X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9a83f860948059b0273b5cc6d9e43fadad3ebfca..75595b9750de618c1ccc6356159aad0918bc4786:/src/generic/grid.cpp diff --git a/src/generic/grid.cpp b/src/generic/grid.cpp index 6cd125e280..a05a2d519a 100644 --- a/src/generic/grid.cpp +++ b/src/generic/grid.cpp @@ -80,12 +80,28 @@ WX_DECLARE_HASH_SET_WITH_DECL(int, wxIntegerHash, wxIntegerEqual, // globals // ---------------------------------------------------------------------------- +namespace +{ + //#define DEBUG_ATTR_CACHE #ifdef DEBUG_ATTR_CACHE static size_t gs_nAttrCacheHits = 0; static size_t gs_nAttrCacheMisses = 0; #endif +// this struct simply combines together the default header renderers +// +// as the renderers ctors are trivial, there is no problem with making them +// globals +struct DefaultHeaderRenderers +{ + wxGridColumnHeaderRendererDefault colRenderer; + wxGridRowHeaderRendererDefault rowRenderer; + wxGridCornerHeaderRendererDefault cornerRenderer; +} gs_defaultHeaderRenderers; + +} // anonymous namespace + // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- @@ -154,6 +170,8 @@ END_EVENT_TABLE() BEGIN_EVENT_TABLE(wxGridHeaderCtrl, wxHeaderCtrl) EVT_HEADER_CLICK(wxID_ANY, wxGridHeaderCtrl::OnClick) + EVT_HEADER_DCLICK(wxID_ANY, wxGridHeaderCtrl::OnDoubleClick) + EVT_HEADER_RIGHT_CLICK(wxID_ANY, wxGridHeaderCtrl::OnRightClick) EVT_HEADER_BEGIN_RESIZE(wxID_ANY, wxGridHeaderCtrl::OnBeginResize) EVT_HEADER_RESIZING(wxID_ANY, wxGridHeaderCtrl::OnResizing) @@ -191,6 +209,90 @@ wxGridCellWorker::~wxGridCellWorker() { } +// ---------------------------------------------------------------------------- +// wxGridHeaderLabelsRenderer and related classes +// ---------------------------------------------------------------------------- + +void wxGridHeaderLabelsRenderer::DrawLabel(const wxGrid& grid, + wxDC& dc, + const wxString& value, + const wxRect& rect, + int horizAlign, + int vertAlign, + int textOrientation) const +{ + dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); + dc.SetTextForeground(grid.GetLabelTextColour()); + dc.SetFont(grid.GetLabelFont()); + grid.DrawTextRectangle(dc, value, rect, horizAlign, vertAlign, textOrientation); +} + + +void wxGridRowHeaderRendererDefault::DrawBorder(const wxGrid& WXUNUSED(grid), + wxDC& dc, + wxRect& rect) const +{ + dc.SetPen(wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW))); + dc.DrawLine(rect.GetRight(), rect.GetTop(), + rect.GetRight(), rect.GetBottom()); + dc.DrawLine(rect.GetLeft(), rect.GetTop(), + rect.GetLeft(), rect.GetBottom()); + dc.DrawLine(rect.GetLeft(), rect.GetBottom(), + rect.GetRight() + 1, rect.GetBottom()); + + dc.SetPen(*wxWHITE_PEN); + dc.DrawLine(rect.GetLeft() + 1, rect.GetTop(), + rect.GetLeft() + 1, rect.GetBottom()); + dc.DrawLine(rect.GetLeft() + 1, rect.GetTop(), + rect.GetRight(), rect.GetTop()); + + rect.Deflate(2); +} + +void wxGridColumnHeaderRendererDefault::DrawBorder(const wxGrid& WXUNUSED(grid), + wxDC& dc, + wxRect& rect) const +{ + dc.SetPen(wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW))); + dc.DrawLine(rect.GetRight(), rect.GetTop(), + rect.GetRight(), rect.GetBottom()); + dc.DrawLine(rect.GetLeft(), rect.GetTop(), + rect.GetRight(), rect.GetTop()); + dc.DrawLine(rect.GetLeft(), rect.GetBottom(), + rect.GetRight() + 1, rect.GetBottom()); + + dc.SetPen(*wxWHITE_PEN); + dc.DrawLine(rect.GetLeft(), rect.GetTop() + 1, + rect.GetLeft(), rect.GetBottom()); + dc.DrawLine(rect.GetLeft(), rect.GetTop() + 1, + rect.GetRight(), rect.GetTop() + 1); + + rect.Deflate(2); +} + +void wxGridCornerHeaderRendererDefault::DrawBorder(const wxGrid& WXUNUSED(grid), + wxDC& dc, + wxRect& rect) const +{ + dc.SetPen(wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW))); + dc.DrawLine(rect.GetRight() - 1, rect.GetBottom() - 1, + rect.GetRight() - 1, rect.GetTop()); + dc.DrawLine(rect.GetRight() - 1, rect.GetBottom() - 1, + rect.GetLeft(), rect.GetBottom() - 1); + dc.DrawLine(rect.GetLeft(), rect.GetTop(), + rect.GetRight(), rect.GetTop()); + dc.DrawLine(rect.GetLeft(), rect.GetTop(), + rect.GetLeft(), rect.GetBottom()); + + dc.SetPen(*wxWHITE_PEN); + dc.DrawLine(rect.GetLeft() + 1, rect.GetTop() + 1, + rect.GetRight() - 1, rect.GetTop() + 1); + dc.DrawLine(rect.GetLeft() + 1, rect.GetTop() + 1, + rect.GetLeft() + 1, rect.GetBottom() - 1); + + rect.Deflate(2); +} + // ---------------------------------------------------------------------------- // wxGridCellAttr // ---------------------------------------------------------------------------- @@ -376,6 +478,15 @@ void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const } } +void wxGridCellAttr::GetNonDefaultAlignment(int *hAlign, int *vAlign) const +{ + if ( hAlign && m_hAlign != wxALIGN_INVALID ) + *hAlign = m_hAlign; + + if ( vAlign && m_vAlign != wxALIGN_INVALID ) + *vAlign = m_vAlign; +} + void wxGridCellAttr::GetSize( int *num_rows, int *num_cols ) const { if ( num_rows ) @@ -859,6 +970,23 @@ void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols ) } } +const wxGridColumnHeaderRenderer& +wxGridCellAttrProvider::GetColumnHeaderRenderer(int WXUNUSED(col)) +{ + return gs_defaultHeaderRenderers.colRenderer; +} + +const wxGridRowHeaderRenderer& +wxGridCellAttrProvider::GetRowHeaderRenderer(int WXUNUSED(row)) +{ + return gs_defaultHeaderRenderers.rowRenderer; +} + +const wxGridCornerHeaderRenderer& wxGridCellAttrProvider::GetCornerRenderer() +{ + return gs_defaultHeaderRenderers.cornerRenderer; +} + // ---------------------------------------------------------------------------- // wxGridTableBase // ---------------------------------------------------------------------------- @@ -1144,7 +1272,8 @@ wxGridStringTable::wxGridStringTable( int numRows, int numCols ) wxString wxGridStringTable::GetValue( int row, int col ) { - wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()), + wxCHECK_MSG( (row >= 0 && row < GetNumberRows()) && + (col >= 0 && col < GetNumberCols()), wxEmptyString, wxT("invalid row or column index in wxGridStringTable") ); @@ -1153,7 +1282,8 @@ wxString wxGridStringTable::GetValue( int row, int col ) void wxGridStringTable::SetValue( int row, int col, const wxString& value ) { - wxCHECK_RET( (row < GetNumberRows()) && (col < GetNumberCols()), + wxCHECK_RET( (row >= 0 && row < GetNumberRows()) && + (col >= 0 && col < GetNumberCols()), wxT("invalid row or column index in wxGridStringTable") ); m_data[row][col] = value; @@ -1783,7 +1913,6 @@ bool wxGrid::Create(wxWindow *parent, wxWindowID id, Create(); SetInitialSize(size); - SetScrollRate(m_scrollLineX, m_scrollLineY); CalcDimensions(); return true; @@ -1972,8 +2101,7 @@ wxGrid::SetTable(wxGridTableBase *table, m_table = NULL; } - delete m_selection; - m_selection = NULL; + wxDELETE(m_selection); m_ownTable = false; m_numRows = 0; @@ -2122,8 +2250,11 @@ void wxGrid::Init() m_extraWidth = m_extraHeight = 0; - m_scrollLineX = GRID_SCROLL_LINE_X; - m_scrollLineY = GRID_SCROLL_LINE_Y; + // we can't call SetScrollRate() as the window isn't created yet but OTOH + // we don't need to call it neither as the scroll position is (0, 0) right + // now anyhow, so just set the parameters directly + m_xScrollPixelsPerLine = GRID_SCROLL_LINE_X; + m_yScrollPixelsPerLine = GRID_SCROLL_LINE_Y; } // ---------------------------------------------------------------------------- @@ -3341,7 +3472,34 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event ) } else { - DoEndMoveCol(XToPos(x)); + // get the position of the column we're over + int pos = XToPos(x); + + // we may need to adjust the drop position but don't bother + // checking for it if we can't anyhow + if ( pos > 1 ) + { + // also find the index of the column we're over: notice + // that the existing "col" variable may be invalid but + // we need a valid one here + const int colValid = GetColAt(pos); + + // if we're on the "near" (usually left but right in + // RTL case) part of the column, the actual position we + // should be placed in is actually the one before it + bool onNearPart; + const int middle = GetColLeft(colValid) + + GetColWidth(colValid)/2; + if ( GetLayoutDirection() == wxLayout_LeftToRight ) + onNearPart = (x <= middle); + else // wxLayout_RightToLeft + onNearPart = (x > middle); + + if ( onNearPart ) + pos--; + } + + DoEndMoveCol(pos); } break; @@ -3454,7 +3612,7 @@ void wxGrid::ChangeCursorMode(CursorMode mode, bool captureMouse) { #if wxUSE_LOG_TRACE - static const wxChar *cursorModes[] = + static const wxChar *const cursorModes[] = { wxT("SELECT_CELL"), wxT("RESIZE_ROW"), @@ -3637,6 +3795,8 @@ void wxGrid::DoGridDragEvent(wxMouseEvent& event, const wxGridCellCoords& coords if ( isFirstDrag ) { + wxASSERT_MSG( !m_winCapture, "shouldn't capture the mouse twice" ); + m_winCapture = m_gridWin; m_winCapture->CaptureMouse(); } @@ -3682,6 +3842,29 @@ wxGrid::DoGridCellLeftDown(wxMouseEvent& event, } else { + if ( m_selection ) + { + // In row or column selection mode just clicking on the cell + // should select the row or column containing it: this is more + // convenient for the kinds of controls that use such selection + // mode and is compatible with 2.8 behaviour (see #12062). + switch ( m_selection->GetSelectionMode() ) + { + case wxGridSelectCells: + case wxGridSelectRowsOrColumns: + // nothing to do in these cases + break; + + case wxGridSelectRows: + m_selection->SelectRow(coords.GetRow()); + break; + + case wxGridSelectColumns: + m_selection->SelectCol(coords.GetCol()); + break; + } + } + m_waitForSlowClick = m_currentCellCoords == coords && coords != wxGridNoCellCoords; SetCurrentCell( coords ); @@ -3816,6 +3999,14 @@ wxGrid::DoGridMouseMoveEvent(wxMouseEvent& WXUNUSED(event), void wxGrid::ProcessGridCellMouseEvent(wxMouseEvent& event) { + if ( event.Entering() || event.Leaving() ) + { + // we don't care about these events but we must not reset m_isDragging + // if they happen so return before anything else is done + event.Skip(); + return; + } + const wxPoint pos = CalcUnscrolledPosition(event.GetPosition()); // coordinates of the cell under mouse @@ -3841,17 +4032,6 @@ void wxGrid::ProcessGridCellMouseEvent(wxMouseEvent& event) 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 ); - } -#endif // 0 - // deal with various button presses if ( event.IsButton() ) { @@ -3952,13 +4132,13 @@ bool wxGrid::DoEndDragResizeLine(const wxGridOperations& oper) oper.SelectSize(rect) = oper.Select(size); int subtractLines = 0; - const int lineStart = oper.PosToLine(this, posLineStart); + const int lineStart = doper.PosToLine(this, posLineStart); if ( lineStart >= 0 ) { // ensure that if we have a multi-cell block we redraw all of // it by increasing the refresh area to cover it entirely if a // part of it is affected - const int lineEnd = oper.PosToLine(this, posLineEnd, true); + const int lineEnd = doper.PosToLine(this, posLineEnd, true); for ( int line = lineStart; line < lineEnd; line++ ) { int cellLines = oper.Select( @@ -4493,25 +4673,15 @@ void wxGrid::OnKeyDown( wxKeyEvent& event ) break; case WXK_HOME: - if ( event.ControlDown() ) - { - GoToCell(0, 0); - } - else - { - event.Skip(); - } + GoToCell(event.ControlDown() ? 0 + : m_currentCellCoords.GetRow(), + 0); break; case WXK_END: - if ( event.ControlDown() ) - { - GoToCell(m_numRows - 1, m_numCols - 1); - } - else - { - event.Skip(); - } + GoToCell(event.ControlDown() ? m_numRows - 1 + : m_currentCellCoords.GetRow(), + m_numCols - 1); break; case WXK_PAGEUP: @@ -5322,32 +5492,25 @@ void wxGrid::DrawRowLabel( wxDC& dc, int row ) if ( GetRowHeight(row) <= 0 || m_rowLabelWidth <= 0 ) return; - wxRect rect; - - int rowTop = GetRowTop(row), - rowBottom = GetRowBottom(row) - 1; + wxGridCellAttrProvider * const + attrProvider = m_table ? m_table->GetAttrProvider() : NULL; - dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW))); - dc.DrawLine( m_rowLabelWidth - 1, rowTop, m_rowLabelWidth - 1, rowBottom ); - dc.DrawLine( 0, rowTop, 0, rowBottom ); - dc.DrawLine( 0, rowBottom, m_rowLabelWidth, rowBottom ); + // notice that an explicit static_cast is needed to avoid a compilation + // error with VC7.1 which, for some reason, tries to instantiate (abstract) + // wxGridRowHeaderRenderer class without it + const wxGridRowHeaderRenderer& + rend = attrProvider ? attrProvider->GetRowHeaderRenderer(row) + : static_cast + (gs_defaultHeaderRenderers.rowRenderer); - dc.SetPen( *wxWHITE_PEN ); - dc.DrawLine( 1, rowTop, 1, rowBottom ); - dc.DrawLine( 1, rowTop, m_rowLabelWidth - 1, rowTop ); - - dc.SetBackgroundMode( wxBRUSHSTYLE_TRANSPARENT ); - dc.SetTextForeground( GetLabelTextColour() ); - dc.SetFont( GetLabelFont() ); + wxRect rect(0, GetRowTop(row), m_rowLabelWidth, GetRowHeight(row)); + rend.DrawBorder(*this, dc, rect); int hAlign, vAlign; - GetRowLabelAlignment( &hAlign, &vAlign ); + GetRowLabelAlignment(&hAlign, &vAlign); - rect.SetX( 2 ); - rect.SetY( GetRowTop(row) + 2 ); - rect.SetWidth( m_rowLabelWidth - 4 ); - rect.SetHeight( GetRowHeight(row) - 4 ); - DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign ); + rend.DrawLabel(*this, dc, GetRowLabelValue(row), + rect, hAlign, vAlign, wxHORIZONTAL); } void wxGrid::UseNativeColHeader(bool native) @@ -5395,26 +5558,27 @@ void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols ) void wxGrid::DrawCornerLabel(wxDC& dc) { + wxRect rect(wxSize(m_rowLabelWidth, m_colLabelHeight)); + if ( m_nativeColumnLabels ) { - wxRect rect(wxSize(m_rowLabelWidth, m_colLabelHeight)); rect.Deflate(1); wxRendererNative::Get().DrawHeaderButton(m_cornerLabelWin, dc, rect, 0); } else { - dc.SetPen(wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW))); - dc.DrawLine( m_rowLabelWidth - 1, m_colLabelHeight - 1, - m_rowLabelWidth - 1, 0 ); - dc.DrawLine( m_rowLabelWidth - 1, m_colLabelHeight - 1, - 0, m_colLabelHeight - 1 ); - dc.DrawLine( 0, 0, m_rowLabelWidth, 0 ); - dc.DrawLine( 0, 0, 0, m_colLabelHeight ); + rect.width++; + rect.height++; - dc.SetPen( *wxWHITE_PEN ); - dc.DrawLine( 1, 1, m_rowLabelWidth - 1, 1 ); - dc.DrawLine( 1, 1, 1, m_colLabelHeight - 1 ); + wxGridCellAttrProvider * const + attrProvider = m_table ? m_table->GetAttrProvider() : NULL; + const wxGridCornerHeaderRenderer& + rend = attrProvider ? attrProvider->GetCornerRenderer() + : static_cast + (gs_defaultHeaderRenderers.cornerRenderer); + + rend.DrawBorder(*this, dc, rect); } } @@ -5426,6 +5590,12 @@ void wxGrid::DrawColLabel(wxDC& dc, int col) int colLeft = GetColLeft(col); wxRect rect(colLeft, 0, GetColWidth(col), m_colLabelHeight); + wxGridCellAttrProvider * const + attrProvider = m_table ? m_table->GetAttrProvider() : NULL; + const wxGridColumnHeaderRenderer& + rend = attrProvider ? attrProvider->GetColumnHeaderRenderer(col) + : static_cast + (gs_defaultHeaderRenderers.colRenderer); if ( m_nativeColumnLabels ) { @@ -5441,34 +5611,23 @@ void wxGrid::DrawColLabel(wxDC& dc, int col) : wxHDR_SORT_ICON_DOWN : wxHDR_SORT_ICON_NONE ); + rect.Deflate(2); } else { - int colRight = GetColRight(col) - 1; - - dc.SetPen(wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW))); - dc.DrawLine( colRight, 0, - colRight, m_colLabelHeight - 1 ); - dc.DrawLine( colLeft, 0, - colRight, 0 ); - dc.DrawLine( colLeft, m_colLabelHeight - 1, - colRight + 1, m_colLabelHeight - 1 ); + // It is reported that we need to erase the background to avoid display + // artefacts, see #12055. + wxDCBrushChanger setBrush(dc, m_colWindow->GetBackgroundColour()); + dc.DrawRectangle(rect); - dc.SetPen( *wxWHITE_PEN ); - dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight - 1 ); - dc.DrawLine( colLeft, 1, colRight, 1 ); + rend.DrawBorder(*this, dc, rect); } - dc.SetBackgroundMode( wxBRUSHSTYLE_TRANSPARENT ); - dc.SetTextForeground( GetLabelTextColour() ); - dc.SetFont( GetLabelFont() ); - int hAlign, vAlign; - GetColLabelAlignment( &hAlign, &vAlign ); + GetColLabelAlignment(&hAlign, &vAlign); const int orient = GetColLabelTextOrientation(); - rect.Deflate(2); - DrawTextRectangle(dc, GetColLabelValue(col), rect, hAlign, vAlign, orient); + rend.DrawLabel(*this, dc, GetColLabelValue(col), rect, hAlign, vAlign, orient); } // TODO: these 2 functions should be replaced with wxDC::DrawLabel() to which @@ -5478,7 +5637,7 @@ void wxGrid::DrawTextRectangle( wxDC& dc, const wxRect& rect, int horizAlign, int vertAlign, - int textOrientation ) + int textOrientation ) const { wxArrayString lines; @@ -5492,7 +5651,7 @@ void wxGrid::DrawTextRectangle(wxDC& dc, const wxRect& rect, int horizAlign, int vertAlign, - int textOrientation) + int textOrientation) const { if ( lines.empty() ) return; @@ -6250,7 +6409,7 @@ void wxGrid::MakeCellVisible( int row, int col ) // // Sometimes GRID_SCROLL_LINE / 2 is not enough, // so just add a full scroll unit... - ypos += m_scrollLineY; + ypos += m_yScrollPixelsPerLine; } // special handling for wide cells - show always left part of the cell! @@ -6269,15 +6428,15 @@ void wxGrid::MakeCellVisible( int row, int col ) xpos = x0 + (right - cw); // see comment for ypos above - xpos += m_scrollLineX; + xpos += m_xScrollPixelsPerLine; } if ( xpos != -1 || ypos != -1 ) { if ( xpos != -1 ) - xpos /= m_scrollLineX; + xpos /= m_xScrollPixelsPerLine; if ( ypos != -1 ) - ypos /= m_scrollLineY; + ypos /= m_yScrollPixelsPerLine; Scroll( xpos, ypos ); AdjustScrollbars(); } @@ -7027,11 +7186,21 @@ bool wxGrid::GetCellOverflow( int row, int col ) const return allow; } -void wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols ) const +wxGrid::CellSpan +wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols ) const { wxGridCellAttr *attr = GetCellAttr(row, col); attr->GetSize( num_rows, num_cols ); attr->DecRef(); + + if ( *num_rows == 1 && *num_cols == 1 ) + return CellSpan_None; // just a normal cell + + if ( *num_rows < 0 || *num_cols < 0 ) + return CellSpan_Inside; // covered by a multi-span cell + + // this cell spans multiple cells to its right/bottom + return CellSpan_Main; } wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col) const @@ -7090,6 +7259,13 @@ void wxGrid::ClearAttrCache() } } +void wxGrid::RefreshAttr(int row, int col) +{ + if ( m_attrCache.row == row && m_attrCache.col == col ) + ClearAttrCache(); +} + + void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const { if ( attr != NULL ) @@ -7690,13 +7866,20 @@ wxGrid::AutoSizeColOrRow(int colOrRow, bool setAsMin, wxGridDirection direction) HideCellEditControl(); SaveEditControlValue(); - // init both of them to avoid compiler warnings, even if we only need one - int row = -1, - col = -1; + // initialize both of them just to avoid compiler warnings even if only + // really needs to be initialized here + int row, + col; if ( column ) + { + row = -1; col = colOrRow; + } else + { row = colOrRow; + col = -1; + } wxCoord extent, extentMax = 0; int max = column ? m_numRows : m_numCols; @@ -7707,12 +7890,41 @@ wxGrid::AutoSizeColOrRow(int colOrRow, bool setAsMin, wxGridDirection direction) else col = rowOrCol; + // we need to account for the cells spanning multiple columns/rows: + // while they may need a lot of space, they don't need all of it in + // this column/row + int numRows, numCols; + const CellSpan span = GetCellSize(row, col, &numRows, &numCols); + if ( span == CellSpan_Inside ) + { + // we need to get the size of the main cell, not of a cell hidden + // by it + row += numRows; + col += numCols; + + // get the size of the main cell too + GetCellSize(row, col, &numRows, &numCols); + } + wxGridCellAttr *attr = GetCellAttr(row, col); wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col); if ( renderer ) { wxSize size = renderer->GetBestSize(*this, *attr, dc, row, col); extent = column ? size.x : size.y; + + if ( span != CellSpan_None ) + { + // we spread the size of a spanning cell over all the cells it + // covers evenly -- this is probably not ideal but we can't + // really do much better here + // + // notice that numCols and numRows are never 0 as they + // correspond to the size of the main cell of the span and not + // of the cell inside it + extent /= column ? numCols : numRows; + } + if ( extent > extentMax ) extentMax = extent; @@ -7914,10 +8126,8 @@ void wxGrid::AutoSize() // we know that we're not going to have scrollbars so disable them now to // avoid trouble in SetClientSize() which can otherwise set the correct // client size but also leave space for (not needed any more) scrollbars - SetScrollbars(0, 0, 0, 0, 0, 0, true); - - // restore the scroll rate parameters overwritten by SetScrollbars() - SetScrollRate(m_scrollLineX, m_scrollLineY); + SetScrollbars(m_xScrollPixelsPerLine, m_yScrollPixelsPerLine, + 0, 0, 0, 0, true); SetClientSize(size.x + m_rowLabelWidth, size.y + m_colLabelHeight); }