X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bc7d2e9dd4e84cf2938eee89a3f2ae5a2267043d..07aaf32633ecf18ec3edfbb41793a112914792d0:/src/generic/grid.cpp diff --git a/src/generic/grid.cpp b/src/generic/grid.cpp index 8e3c95fc5f..6bd231ea0b 100644 --- a/src/generic/grid.cpp +++ b/src/generic/grid.cpp @@ -146,6 +146,7 @@ wxDEFINE_EVENT( wxEVT_GRID_LABEL_LEFT_DCLICK, wxGridEvent ); wxDEFINE_EVENT( wxEVT_GRID_LABEL_RIGHT_DCLICK, wxGridEvent ); wxDEFINE_EVENT( wxEVT_GRID_ROW_SIZE, wxGridSizeEvent ); wxDEFINE_EVENT( wxEVT_GRID_COL_SIZE, wxGridSizeEvent ); +wxDEFINE_EVENT( wxEVT_GRID_COL_AUTO_SIZE, wxGridSizeEvent ); wxDEFINE_EVENT( wxEVT_GRID_COL_MOVE, wxGridEvent ); wxDEFINE_EVENT( wxEVT_GRID_COL_SORT, wxGridEvent ); wxDEFINE_EVENT( wxEVT_GRID_RANGE_SELECT, wxGridRangeSelectEvent ); @@ -155,6 +156,7 @@ wxDEFINE_EVENT( wxEVT_GRID_SELECT_CELL, wxGridEvent ); wxDEFINE_EVENT( wxEVT_GRID_EDITOR_SHOWN, wxGridEvent ); wxDEFINE_EVENT( wxEVT_GRID_EDITOR_HIDDEN, wxGridEvent ); wxDEFINE_EVENT( wxEVT_GRID_EDITOR_CREATED, wxGridEditorCreatedEvent ); +wxDEFINE_EVENT( wxEVT_GRID_TABBING, wxGridEvent ); // ---------------------------------------------------------------------------- // private helpers @@ -2413,6 +2415,8 @@ wxGrid::SetTable(wxGridTableBase *table, m_created = true; } + InvalidateBestSize(); + return m_created; } @@ -2514,6 +2518,8 @@ void wxGrid::Init() // now anyhow, so just set the parameters directly m_xScrollPixelsPerLine = GRID_SCROLL_LINE_X; m_yScrollPixelsPerLine = GRID_SCROLL_LINE_Y; + + m_tabBehaviour = Tab_Stop; } // ---------------------------------------------------------------------------- @@ -2564,13 +2570,19 @@ void wxGrid::InitColWidths() int wxGrid::GetColWidth(int col) const { - return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col]; + if ( m_colWidths.IsEmpty() ) + return m_defaultColWidth; + + // a negative width indicates a hidden column + return m_colWidths[col] > 0 ? m_colWidths[col] : 0; } int wxGrid::GetColLeft(int col) const { - return m_colRights.IsEmpty() ? GetColPos( col ) * m_defaultColWidth - : m_colRights[col] - m_colWidths[col]; + if ( m_colRights.IsEmpty() ) + return GetColPos( col ) * m_defaultColWidth; + + return m_colRights[col] - GetColWidth(col); } int wxGrid::GetColRight(int col) const @@ -2581,13 +2593,20 @@ int wxGrid::GetColRight(int col) const int wxGrid::GetRowHeight(int row) const { - return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row]; + // no custom heights / hidden rows + if ( m_rowHeights.IsEmpty() ) + return m_defaultRowHeight; + + // a negative height indicates a hidden row + return m_rowHeights[row] > 0 ? m_rowHeights[row] : 0; } int wxGrid::GetRowTop(int row) const { - return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight - : m_rowBottoms[row] - m_rowHeights[row]; + if ( m_rowBottoms.IsEmpty() ) + return row * m_defaultRowHeight; + + return m_rowBottoms[row] - GetRowHeight(row); } int wxGrid::GetRowBottom(int row) const @@ -2864,7 +2883,6 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) if ( !m_colAt.IsEmpty() ) { //Shift the column IDs - int i; for ( i = 0; i < m_numCols - numCols; i++ ) { if ( m_colAt[i] >= (int)pos ) @@ -2934,7 +2952,6 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) m_colAt.Add( 0, numCols ); //Set the new columns' positions - int i; for ( i = oldNumCols; i < m_numCols; i++ ) { m_colAt[i] = i; @@ -3054,6 +3071,8 @@ bool wxGrid::Redimension( wxGridTableMessage& msg ) break; } + InvalidateBestSize(); + if (result && !GetBatchCount() ) m_gridWin->Refresh(); @@ -3518,9 +3537,8 @@ void wxGrid::DoUpdateResizeColWidth(int w) void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event ) { - int x, y; - wxPoint pos( event.GetPosition() ); - CalcUnscrolledPosition( pos.x, pos.y, &x, &y ); + int x; + CalcUnscrolledPosition( event.GetPosition().x, 0, &x, NULL ); int col = XToCol(x); if ( event.Dragging() ) @@ -3636,14 +3654,13 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event ) // else if ( event.LeftDown() ) { - int col = XToEdgeOfCol(x); - if ( col != wxNOT_FOUND && CanDragColSize(col) ) + int colEdge = XToEdgeOfCol(x); + if ( colEdge != wxNOT_FOUND && CanDragColSize(colEdge) ) { ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, GetColLabelWindow()); } else // not a request to start resizing { - col = XToCol(x); if ( col >= 0 && !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) ) { @@ -3704,7 +3721,8 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event ) // adjust column width depending on label text // // TODO: generate RESIZING event, see #10754 - AutoSizeColLabelSize( colEdge ); + if ( !SendGridSizeEvent(wxEVT_GRID_COL_AUTO_SIZE, -1, colEdge, event) ) + AutoSizeColLabelSize( colEdge ); SendGridSizeEvent(wxEVT_GRID_COL_SIZE, -1, colEdge, event); @@ -4402,14 +4420,14 @@ bool wxGrid::DoEndDragResizeLine(const wxGridOperations& oper) oper.SelectSize(rect) = oper.Select(size); int subtractLines = 0; - const int lineStart = doper.PosToLine(this, posLineStart); - if ( lineStart >= 0 ) + int line = doper.PosToLine(this, posLineStart); + if ( line >= 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 = doper.PosToLine(this, posLineEnd, true); - for ( int line = lineStart; line < lineEnd; line++ ) + for ( ; line < lineEnd; line++ ) { int cellLines = oper.Select( GetCellSize(oper.MakeCoords(m_dragRowOrCol, line))); @@ -4626,7 +4644,7 @@ wxGrid::DoAppendLines(bool (wxGridTableBase::*funcAppend)(size_t), // event generation helpers // ---------------------------------------------------------------------------- -void +bool wxGrid::SendGridSizeEvent(wxEventType type, int row, int col, const wxMouseEvent& mouseEv) @@ -4641,7 +4659,7 @@ wxGrid::SendGridSizeEvent(wxEventType type, mouseEv.GetY() + GetColLabelSize(), mouseEv); - GetEventHandler()->ProcessEvent(gridEvt); + return GetEventHandler()->ProcessEvent(gridEvt); } // Generate a grid event based on a mouse event and return: @@ -4924,30 +4942,18 @@ void wxGrid::OnKeyDown( wxKeyEvent& event ) break; case WXK_TAB: - if (event.ShiftDown()) { - if ( GetGridCursorCol() > 0 ) - { - MoveCursorLeft( false ); - } - else + // send an event to the grid's parents for custom handling + wxGridEvent gridEvt(GetId(), wxEVT_GRID_TABBING, this, + GetGridCursorRow(), GetGridCursorCol(), + -1, -1, false, event); + if ( ProcessWindowEvent(gridEvt) ) { - // at left of grid - DisableCellEditControl(); - } - } - else - { - if ( GetGridCursorCol() < GetNumberCols() - 1 ) - { - MoveCursorRight( false ); - } - else - { - // at right of grid - DisableCellEditControl(); + // the event has been handled so no need for more processing + break; } } + DoGridProcessTab( event ); break; case WXK_HOME: @@ -5079,6 +5085,69 @@ void wxGrid::OnEraseBackground(wxEraseEvent&) { } +void wxGrid::DoGridProcessTab(wxKeyboardState& kbdState) +{ + const bool isForwardTab = !kbdState.ShiftDown(); + + // TAB processing only changes when we are at the borders of the grid, so + // let's first handle the common behaviour when we are not at the border. + if ( isForwardTab ) + { + if ( GetGridCursorCol() < GetNumberCols() - 1 ) + { + MoveCursorRight( false ); + return; + } + } + else // going back + { + if ( GetGridCursorCol() ) + { + MoveCursorLeft( false ); + return; + } + } + + + // We only get here if the cursor is at the border of the grid, apply the + // configured behaviour. + switch ( m_tabBehaviour ) + { + case Tab_Stop: + // Nothing special to do, we remain at the current cell. + break; + + case Tab_Wrap: + // Go to the beginning of the next or the end of the previous row. + if ( isForwardTab ) + { + if ( GetGridCursorRow() < GetNumberRows() - 1 ) + { + GoToCell( GetGridCursorRow() + 1, 0 ); + return; + } + } + else + { + if ( GetGridCursorRow() > 0 ) + { + GoToCell( GetGridCursorRow() - 1, GetNumberCols() - 1 ); + return; + } + } + break; + + case Tab_Leave: + if ( Navigate( isForwardTab ? wxNavigationKeyEvent::IsForward + : wxNavigationKeyEvent::IsBackward ) ) + return; + break; + } + + // If we remain in this cell, stop editing it if we were doing so. + DisableCellEditControl(); +} + bool wxGrid::SetCurrentCell( const wxGridCellCoords& coords ) { if ( SendEvent(wxEVT_GRID_SELECT_CELL, coords) == -1 ) @@ -5495,7 +5564,7 @@ void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords ) // implicitly, causing this out-of order render. #if !defined(__WXMAC__) wxGridCellEditor *editor = attr->GetEditor(this, row, col); - editor->PaintBackground(rect, attr); + editor->PaintBackground(dc, rect, *attr); editor->DecRef(); #endif } @@ -6502,8 +6571,8 @@ wxGridCellCoords wxGrid::XYToCell(int x, int y) const // compute row or column from some (unscrolled) coordinate value, using either // m_defaultRowHeight/m_defaultColWidth or binary search on array of -// m_rowBottoms/m_colRights to do it quickly (linear search shouldn't be used -// for large grids) +// m_rowBottoms/m_colRights to do it quickly in O(log n) time. +// NOTE: This may not work correctly for reordered columns. int wxGrid::PosToLinePos(int coord, bool clipToMinMax, const wxGridOperations& oper) const @@ -6531,26 +6600,11 @@ int wxGrid::PosToLinePos(int coord, } - // adjust maxPos before starting the binary search - if ( maxPos >= numLines ) - { - maxPos = numLines - 1; - } - else - { - if ( coord >= lineEnds[oper.GetLineAt(this, maxPos)]) - { - minPos = maxPos; - const int minDist = oper.GetMinimalAcceptableLineSize(this); - if ( minDist ) - maxPos = coord / minDist; - else - maxPos = numLines - 1; - } - - if ( maxPos >= numLines ) - maxPos = numLines - 1; - } + // binary search is quite efficient and we can't really make any assumptions + // on where to start here since row and columns could be of size 0 if they are + // hidden. While this could be made more efficient, some profiling will be + // necessary to determine if it really is a performance bottleneck + maxPos = numLines - 1; // check if the position is beyond the last column const int lineAtMaxPos = oper.GetLineAt(this, maxPos); @@ -6611,7 +6665,7 @@ int wxGrid::XToPos(int x) const return PosToLinePos(x, true /* clip */, wxGridColumnOperations()); } -// return the row number such that the y coord is near the edge of, or -1 if +// return the row/col number such that the pos is near the edge of, or -1 if // not near an edge. // // notice that position can only possibly be near an edge if the row/column is @@ -6620,7 +6674,8 @@ int wxGrid::XToPos(int x) const // _never_ be considered to be near the edge). int wxGrid::PosToEdgeOfLine(int pos, const wxGridOperations& oper) const { - const int line = oper.PosToLine(this, pos, true); + // Get the bottom or rightmost line that could match. + int line = oper.PosToLine(this, pos, true); if ( oper.GetLineSize(this, line) > WXGRID_LABEL_EDGE_ZONE ) { @@ -6632,7 +6687,16 @@ int wxGrid::PosToEdgeOfLine(int pos, const wxGridOperations& oper) const pos - oper.GetLineStartPos(this, line) < WXGRID_LABEL_EDGE_ZONE ) { - return oper.GetLineBefore(this, line); + // We need to find the previous visible line, so skip all the + // hidden (of size 0) ones. + do + { + line = oper.GetLineBefore(this, line); + } + while ( line >= 0 && oper.GetLineSize(this, line) == 0 ); + + // It can possibly be -1 here. + return line; } } @@ -7069,6 +7133,7 @@ void wxGrid::SetRowLabelSize( int width ) } m_rowLabelWidth = width; + InvalidateBestSize(); CalcWindowSizes(); wxScrolledWindow::Refresh( true ); } @@ -7098,6 +7163,7 @@ void wxGrid::SetColLabelSize( int height ) } m_colLabelHeight = height; + InvalidateBestSize(); CalcWindowSizes(); wxScrolledWindow::Refresh( true ); } @@ -8032,13 +8098,77 @@ void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows ) } } +namespace +{ + +// This is a common part of SetRowSize() and SetColSize() which takes care of +// updating the height/width of a row/column depending on its current value and +// the new one. +// +// Returns the difference between the new and the old size. +int UpdateRowOrColSize(int& sizeCurrent, int sizeNew) +{ + // On input here sizeCurrent can be negative if it's currently hidden (the + // real size is its absolute value then). And sizeNew can be 0 to indicate + // that the row/column should be hidden or -1 to indicate that it should be + // shown again. + + if ( sizeNew < 0 ) + { + // We're showing back a previously hidden row/column. + wxASSERT_MSG( sizeNew == -1, wxS("New size must be positive or -1.") ); + + // If it's already visible, simply do nothing. + if ( sizeCurrent >= 0 ) + return 0; + + // Otherwise show it by restoring its old size. + sizeCurrent = -sizeCurrent; + + // This is positive which is correct. + return sizeCurrent; + } + else if ( sizeNew == 0 ) + { + // We're hiding a row/column. + + // If it's already hidden, simply do nothing. + if ( sizeCurrent <= 0 ) + return 0; + + // Otherwise hide it and also remember the shown size to be able to + // restore it later. + sizeCurrent = -sizeCurrent; + + // This is negative which is correct. + return sizeCurrent; + } + else // We're just changing the row/column size. + { + // Here it could have been hidden or not previously. + const int sizeOld = sizeCurrent < 0 ? 0 : sizeCurrent; + + sizeCurrent = sizeNew; + + return sizeCurrent - sizeOld; + } +} + +} // anonymous namespace + void wxGrid::SetRowSize( int row, int height ) { - wxCHECK_RET( row >= 0 && row < m_numRows, wxT("invalid row index") ); + // See comment in SetColSize + if ( height > 0 && height < GetRowMinimalAcceptableHeight()) + return; - // if < 0 then calculate new height from label - if ( height < 0 ) + // The value of -1 is special and means to fit the height to the row label. + if ( height == -1 ) { + // As with the columns, ignore attempts to auto-size the hidden rows. + if ( GetRowHeight(row) == 0 ) + return; + long w, h; wxArrayString lines; wxClientDC dc(m_rowLabelWin); @@ -8049,9 +8179,12 @@ void wxGrid::SetRowSize( int row, int height ) height = wxMax(h, GetRowMinimalAcceptableHeight()); } - // See comment in SetColSize - if ( height > 0 && height < GetRowMinimalAcceptableHeight()) - return; + DoSetRowSize(row, height); +} + +void wxGrid::DoSetRowSize( int row, int height ) +{ + wxCHECK_RET( row >= 0 && row < m_numRows, wxT("invalid row index") ); if ( m_rowHeights.IsEmpty() ) { @@ -8059,15 +8192,17 @@ void wxGrid::SetRowSize( int row, int height ) InitRowHeights(); } - int h = wxMax( 0, height ); - int diff = h - m_rowHeights[row]; + const int diff = UpdateRowOrColSize(m_rowHeights[row], height); + if ( !diff ) + return; - m_rowHeights[row] = h; for ( int i = row; i < m_numRows; i++ ) { m_rowBottoms[i] += diff; } + InvalidateBestSize(); + if ( !GetBatchCount() ) { CalcDimensions(); @@ -8095,11 +8230,23 @@ void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols ) void wxGrid::SetColSize( int col, int width ) { - wxCHECK_RET( col >= 0 && col < m_numCols, wxT("invalid column index") ); + // we intentionally don't test whether the width is less than + // GetColMinimalWidth() here but we do compare it with + // GetColMinimalAcceptableWidth() as otherwise things currently break (see + // #651) -- and we also always allow the width of 0 as it has the special + // sense of hiding the column + if ( width > 0 && width < GetColMinimalAcceptableWidth() ) + return; - // if < 0 then calculate new width from label - if ( width < 0 ) + // The value of -1 is special and means to fit the width to the column label. + if ( width == -1 ) { + // We currently don't support auto-sizing hidden columns. We could, but + // it's not clear whether this is really needed and it would make the + // code more complex. + if ( GetColWidth(col) == 0 ) + return; + long w, h; wxArrayString lines; wxClientDC dc(m_colWindow); @@ -8114,13 +8261,12 @@ void wxGrid::SetColSize( int col, int width ) width = wxMax(width, GetColMinimalAcceptableWidth()); } - // we intentionally don't test whether the width is less than - // GetColMinimalWidth() here but we do compare it with - // GetColMinimalAcceptableWidth() as otherwise things currently break (see - // #651) -- and we also always allow the width of 0 as it has the special - // sense of hiding the column - if ( width > 0 && width < GetColMinimalAcceptableWidth() ) - return; + DoSetColSize(col, width); +} + +void wxGrid::DoSetColSize( int col, int width ) +{ + wxCHECK_RET( col >= 0 && col < m_numCols, wxT("invalid column index") ); if ( m_colWidths.IsEmpty() ) { @@ -8128,8 +8274,10 @@ void wxGrid::SetColSize( int col, int width ) InitColWidths(); } - const int diff = width - m_colWidths[col]; - m_colWidths[col] = width; + const int diff = UpdateRowOrColSize(m_colWidths[col], width); + if ( !diff ) + return; + if ( m_useNativeHeader ) GetGridColHeader()->UpdateColumn(col); //else: will be refreshed when the header is redrawn @@ -8139,6 +8287,8 @@ void wxGrid::SetColSize( int col, int width ) m_colRights[GetColAt(colPos)] += diff; } + InvalidateBestSize(); + if ( !GetBatchCount() ) { CalcDimensions(); @@ -8215,6 +8365,19 @@ wxGrid::AutoSizeColOrRow(int colOrRow, bool setAsMin, wxGridDirection direction) { const bool column = direction == wxGRID_COLUMN; + // We don't support auto-sizing hidden rows or columns, this doesn't seem + // to make much sense. + if ( column ) + { + if ( GetColWidth(colOrRow) == 0 ) + return; + } + else + { + if ( GetRowHeight(colOrRow) == 0 ) + return; + } + wxClientDC dc(m_gridWin); // cancel editing of cell @@ -8245,7 +8408,7 @@ wxGrid::AutoSizeColOrRow(int colOrRow, bool setAsMin, wxGridDirection direction) row = rowOrCol; col = colOrRow; } - else + else { row = colOrRow; col = rowOrCol; @@ -8506,6 +8669,7 @@ void wxGrid::AutoSizeRowLabelSize( int row ) // autosize row height depending on label text SetRowSize(row, -1); + ForceRefresh(); } @@ -8521,6 +8685,7 @@ void wxGrid::AutoSizeColLabelSize( int col ) // autosize column width depending on label text SetColSize(col, -1); + ForceRefresh(); } @@ -8533,11 +8698,6 @@ wxSize wxGrid::DoGetBestSize() const wxSize size(self->SetOrCalcColumnSizes(true) - m_rowLabelWidth + m_extraWidth, self->SetOrCalcRowSizes(true) - m_colLabelHeight + m_extraHeight); - // NOTE: This size should be cached, but first we need to add calls to - // InvalidateBestSize everywhere that could change the results of this - // calculation. - // CacheBestSize(size); - return wxSize(size.x + m_rowLabelWidth, size.y + m_colLabelHeight) + GetWindowBorderSize(); } @@ -8936,7 +9096,16 @@ int wxGridSizesInfo::GetSize(unsigned pos) const { wxUnsignedToIntHashMap::const_iterator it = m_customSizes.find(pos); - return it == m_customSizes.end() ? m_sizeDefault : it->second; + // if it's not found return the default + if ( it == m_customSizes.end() ) + return m_sizeDefault; + + // otherwise return 0 if it's hidden, currently there is no way to get + // its size before it had been hidden + if ( it->second < 0 ) + return 0; + + return it->second; } // ----------------------------------------------------------------------------