X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4a53f7010a8b65790c2e053ec8374244be2d85ad..740ebe19a46655afdf59c65698c7c32d328911e0:/src/generic/grid.cpp diff --git a/src/generic/grid.cpp b/src/generic/grid.cpp index dccf054460..d0675c4d8a 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 // ---------------------------------------------------------------------------- @@ -191,6 +207,90 @@ 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 +476,15 @@ 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 +968,23 @@ 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 // ---------------------------------------------------------------------------- @@ -1015,7 +1141,7 @@ wxString wxGridTableBase::GetColLabelValue( int col ) unsigned int i, n; for ( n = 1; ; n++ ) { - s += (wxChar) (_T('A') + (wxChar)(col % 26)); + s += (wxChar) (wxT('A') + (wxChar)(col % 26)); col = col / 26 - 1; if ( col < 0 ) break; @@ -1144,17 +1270,19 @@ 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, - _T("invalid row or column index in wxGridStringTable") ); + wxT("invalid row or column index in wxGridStringTable") ); return m_data[row][col]; } void wxGridStringTable::SetValue( int row, int col, const wxString& value ) { - wxCHECK_RET( (row < GetNumberRows()) && (col < GetNumberCols()), - _T("invalid row or column index in wxGridStringTable") ); + wxCHECK_RET( (row >= 0 && row < GetNumberRows()) && + (col >= 0 && col < GetNumberCols()), + wxT("invalid row or column index in wxGridStringTable") ); m_data[row][col] = value; } @@ -1806,7 +1934,7 @@ wxGrid::~wxGrid() #ifdef DEBUG_ATTR_CACHE size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses; - wxPrintf(_T("wxGrid attribute cache statistics: " + wxPrintf(wxT("wxGrid attribute cache statistics: " "total: %u, hits: %u (%u%%)\n"), total, gs_nAttrCacheHits, total ? (gs_nAttrCacheHits*100) / total : 0); @@ -3454,21 +3582,21 @@ void wxGrid::ChangeCursorMode(CursorMode mode, bool captureMouse) { #if wxUSE_LOG_TRACE - static const wxChar *cursorModes[] = - { - _T("SELECT_CELL"), - _T("RESIZE_ROW"), - _T("RESIZE_COL"), - _T("SELECT_ROW"), - _T("SELECT_COL"), - _T("MOVE_COL"), + static const wxChar *const cursorModes[] = + { + wxT("SELECT_CELL"), + wxT("RESIZE_ROW"), + wxT("RESIZE_COL"), + wxT("SELECT_ROW"), + wxT("SELECT_COL"), + wxT("MOVE_COL"), }; - wxLogTrace(_T("grid"), - _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"), - win == m_colWindow ? _T("colLabelWin") - : win ? _T("rowLabelWin") - : _T("gridWin"), + wxLogTrace(wxT("grid"), + wxT("wxGrid cursor mode (mouse capture for %s): %s -> %s"), + win == m_colWindow ? wxT("colLabelWin") + : win ? wxT("rowLabelWin") + : wxT("gridWin"), cursorModes[m_cursorMode], cursorModes[mode]); #endif // wxUSE_LOG_TRACE @@ -3637,6 +3765,8 @@ 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(); } @@ -3816,6 +3946,14 @@ 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 +3979,6 @@ 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() ) { @@ -5322,32 +5449,25 @@ 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 +5515,27 @@ 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 +5547,12 @@ 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 +5568,18 @@ 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 ); - - 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 +5589,7 @@ void wxGrid::DrawTextRectangle( wxDC& dc, const wxRect& rect, int horizAlign, int vertAlign, - int textOrientation ) + int textOrientation ) const { wxArrayString lines; @@ -5492,7 +5603,7 @@ void wxGrid::DrawTextRectangle(wxDC& dc, const wxRect& rect, int horizAlign, int vertAlign, - int textOrientation) + int textOrientation) const { if ( lines.empty() ) return; @@ -5711,7 +5822,7 @@ void wxGrid::EnableCellEditControl( bool enable ) return; // this should be checked by the caller! - wxASSERT_MSG( CanEnableCellControl(), _T("can't enable editing for this cell!") ); + wxASSERT_MSG( CanEnableCellControl(), wxT("can't enable editing for this cell!") ); // do it before ShowCellEditControl() m_cellEditCtrlEnabled = enable; @@ -6868,7 +6979,7 @@ int wxGrid::GetDefaultRowSize() const int wxGrid::GetRowSize( int row ) const { - wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") ); + wxCHECK_MSG( row >= 0 && row < m_numRows, 0, wxT("invalid row index") ); return GetRowHeight(row); } @@ -6880,7 +6991,7 @@ int wxGrid::GetDefaultColSize() const int wxGrid::GetColSize( int col ) const { - wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") ); + wxCHECK_MSG( col >= 0 && col < m_numCols, 0, wxT("invalid column index") ); return GetColWidth(col); } @@ -7027,11 +7138,21 @@ 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 @@ -7160,8 +7281,8 @@ wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const wxGridCellAttr *attr = NULL; bool canHave = ((wxGrid*)this)->CanHaveAttributes(); - wxCHECK_MSG( canHave, attr, _T("Cell attributes not allowed")); - wxCHECK_MSG( m_table, attr, _T("must have a table") ); + wxCHECK_MSG( canHave, attr, wxT("Cell attributes not allowed")); + wxCHECK_MSG( m_table, attr, wxT("must have a table") ); attr = m_table->GetAttr(row, col, wxGridCellAttr::Cell); if ( !attr ) @@ -7195,7 +7316,7 @@ void wxGrid::SetColFormatFloat(int col, int width, int precision) wxString typeName = wxGRID_VALUE_FLOAT; if ( (width != -1) || (precision != -1) ) { - typeName << _T(':') << width << _T(',') << precision; + typeName << wxT(':') << width << wxT(',') << precision; } SetColFormatCustom(col, typeName); @@ -7506,7 +7627,7 @@ void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows ) void wxGrid::SetRowSize( int row, int height ) { - wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") ); + wxCHECK_RET( row >= 0 && row < m_numRows, wxT("invalid row index") ); // if < 0 then calculate new height from label if ( height < 0 ) @@ -7564,7 +7685,7 @@ void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols ) void wxGrid::SetColSize( int col, int width ) { - wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") ); + wxCHECK_RET( col >= 0 && col < m_numCols, wxT("invalid column index") ); // if < 0 then calculate new width from label if ( width < 0 ) @@ -7690,22 +7811,40 @@ wxGrid::AutoSizeColOrRow(int colOrRow, bool setAsMin, wxGridDirection direction) HideCellEditControl(); SaveEditControlValue(); - // init both of them to avoid compiler warnings, even if we only need one + // initialize both of them just to avoid compiler warnings int row = -1, col = -1; - if ( column ) - col = colOrRow; - else - row = colOrRow; wxCoord extent, extentMax = 0; int max = column ? m_numRows : m_numCols; for ( int rowOrCol = 0; rowOrCol < max; rowOrCol++ ) { if ( column ) + { row = rowOrCol; + col = colOrRow; + } else + { + row = colOrRow; 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); @@ -7713,6 +7852,19 @@ wxGrid::AutoSizeColOrRow(int colOrRow, bool setAsMin, wxGridDirection direction) { 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; @@ -8552,7 +8704,7 @@ int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName) { // the first part of the typename is the "real" type, anything after ':' // are the parameters for the renderer - index = FindDataType(typeName.BeforeFirst(_T(':'))); + index = FindDataType(typeName.BeforeFirst(wxT(':'))); if ( index == wxNOT_FOUND ) { return wxNOT_FOUND; @@ -8569,7 +8721,7 @@ int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName) editorOld->DecRef(); // do it even if there are no parameters to reset them to defaults - wxString params = typeName.AfterFirst(_T(':')); + wxString params = typeName.AfterFirst(wxT(':')); renderer->SetParameters(params); editor->SetParameters(params);