+ if ( m_rowLabelWin )
+ {
+ m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour();
+ }
+ else
+ {
+ m_labelBackgroundColour = wxColour( _T("WHITE") );
+ }
+
+ m_labelTextColour = wxColour( _T("BLACK") );
+
+ // init attr cache
+ m_attrCache.row = -1;
+ m_attrCache.col = -1;
+ m_attrCache.attr = NULL;
+
+ // TODO: something better than this ?
+ //
+ m_labelFont = this->GetFont();
+ m_labelFont.SetWeight( wxBOLD );
+
+ m_rowLabelHorizAlign = wxALIGN_CENTRE;
+ m_rowLabelVertAlign = wxALIGN_CENTRE;
+
+ m_colLabelHorizAlign = wxALIGN_CENTRE;
+ m_colLabelVertAlign = wxALIGN_CENTRE;
+ m_colLabelTextOrientation = wxHORIZONTAL;
+
+ m_defaultColWidth = WXGRID_DEFAULT_COL_WIDTH;
+ m_defaultRowHeight = m_gridWin->GetCharHeight();
+
+ m_minAcceptableColWidth = WXGRID_MIN_COL_WIDTH;
+ m_minAcceptableRowHeight = WXGRID_MIN_ROW_HEIGHT;
+
+#if defined(__WXMOTIF__) || defined(__WXGTK__) // see also text ctrl sizing in ShowCellEditControl()
+ m_defaultRowHeight += 8;
+#else
+ m_defaultRowHeight += 4;
+#endif
+
+ m_gridLineColour = wxColour( 192,192,192 );
+ m_gridLinesEnabled = TRUE;
+ m_cellHighlightColour = *wxBLACK;
+ m_cellHighlightPenWidth = 2;
+ m_cellHighlightROPenWidth = 1;
+
+ m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
+ m_winCapture = (wxWindow *)NULL;
+ m_canDragRowSize = TRUE;
+ m_canDragColSize = TRUE;
+ m_canDragGridSize = TRUE;
+ m_dragLastPos = -1;
+ m_dragRowOrCol = -1;
+ m_isDragging = FALSE;
+ m_startDragPos = wxDefaultPosition;
+
+ m_waitForSlowClick = FALSE;
+
+ m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
+ m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
+
+ m_currentCellCoords = wxGridNoCellCoords;
+
+ m_selectingTopLeft = wxGridNoCellCoords;
+ m_selectingBottomRight = wxGridNoCellCoords;
+ m_selectionBackground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
+ m_selectionForeground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
+
+ m_editable = TRUE; // default for whole grid
+
+ m_inOnKeyDown = FALSE;
+ m_batchCount = 0;
+
+ m_extraWidth =
+ m_extraHeight = 0;
+}
+
+// ----------------------------------------------------------------------------
+// the idea is to call these functions only when necessary because they create
+// quite big arrays which eat memory mostly unnecessary - in particular, if
+// default widths/heights are used for all rows/columns, we may not use these
+// arrays at all
+//
+// with some extra code, it should be possible to only store the
+// widths/heights different from default ones but this will be done later...
+// ----------------------------------------------------------------------------
+
+void wxGrid::InitRowHeights()
+{
+ m_rowHeights.Empty();
+ m_rowBottoms.Empty();
+
+ m_rowHeights.Alloc( m_numRows );
+ m_rowBottoms.Alloc( m_numRows );
+
+ int rowBottom = 0;
+
+ m_rowHeights.Add( m_defaultRowHeight, m_numRows );
+
+ for ( int i = 0; i < m_numRows; i++ )
+ {
+ rowBottom += m_defaultRowHeight;
+ m_rowBottoms.Add( rowBottom );
+ }
+}
+
+void wxGrid::InitColWidths()
+{
+ m_colWidths.Empty();
+ m_colRights.Empty();
+
+ m_colWidths.Alloc( m_numCols );
+ m_colRights.Alloc( m_numCols );
+ int colRight = 0;
+
+ m_colWidths.Add( m_defaultColWidth, m_numCols );
+
+ for ( int i = 0; i < m_numCols; i++ )
+ {
+ colRight += m_defaultColWidth;
+ m_colRights.Add( colRight );
+ }
+}
+
+int wxGrid::GetColWidth(int col) const
+{
+ return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col];
+}
+
+int wxGrid::GetColLeft(int col) const
+{
+ return m_colRights.IsEmpty() ? col * m_defaultColWidth
+ : m_colRights[col] - m_colWidths[col];
+}
+
+int wxGrid::GetColRight(int col) const
+{
+ return m_colRights.IsEmpty() ? (col + 1) * m_defaultColWidth
+ : m_colRights[col];
+}
+
+int wxGrid::GetRowHeight(int row) const
+{
+ return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row];
+}
+
+int wxGrid::GetRowTop(int row) const
+{
+ return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight
+ : m_rowBottoms[row] - m_rowHeights[row];
+}
+
+int wxGrid::GetRowBottom(int row) const
+{
+ return m_rowBottoms.IsEmpty() ? (row + 1) * m_defaultRowHeight
+ : m_rowBottoms[row];
+}
+
+void wxGrid::CalcDimensions()
+{
+ int cw, ch;
+ GetClientSize( &cw, &ch );
+
+ if ( m_rowLabelWin->IsShown() )
+ cw -= m_rowLabelWidth;
+ if ( m_colLabelWin->IsShown() )
+ ch -= m_colLabelHeight;
+
+ // grid total size
+ int w = m_numCols > 0 ? GetColRight(m_numCols - 1) + m_extraWidth + 1 : 0;
+ int h = m_numRows > 0 ? GetRowBottom(m_numRows - 1) + m_extraHeight + 1 : 0;
+
+ // take into account editor if shown
+ if( IsCellEditControlShown() )
+ {
+ int w2, h2;
+ int r = m_currentCellCoords.GetRow();
+ int c = m_currentCellCoords.GetCol();
+ int x = GetColLeft(c);
+ int y = GetRowTop(r);
+
+ // how big is the editor
+ wxGridCellAttr* attr = GetCellAttr(r, c);
+ wxGridCellEditor* editor = attr->GetEditor(this, r, c);
+ editor->GetControl()->GetSize(&w2, &h2);
+ w2 += x;
+ h2 += y;
+ if( w2 > w ) w = w2;
+ if( h2 > h ) h = h2;
+ editor->DecRef();
+ attr->DecRef();
+ }
+
+ // preserve (more or less) the previous position
+ int x, y;
+ GetViewStart( &x, &y );
+
+ // ensure the position is valid for the new scroll ranges
+ if ( x >= w )
+ x = wxMax( w - 1, 0 );
+ if ( y >= h )
+ y = wxMax( h - 1, 0 );
+
+ // do set scrollbar parameters
+ SetScrollbars( GRID_SCROLL_LINE_X, GRID_SCROLL_LINE_Y,
+ GetScrollX(w), GetScrollY(h), x, y,
+ GetBatchCount() != 0);
+
+ // if our OnSize() hadn't been called (it would if we have scrollbars), we
+ // still must reposition the children
+ CalcWindowSizes();
+}
+
+
+void wxGrid::CalcWindowSizes()
+{
+ // escape if the window is has not been fully created yet
+
+ if ( m_cornerLabelWin == NULL )
+ return ;
+
+ 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;
+ bool result = FALSE;
+
+ // Clear the attribute cache as the attribute might refer to a different
+ // cell than stored in the cache after adding/removing rows/columns.
+ ClearAttrCache();
+ // By the same reasoning, the editor should be dismissed if columns are
+ // added or removed. And for consistency, it should IMHO always be
+ // removed, not only if the cell "underneath" it actually changes.
+ // For now, I intentionally do not save the editor's content as the
+ // cell it might want to save that stuff to might no longer exist.
+ HideCellEditControl();
+#if 0
+ // if we were using the default widths/heights so far, we must change them
+ // now
+ if ( m_colWidths.IsEmpty() )
+ {
+ InitColWidths();
+ }
+
+ if ( m_rowHeights.IsEmpty() )
+ {
+ InitRowHeights();
+ }
+#endif
+
+ switch ( msg.GetId() )
+ {
+ case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
+ {
+ size_t pos = msg.GetCommandInt();
+ int numRows = msg.GetCommandInt2();
+
+ m_numRows += numRows;
+
+ if ( !m_rowHeights.IsEmpty() )
+ {
+ m_rowHeights.Insert( m_defaultRowHeight, pos, numRows );
+ m_rowBottoms.Insert( 0, pos, 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;
+ }
+ }
+ if ( m_currentCellCoords == wxGridNoCellCoords )
+ {
+ // if we have just inserted cols into an empty grid the current
+ // cell will be undefined...
+ //
+ SetCurrentCell( 0, 0 );
+ }
+
+ if ( m_selection )
+ m_selection->UpdateRows( pos, numRows );
+ wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
+ if (attrProvider)
+ attrProvider->UpdateAttrRows( pos, numRows );
+
+ if ( !GetBatchCount() )
+ {
+ CalcDimensions();
+ m_rowLabelWin->Refresh();
+ }
+ }
+ result = TRUE;
+ break;
+
+ case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
+ {
+ int numRows = msg.GetCommandInt();
+ int oldNumRows = m_numRows;
+ m_numRows += numRows;
+
+ if ( !m_rowHeights.IsEmpty() )
+ {
+ m_rowHeights.Add( m_defaultRowHeight, numRows );
+ m_rowBottoms.Add( 0, 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;
+ }
+ }
+ if ( m_currentCellCoords == wxGridNoCellCoords )
+ {
+ // if we have just inserted cols into an empty grid the current
+ // cell will be undefined...
+ //
+ SetCurrentCell( 0, 0 );
+ }
+ if ( !GetBatchCount() )
+ {
+ CalcDimensions();
+ m_rowLabelWin->Refresh();
+ }
+ }
+ result = TRUE;
+ break;
+
+ case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
+ {
+ size_t pos = msg.GetCommandInt();
+ int numRows = msg.GetCommandInt2();
+ m_numRows -= numRows;
+
+ if ( !m_rowHeights.IsEmpty() )
+ {
+ m_rowHeights.RemoveAt( pos, numRows );
+ m_rowBottoms.RemoveAt( pos, numRows );
+
+ int h = 0;
+ for ( i = 0; i < m_numRows; i++ )
+ {
+ h += m_rowHeights[i];
+ m_rowBottoms[i] = h;
+ }
+ }
+ if ( !m_numRows )
+ {
+ m_currentCellCoords = wxGridNoCellCoords;
+ }
+ else
+ {
+ if ( m_currentCellCoords.GetRow() >= m_numRows )
+ m_currentCellCoords.Set( 0, 0 );
+ }
+
+ if ( m_selection )
+ m_selection->UpdateRows( pos, -((int)numRows) );
+ wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
+ if (attrProvider) {
+ attrProvider->UpdateAttrRows( pos, -((int)numRows) );
+// ifdef'd out following patch from Paul Gammans
+#if 0
+ // No need to touch column attributes, unless we
+ // removed _all_ rows, in this case, we remove
+ // all column attributes.
+ // I hate to do this here, but the
+ // needed data is not available inside UpdateAttrRows.
+ if ( !GetNumberRows() )
+ attrProvider->UpdateAttrCols( 0, -GetNumberCols() );
+#endif
+ }
+ if ( !GetBatchCount() )
+ {
+ CalcDimensions();
+ m_rowLabelWin->Refresh();
+ }
+ }
+ result = TRUE;
+ break;
+
+ case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
+ {
+ size_t pos = msg.GetCommandInt();
+ int numCols = msg.GetCommandInt2();
+ m_numCols += numCols;
+
+ if ( !m_colWidths.IsEmpty() )
+ {
+ m_colWidths.Insert( m_defaultColWidth, pos, numCols );
+ m_colRights.Insert( 0, pos, numCols );
+
+ int right = 0;
+ if ( pos > 0 ) right = m_colRights[pos-1];
+
+ for ( i = pos; i < m_numCols; i++ )
+ {
+ right += m_colWidths[i];
+ m_colRights[i] = right;
+ }
+ }
+ if ( m_currentCellCoords == wxGridNoCellCoords )
+ {
+ // if we have just inserted cols into an empty grid the current
+ // cell will be undefined...
+ //
+ SetCurrentCell( 0, 0 );
+ }
+
+ if ( m_selection )
+ m_selection->UpdateCols( pos, numCols );
+ wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
+ if (attrProvider)
+ attrProvider->UpdateAttrCols( pos, numCols );
+ if ( !GetBatchCount() )
+ {
+ CalcDimensions();
+ m_colLabelWin->Refresh();
+ }
+
+ }
+ result = TRUE;
+ break;
+
+ case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
+ {
+ int numCols = msg.GetCommandInt();
+ int oldNumCols = m_numCols;
+ m_numCols += numCols;
+ if ( !m_colWidths.IsEmpty() )
+ {
+ m_colWidths.Add( m_defaultColWidth, numCols );
+ m_colRights.Add( 0, 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;
+ }
+ }
+ if ( m_currentCellCoords == wxGridNoCellCoords )
+ {
+ // if we have just inserted cols into an empty grid the current
+ // cell will be undefined...
+ //
+ SetCurrentCell( 0, 0 );
+ }
+ if ( !GetBatchCount() )
+ {
+ CalcDimensions();
+ m_colLabelWin->Refresh();
+ }
+ }
+ result = TRUE;
+ break;
+
+ case wxGRIDTABLE_NOTIFY_COLS_DELETED:
+ {
+ size_t pos = msg.GetCommandInt();
+ int numCols = msg.GetCommandInt2();
+ m_numCols -= numCols;
+
+ if ( !m_colWidths.IsEmpty() )
+ {
+ m_colWidths.RemoveAt( pos, numCols );
+ m_colRights.RemoveAt( pos, numCols );
+
+ int w = 0;
+ for ( i = 0; i < m_numCols; i++ )
+ {
+ w += m_colWidths[i];
+ m_colRights[i] = w;
+ }
+ }
+ if ( !m_numCols )
+ {
+ m_currentCellCoords = wxGridNoCellCoords;
+ }
+ else
+ {
+ if ( m_currentCellCoords.GetCol() >= m_numCols )
+ m_currentCellCoords.Set( 0, 0 );
+ }
+
+ if ( m_selection )
+ m_selection->UpdateCols( pos, -((int)numCols) );
+ wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
+ if (attrProvider) {
+ attrProvider->UpdateAttrCols( pos, -((int)numCols) );
+// ifdef'd out following patch from Paul Gammans
+#if 0
+ // No need to touch row attributes, unless we
+ // removed _all_ columns, in this case, we remove
+ // all row attributes.
+ // I hate to do this here, but the
+ // needed data is not available inside UpdateAttrCols.
+ if ( !GetNumberCols() )
+ attrProvider->UpdateAttrRows( 0, -GetNumberRows() );
+#endif
+ }
+ if ( !GetBatchCount() )
+ {
+ CalcDimensions();
+ m_colLabelWin->Refresh();
+ }
+ }
+ result = TRUE;
+ break;
+ }
+
+ if (result && !GetBatchCount() )
+ m_gridWin->Refresh();
+ return result;
+}
+
+
+wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
+{
+ wxRegionIterator iter( reg );
+ wxRect r;
+
+ wxArrayInt rowlabels;
+
+ 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;
+ for ( row = internalYToRow(top); row < m_numRows; row++ )
+ {
+ if ( GetRowBottom(row) < top )
+ continue;
+
+ if ( GetRowTop(row) > bottom )
+ break;
+
+ rowlabels.Add( row );
+ }
+
+ iter++ ;
+ }
+
+ return rowlabels;
+}
+
+
+wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
+{
+ wxRegionIterator iter( reg );
+ wxRect r;
+
+ wxArrayInt colLabels;
+
+ 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;
+ for ( col = internalXToCol(left); col < m_numCols; col++ )
+ {
+ if ( GetColRight(col) < left )
+ continue;
+
+ if ( GetColLeft(col) > right )
+ break;
+
+ colLabels.Add( col );
+ }
+
+ iter++ ;
+ }
+ return colLabels;
+}
+
+
+wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg )
+{
+ wxRegionIterator iter( reg );
+ wxRect r;
+
+ wxGridCellCoordsArray cellsExposed;
+
+ 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;
+ for ( row = internalYToRow(top); row < m_numRows; row++ )
+ {
+ if ( GetRowBottom(row) <= top )
+ continue;
+
+ if ( GetRowTop(row) > bottom )
+ break;
+
+ for ( col = internalXToCol(left); col < m_numCols; col++ )
+ {
+ if ( GetColRight(col) <= left )
+ continue;
+
+ if ( GetColLeft(col) > right )
+ break;
+
+ cellsExposed.Add( wxGridCellCoords( row, col ) );
+ }
+ }
+
+ iter++;
+ }
+
+ return cellsExposed;
+}
+
+
+void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
+{
+ int x, y, row;
+ wxPoint pos( event.GetPosition() );
+ CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
+
+ if ( event.Dragging() )
+ {
+ if (!m_isDragging)
+ {
+ m_isDragging = TRUE;
+ m_rowLabelWin->CaptureMouse();
+ }
+
+ 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 );
+ y = wxMax( y,
+ GetRowTop(m_dragRowOrCol) +
+ GetRowMinimalHeight(m_dragRowOrCol) );
+ 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 )
+ {
+ if ( m_selection )
+ {
+ m_selection->SelectRow( row,
+ event.ControlDown(),
+ event.ShiftDown(),
+ event.AltDown(),
+ event.MetaDown() );
+ }
+ }
+
+ // default label to suppress warnings about "enumeration value
+ // 'xxx' not handled in switch
+ default:
+ break;
+ }
+ }
+ return;
+ }
+
+ if ( m_isDragging && (event.Entering() || event.Leaving()) )
+ return;
+
+ if (m_isDragging)
+ {
+ if (m_rowLabelWin->HasCapture()) m_rowLabelWin->ReleaseMouse();
+ 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( wxEVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
+ {
+ if ( !event.ShiftDown() && !event.ControlDown() )
+ ClearSelection();
+ if ( m_selection )
+ {
+ if ( event.ShiftDown() )
+ {
+ m_selection->SelectBlock( m_currentCellCoords.GetRow(),
+ 0,
+ row,
+ GetNumberCols() - 1,
+ event.ControlDown(),
+ event.ShiftDown(),
+ event.AltDown(),
+ event.MetaDown() );
+ }
+ else
+ {
+ m_selection->SelectRow( row,
+ event.ControlDown(),
+ event.ShiftDown(),
+ event.AltDown(),
+ event.MetaDown() );
+ }
+ }
+
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
+ }
+ }
+ else
+ {
+ // starting to drag-resize a row
+ //
+ if ( CanDragRowSize() )
+ ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
+ }
+ }
+
+
+ // ------------ Left double click
+ //
+ else if (event.LeftDClick() )
+ {
+ int row = YToEdgeOfRow(y);
+ if ( row < 0 )
+ {
+ row = YToRow(y);
+ if ( row >=0 &&
+ !SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, row, -1, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+ else
+ {
+ // adjust row height depending on label text
+ AutoSizeRowLabelSize( row );
+
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
+ m_dragLastPos = -1;
+ }
+ }
+
+
+ // ------------ 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( wxEVT_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 ( row >=0 &&
+ !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+
+ // ------------ Right double click
+ //
+ else if ( event.RightDClick() )
+ {
+ row = YToRow(y);
+ if ( row >= 0 &&
+ !SendEvent( wxEVT_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
+ if ( CanDragRowSize() )
+ 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() )
+ {
+ if (!m_isDragging)
+ {
+ m_isDragging = TRUE;
+ m_colLabelWin->CaptureMouse();
+ }
+
+ if ( event.LeftIsDown() )
+ {
+ switch( m_cursorMode )
+ {
+ case WXGRID_CURSOR_RESIZE_COL:
+ {
+ int cw, ch, dummy, top;
+ m_gridWin->GetClientSize( &cw, &ch );
+ CalcUnscrolledPosition( 0, 0, &dummy, &top );
+
+ wxClientDC dc( m_gridWin );
+ PrepareDC( dc );
+
+ x = wxMax( x, GetColLeft(m_dragRowOrCol) +
+ GetColMinimalWidth(m_dragRowOrCol));
+ 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 )
+ {
+ if ( m_selection )
+ {
+ m_selection->SelectCol( col,
+ event.ControlDown(),
+ event.ShiftDown(),
+ event.AltDown(),
+ event.MetaDown() );
+ }
+ }
+
+ // default label to suppress warnings about "enumeration value
+ // 'xxx' not handled in switch
+ default:
+ break;
+ }
+ }
+ return;
+ }
+
+ if ( m_isDragging && (event.Entering() || event.Leaving()) )
+ return;
+
+ if (m_isDragging)
+ {
+ if (m_colLabelWin->HasCapture()) m_colLabelWin->ReleaseMouse();
+ 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( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
+ {
+ if ( !event.ShiftDown() && !event.ControlDown() )
+ ClearSelection();
+ if ( m_selection )
+ {
+ if ( event.ShiftDown() )
+ {
+ m_selection->SelectBlock( 0,
+ m_currentCellCoords.GetCol(),
+ GetNumberRows() - 1, col,
+ event.ControlDown(),
+ event.ShiftDown(),
+ event.AltDown(),
+ event.MetaDown() );
+ }
+ else
+ {
+ m_selection->SelectCol( col,
+ event.ControlDown(),
+ event.ShiftDown(),
+ event.AltDown(),
+ event.MetaDown() );
+ }
+ }
+
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
+ }
+ }
+ else
+ {
+ // starting to drag-resize a col
+ //
+ if ( CanDragColSize() )
+ ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
+ }
+ }
+
+
+ // ------------ Left double click
+ //
+ if ( event.LeftDClick() )
+ {
+ int col = XToEdgeOfCol(x);
+ if ( col < 0 )
+ {
+ col = XToCol(x);
+ if ( col >= 0 &&
+ ! SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, col, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+ else
+ {
+ // adjust column width depending on label text
+ AutoSizeColLabelSize( col );
+
+ ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
+ m_dragLastPos = -1;
+ }
+ }
+
+
+ // ------------ 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( wxEVT_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 ( col >= 0 &&
+ !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+
+ // ------------ Right double click
+ //
+ else if ( event.RightDClick() )
+ {
+ col = XToCol(x);
+ if ( col >= 0 &&
+ !SendEvent( wxEVT_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
+ if ( CanDragColSize() )
+ 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( wxEVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
+ {
+ SelectAll();
+ }
+ }
+
+ else if ( event.LeftDClick() )
+ {
+ SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
+ }
+
+ else if ( event.RightDown() )
+ {
+ if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+ else if ( event.RightDClick() )
+ {
+ if ( !SendEvent( wxEVT_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 &&
+ win == m_winCapture &&
+ captureMouse == (m_winCapture != NULL))
+ return;
+
+ if ( !win )
+ {
+ // by default use the grid itself
+ win = m_gridWin;
+ }
+
+ if ( m_winCapture )
+ {
+ if (m_winCapture->HasCapture()) 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 );
+
+ int cell_rows, cell_cols;
+ GetCellSize( coords.GetRow(), coords.GetCol(), &cell_rows, &cell_cols );
+ if ((cell_rows < 0) || (cell_cols < 0))
+ {
+ coords.SetRow(coords.GetRow() + cell_rows);
+ coords.SetCol(coords.GetCol() + cell_cols);
+ }
+
+ if ( event.Dragging() )
+ {
+ //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol());
+
+ // Don't start doing anything until the mouse has been drug at
+ // least 3 pixels in any direction...
+ if (! m_isDragging)
+ {
+ if (m_startDragPos == wxDefaultPosition)
+ {
+ m_startDragPos = pos;
+ return;
+ }
+ if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4)
+ return;
+ }
+
+ m_isDragging = TRUE;
+ if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
+ {
+ // Hide the edit control, so it
+ // won't interfer with drag-shrinking.
+ if ( IsCellEditControlShown() )
+ {
+ HideCellEditControl();
+ SaveEditControlValue();
+ }
+
+ // Have we captured the mouse yet?
+ if (! m_winCapture)
+ {
+ m_winCapture = m_gridWin;
+ m_winCapture->CaptureMouse();
+ }
+
+ if ( coords != wxGridNoCellCoords )
+ {
+ if ( event.ControlDown() )
+ {
+ if ( m_selectingKeyboard == wxGridNoCellCoords)
+ m_selectingKeyboard = coords;
+ HighlightBlock ( m_selectingKeyboard, coords );
+ }
+ else
+ {
+ if ( !IsSelection() )
+ {
+ HighlightBlock( coords, coords );
+ }
+ else
+ {
+ HighlightBlock( m_currentCellCoords, coords );
+ }
+ }
+
+ if (! IsVisible(coords))
+ {
+ MakeCellVisible(coords);
+ // TODO: need to introduce a delay or something here. The
+ // scrolling is way to fast, at least on MSW - also on GTK.
+ }
+ }
+ }
+ else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
+ {
+ int cw, ch, left, dummy;
+ m_gridWin->GetClientSize( &cw, &ch );
+ CalcUnscrolledPosition( 0, 0, &left, &dummy );
+
+ wxClientDC dc( m_gridWin );
+ PrepareDC( dc );
+ y = wxMax( y, GetRowTop(m_dragRowOrCol) +
+ GetRowMinimalHeight(m_dragRowOrCol) );
+ dc.SetLogicalFunction(wxINVERT);
+ if ( m_dragLastPos >= 0 )
+ {
+ dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
+ }
+ dc.DrawLine( left, y, left+cw, y );
+ m_dragLastPos = y;
+ }
+ else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
+ {
+ int cw, ch, dummy, top;
+ m_gridWin->GetClientSize( &cw, &ch );
+ CalcUnscrolledPosition( 0, 0, &dummy, &top );
+
+ wxClientDC dc( m_gridWin );
+ PrepareDC( dc );
+ x = wxMax( x, GetColLeft(m_dragRowOrCol) +
+ GetColMinimalWidth(m_dragRowOrCol) );
+ 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;
+ m_startDragPos = wxDefaultPosition;
+
+ // 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() && coords != wxGridNoCellCoords )
+ {
+ if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
+ coords.GetRow(),
+ coords.GetCol(),
+ event ) )
+ {
+ if ( !event.ControlDown() )
+ ClearSelection();
+ if ( event.ShiftDown() )
+ {
+ if ( m_selection )
+ {
+ m_selection->SelectBlock( m_currentCellCoords.GetRow(),
+ m_currentCellCoords.GetCol(),
+ coords.GetRow(),
+ coords.GetCol(),
+ event.ControlDown(),
+ event.ShiftDown(),
+ event.AltDown(),
+ event.MetaDown() );
+ }
+ }
+ else if ( XToEdgeOfCol(x) < 0 &&
+ YToEdgeOfRow(y) < 0 )
+ {
+ DisableCellEditControl();
+ MakeCellVisible( coords );
+
+ if ( event.ControlDown() )
+ {
+ if ( m_selection )
+ {
+ m_selection->ToggleCellSelection( coords.GetRow(),
+ coords.GetCol(),
+ event.ControlDown(),
+ event.ShiftDown(),
+ event.AltDown(),
+ event.MetaDown() );
+ }
+ m_selectingTopLeft = wxGridNoCellCoords;
+ m_selectingBottomRight = wxGridNoCellCoords;
+ m_selectingKeyboard = coords;
+ }
+ else
+ {
+ m_waitForSlowClick = m_currentCellCoords == coords && coords != wxGridNoCellCoords;
+ SetCurrentCell( coords );
+ if ( m_selection )
+ {
+ if ( m_selection->GetSelectionMode() !=
+ wxGrid::wxGridSelectCells )
+ {
+ HighlightBlock( coords, coords );
+ }
+ }
+ }
+ }
+ }
+ }
+
+
+ // ------------ Left double click
+ //
+ else if ( event.LeftDClick() && coords != wxGridNoCellCoords )
projects / wxWidgets.git / blobdiff