( this );
- dc.SetLogicalFunction( wxINVERT );
- dc.DrawLine( m_left, m_dragLastPos,
- m_right, m_dragLastPos );
- HideCellEditControl();
- int top = m_top + m_colLabelHeight;
- if ( m_dragRowOrCol > 0 )
- top = m_rowBottoms[m_dragRowOrCol-1];
- m_rowHeights[m_dragRowOrCol] = wxMax( ev.GetY() - top,
- WXGRID_MIN_ROW_HEIGHT );
- CalcDimensions();
- ShowCellEditControl();
- Refresh();
-
- // Note: we are ending the event *after* doing
- // default processing in this case
- //
- SendEvent( EVT_WXGRID_ROW_SIZE, m_dragRowOrCol, -1, ev );
- }
- }
- break;
-
- case WXGRID_CURSOR_RESIZE_COL:
- {
- if ( m_dragLastPos >= 0 )
- {
- // erase the last line and resize the col
- //
- wxClientDC dc( this );
- dc.SetLogicalFunction( wxINVERT );
- dc.DrawLine( m_left, m_dragLastPos,
- m_right, m_dragLastPos );
- HideCellEditControl();
- int left = m_left + m_rowLabelWidth;
- if ( m_dragRowOrCol > 0 )
- left = m_colRights[m_dragRowOrCol-1];
- m_colWidths[m_dragRowOrCol] = wxMax( ev.GetX() - left,
- WXGRID_MIN_COL_WIDTH );
- CalcDimensions();
- ShowCellEditControl();
- Refresh();
-
- // Note: we are ending the event *after* doing
- // default processing in this case
- //
- SendEvent( EVT_WXGRID_COL_SIZE, -1, m_dragRowOrCol, ev );
- }
- }
- break;
-
- case WXGRID_CURSOR_SELECT_CELL:
- {
- if ( IsSelection() )
- {
- // Note: we are ending the event *after* doing
- // default processing in this case
- //
- SendEvent( EVT_WXGRID_RANGE_SELECT, -1, -1, ev );
- }
- }
- break;
- }
-
- m_dragLastPos = -1;
- }
- // ------------------------------------------------------------
- //
- // Right mouse button down
- //
- else if ( ev.RightDown() )
- {
- row = -1;
- col = -1;
- wxGridCellCoords cellCoords;
-
- switch( XYToArea( x, y ) )
- {
-
- case WXGRID_ROWLABEL:
- {
- row = YToRow(y);
- if ( !SendEvent( EVT_WXGRID_LABEL_RIGHT_CLICK, row, col, ev ) )
- {
- // TODO: default processing ?
- }
+ // default text control response within the top edit
+ // control
+ //
+ event.Skip();
}
break;
- case WXGRID_COLLABEL:
+ case WXK_RETURN:
+ if ( m_isCellControl )
{
- col = XToCol(x);
- if ( !SendEvent( EVT_WXGRID_LABEL_RIGHT_CLICK, row, col, ev ) )
+ if ( !m_grid->ProcessEvent( event ) )
{
- // TODO: default processing ?
+#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;
- case WXGRID_CORNERLABEL:
+ case WXK_HOME:
+ case WXK_END:
+ if ( m_isCellControl )
{
- // leave both row and col as -1
+ // send the event to the parent grid, skipping the
+ // event if nothing happens
//
- if ( !SendEvent( EVT_WXGRID_LABEL_RIGHT_CLICK, row, col, ev ) )
- {
- // TODO: default processing ?
- }
+ event.Skip( m_grid->ProcessEvent( event ) );
}
- break;
-
- case WXGRID_CELL:
+ else
{
- XYToCell( x, y, cellCoords );
- if ( !SendEvent( EVT_WXGRID_CELL_RIGHT_CLICK,
- cellCoords.GetRow(),
- cellCoords.GetCol(),
- ev ) )
- {
- // TODO: default processing ?
- }
+ // default text control response within the top edit
+ // control
+ //
+ event.Skip();
}
break;
- default:
-#if 0
- wxLogMessage( "outside grid area" );
-#endif
- break;
- }
+ default:
+ event.Skip();
}
- // ------------------------------------------------------------
- //
- // 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;
+void wxGridTextCtrl::SetStartValue( const wxString& s )
+{
+ startValue = s;
+ wxTextCtrl::SetValue(s);
+}
- case WXGRID_CORNERLABEL:
- {
- // leave both row and col as -1
- //
- SendEvent( EVT_WXGRID_LABEL_RIGHT_DCLICK, row, col, ev );
- }
- break;
- 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
- //
- else if ( ev.Moving() )
- {
- switch( XYToArea( x, y ) )
- {
- 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;
+IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
- default:
- {
- if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
- {
- m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
- SetCursor( *wxSTANDARD_CURSOR );
- }
- }
- break;
- }
- }
-}
+BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
+ EVT_PAINT( wxGridRowLabelWindow::OnPaint )
+ EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
+ EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown )
+END_EVENT_TABLE()
+wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
+ wxWindowID id,
+ const wxPoint &pos, const wxSize &size )
+ : wxWindow( parent, id, pos, size )
+{
+ m_owner = parent;
+}
-void wxGrid::OnKeyDown( wxKeyEvent& ev )
+void wxGridRowLabelWindow::OnPaint( wxPaintEvent &event )
{
- if ( m_inOnKeyDown )
- {
- // shouldn't be here - we are going round in circles...
- //
- wxLogFatalError( "wxGrid::OnKeyDown called while alread active" );
- }
+ wxPaintDC dc(this);
- m_inOnKeyDown = TRUE;
-
- // propagate the event up and see if it gets processed
+ // 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
//
- wxWindow *parent = GetParent();
- wxKeyEvent keyEvt( ev );
- keyEvt.SetEventObject( parent );
-
- if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
- {
- // try local handlers
- //
- switch ( ev.KeyCode() )
- {
- case WXK_UP:
- if ( ev.ControlDown() )
- {
- MoveCursorUpBlock();
- }
- else
- {
- MoveCursorUp();
- }
- break;
-
- case WXK_DOWN:
- if ( ev.ControlDown() )
- {
- MoveCursorDownBlock();
- }
- else
- {
- MoveCursorDown();
- }
- break;
+ // m_owner->PrepareDC( dc );
- case WXK_LEFT:
- if ( ev.ControlDown() )
- {
- MoveCursorLeftBlock();
- }
- else
- {
- MoveCursorLeft();
- }
- break;
-
- case WXK_RIGHT:
- if ( ev.ControlDown() )
- {
- MoveCursorRightBlock();
- }
- else
- {
- MoveCursorRight();
- }
- break;
+ int x, y;
+ m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
+ dc.SetDeviceOrigin( 0, -y );
- case WXK_RETURN:
- MoveCursorDown();
- break;
+ m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
+ m_owner->DrawRowLabels( dc );
+}
- case WXK_HOME:
- if ( ev.ControlDown() )
- {
- MakeCellVisible( 0, 0 );
- SelectCell( 0, 0 );
- }
- else
- {
- ev.Skip();
- }
- break;
-
- case WXK_END:
- if ( ev.ControlDown() )
- {
- MakeCellVisible( m_numRows-1, m_numCols-1 );
- SelectCell( m_numRows-1, m_numCols-1 );
- }
- else
- {
- ev.Skip();
- }
- break;
-
- default:
- // now try the cell edit control
- //
- if ( IsCellEditControlEnabled() )
- {
- ev.SetEventObject( m_cellEditCtrl );
- m_cellEditCtrl->GetEventHandler()->ProcessEvent( ev );
- }
- break;
- }
- }
- m_inOnKeyDown = FALSE;
+void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
+{
+ m_owner->ProcessRowLabelMouseEvent( event );
}
-// Text updated in an edit control - either a text control or a
-// combo box
+// This seems to be required for wxMotif otherwise the mouse
+// cursor must be in the cell edit control to get key events
//
-void wxGrid::OnText( wxKeyEvent& ev )
+void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event )
{
- if ( !m_inOnText )
- {
- m_inOnText = TRUE;
- wxWindow *ctrl = (wxWindow *)ev.GetEventObject();
+ if ( !m_owner->ProcessEvent( event ) ) event.Skip();
+}
+
- 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() )
- {
- 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;
- }
- }
- }
- m_inOnText = FALSE;
+//////////////////////////////////////////////////////////////////////
+
+IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
+
+BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
+ EVT_PAINT( wxGridColLabelWindow::OnPaint )
+ EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
+ EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown )
+END_EVENT_TABLE()
+
+wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
+ wxWindowID id,
+ const wxPoint &pos, const wxSize &size )
+ : wxWindow( parent, id, pos, size )
+{
+ m_owner = parent;
}
-void wxGrid::OnGridScroll( wxScrollEvent& ev )
+void wxGridColLabelWindow::OnPaint( wxPaintEvent &event )
{
- // propagate the event up and see if it gets processed
+ wxPaintDC dc(this);
+
+ // NO - don't do this because it will set both the x and y origin
+ // coords to match the parent scrolled window and we just want to
+ // set the x coord - MB
//
- wxWindow *parent = GetParent();
- wxScrollEvent scrollEvt( ev );
- if (parent->GetEventHandler()->ProcessEvent( scrollEvt )) return;
-
- HideCellEditControl();
+ // m_owner->PrepareDC( dc );
- if ( ev.GetEventObject() == m_horizScrollBar )
- {
- if ( ev.GetPosition() != m_scrollPosX )
- {
- SetHorizontalScrollPos( ev.GetPosition() );
- }
- }
- else
- {
- if ( ev.GetPosition() != m_scrollPosY )
- {
- SetVerticalScrollPos( ev.GetPosition() );
- }
- }
+ int x, y;
+ m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
+ dc.SetDeviceOrigin( -x, 0 );
- ShowCellEditControl();
+ m_owner->CalcColLabelsExposed( GetUpdateRegion() );
+ m_owner->DrawColLabels( dc );
}
-void wxGrid::SelectCell( const wxGridCellCoords& coords )
+void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
{
- wxClientDC dc( this );
+ m_owner->ProcessColLabelMouseEvent( event );
+}
- if ( m_currentCellCoords != wxGridNoCellCoords )
- {
- HideCurrentCellHighlight( dc );
- HideCellEditControl();
- SaveEditControlValue();
- }
- m_currentCellCoords = coords;
+// 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();
+}
- SetEditControlValue();
- if ( IsOnScreen() )
- {
- ShowCellEditControl();
- ShowCurrentCellHighlight( dc );
- }
- if ( IsSelection() )
- {
- ClearSelection();
- if ( !GetBatchCount() ) Refresh();
- }
-}
+//////////////////////////////////////////////////////////////////////
-void wxGrid::ShowCellEditControl()
+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 )
{
- wxRect rect;
-
- if ( IsCellEditControlEnabled() )
- {
- if ( !IsVisible( m_currentCellCoords ) )
- {
- return;
- }
- else
- {
- rect = CellToRect( m_currentCellCoords );
-
- m_cellEditCtrl->SetSize( rect );
- m_cellEditCtrl->Show( TRUE );
+ m_owner = parent;
+}
- switch ( m_editCtrlType )
- {
- case wxGRID_TEXTCTRL:
- ((wxTextCtrl *) m_cellEditCtrl)->SetInsertionPointEnd();
- break;
+void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
+{
+ wxPaintDC dc(this);
- case wxGRID_CHECKBOX:
- // TODO: anything ???
- //
- break;
+ int client_height = 0;
+ int client_width = 0;
+ GetClientSize( &client_width, &client_height );
- case wxGRID_CHOICE:
- // TODO: anything ???
- //
- break;
-
- case wxGRID_COMBOBOX:
- // TODO: anything ???
- //
- break;
- }
+ 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 );
- m_cellEditCtrl->SetFocus();
- }
- }
+ dc.SetPen( *wxWHITE_PEN );
+ dc.DrawLine( 0, 0, client_width, 0 );
+ dc.DrawLine( 0, 0, 0, client_height );
}
-void wxGrid::HideCellEditControl()
+void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
{
- if ( IsCellEditControlEnabled() )
- {
- m_cellEditCtrl->Show( FALSE );
- }
+ m_owner->ProcessCornerLabelMouseEvent( event );
}
-void wxGrid::SetEditControlValue( const wxString& value )
-{
- if ( m_table )
- {
- wxString s;
- s = ( value == wxEmptyString ? GetCellValue(m_currentCellCoords) : value );
- if ( IsTopEditControlEnabled() )
- {
- switch ( m_editCtrlType )
- {
- case wxGRID_TEXTCTRL:
- ((wxGridTextCtrl *)m_topEditCtrl)->SetStartValue(s);
- break;
+// 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();
+}
- case wxGRID_CHECKBOX:
- // TODO: implement this
- //
- break;
- case wxGRID_CHOICE:
- // TODO: implement this
- //
- break;
-
- case wxGRID_COMBOBOX:
- // TODO: implement this
- //
- break;
- }
- }
- if ( IsCellEditControlEnabled() )
- {
- switch ( m_editCtrlType )
- {
- case wxGRID_TEXTCTRL:
- ((wxGridTextCtrl *)m_cellEditCtrl)->SetStartValue(s);
- break;
+//////////////////////////////////////////////////////////////////////
- case wxGRID_CHECKBOX:
- // TODO: implement this
- //
- break;
+IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxPanel )
- case wxGRID_CHOICE:
- // TODO: implement this
- //
- break;
-
- case wxGRID_COMBOBOX:
- // TODO: implement this
- //
- break;
- }
- }
- }
-}
+BEGIN_EVENT_TABLE( wxGridWindow, wxPanel )
+ EVT_PAINT( wxGridWindow::OnPaint )
+ EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
+ EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
+ EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
+END_EVENT_TABLE()
-void wxGrid::SaveEditControlValue()
+wxGridWindow::wxGridWindow( wxGrid *parent,
+ wxGridRowLabelWindow *rowLblWin,
+ wxGridColLabelWindow *colLblWin,
+ wxWindowID id, const wxPoint &pos, const wxSize &size )
+ : wxPanel( parent, id, pos, size, 0, "grid window" )
{
- if ( m_table )
- {
- wxWindow *ctrl = (wxWindow *)NULL;
+ m_owner = parent;
+ m_rowLabelWin = rowLblWin;
+ m_colLabelWin = colLblWin;
- if ( IsCellEditControlEnabled() )
- {
- ctrl = m_cellEditCtrl;
- }
- else if ( IsTopEditControlEnabled() )
- {
- ctrl = m_topEditCtrl;
- }
- else
- {
- return;
- }
-
- bool valueChanged = FALSE;
-
- switch ( m_editCtrlType )
- {
- case wxGRID_TEXTCTRL:
- valueChanged = (((wxGridTextCtrl *)ctrl)->GetValue() !=
- ((wxGridTextCtrl *)ctrl)->GetStartValue());
- SetCellValue( m_currentCellCoords,
- ((wxTextCtrl *) ctrl)->GetValue() );
- break;
+ SetBackgroundColour( "WHITE" );
+}
- 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_WXGRID_CELL_CHANGE,
- m_currentCellCoords.GetRow(),
- m_currentCellCoords.GetCol() );
- }
- }
+wxGridWindow::~wxGridWindow()
+{
}
-int wxGrid::XYToArea( int x, int y )
+void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
{
- if ( x > m_left && x < m_right &&
- y > m_top && y < m_bottom )
- {
- 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;
- }
- }
-
- return WXGRID_NOAREA;
+ wxPaintDC dc( this );
+ m_owner->PrepareDC( dc );
+ wxRegion reg = GetUpdateRegion();
+ m_owner->CalcCellsExposed( reg );
+ m_owner->DrawGridCellArea( dc );
+#if WXGRID_DRAW_LINES
+ m_owner->DrawAllGridLines( dc, reg );
+#endif
}
-void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords )
+void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
{
- coords.SetRow( YToRow(y) );
- coords.SetCol( XToCol(x) );
+ wxPanel::ScrollWindow( dx, dy, rect );
+ m_rowLabelWin->ScrollWindow( 0, dy, rect );
+ m_colLabelWin->ScrollWindow( dx, 0, rect );
}
-int wxGrid::YToRow( int y )
+void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
{
- int i;
-
- if ( y > m_top + m_colLabelHeight )
- {
- for ( i = m_scrollPosY; i < m_numRows; i++ )
- {
- if ( y < m_rowBottoms[i] )
- {
- return i;
- }
- }
- }
-
- return -1;
+ m_owner->ProcessGridCellMouseEvent( event );
}
-int wxGrid::XToCol( int x )
+// 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 )
{
- int i;
-
- if ( x > m_left + m_rowLabelWidth )
- {
- for ( i = m_scrollPosX; i < m_numCols; i++ )
- {
- if ( x < m_colRights[i] )
- {
- return i;
- }
- }
- }
+ if ( !m_owner->ProcessEvent( event ) ) event.Skip();
+}
- return -1;
+void wxGridWindow::OnEraseBackground(wxEraseEvent&)
+{ }
+
+
+
+//////////////////////////////////////////////////////////////////////
+
+IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
+
+BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
+ EVT_PAINT( wxGrid::OnPaint )
+ EVT_SIZE( wxGrid::OnSize )
+ EVT_KEY_DOWN( wxGrid::OnKeyDown )
+ EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
+END_EVENT_TABLE()
+
+wxGrid::wxGrid( wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxString& name )
+ : wxScrolledWindow( parent, id, pos, size, style, name )
+{
+ Create();
}
-// 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 )
+wxGrid::~wxGrid()
{
- int i, d;
-
- if ( y > m_top + m_colLabelHeight )
- {
- for ( i = m_scrollPosY; i < m_numRows; i++ )
- {
- if ( m_rowHeights[i] > WXGRID_LABEL_EDGE_ZONE )
- {
- d = abs( y - m_rowBottoms[i] );
- {
- if ( d < WXGRID_LABEL_EDGE_ZONE ) return i;
- }
- }
- }
- }
+ ClearAttrCache();
+ m_defaultCellAttr->SafeDecRef();
- return -1;
-
+#ifdef DEBUG_ATTR_CACHE
+ size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses;
+ wxPrintf(_T("wxGrid attribute cache statistics: "
+ "total: %u, hits: %u (%u%%)\n"),
+ total, gs_nAttrCacheHits,
+ total ? (gs_nAttrCacheHits*100) / total : 0);
+#endif
+
+ if (m_ownTable)
+ delete m_table;
}
-// 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 )
+// ----- internal init and update functions
+//
+
+void wxGrid::Create()
{
- int i, d;
-
- if ( x > m_left + m_rowLabelWidth )
- {
- for ( i = m_scrollPosX; i < m_numCols; i++ )
- {
- if ( m_colWidths[i] > WXGRID_LABEL_EDGE_ZONE )
- {
- d = abs( x - m_colRights[i] );
- {
- if ( d < WXGRID_LABEL_EDGE_ZONE ) return i;
- }
- }
- }
- }
+ m_created = FALSE; // set to TRUE by CreateGrid
+ m_displayed = FALSE; // set to TRUE by OnPaint
- return -1;
-
-}
+ m_table = (wxGridTableBase *) NULL;
+ m_ownTable = FALSE;
+ m_cellEditCtrl = (wxWindow *) NULL;
+ m_defaultCellAttr = new wxGridCellAttr;
+ m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
+ // RD: Should we fill the default attrs now or is waiting until Init() okay?
-wxRect wxGrid::CellToRect( int row, int col )
-{
- wxRect rect( -1, -1, -1, -1 );
- if ( row >= m_scrollPosY && col >= m_scrollPosX )
- {
- rect.x = m_colRights[col] - m_colWidths[col];
- rect.y = m_rowBottoms[row] - m_rowHeights[row];
- rect.width = m_colWidths[col];
- rect.height = m_rowHeights[ row ];
- }
+ m_numRows = 0;
+ m_numCols = 0;
+ m_currentCellCoords = wxGridNoCellCoords;
- return rect;
-}
+ m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
+ m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
+ m_cornerLabelWin = new wxGridCornerLabelWindow( this,
+ -1,
+ wxDefaultPosition,
+ wxDefaultSize );
-bool wxGrid::MoveCursorUp()
-{
- if ( m_currentCellCoords != wxGridNoCellCoords &&
- m_currentCellCoords.GetRow() > 0 )
- {
- SelectCell( m_currentCellCoords.GetRow() - 1,
- m_currentCellCoords.GetCol() );
+ m_rowLabelWin = new wxGridRowLabelWindow( this,
+ -1,
+ wxDefaultPosition,
+ wxDefaultSize );
- if ( !IsVisible( m_currentCellCoords ) )
- MakeCellVisible( m_currentCellCoords );
+ m_colLabelWin = new wxGridColLabelWindow( this,
+ -1,
+ wxDefaultPosition,
+ wxDefaultSize );
- return TRUE;
- }
+ m_gridWin = new wxGridWindow( this,
+ m_rowLabelWin,
+ m_colLabelWin,
+ -1,
+ wxDefaultPosition,
+ wxDefaultSize );
- return FALSE;
+ SetTargetWindow( m_gridWin );
}
-bool wxGrid::MoveCursorDown()
+
+bool wxGrid::CreateGrid( int numRows, int numCols )
{
- // TODO: allow for scrolling
- //
- if ( m_currentCellCoords != wxGridNoCellCoords &&
- m_currentCellCoords.GetRow() < m_numRows-1 )
+ if ( m_created )
+ {
+ wxFAIL_MSG( wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
+ return FALSE;
+ }
+ else
{
- SelectCell( m_currentCellCoords.GetRow() + 1,
- m_currentCellCoords.GetCol() );
+ m_numRows = numRows;
+ m_numCols = numCols;
- if ( !IsVisible( m_currentCellCoords ) )
- MakeCellVisible( m_currentCellCoords );
-
- return TRUE;
+ m_table = new wxGridStringTable( m_numRows, m_numCols );
+ m_table->SetView( this );
+ m_ownTable = TRUE;
+ Init();
+ m_created = TRUE;
}
- return FALSE;
+ return m_created;
}
-bool wxGrid::MoveCursorLeft()
+bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership )
{
- if ( m_currentCellCoords != wxGridNoCellCoords &&
- m_currentCellCoords.GetCol() > 0 )
+ if ( m_created )
{
- SelectCell( m_currentCellCoords.GetRow(),
- m_currentCellCoords.GetCol() - 1 );
+ wxFAIL_MSG( wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
+ return FALSE;
+ }
+ else
+ {
+ m_numRows = table->GetNumberRows();
+ m_numCols = table->GetNumberCols();
- if ( !IsVisible( m_currentCellCoords ) )
- MakeCellVisible( m_currentCellCoords );
-
- return TRUE;
+ m_table = table;
+ m_table->SetView( this );
+ if (takeOwnership)
+ m_ownTable = TRUE;
+ Init();
+ m_created = TRUE;
}
- return FALSE;
+ return m_created;
}
-bool wxGrid::MoveCursorRight()
+
+void wxGrid::Init()
{
- if ( m_currentCellCoords != wxGridNoCellCoords &&
- m_currentCellCoords.GetCol() < m_numCols - 1 )
- {
- SelectCell( m_currentCellCoords.GetRow(),
- m_currentCellCoords.GetCol() + 1 );
+ int i;
- if ( !IsVisible( m_currentCellCoords ) )
- MakeCellVisible( m_currentCellCoords );
-
- return TRUE;
- }
+ if ( m_numRows <= 0 )
+ m_numRows = WXGRID_DEFAULT_NUMBER_ROWS;
- return FALSE;
-}
+ if ( m_numCols <= 0 )
+ m_numCols = WXGRID_DEFAULT_NUMBER_COLS;
-bool wxGrid::MoveCursorUpBlock()
-{
- if ( m_table &&
- m_currentCellCoords != wxGridNoCellCoords &&
- m_currentCellCoords.GetRow() > 0 )
+ m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
+ m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
+
+ if ( m_rowLabelWin )
{
- int row = m_currentCellCoords.GetRow();
- int col = m_currentCellCoords.GetCol();
-
- if ( m_table->IsEmptyCell(row, col) )
+ m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour();
+ }
+ else
+ {
+ m_labelBackgroundColour = wxColour( _T("WHITE") );
+ }
+
+ m_labelTextColour = wxColour( _T("BLACK") );
+
+ // init attr cache
+ m_attrCache.row = -1;
+
+ // TODO: something better than this ?
+ //
+ m_labelFont = this->GetFont();
+ m_labelFont.SetWeight( m_labelFont.GetWeight() + 2 );
+
+ m_rowLabelHorizAlign = wxLEFT;
+ m_rowLabelVertAlign = wxCENTRE;
+
+ m_colLabelHorizAlign = wxCENTRE;
+ m_colLabelVertAlign = wxTOP;
+
+ m_defaultColWidth = WXGRID_DEFAULT_COL_WIDTH;
+ m_defaultRowHeight = m_gridWin->GetCharHeight();
+
+#if defined(__WXMOTIF__) || defined(__WXGTK__) // see also text ctrl sizing in ShowCellEditControl()
+ m_defaultRowHeight += 8;
+#else
+ m_defaultRowHeight += 4;
+#endif
+
+ m_rowHeights.Alloc( m_numRows );
+ m_rowBottoms.Alloc( m_numRows );
+ int rowBottom = 0;
+ for ( i = 0; i < m_numRows; i++ )
+ {
+ m_rowHeights.Add( m_defaultRowHeight );
+ rowBottom += m_defaultRowHeight;
+ m_rowBottoms.Add( rowBottom );
+ }
+
+ m_colWidths.Alloc( m_numCols );
+ m_colRights.Alloc( m_numCols );
+ int colRight = 0;
+ for ( i = 0; i < m_numCols; i++ )
+ {
+ m_colWidths.Add( m_defaultColWidth );
+ colRight += m_defaultColWidth;
+ m_colRights.Add( colRight );
+ }
+
+ m_defaultCellAttr->SetFont(GetFont());
+ m_defaultCellAttr->SetAlignment(wxLEFT, wxTOP);
+ m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer);
+ m_defaultCellAttr->SetTextColour(
+ wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT));
+ m_defaultCellAttr->SetBackgroundColour(
+ wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
+
+
+ m_gridLineColour = wxColour( 128, 128, 255 );
+ m_gridLinesEnabled = TRUE;
+
+ m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
+ m_winCapture = (wxWindow *)NULL;
+ m_dragLastPos = -1;
+ m_dragRowOrCol = -1;
+ m_isDragging = FALSE;
+
+ m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
+ m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
+
+ m_currentCellCoords = wxGridNoCellCoords;
+
+ m_selectedTopLeft = wxGridNoCellCoords;
+ m_selectedBottomRight = wxGridNoCellCoords;
+ m_selectionBackground = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHT);
+ m_selectionForeground = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
+
+ m_editable = TRUE; // default for whole grid
+
+ m_inOnKeyDown = FALSE;
+ m_batchCount = 0;
+
+ // 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 )
+ {
+ int right = m_colRights[ m_numCols-1 ] + 50;
+ int bottom = m_rowBottoms[ m_numRows-1 ] + 50;
+
+ // TODO: restore the scroll position that we had before sizing
+ //
+ int x, y;
+ GetViewStart( &x, &y );
+ SetScrollbars( GRID_SCROLL_LINE, GRID_SCROLL_LINE,
+ right/GRID_SCROLL_LINE, bottom/GRID_SCROLL_LINE,
+ x, y );
+ }
+}
+
+
+void wxGrid::CalcWindowSizes()
+{
+ int cw, ch;
+ GetClientSize( &cw, &ch );
+
+ if ( m_cornerLabelWin->IsShown() )
+ m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
+
+ if ( m_colLabelWin->IsShown() )
+ m_colLabelWin->SetSize( m_rowLabelWidth, 0, cw-m_rowLabelWidth, m_colLabelHeight);
+
+ if ( m_rowLabelWin->IsShown() )
+ m_rowLabelWin->SetSize( 0, m_colLabelHeight, m_rowLabelWidth, ch-m_colLabelHeight);
+
+ if ( m_gridWin->IsShown() )
+ m_gridWin->SetSize( m_rowLabelWidth, m_colLabelHeight, cw-m_rowLabelWidth, ch-m_colLabelHeight);
+}
+
+
+// this is called when the grid table sends a message to say that it
+// has been redimensioned
+//
+bool wxGrid::Redimension( wxGridTableMessage& msg )
+{
+ int i;
+
+ switch ( msg.GetId() )
+ {
+ case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
{
- // starting in an empty cell: find the next block of
- // non-empty cells
- //
- while ( row > 0 )
+ size_t pos = msg.GetCommandInt();
+ int numRows = msg.GetCommandInt2();
+ for ( i = 0; i < numRows; i++ )
{
- row-- ;
- if ( !(m_table->IsEmptyCell(row, col)) ) break;
+ m_rowHeights.Insert( m_defaultRowHeight, pos );
+ m_rowBottoms.Insert( 0, pos );
+ }
+ m_numRows += numRows;
+
+ int bottom = 0;
+ if ( pos > 0 ) bottom = m_rowBottoms[pos-1];
+
+ for ( i = pos; i < m_numRows; i++ )
+ {
+ bottom += m_rowHeights[i];
+ m_rowBottoms[i] = bottom;
}
+ CalcDimensions();
}
- else if ( m_table->IsEmptyCell(row-1, col) )
+ return TRUE;
+
+ case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
{
- // starting at the top of a block: find the next block
- //
- row--;
- while ( row > 0 )
+ int numRows = msg.GetCommandInt();
+ for ( i = 0; i < numRows; i++ )
{
- row-- ;
- if ( !(m_table->IsEmptyCell(row, col)) ) break;
+ 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();
}
- else
+ return TRUE;
+
+ case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
{
- // starting within a block: find the top of the block
- //
- while ( row > 0 )
+ size_t pos = msg.GetCommandInt();
+ int numRows = msg.GetCommandInt2();
+ for ( i = 0; i < numRows; i++ )
{
- row-- ;
- if ( m_table->IsEmptyCell(row, col) )
+ m_rowHeights.Remove( pos );
+ m_rowBottoms.Remove( pos );
+ }
+ m_numRows -= numRows;
+
+ if ( !m_numRows )
+ {
+ m_numCols = 0;
+ m_colWidths.Clear();
+ m_colRights.Clear();
+ m_currentCellCoords = wxGridNoCellCoords;
+ }
+ else
+ {
+ if ( m_currentCellCoords.GetRow() >= m_numRows )
+ m_currentCellCoords.Set( 0, 0 );
+
+ int h = 0;
+ for ( i = 0; i < m_numRows; i++ )
{
- row++ ;
- break;
+ h += m_rowHeights[i];
+ m_rowBottoms[i] = h;
}
}
- }
-
- SelectCell( row, col );
-
- if ( !IsVisible( m_currentCellCoords ) )
- MakeCellVisible( m_currentCellCoords );
+ CalcDimensions();
+ }
return TRUE;
- }
-
- return FALSE;
-}
-bool wxGrid::MoveCursorDownBlock()
-{
- if ( m_table &&
- m_currentCellCoords != wxGridNoCellCoords &&
- m_currentCellCoords.GetRow() < m_numRows-1 )
- {
- int row = m_currentCellCoords.GetRow();
- int col = m_currentCellCoords.GetCol();
-
- if ( m_table->IsEmptyCell(row, col) )
+ case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
{
- // starting in an empty cell: find the next block of
- // non-empty cells
- //
- while ( row < m_numRows-1 )
+ size_t pos = msg.GetCommandInt();
+ int numCols = msg.GetCommandInt2();
+ for ( i = 0; i < numCols; i++ )
{
- row++ ;
- if ( !(m_table->IsEmptyCell(row, col)) ) break;
+ m_colWidths.Insert( m_defaultColWidth, pos );
+ m_colRights.Insert( 0, pos );
}
- }
- 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 )
+ m_numCols += numCols;
+
+ int right = 0;
+ if ( pos > 0 ) right = m_colRights[pos-1];
+
+ for ( i = pos; i < m_numCols; i++ )
{
- row++ ;
- if ( !(m_table->IsEmptyCell(row, col)) ) break;
+ right += m_colWidths[i];
+ m_colRights[i] = right;
}
+ CalcDimensions();
}
- else
+ return TRUE;
+
+ case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
{
- // starting within a block: find the bottom of the block
- //
- while ( row < m_numRows-1 )
+ int numCols = msg.GetCommandInt();
+ for ( i = 0; i < numCols; i++ )
{
- row++ ;
- if ( m_table->IsEmptyCell(row, col) )
- {
- row-- ;
- break;
- }
+ 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();
}
-
- SelectCell( row, col );
+ return TRUE;
- if ( !IsVisible( m_currentCellCoords ) )
- MakeCellVisible( m_currentCellCoords );
+ case wxGRIDTABLE_NOTIFY_COLS_DELETED:
+ {
+ size_t pos = msg.GetCommandInt();
+ int numCols = msg.GetCommandInt2();
+ for ( i = 0; i < numCols; i++ )
+ {
+ m_colWidths.Remove( pos );
+ m_colRights.Remove( pos );
+ }
+ m_numCols -= numCols;
+ if ( !m_numCols )
+ {
+#if 0 // leave the row alone here so that AppendCols will work subsequently
+ m_numRows = 0;
+ m_rowHeights.Clear();
+ m_rowBottoms.Clear();
+#endif
+ m_currentCellCoords = wxGridNoCellCoords;
+ }
+ else
+ {
+ if ( m_currentCellCoords.GetCol() >= m_numCols )
+ m_currentCellCoords.Set( 0, 0 );
+
+ int w = 0;
+ for ( i = 0; i < m_numCols; i++ )
+ {
+ w += m_colWidths[i];
+ m_colRights[i] = w;
+ }
+ }
+ CalcDimensions();
+ }
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+
+void wxGrid::CalcRowLabelsExposed( wxRegion& reg )
+{
+ wxRegionIterator iter( reg );
+ wxRect r;
+
+ m_rowLabelsExposed.Empty();
+
+ int top, bottom;
+ while ( iter )
+ {
+ r = iter.GetRect();
+
+ // TODO: remove this when we can...
+ // There is a bug in wxMotif that gives garbage update
+ // rectangles if you jump-scroll a long way by clicking the
+ // scrollbar with middle button. This is a work-around
+ //
+#if defined(__WXMOTIF__)
+ int cw, ch;
+ m_gridWin->GetClientSize( &cw, &ch );
+ if ( r.GetTop() > ch ) r.SetTop( 0 );
+ r.SetBottom( wxMin( r.GetBottom(), ch ) );
+#endif
+
+ // logical bounds of update region
+ //
+ int dummy;
+ CalcUnscrolledPosition( 0, r.GetTop(), &dummy, &top );
+ CalcUnscrolledPosition( 0, r.GetBottom(), &dummy, &bottom );
+
+ // find the row labels within these bounds
+ //
+ int row;
+ int rowTop;
+ for ( row = 0; row < m_numRows; row++ )
+ {
+ if ( m_rowBottoms[row] < top ) continue;
+
+ rowTop = m_rowBottoms[row] - m_rowHeights[row];
+ if ( rowTop > bottom ) break;
+
+ m_rowLabelsExposed.Add( row );
+ }
+
+ iter++ ;
+ }
+}
+
+
+void wxGrid::CalcColLabelsExposed( wxRegion& reg )
+{
+ wxRegionIterator iter( reg );
+ wxRect r;
+
+ m_colLabelsExposed.Empty();
+
+ int left, right;
+ while ( iter )
+ {
+ r = iter.GetRect();
+
+ // TODO: remove this when we can...
+ // There is a bug in wxMotif that gives garbage update
+ // rectangles if you jump-scroll a long way by clicking the
+ // scrollbar with middle button. This is a work-around
+ //
+#if defined(__WXMOTIF__)
+ int cw, ch;
+ m_gridWin->GetClientSize( &cw, &ch );
+ if ( r.GetLeft() > cw ) r.SetLeft( 0 );
+ r.SetRight( wxMin( r.GetRight(), cw ) );
+#endif
+
+ // logical bounds of update region
+ //
+ int dummy;
+ CalcUnscrolledPosition( r.GetLeft(), 0, &left, &dummy );
+ CalcUnscrolledPosition( r.GetRight(), 0, &right, &dummy );
+
+ // find the cells within these bounds
+ //
+ int col;
+ int colLeft;
+ for ( col = 0; col < m_numCols; col++ )
+ {
+ if ( m_colRights[col] < left ) continue;
+
+ colLeft = m_colRights[col] - m_colWidths[col];
+ if ( colLeft > right ) break;
+
+ m_colLabelsExposed.Add( col );
+ }
+
+ iter++ ;
+ }
+}
+
+
+void wxGrid::CalcCellsExposed( wxRegion& reg )
+{
+ wxRegionIterator iter( reg );
+ wxRect r;
+
+ m_cellsExposed.Empty();
+ m_rowsExposed.Empty();
+ m_colsExposed.Empty();
+
+ int left, top, right, bottom;
+ while ( iter )
+ {
+ r = iter.GetRect();
+
+ // TODO: remove this when we can...
+ // There is a bug in wxMotif that gives garbage update
+ // rectangles if you jump-scroll a long way by clicking the
+ // scrollbar with middle button. This is a work-around
+ //
+#if defined(__WXMOTIF__)
+ int cw, ch;
+ m_gridWin->GetClientSize( &cw, &ch );
+ if ( r.GetTop() > ch ) r.SetTop( 0 );
+ if ( r.GetLeft() > cw ) r.SetLeft( 0 );
+ r.SetRight( wxMin( r.GetRight(), cw ) );
+ r.SetBottom( wxMin( r.GetBottom(), ch ) );
+#endif
+
+ // logical bounds of update region
+ //
+ CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
+ CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
+
+ // find the cells within these bounds
+ //
+ int row, col;
+ int colLeft, rowTop;
+ for ( row = 0; row < m_numRows; row++ )
+ {
+ if ( m_rowBottoms[row] < top ) continue;
+
+ rowTop = m_rowBottoms[row] - m_rowHeights[row];
+ if ( rowTop > bottom ) break;
+
+ m_rowsExposed.Add( row );
+
+ for ( col = 0; col < m_numCols; col++ )
+ {
+ if ( m_colRights[col] < left ) continue;
+
+ colLeft = m_colRights[col] - m_colWidths[col];
+ if ( colLeft > right ) break;
+
+ if ( m_colsExposed.Index( col ) == wxNOT_FOUND ) m_colsExposed.Add( col );
+ m_cellsExposed.Add( wxGridCellCoords( row, col ) );
+ }
+ }
+
+ iter++ ;
+ }
+}
+
+
+void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
+{
+ int x, y, row;
+ wxPoint pos( event.GetPosition() );
+ CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
+
+ if ( event.Dragging() )
+ {
+ m_isDragging = TRUE;
+
+ if ( event.LeftIsDown() )
+ {
+ switch( m_cursorMode )
+ {
+ case WXGRID_CURSOR_RESIZE_ROW:
+ {
+ 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( left, m_dragLastPos, left+cw, m_dragLastPos );
+ }
+ dc.DrawLine( left, y, left+cw, y );
+ m_dragLastPos = y;
+ }
+ break;
+
+ case WXGRID_CURSOR_SELECT_ROW:
+ if ( (row = YToRow( y )) >= 0 &&
+ !IsInSelection( row, 0 ) )
+ {
+ SelectRow( row, TRUE );
+ }
+
+ // default label to suppress warnings about "enumeration value
+ // 'xxx' not handled in switch
+ default:
+ break;
+ }
+ }
+ return;
+ }
+
+ m_isDragging = FALSE;
+
+
+ // ------------ Entering or leaving the window
+ //
+ if ( event.Entering() || event.Leaving() )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
+ }
+
+
+ // ------------ Left button pressed
+ //
+ else if ( event.LeftDown() )
+ {
+ // don't send a label click event for a hit on the
+ // edge of the row label - this is probably the user
+ // wanting to resize the row
+ //
+ if ( YToEdgeOfRow(y) < 0 )
+ {
+ row = YToRow(y);
+ if ( row >= 0 &&
+ !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
+ {
+ SelectRow( row, event.ShiftDown() );
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
+ }
+ }
+ else
+ {
+ // starting to drag-resize a row
+ //
+ ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
+ }
+ }
+
+
+ // ------------ Left double click
+ //
+ else if (event.LeftDClick() )
+ {
+ if ( YToEdgeOfRow(y) < 0 )
+ {
+ row = YToRow(y);
+ SendEvent( EVT_GRID_LABEL_LEFT_DCLICK, row, -1, event );
+ }
+ }
+
+
+ // ------------ Left button released
+ //
+ else if ( event.LeftUp() )
+ {
+ if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
+ {
+ DoEndDragResizeRow();
+
+ // Note: we are ending the event *after* doing
+ // default processing in this case
+ //
+ SendEvent( EVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
+ }
+
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
+ m_dragLastPos = -1;
+ }
+
+
+ // ------------ Right button down
+ //
+ else if ( event.RightDown() )
+ {
+ row = YToRow(y);
+ if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+
+ // ------------ Right double click
+ //
+ else if ( event.RightDClick() )
+ {
+ row = YToRow(y);
+ if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+
+ // ------------ No buttons down and mouse moving
+ //
+ else if ( event.Moving() )
+ {
+ m_dragRowOrCol = YToEdgeOfRow( y );
+ if ( m_dragRowOrCol >= 0 )
+ {
+ if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
+ {
+ // don't capture the mouse yet
+ ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, FALSE);
+ }
+ }
+ else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, FALSE);
+ }
+ }
+}
+
+
+void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
+{
+ int x, y, col;
+ wxPoint pos( event.GetPosition() );
+ CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
+
+ if ( event.Dragging() )
+ {
+ m_isDragging = TRUE;
+
+ if ( event.LeftIsDown() )
+ {
+ switch( m_cursorMode )
+ {
+ case WXGRID_CURSOR_RESIZE_COL:
+ {
+ int cw, ch, dummy, top;
+ m_gridWin->GetClientSize( &cw, &ch );
+ CalcUnscrolledPosition( 0, 0, &dummy, &top );
+
+ wxClientDC dc( m_gridWin );
+ PrepareDC( dc );
+ dc.SetLogicalFunction(wxINVERT);
+ if ( m_dragLastPos >= 0 )
+ {
+ dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
+ }
+ dc.DrawLine( x, top, x, top+ch );
+ m_dragLastPos = x;
+ }
+ break;
+
+ case WXGRID_CURSOR_SELECT_COL:
+ if ( (col = XToCol( x )) >= 0 &&
+ !IsInSelection( 0, col ) )
+ {
+ SelectCol( col, TRUE );
+ }
+
+ // default label to suppress warnings about "enumeration value
+ // 'xxx' not handled in switch
+ default:
+ break;
+ }
+ }
+ return;
+ }
+
+ m_isDragging = FALSE;
+
+
+ // ------------ Entering or leaving the window
+ //
+ if ( event.Entering() || event.Leaving() )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
+ }
+
+
+ // ------------ Left button pressed
+ //
+ else if ( event.LeftDown() )
+ {
+ // 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 ( col >= 0 &&
+ !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
+ {
+ SelectCol( col, event.ShiftDown() );
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
+ }
+ }
+ else
+ {
+ // starting to drag-resize a col
+ //
+ ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
+ }
+ }
+
+
+ // ------------ Left double click
+ //
+ if ( event.LeftDClick() )
+ {
+ if ( XToEdgeOfCol(x) < 0 )
+ {
+ col = XToCol(x);
+ SendEvent( EVT_GRID_LABEL_LEFT_DCLICK, -1, col, event );
+ }
+ }
+
+
+ // ------------ Left button released
+ //
+ else if ( event.LeftUp() )
+ {
+ if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
+ {
+ DoEndDragResizeCol();
+
+ // Note: we are ending the event *after* doing
+ // default processing in this case
+ //
+ SendEvent( EVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
+ }
+
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
+ m_dragLastPos = -1;
+ }
+
+
+ // ------------ Right button down
+ //
+ else if ( event.RightDown() )
+ {
+ col = XToCol(x);
+ if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+
+ // ------------ Right double click
+ //
+ else if ( event.RightDClick() )
+ {
+ col = XToCol(x);
+ if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+
+ // ------------ No buttons down and mouse moving
+ //
+ else if ( event.Moving() )
+ {
+ m_dragRowOrCol = XToEdgeOfCol( x );
+ if ( m_dragRowOrCol >= 0 )
+ {
+ if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
+ {
+ // don't capture the cursor yet
+ ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, FALSE);
+ }
+ }
+ else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, FALSE);
+ }
+ }
+}
+
+
+void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
+{
+ if ( event.LeftDown() )
+ {
+ // indicate corner label by having both row and
+ // col args == -1
+ //
+ if ( !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
+ {
+ SelectAll();
+ }
+ }
+
+ else if ( event.LeftDClick() )
+ {
+ SendEvent( EVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
+ }
+
+ else if ( event.RightDown() )
+ {
+ if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+ else if ( event.RightDClick() )
+ {
+ if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+}
+
+void wxGrid::ChangeCursorMode(CursorMode mode,
+ wxWindow *win,
+ bool captureMouse)
+{
+#ifdef __WXDEBUG__
+ static const wxChar *cursorModes[] =
+ {
+ _T("SELECT_CELL"),
+ _T("RESIZE_ROW"),
+ _T("RESIZE_COL"),
+ _T("SELECT_ROW"),
+ _T("SELECT_COL")
+ };
+
+ wxLogTrace(_T("grid"),
+ _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"),
+ win == m_colLabelWin ? _T("colLabelWin")
+ : win ? _T("rowLabelWin")
+ : _T("gridWin"),
+ cursorModes[m_cursorMode], cursorModes[mode]);
+#endif // __WXDEBUG__
+
+ if ( mode == m_cursorMode )
+ return;
+
+ if ( !win )
+ {
+ // by default use the grid itself
+ win = m_gridWin;
+ }
+
+ if ( m_winCapture )
+ {
+ m_winCapture->ReleaseMouse();
+ m_winCapture = (wxWindow *)NULL;
+ }
+
+ m_cursorMode = mode;
+
+ switch ( m_cursorMode )
+ {
+ case WXGRID_CURSOR_RESIZE_ROW:
+ win->SetCursor( m_rowResizeCursor );
+ break;
+
+ case WXGRID_CURSOR_RESIZE_COL:
+ win->SetCursor( m_colResizeCursor );
+ break;
+
+ default:
+ win->SetCursor( *wxSTANDARD_CURSOR );
+ }
+
+ // we need to capture mouse when resizing
+ bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ||
+ m_cursorMode == WXGRID_CURSOR_RESIZE_COL;
+
+ if ( captureMouse && resize )
+ {
+ win->CaptureMouse();
+ m_winCapture = win;
+ }
+}
+
+void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
+{
+ int x, y;
+ wxPoint pos( event.GetPosition() );
+ CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
+
+ wxGridCellCoords coords;
+ XYToCell( x, y, coords );
+
+ if ( event.Dragging() )
+ {
+ m_isDragging = TRUE;
+ if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
+ {
+ // Hide the edit control, so it
+ // won't interfer with drag-shrinking.
+ if ( IsCellEditControlEnabled() )
+ HideCellEditControl();
+ if ( coords != wxGridNoCellCoords )
+ {
+ if ( !IsSelection() )
+ {
+ SelectBlock( coords, coords );
+ }
+ else
+ {
+ SelectBlock( m_currentCellCoords, coords );
+ }
+ }
+ }
+ else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
+ {
+ int cw, ch, left, dummy;
+ m_gridWin->GetClientSize( &cw, &ch );
+ CalcUnscrolledPosition( 0, 0, &left, &dummy );
+
+ wxClientDC dc( m_gridWin );
+ PrepareDC( dc );
+ dc.SetLogicalFunction(wxINVERT);
+ if ( m_dragLastPos >= 0 )
+ {
+ dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
+ }
+ dc.DrawLine( left, y, left+cw, y );
+ m_dragLastPos = y;
+ }
+ else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
+ {
+ int cw, ch, dummy, top;
+ m_gridWin->GetClientSize( &cw, &ch );
+ CalcUnscrolledPosition( 0, 0, &dummy, &top );
+
+ wxClientDC dc( m_gridWin );
+ PrepareDC( dc );
+ dc.SetLogicalFunction(wxINVERT);
+ if ( m_dragLastPos >= 0 )
+ {
+ dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
+ }
+ dc.DrawLine( x, top, x, top+ch );
+ m_dragLastPos = x;
+ }
+
+ return;
+ }
+
+ m_isDragging = FALSE;
+
+ if ( coords != wxGridNoCellCoords )
+ {
+ // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL
+ // immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under
+ // wxGTK
+#if 0
+ if ( event.Entering() || event.Leaving() )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
+ m_gridWin->SetCursor( *wxSTANDARD_CURSOR );
+ }
+ else
+#endif // 0
+
+ // ------------ Left button pressed
+ //
+ if ( event.LeftDown() )
+ {
+ if ( event.ShiftDown() )
+ {
+ SelectBlock( m_currentCellCoords, coords );
+ }
+ else if ( XToEdgeOfCol(x) < 0 &&
+ YToEdgeOfRow(y) < 0 )
+ {
+ if ( !SendEvent( EVT_GRID_CELL_LEFT_CLICK,
+ coords.GetRow(),
+ coords.GetCol(),
+ event ) )
+ {
+ MakeCellVisible( coords );
+ SetCurrentCell( coords );
+ }
+ }
+ }
+
+
+ // ------------ Left double click
+ //
+ else if ( event.LeftDClick() )
+ {
+ if ( XToEdgeOfCol(x) < 0 && YToEdgeOfRow(y) < 0 )
+ {
+ SendEvent( EVT_GRID_CELL_LEFT_DCLICK,
+ coords.GetRow(),
+ coords.GetCol(),
+ event );
+ }
+ }
+
+
+ // ------------ Left button released
+ //
+ else if ( event.LeftUp() )
+ {
+ if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
+ {
+ if ( IsSelection() )
+ {
+ SendEvent( EVT_GRID_RANGE_SELECT, -1, -1, event );
+ }
+
+ // Show the edit control, if it has
+ // been hidden for drag-shrinking.
+ if ( IsCellEditControlEnabled() )
+ ShowCellEditControl();
+ }
+ else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
+ DoEndDragResizeRow();
+
+ // Note: we are ending the event *after* doing
+ // default processing in this case
+ //
+ SendEvent( EVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
+ }
+ else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
+ DoEndDragResizeCol();
+
+ // Note: we are ending the event *after* doing
+ // default processing in this case
+ //
+ SendEvent( EVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
+ }
+
+ m_dragLastPos = -1;
+ }
+
+
+ // ------------ Right button down
+ //
+ else if ( event.RightDown() )
+ {
+ if ( !SendEvent( EVT_GRID_CELL_RIGHT_CLICK,
+ coords.GetRow(),
+ coords.GetCol(),
+ event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+
+ // ------------ Right double click
+ //
+ else if ( event.RightDClick() )
+ {
+ if ( !SendEvent( EVT_GRID_CELL_RIGHT_DCLICK,
+ coords.GetRow(),
+ coords.GetCol(),
+ event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+ // ------------ Moving and no button action
+ //
+ else if ( event.Moving() && !event.IsButton() )
+ {
+ int dragRow = YToEdgeOfRow( y );
+ int dragCol = XToEdgeOfCol( x );
+
+ // Dragging on the corner of a cell to resize in both
+ // directions is not implemented yet...
+ //
+ if ( dragRow >= 0 && dragCol >= 0 )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
+ return;
+ }
+
+ if ( dragRow >= 0 )
+ {
+ m_dragRowOrCol = dragRow;
+
+ if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW);
+ }
+
+ return;
+ }
+
+ if ( dragCol >= 0 )
+ {
+ m_dragRowOrCol = dragCol;
+
+ if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL);
+ }
+
+ return;
+ }
+
+ // Neither on a row or col edge
+ //
+ if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
+ {
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
+ }
+ }
+ }
+}
+
+
+void wxGrid::DoEndDragResizeRow()
+{
+ if ( m_dragLastPos >= 0 )
+ {
+ // erase the last line and resize the row
+ //
+ int cw, ch, left, dummy;
+ m_gridWin->GetClientSize( &cw, &ch );
+ CalcUnscrolledPosition( 0, 0, &left, &dummy );
+
+ wxClientDC dc( m_gridWin );
+ PrepareDC( dc );
+ dc.SetLogicalFunction( wxINVERT );
+ dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
+ HideCellEditControl();
+
+ int rowTop = m_rowBottoms[m_dragRowOrCol] - m_rowHeights[m_dragRowOrCol];
+ SetRowSize( m_dragRowOrCol,
+ wxMax( m_dragLastPos - rowTop, WXGRID_MIN_ROW_HEIGHT ) );
+
+ if ( !GetBatchCount() )
+ {
+ // Only needed to get the correct rect.y:
+ wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
+ rect.x = 0;
+ CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
+ rect.width = m_rowLabelWidth;
+ rect.height = ch - rect.y;
+ m_rowLabelWin->Refresh( TRUE, &rect );
+ rect.width = cw;
+ m_gridWin->Refresh( FALSE, &rect );
+ }
+
+ ShowCellEditControl();
+ }
+}
+
+
+void wxGrid::DoEndDragResizeCol()
+{
+ 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 );
+
+ wxClientDC dc( m_gridWin );
+ PrepareDC( dc );
+ dc.SetLogicalFunction( wxINVERT );
+ dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
+ HideCellEditControl();
+
+ int colLeft = m_colRights[m_dragRowOrCol] - m_colWidths[m_dragRowOrCol];
+ SetColSize( m_dragRowOrCol,
+ wxMax( m_dragLastPos - colLeft, WXGRID_MIN_COL_WIDTH ) );
+
+ if ( !GetBatchCount() )
+ {
+ // 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 );
+ }
+
+ ShowCellEditControl();
+ }
+}
+
+
+
+//
+// ------ 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 );
+
+ default:
+ 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()
+{
+ if ( m_table )
+ {
+ m_table->Clear();
+ SetEditControlValue();
+ if ( !GetBatchCount() ) m_gridWin->Refresh();
+ }
+}
+
+
+bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
+{
+ // TODO: something with updateLabels flag
+
+ if ( !m_created )
+ {
+ wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") );
+ return FALSE;
+ }
+
+ if ( m_table )
+ {
+ 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_numCols == 0 )
+ {
+ m_table->AppendCols( WXGRID_DEFAULT_NUMBER_COLS );
+ //
+ // TODO: perhaps instead of appending the default number of cols
+ // we should remember what the last non-zero number of cols was ?
+ //
+ }
+
+ if ( m_currentCellCoords == wxGridNoCellCoords )
+ {
+ // if we have just inserted cols into an empty grid the current
+ // cell will be undefined...
+ //
+ SetCurrentCell( 0, 0 );
+ }
+
+ ClearSelection();
+ if ( !GetBatchCount() ) Refresh();
+ }
+
+ SetEditControlValue();
+ return ok;
+ }
+ else
+ {
+ return FALSE;
+ }
+}
+
+
+bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) )
+{
+ // TODO: something with updateLabels flag
+
+ if ( !m_created )
+ {
+ wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") );
+ return FALSE;
+ }
+
+ if ( m_table && m_table->AppendRows( numRows ) )
+ {
+ 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;
+ }
+}
+
+
+bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
+{
+ // TODO: something with updateLabels flag
+
+ if ( !m_created )
+ {
+ wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") );
+ return FALSE;
+ }
+
+ if ( m_table && m_table->DeleteRows( pos, numRows ) )
+ {
+ // the table will have sent the results of the delete row
+ // operation to this view object as a grid table message
+ //
+ if ( m_numRows > 0 )
+ SetEditControlValue();
+ else
+ HideCellEditControl();
+
+ ClearSelection();
+ if ( !GetBatchCount() ) Refresh();
+ return TRUE;
+ }
+ else
+ {
+ return FALSE;
+ }
+}
+
+
+bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
+{
+ // TODO: something with updateLabels flag
+
+ if ( !m_created )
+ {
+ wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") );
+ 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::AppendCols( int numCols, bool WXUNUSED(updateLabels) )
+{
+ // TODO: something with updateLabels flag
+
+ if ( !m_created )
+ {
+ 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 we have just inserted cols into an empty grid the current
+ // cell will be undefined...
+ //
+ SetCurrentCell( 0, 0 );
+ }
+
+ ClearSelection();
+ if ( !GetBatchCount() ) Refresh();
+ return TRUE;
+ }
+ else
+ {
+ return FALSE;
+ }
+}
+
+
+bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
+{
+ // TODO: something with updateLabels flag
+
+ if ( !m_created )
+ {
+ 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
+ //
+ if ( m_numCols > 0 )
+ SetEditControlValue();
+ else
+ HideCellEditControl();
+
+ ClearSelection();
+ if ( !GetBatchCount() ) Refresh();
+ return TRUE;
+ }
+ else
+ {
+ return FALSE;
+ }
+}
+
+
+
+//
+// ----- 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 ( type == EVT_GRID_ROW_SIZE ||
+ type == EVT_GRID_COL_SIZE )
+ {
+ int rowOrCol = (row == -1 ? col : row);
+
+ wxGridSizeEvent gridEvt( GetId(),
+ type,
+ this,
+ rowOrCol,
+ mouseEv.GetX(), mouseEv.GetY(),
+ mouseEv.ControlDown(),
+ mouseEv.ShiftDown(),
+ mouseEv.AltDown(),
+ mouseEv.MetaDown() );
+
+ 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 GetEventHandler()->ProcessEvent(gridEvt);
+ }
+}
+
+
+// Generate a grid event of specified type and return the result
+// of ProcessEvent().
+//
+bool wxGrid::SendEvent( const wxEventType type,
+ int row, int col )
+{
+ if ( type == EVT_GRID_ROW_SIZE ||
+ type == EVT_GRID_COL_SIZE )
+ {
+ int rowOrCol = (row == -1 ? col : row);
+
+ wxGridSizeEvent gridEvt( GetId(),
+ type,
+ this,
+ rowOrCol );
+
+ return GetEventHandler()->ProcessEvent(gridEvt);
+ }
+ else
+ {
+ wxGridEvent gridEvt( GetId(),
+ type,
+ this,
+ row, col );
+
+ return GetEventHandler()->ProcessEvent(gridEvt);
+ }
+}
+
+
+void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
+{
+ wxPaintDC dc( this );
+
+ if ( m_currentCellCoords == wxGridNoCellCoords &&
+ m_numRows && m_numCols )
+ {
+ 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() )
+ {
+ case WXK_UP:
+ if ( event.ControlDown() )
+ {
+ 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;
+ }
+ }
+
+ m_inOnKeyDown = FALSE;
+}
+
+void wxGrid::OnEraseBackground(wxEraseEvent&)
+{ }
+
+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::MoveCursorLeftBlock()
+
+bool wxGrid::SetModelValues()
{
- if ( m_table &&
- m_currentCellCoords != wxGridNoCellCoords &&
- m_currentCellCoords.GetCol() > 0 )
+ int row, col;
+
+ if ( m_table )
{
- int row = m_currentCellCoords.GetRow();
- int col = m_currentCellCoords.GetCol();
-
- if ( m_table->IsEmptyCell(row, col) )
- {
- // starting in an empty cell: find the next block of
- // non-empty cells
- //
- while ( 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
+ for ( row = 0; row < m_numRows; row++ )
{
- // starting within a block: find the left of the block
- //
- while ( col > 0 )
+ 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;
}
return FALSE;
}
-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)
+//
+void wxGrid::DrawGridCellArea( wxDC& dc )
{
- if ( m_table &&
- m_currentCellCoords != wxGridNoCellCoords &&
- m_currentCellCoords.GetCol() < m_numCols-1 )
+ if ( !m_numRows || !m_numCols ) return;
+
+ size_t i;
+ size_t numCells = m_cellsExposed.GetCount();
+
+ for ( i = 0; i < numCells; i++ )
{
- int row = m_currentCellCoords.GetRow();
- int col = m_currentCellCoords.GetCol();
-
- if ( m_table->IsEmptyCell(row, col) )
+ DrawCell( dc, m_cellsExposed[i] );
+ }
+}
+
+
+void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
+{
+ int row = coords.GetRow();
+ int col = coords.GetCol();
+
+ if ( m_colWidths[col] <= 0 || m_rowHeights[row] <= 0 )
+ return;
+
+ // we draw the cell border ourselves
+#if !WXGRID_DRAW_LINES
+ if ( m_gridLinesEnabled )
+ DrawCellBorder( dc, coords );
+#endif
+
+ // but all the rest is drawn by the cell renderer and hence may be
+ // customized
+ wxRect rect;
+ rect.x = m_colRights[col] - m_colWidths[col] + 1;
+ rect.y = m_rowBottoms[row] - m_rowHeights[row] + 1;
+ rect.width = m_colWidths[col] - 1;
+ rect.height = m_rowHeights[row] - 1;
+
+ wxGridCellAttr* attr = GetCellAttr(row, col);
+ attr->GetRenderer()->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
+ attr->DecRef();
+}
+
+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] );
+}
+
+
+// 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 )
{
- // starting in an empty cell: find the next block of
- // non-empty cells
- //
- while ( col < m_numCols-1 )
- {
- col++ ;
- if ( !(m_table->IsEmptyCell(row, col)) ) break;
- }
+ break;
}
- else if ( m_table->IsEmptyCell(row, col+1) )
+ else if ( m_rowBottoms[i] >= top )
{
- // starting at the right of a block: find the next block
- //
- col++;
- while ( col < m_numCols-1 )
- {
- col++ ;
- if ( !(m_table->IsEmptyCell(row, col)) ) break;
- }
+ dc.DrawLine( left, m_rowBottoms[i], right, m_rowBottoms[i] );
}
- else
+ }
+
+
+ // vertical grid lines
+ //
+ for ( i = 0; i < m_numCols; i++ )
+ {
+ if ( m_colRights[i] > right )
{
- // starting within a block: find the right of the block
- //
- while ( col < m_numCols-1 )
- {
- col++ ;
- if ( m_table->IsEmptyCell(row, col) )
- {
- col-- ;
- break;
- }
- }
+ break;
+ }
+ else if ( m_colRights[i] >= left )
+ {
+ dc.DrawLine( m_colRights[i], top, m_colRights[i], bottom );
}
-
- SelectCell( row, col );
+ }
+}
- if ( !IsVisible( m_currentCellCoords ) )
- MakeCellVisible( m_currentCellCoords );
- return TRUE;
+void wxGrid::DrawRowLabels( wxDC& dc )
+{
+ 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] );
}
+}
- return FALSE;
+
+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 );
+
+ 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 )
+{
+ if ( !m_numRows || !m_numCols ) return;
+
+ size_t i;
+ size_t numLabels = m_colLabelsExposed.GetCount();
+
+ for ( i = 0; i < numLabels; i++ )
+ {
+ DrawColLabel( dc, m_colLabelsExposed[i] );
+ }
+}
-//
-// ----- grid drawing functions
-//
-void wxGrid::DrawLabelAreas( wxDC& dc )
+void wxGrid::DrawColLabel( wxDC& dc, int col )
{
- int cw, ch;
- GetClientSize(&cw, &ch);
+ if ( m_colWidths[col] <= 0 ) return;
+
+ int colLeft = m_colRights[col] - m_colWidths[col];
+
+ dc.SetPen( *wxBLACK_PEN );
+ dc.DrawLine( m_colRights[col]-1, 0,
+ m_colRights[col]-1, m_colLabelHeight-1 );
+
+ dc.DrawLine( colLeft, m_colLabelHeight-1,
+ m_colRights[col]-1, m_colLabelHeight-1 );
+
+ dc.SetPen( *wxWHITE_PEN );
+ dc.DrawLine( colLeft, 0, colLeft, m_colLabelHeight-1 );
+ dc.DrawLine( colLeft, 0, m_colRights[col]-1, 0 );
+
+ dc.SetBackgroundMode( wxTRANSPARENT );
+ dc.SetTextForeground( GetLabelTextColour() );
+ dc.SetFont( GetLabelFont() );
+
+ dc.SetBackgroundMode( wxTRANSPARENT );
+ dc.SetTextForeground( GetLabelTextColour() );
+ dc.SetFont( GetLabelFont() );
+
+ int hAlign, vAlign;
+ GetColLabelAlignment( &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::DrawTextRectangle( wxDC& dc,
+ const wxString& value,
+ const wxRect& rect,
+ int horizAlign,
+ int vertAlign )
+{
+ long textWidth, textHeight;
+ long lineWidth, lineHeight;
+ wxArrayString lines;
+
+ dc.SetClippingRegion( rect );
+ StringToLines( value, lines );
+ if ( lines.GetCount() )
+ {
+ 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);
+ break;
+
+ case wxCENTRE:
+ x = rect.x + ((rect.width - textWidth)/2);
+ break;
+
+ 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.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 );
+ dc.DestroyClippingRegion();
}
-void wxGrid::DrawColLabels( wxDC& dc )
+// 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 cw, ch;
- GetClientSize(&cw, &ch);
-
- if (m_colLabelHeight == 0) return;
-
- DrawColLabelBorders( dc );
-
- wxRect rect;
- rect.y = m_top + 1;
- rect.height = m_colLabelHeight - 1;
+ int startPos = 0;
+ int pos;
+ wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix );
+ wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix );
- int labelLeft = m_left + m_rowLabelWidth;
- int i;
-
- for ( i = m_scrollPosX; i < m_numCols; i++ )
+ while ( startPos < (int)tVal.Length() )
{
- if ( labelLeft > cw) break;
-
- rect.x = 1 + labelLeft;
- rect.width = m_colWidths[i];
- DrawColLabel( dc, rect, i );
-
- labelLeft += m_colWidths[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::DrawColLabelBorders( wxDC& dc )
+void wxGrid::GetTextBoxSize( wxDC& dc,
+ wxArrayString& lines,
+ long *width, long *height )
{
- if ( m_colLabelHeight <= 0 ) return;
-
- int i;
- int cw, ch;
- GetClientSize( &cw, &ch );
+ long w = 0;
+ long h = 0;
+ long lineW, lineH;
- dc.SetPen( *wxBLACK_PEN );
-
- // horizontal lines
- //
- dc.DrawLine( m_left, m_top, cw, m_top );
+ size_t i;
+ for ( i = 0; i < lines.GetCount(); i++ )
+ {
+ dc.GetTextExtent( lines[i], &lineW, &lineH );
+ w = wxMax( w, lineW );
+ h += lineH;
+ }
- dc.DrawLine( m_left, m_top + m_colLabelHeight,
- cw, m_top + m_colLabelHeight );
+ *width = w;
+ *height = h;
+}
- // 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);
+//
+// ------ Edit control functions
+//
- if ( i < m_numCols ) colLeft += m_colWidths[i];
- }
- // Draw white highlights for a 3d effect
+void wxGrid::EnableEditing( bool edit )
+{
+ // TODO: improve this ?
//
- dc.SetPen( *wxWHITE_PEN );
-
- colLeft = m_left + m_rowLabelWidth;
- for ( i = m_scrollPosX; i < m_numCols; i++ )
+ if ( edit != m_editable )
{
- if (colLeft > cw) break;
-
- dc.DrawLine(colLeft + 1, m_top + 1,
- colLeft + m_colWidths[i], m_top + 1);
+ m_editable = edit;
- dc.DrawLine(colLeft + 1, m_top + 1,
- colLeft + 1, m_top + m_colLabelHeight);
-
- colLeft += m_colWidths[i];
+ // TODO: extend this for other edit control types
+ //
+ if ( m_editCtrlType == wxGRID_TEXTCTRL )
+ {
+ ((wxTextCtrl *)m_cellEditCtrl)->SetEditable( m_editable );
+ }
}
}
-void wxGrid::DrawColLabel( wxDC& dc, const wxRect& rect, int col )
-{
- wxRect rect2;
- rect2 = rect;
- rect2.x += 3;
- rect2.y += 2;
- rect2.width -= 5;
- rect2.height -= 4;
-
- dc.SetBackgroundMode( wxTRANSPARENT );
- dc.SetTextBackground( GetLabelBackgroundColour() );
- dc.SetTextForeground( GetLabelTextColour() );
- dc.SetFont( GetLabelFont() );
-
- int hAlign, vAlign;
- GetColLabelAlignment( &hAlign, &vAlign );
- DrawTextRectangle( dc, GetColLabelValue( col ), rect2, hAlign, vAlign );
-}
-
-
-void wxGrid::DrawRowLabels( wxDC& dc )
+#if 0 // disabled for the moment - the cell control is always active
+void wxGrid::EnableCellEditControl( bool enable )
{
- int cw, ch;
- GetClientSize(&cw, &ch);
-
- if (m_rowLabelWidth == 0) return;
-
- DrawRowLabelBorders( dc );
-
- wxRect rect;
- rect.x = m_left + 1;
- rect.width = m_rowLabelWidth - 1;
-
- int labelTop = m_top + m_colLabelHeight;
- int i;
-
- for ( i = m_scrollPosY; i < m_numRows; i++ )
+ if ( m_cellEditCtrl &&
+ enable != m_cellEditCtrlEnabled )
{
- if ( labelTop > ch ) break;
+ m_cellEditCtrlEnabled = enable;
- rect.y = 1 + labelTop;
- rect.height = m_rowHeights[i];
- DrawRowLabel( dc, rect, i );
-
- labelTop += m_rowHeights[i];
+ if ( m_cellEditCtrlEnabled )
+ {
+ SetEditControlValue();
+ ShowCellEditControl();
+ }
+ else
+ {
+ HideCellEditControl();
+ SaveEditControlValue();
+ }
}
}
+#endif
-void wxGrid::DrawRowLabelBorders( wxDC& dc )
+void wxGrid::ShowCellEditControl()
{
- if ( m_rowLabelWidth <= 0 ) return;
-
- int i;
- int cw, ch;
- GetClientSize( &cw, &ch );
+ wxRect rect;
- dc.SetPen( *wxBLACK_PEN );
-
- // vertical lines
- //
- dc.DrawLine( m_left, m_top, m_left, ch );
+ if ( IsCellEditControlEnabled() )
+ {
+ if ( !IsVisible( m_currentCellCoords ) )
+ {
+ return;
+ }
+ else
+ {
+ rect = CellToRect( m_currentCellCoords );
- dc.DrawLine( m_left + m_rowLabelWidth, m_top,
- m_left + m_rowLabelWidth, ch );
+ // convert to scrolled coords
+ //
+ int left, top, right, bottom;
+ CalcScrolledPosition( rect.GetLeft(), rect.GetTop(), &left, &top );
+ CalcScrolledPosition( rect.GetRight(), rect.GetBottom(), &right, &bottom );
- // horizontal lines
- //
- int rowTop = m_top + m_colLabelHeight;
- for ( i = m_scrollPosY; i <= m_numRows; i++ )
- {
- if ( rowTop > ch ) break;
+ int cw, ch;
+ m_gridWin->GetClientSize( &cw, &ch );
- dc.DrawLine( m_left, rowTop,
- m_left + m_rowLabelWidth, rowTop );
+ // 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
- if ( i < m_numRows ) rowTop += m_rowHeights[i];
- }
+#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
- // Draw white highlights for a 3d effect
- //
- dc.SetPen( *wxWHITE_PEN );
+ m_cellEditCtrl->SetSize( rect );
+ m_cellEditCtrl->Show( TRUE );
- rowTop = m_top + m_colLabelHeight;
- for ( i = m_scrollPosY; i < m_numRows; i++ )
- {
- if ( rowTop > ch ) break;
+ switch ( m_editCtrlType )
+ {
+ case wxGRID_TEXTCTRL:
+ ((wxTextCtrl *) m_cellEditCtrl)->SetInsertionPointEnd();
+ break;
- dc.DrawLine( m_left + 1, rowTop + 1,
- m_left + m_rowLabelWidth, rowTop + 1 );
+ case wxGRID_CHECKBOX:
+ // TODO: anything ???
+ //
+ break;
- dc.DrawLine( m_left + 1, rowTop + 1,
- m_left + 1, rowTop + m_rowHeights[i] );
-
- rowTop += m_rowHeights[i];
- }
-}
+ case wxGRID_CHOICE:
+ // TODO: anything ???
+ //
+ break;
+ case wxGRID_COMBOBOX:
+ // TODO: anything ???
+ //
+ break;
+ }
-void wxGrid::DrawRowLabel( wxDC& dc, const wxRect& rect, int row )
-{
- 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 );
+ m_cellEditCtrl->SetFocus();
+ }
+ }
}
-void wxGrid::DrawCellArea( wxDC& dc )
+void wxGrid::HideCellEditControl()
{
- int cw, ch;
- GetClientSize(&cw, &ch);
-
- dc.SetPen( *wxTRANSPARENT_PEN );
- dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) );
-
- int left = m_left + m_rowLabelWidth + 1;
- int top = m_top + m_colLabelHeight + 1;
-
- dc.DrawRectangle( left, top, cw - left, ch - top );
+ if ( IsCellEditControlEnabled() )
+ {
+ m_cellEditCtrl->Show( FALSE );
+ }
}
-void wxGrid::DrawGridLines( wxDC& dc )
+void wxGrid::SetEditControlValue( const wxString& value )
{
- if ( !m_gridLinesEnabled || !m_numRows || !m_numCols ) return;
-
- int i;
- int cw, ch;
- GetClientSize(&cw, &ch);
-
- dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
-
- // horizontal grid lines
- //
- int rowTop = m_top + m_colLabelHeight + m_rowHeights[m_scrollPosY];
- for ( i = m_scrollPosY + 1; i <= m_numRows; i++ )
+ if ( m_table )
{
- if ( rowTop > ch ) break;
-
- dc.DrawLine( m_left + m_rowLabelWidth + 1, rowTop,
- m_right, rowTop);
-
- if ( i < m_numRows ) rowTop += m_rowHeights[i];
- }
+ 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;
+
+ case wxGRID_CHECKBOX:
+ // TODO: implement this
+ //
+ break;
+
+ case wxGRID_CHOICE:
+ // TODO: implement this
+ //
+ break;
+
+ case wxGRID_COMBOBOX:
+ // TODO: implement this
+ //
+ break;
+ }
- rect.width = m_colWidths[col];
- DrawCellBackground( dc, rect, row, col );
- DrawCellValue( dc, rect, row, col );
- rect.x += rect.width;
- }
- rect.y += rect.height;
+ 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' )
- {
- lines.Add( value.Mid(startPos, pos-1) );
- }
- else
+ int w = r.GetWidth();
+ xpos = r.GetLeft();
+ for ( i = col-1; i >= 0; i-- )
{
- lines.Add( value.Mid(startPos, pos) );
- }
- }
- startPos += pos+1;
- }
- if ( startPos < (int)value.Length() )
- {
- lines.Add( value.Mid( startPos ) );
- }
-}
+ if ( w + m_colWidths[i] > cw ) break;
+ w += m_colWidths[i];
+ xpos -= m_colWidths[i];
+ }
-void wxGrid::GetTextBoxSize( wxDC& dc,
- wxArrayString& lines,
- long *width, long *height )
-{
- long w = 0;
- long h = 0;
- long lineW, lineH;
+ // see comment for ypos above
+ xpos += GRID_SCROLL_LINE / 2;
+ }
- size_t i;
- for ( i = 0; i < lines.GetCount(); i++ )
- {
- dc.GetTextExtent( lines[i], &lineW, &lineH );
- w = wxMax( w, lineW );
- h += lineH;
+ if ( xpos != -1 || ypos != -1 )
+ {
+ if ( xpos != -1 ) xpos /= GRID_SCROLL_LINE;
+ if ( ypos != -1 ) ypos /= GRID_SCROLL_LINE;
+ Scroll( xpos, ypos );
+ AdjustScrollbars();
+ }
}
-
- *width = w;
- *height = h;
}
//
-// ------ functions to get/send data (see also public functions)
+// ------ Grid cursor movement functions
//
-bool wxGrid::GetModelValues()
+bool wxGrid::MoveCursorUp()
{
- if ( m_table )
+ if ( m_currentCellCoords != wxGridNoCellCoords &&
+ m_currentCellCoords.GetRow() > 0 )
{
- // all we need to do is repaint the grid
- //
- Refresh();
+ MakeCellVisible( m_currentCellCoords.GetRow() - 1,
+ m_currentCellCoords.GetCol() );
+
+ SetCurrentCell( m_currentCellCoords.GetRow() - 1,
+ m_currentCellCoords.GetCol() );
+
return TRUE;
}
}
-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;
+ }
+ else if ( newRow == row )
+ {
+ newRow = row - 1;
}
- SetEditControlValue();
- return ok;
- }
- else
- {
- return FALSE;
- }
-}
-bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) )
-{
- // TODO: something with updateLabels flag
-
- if ( !m_created )
- {
- wxLogError( "Called wxGrid::AppendRows() before calling CreateGrid()" );
- return FALSE;
- }
-
- if ( m_table && m_table->AppendRows( 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();
+ MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
+ SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
+
return TRUE;
}
- else
- {
- return FALSE;
- }
+
+ return FALSE;
}
-bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
+bool wxGrid::MovePageDown()
{
- // TODO: something with updateLabels flag
+ if ( m_currentCellCoords == wxGridNoCellCoords ) return FALSE;
- if ( !m_created )
- {
- wxLogError( "Called wxGrid::DeleteRows() before calling CreateGrid()" );
- return FALSE;
- }
-
- if ( m_table && m_table->DeleteRows( pos, numRows ) )
+ int row = m_currentCellCoords.GetRow();
+ if ( row < m_numRows )
{
- // the table will have sent the results of the delete row
- // operation to this view object as a grid table message
- //
- if ( m_numRows > 0 )
- SetEditControlValue();
- else
- HideCellEditControl();
-
- if ( !GetBatchCount() ) Refresh();
+ int cw, ch;
+ m_gridWin->GetClientSize( &cw, &ch );
+
+ int y = m_rowBottoms[ row ] - m_rowHeights[ row ];
+ int newRow = YToRow( y + ch );
+ if ( newRow == -1 )
+ {
+ newRow = m_numRows - 1;
+ }
+ else if ( newRow == row )
+ {
+ newRow = row + 1;
+ }
+
+ MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
+ SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
+
return TRUE;
}
- else
- {
- return FALSE;
- }
+
+ return FALSE;
}
-bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
+bool wxGrid::MoveCursorUpBlock()
{
- // TODO: something with updateLabels flag
-
- if ( !m_created )
+ if ( m_table &&
+ m_currentCellCoords != wxGridNoCellCoords &&
+ m_currentCellCoords.GetRow() > 0 )
{
- wxLogError( "Called wxGrid::InsertCols() before calling CreateGrid()" );
- return FALSE;
- }
+ int row = m_currentCellCoords.GetRow();
+ int col = m_currentCellCoords.GetCol();
- if ( m_table )
- {
- HideCellEditControl();
- bool ok = m_table->InsertCols( pos, numCols );
- if ( ok )
+ if ( m_table->IsEmptyCell(row, col) )
{
- // the table will have sent the results of the insert col
- // operation to this view object as a grid table message
+ // starting in an empty cell: find the next block of
+ // non-empty cells
//
- if ( !GetBatchCount() ) Refresh();
+ 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;
+ }
+ }
}
- 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::MoveCursorDownBlock()
{
- // 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 ) )
+ if ( m_table &&
+ m_currentCellCoords != wxGridNoCellCoords &&
+ m_currentCellCoords.GetRow() < m_numRows-1 )
{
- // 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();
+ 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
- HideCellEditControl();
-
- if ( !GetBatchCount() ) Refresh();
- return TRUE;
- }
- else
- {
- return FALSE;
- }
-}
-
+ {
+ // starting within a block: find the bottom of the block
+ //
+ while ( row < m_numRows-1 )
+ {
+ row++ ;
+ if ( m_table->IsEmptyCell(row, col) )
+ {
+ row-- ;
+ break;
+ }
+ }
+ }
+ MakeCellVisible( row, col );
+ SetCurrentCell( row, col );
+ return TRUE;
+ }
-// ------ control panel and cell edit control
-//
+ return FALSE;
+}
-void wxGrid::EnableEditing( bool edit )
+bool wxGrid::MoveCursorLeftBlock()
{
- // TODO: improve this ?
- //
- if ( edit != m_editable )
+ if ( m_table &&
+ m_currentCellCoords != wxGridNoCellCoords &&
+ m_currentCellCoords.GetCol() > 0 )
{
- m_editable = edit;
- if ( !m_editable ) HideCellEditControl();
- m_topEditCtrlEnabled = m_editable;
- m_cellEditCtrlEnabled = m_editable;
- if ( !m_editable ) ShowCellEditControl();
- }
-}
+ 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;
+ }
+ }
+ }
-void wxGrid::EnableTopEditControl( bool enable )
-{
- if ( enable != m_topEditCtrlEnabled )
- {
- HideCellEditControl();
- m_topEditCtrlEnabled = enable;
- CalcDimensions();
- m_topEditCtrl->Show( enable );
+ MakeCellVisible( row, col );
+ SetCurrentCell( row, col );
- if ( m_currentCellCoords != wxGridNoCellCoords )
- SetEditControlValue();
-
- ShowCellEditControl();
- if ( !GetBatchCount() ) Refresh();
+ return TRUE;
}
+
+ return FALSE;
}
-void wxGrid::EnableCellEditControl( bool enable )
+bool wxGrid::MoveCursorRightBlock()
{
- if ( m_cellEditCtrl &&
- enable != m_cellEditCtrlEnabled )
+ if ( m_table &&
+ m_currentCellCoords != wxGridNoCellCoords &&
+ m_currentCellCoords.GetCol() < m_numCols-1 )
{
- HideCellEditControl();
- SaveEditControlValue();
-
- m_cellEditCtrlEnabled = enable;
+ int row = m_currentCellCoords.GetRow();
+ int col = m_currentCellCoords.GetCol();
- SetEditControlValue();
- ShowCellEditControl();
+ 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;
+ }
+ }
+ }
+
+ MakeCellVisible( row, col );
+ SetCurrentCell( row, col );
+
+ return TRUE;
}
+
+ return FALSE;
}
+
//
-// ------ grid formatting functions
+// ------ Label values and formatting
//
void wxGrid::GetRowLabelAlignment( int *horiz, int *vert )
}
}
+
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 )
{
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 )
{
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 )
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 );
+ }
+ }
}
}
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 )
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();
+ }
+ }
}
}
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()
int wxGrid::GetColSize( int col )
{
- if ( col >= 0 && col < m_numCols )
- return m_colWidths[col];
- else
- return 0; // TODO: log an error here
+ wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
+
+ return m_colWidths[col];
}
-wxColour wxGrid::GetDefaultCellBackgroundColour()
+// ============================================================================
+// access to the grid attributes: each of them has a default value in the grid
+// itself and may be overidden on a per-cell basis
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// setting default attributes
+// ----------------------------------------------------------------------------
+
+void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
{
- // TODO: replace this temp test code
- //
- return wxColour( 255, 255, 255 );
+ m_defaultCellAttr->SetBackgroundColour(col);
}
-wxColour wxGrid::GetCellBackgroundColour( int row, int col )
+void wxGrid::SetDefaultCellTextColour( const wxColour& col )
{
- // TODO: replace this temp test code
- //
- return wxColour( 255, 255, 255 );
+ m_defaultCellAttr->SetTextColour(col);
+}
+
+void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
+{
+ m_defaultCellAttr->SetAlignment(horiz, vert);
+}
+
+void wxGrid::SetDefaultCellFont( const wxFont& font )
+{
+ m_defaultCellAttr->SetFont(font);
+}
+
+void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer)
+{
+ m_defaultCellAttr->SetRenderer(renderer);
+}
+
+// ----------------------------------------------------------------------------
+// access to the default attrbiutes
+// ----------------------------------------------------------------------------
+
+wxColour wxGrid::GetDefaultCellBackgroundColour()
+{
+ return m_defaultCellAttr->GetBackgroundColour();
}
wxColour wxGrid::GetDefaultCellTextColour()
{
- // TODO: replace this temp test code
- //
- return wxColour( 0, 0, 0 );
+ return m_defaultCellAttr->GetTextColour();
+}
+
+wxFont wxGrid::GetDefaultCellFont()
+{
+ return m_defaultCellAttr->GetFont();
+}
+
+void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
+{
+ m_defaultCellAttr->GetAlignment(horiz, vert);
+}
+
+wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
+{
+ return m_defaultCellAttr->GetRenderer();
+}
+
+// ----------------------------------------------------------------------------
+// access to cell attributes
+// ----------------------------------------------------------------------------
+
+wxColour wxGrid::GetCellBackgroundColour(int row, int col)
+{
+ wxGridCellAttr *attr = GetCellAttr(row, col);
+ wxColour colour = attr->GetBackgroundColour();
+ attr->SafeDecRef();
+ return colour;
}
wxColour wxGrid::GetCellTextColour( int row, int col )
{
- // TODO: replace this temp test code
- //
- return wxColour( 0, 0, 0 );
+ wxGridCellAttr *attr = GetCellAttr(row, col);
+ wxColour colour = attr->GetTextColour();
+ attr->SafeDecRef();
+ return colour;
+}
+
+wxFont wxGrid::GetCellFont( int row, int col )
+{
+ wxGridCellAttr *attr = GetCellAttr(row, col);
+ wxFont font = attr->GetFont();
+ attr->SafeDecRef();
+ return font;
}
+void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
+{
+ wxGridCellAttr *attr = GetCellAttr(row, col);
+ attr->GetAlignment(horiz, vert);
+ attr->SafeDecRef();
+}
-wxColour wxGrid::GetCellHighlightColour()
+wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
{
- // TODO: replace this temp test code
- //
- return wxColour( 0, 0, 0 );
+ wxGridCellAttr* attr = GetCellAttr(row, col);
+ wxGridCellRenderer* renderer = attr->GetRenderer();
+ attr->DecRef();
+ return renderer;
}
+// ----------------------------------------------------------------------------
+// attribute support: cache, automatic provider creation, ...
+// ----------------------------------------------------------------------------
-wxFont wxGrid::GetDefaultCellFont()
+bool wxGrid::CanHaveAttributes()
+{
+ if ( !m_table )
+ {
+ return FALSE;
+ }
+
+ // RD: Maybe m_table->CanHaveAttributes() would be better in case the
+ // table is providing the attributes itself??? In which case
+ // I don't think the grid should create a Provider object for the
+ // table but the table should be smart enough to do that on its own.
+ if ( !m_table->GetAttrProvider() )
+ {
+ // use the default attr provider by default
+ // (another choice would be to just return FALSE thus forcing the user
+ // to it himself)
+ m_table->SetAttrProvider(new wxGridCellAttrProvider);
+ }
+
+ return TRUE;
+}
+
+void wxGrid::ClearAttrCache()
{
- return m_defaultCellFont;
+ if ( m_attrCache.row != -1 )
+ {
+ m_attrCache.attr->SafeDecRef();
+ m_attrCache.row = -1;
+ }
+}
+
+void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const
+{
+ wxGrid *self = (wxGrid *)this; // const_cast
+
+ self->ClearAttrCache();
+ self->m_attrCache.row = row;
+ self->m_attrCache.col = col;
+ self->m_attrCache.attr = attr;
+ attr->SafeIncRef();
+}
+
+bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
+{
+ if ( row == m_attrCache.row && col == m_attrCache.col )
+ {
+ *attr = m_attrCache.attr;
+ (*attr)->SafeIncRef();
+
+#ifdef DEBUG_ATTR_CACHE
+ gs_nAttrCacheHits++;
+#endif
+
+ return TRUE;
+ }
+ else
+ {
+#ifdef DEBUG_ATTR_CACHE
+ gs_nAttrCacheMisses++;
+#endif
+ return FALSE;
+ }
+}
+
+wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
+{
+ wxGridCellAttr *attr;
+ if ( !LookupAttr(row, col, &attr) )
+ {
+ attr = m_table ? m_table->GetAttr(row, col) : (wxGridCellAttr *)NULL;
+ CacheAttr(row, col, attr);
+ }
+ if (attr) {
+ attr->SetDefAttr(m_defaultCellAttr);
+ } else {
+ attr = m_defaultCellAttr;
+ attr->IncRef();
+ }
+
+ return attr;
+}
+
+wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
+{
+ wxGridCellAttr *attr;
+ if ( !LookupAttr(row, col, &attr) || !attr )
+ {
+ wxASSERT_MSG( m_table,
+ _T("we may only be called if CanHaveAttributes() "
+ "returned TRUE and then m_table should be !NULL") );
+
+ attr = m_table->GetAttr(row, col);
+ if ( !attr )
+ {
+ attr = new wxGridCellAttr;
+
+ // artificially inc the ref count to match DecRef() in caller
+ attr->IncRef();
+
+ m_table->SetAttr(attr, row, col);
+ }
+
+ CacheAttr(row, col, attr);
+ }
+ attr->SetDefAttr(m_defaultCellAttr);
+ return attr;
+}
+
+// ----------------------------------------------------------------------------
+// setting cell attributes: this is forwarded to the table
+// ----------------------------------------------------------------------------
+
+void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
+{
+ if ( CanHaveAttributes() )
+ {
+ m_table->SetRowAttr(attr, row);
+ }
+ else
+ {
+ attr->SafeDecRef();
+ }
+}
+
+void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
+{
+ if ( CanHaveAttributes() )
+ {
+ m_table->SetColAttr(attr, col);
+ }
+ else
+ {
+ attr->SafeDecRef();
+ }
+}
+
+void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
+{
+ if ( CanHaveAttributes() )
+ {
+ wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+ attr->SetBackgroundColour(colour);
+ attr->DecRef();
+ }
+}
+
+void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
+{
+ if ( CanHaveAttributes() )
+ {
+ wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+ attr->SetTextColour(colour);
+ attr->DecRef();
+ }
}
-wxFont wxGrid::GetCellFont( int row, int col )
+void wxGrid::SetCellFont( int row, int col, const wxFont& font )
{
- // TODO: replace this temp test code
- //
- return m_defaultCellFont;
+ if ( CanHaveAttributes() )
+ {
+ wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+ attr->SetFont(font);
+ attr->DecRef();
+ }
}
-void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
+void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
{
- // TODO: replace this temp test code
- //
- *horiz = wxLEFT;
- *vert = wxTOP;
+ if ( CanHaveAttributes() )
+ {
+ wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+ attr->SetAlignment(horiz, vert);
+ attr->DecRef();
+ }
}
-void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
+void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer)
{
- // TODO: replace this temp test code
- //
- *horiz = wxLEFT;
- *vert = wxTOP;
+ if ( CanHaveAttributes() )
+ {
+ wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+ attr->SetRenderer(renderer);
+ attr->DecRef();
+ }
}
+// ----------------------------------------------------------------------------
+// row/col size
+// ----------------------------------------------------------------------------
+
void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
{
m_defaultRowHeight = wxMax( height, WXGRID_MIN_ROW_HEIGHT );
if ( resizeExistingRows )
{
- // TODO: what do we do about events here ?
- // Generate an event for each resize ?
- //
int row;
+ int bottom = 0;
for ( row = 0; row < m_numRows; row++ )
{
m_rowHeights[row] = m_defaultRowHeight;
+ bottom += m_defaultRowHeight;
+ m_rowBottoms[row] = bottom;
}
CalcDimensions();
- if ( !GetBatchCount() ) Refresh();
}
}
void wxGrid::SetRowSize( int row, int height )
{
- if ( row >= 0 && row < m_numRows )
- {
- m_rowHeights[row] = wxMax( 0, height );
- CalcDimensions();
- if ( !GetBatchCount() ) Refresh();
+ wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
- // Note: we are ending the event *after* doing
- // default processing in this case
- //
- SendEvent( EVT_WXGRID_ROW_SIZE,
- row, -1 );
- }
- else
+ int i;
+
+ int h = wxMax( 0, height );
+ int diff = h - m_rowHeights[row];
+
+ m_rowHeights[row] = h;
+ for ( i = row; i < m_numRows; i++ )
{
- // TODO: log an error here
+ m_rowBottoms[i] += diff;
}
+ CalcDimensions();
}
void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
if ( resizeExistingCols )
{
- // TODO: what do we do about events here ?
- // Generate an event for each resize ?
- //
int col;
+ int right = 0;
for ( col = 0; col < m_numCols; col++ )
{
m_colWidths[col] = m_defaultColWidth;
+ right += m_defaultColWidth;
+ m_colRights[col] = right;
}
CalcDimensions();
- if ( !GetBatchCount() ) Refresh();
}
}
void wxGrid::SetColSize( int col, int width )
{
- if ( col >= 0 && col < m_numCols )
- {
- m_colWidths[col] = wxMax( 0, width );
- CalcDimensions();
- if ( !GetBatchCount() ) Refresh();
-
- // Note: we are ending the event *after* doing
- // default processing in this case
- //
- SendEvent( EVT_WXGRID_COL_SIZE,
- -1, col );
- }
- else
- {
- // TODO: log an error here
- }
-}
-
-void wxGrid::SetDefaultCellBackgroundColour( const wxColour& )
-{
- // TODO: everything !!!
- //
-}
-
-void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& )
-{
- // TODO: everything !!!
- //
-}
-
-void wxGrid::SetDefaultCellTextColour( const wxColour& )
-{
- // TODO: everything !!!
- //
-}
-
-void wxGrid::SetCellTextColour( int row, int col, const wxColour& )
-{
- // TODO: everything !!!
- //
-}
-
-void wxGrid::SetCellHighlightColour( const wxColour& )
-{
- // TODO: everything !!!
- //
-}
-
-void wxGrid::SetDefaultCellFont( const wxFont& )
-{
- // TODO: everything !!!
- //
-}
+ wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") );
-void wxGrid::SetCellFont( int row, int col, const wxFont& )
-{
- // TODO: everything !!!
- //
-}
+ int i;
-void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
-{
- // TODO: everything !!!
- //
-}
+ int w = wxMax( 0, width );
+ int diff = w - m_colWidths[col];
+ m_colWidths[col] = w;
-void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
-{
- // TODO: everything !!!
- //
+ for ( i = col; i < m_numCols; i++ )
+ {
+ m_colRights[i] += diff;
+ }
+ CalcDimensions();
}
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 );
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 );
void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol )
{
int temp;
-
+ wxGridCellCoords updateTopLeft, updateBottomRight;
+
if ( topRow > bottomRow )
{
temp = topRow;
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);
}
}
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
//
m_shift = shift;
m_alt = alt;
m_meta = meta;
-
+
SetEventObject(obj);
}
m_shift = shift;
m_alt = alt;
m_meta = meta;
-
+
SetEventObject(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;
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