+ 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 );
+ x = wxMax( x,
+ m_colRights[m_dragRowOrCol] -
+ m_colWidths[m_dragRowOrCol] +
+ WXGRID_MIN_COL_WIDTH );
+ 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( wxEVT_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( wxEVT_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( 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 ( !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 ( !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
+ 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 )
+ 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() )
+ {
+ //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 ( IsCellEditControlEnabled() )
+ HideCellEditControl();
+
+ // Have we captured the mouse yet?
+ if (! m_winCapture)
+ {
+ m_winCapture = m_gridWin;
+ m_winCapture->CaptureMouse();
+ }
+
+ if ( coords != wxGridNoCellCoords )
+ {
+ if ( !IsSelection() )
+ {
+ SelectBlock( coords, coords );
+ }
+ else
+ {
+ SelectBlock( 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.
+ }
+ }
+ }
+ 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,
+ m_rowBottoms[m_dragRowOrCol] -
+ m_rowHeights[m_dragRowOrCol] +
+ WXGRID_MIN_ROW_HEIGHT );
+ 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,
+ m_colRights[m_dragRowOrCol] -
+ m_colWidths[m_dragRowOrCol] + WXGRID_MIN_COL_WIDTH );
+ 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;
+
+
+ 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() )
+ {
+ DisableCellEditControl();
+ if ( event.ShiftDown() )
+ {
+ SelectBlock( m_currentCellCoords, coords );
+ }
+ else if ( XToEdgeOfCol(x) < 0 &&
+ YToEdgeOfRow(y) < 0 )
+ {
+ if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
+ coords.GetRow(),
+ coords.GetCol(),
+ event ) )
+ {
+ MakeCellVisible( coords );
+
+ // if this is the second click on this cell then start
+ // the edit control
+ if ( m_waitForSlowClick &&
+ (coords == m_currentCellCoords) &&
+ CanEnableCellControl())
+ {
+ EnableCellEditControl();
+ m_waitForSlowClick = FALSE;
+ }
+ else
+ {
+ SetCurrentCell( coords );
+ m_waitForSlowClick = TRUE;
+ }
+ }
+ }
+ }
+
+
+ // ------------ Left double click
+ //
+ else if ( event.LeftDClick() )
+ {
+ DisableCellEditControl();
+ if ( XToEdgeOfCol(x) < 0 && YToEdgeOfRow(y) < 0 )
+ {
+ SendEvent( wxEVT_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() )
+ {
+ if (m_winCapture)
+ {
+ m_winCapture->ReleaseMouse();
+ m_winCapture = NULL;
+ }
+ SendEvent( wxEVT_GRID_RANGE_SELECT, -1, -1, event );
+ }
+
+ // Show the edit control, if it has been hidden for
+ // drag-shrinking.
+ 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( wxEVT_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( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
+ }
+
+ m_dragLastPos = -1;
+ }
+
+
+ // ------------ Right button down
+ //
+ else if ( event.RightDown() )
+ {
+ DisableCellEditControl();
+ if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_CLICK,
+ coords.GetRow(),
+ coords.GetCol(),
+ event ) )
+ {
+ // no default action at the moment
+ }
+ }
+
+
+ // ------------ Right double click
+ //
+ else if ( event.RightDClick() )
+ {
+ DisableCellEditControl();
+ if ( !SendEvent( wxEVT_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 )
+ {
+ if (IsCellEditControlEnabled())
+ DisableCellEditControl();
+
+ 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 )
+ {
+ if (IsCellEditControlEnabled())
+ DisableCellEditControl();
+
+ if (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
+ //
+ ClearSelection();
+ if ( !GetBatchCount() ) Refresh();
+ return TRUE;
+ }
+ }
+ 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 )
+ {
+ if (IsCellEditControlEnabled())
+ DisableCellEditControl();
+
+ 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 )
+ {
+ if (IsCellEditControlEnabled())
+ DisableCellEditControl();
+
+ if ( 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
+ //
+ ClearSelection();
+ if ( !GetBatchCount() ) Refresh();
+ return TRUE;
+ }
+ }
+ 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 == wxEVT_GRID_ROW_SIZE || type == wxEVT_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 == wxEVT_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 == wxEVT_GRID_ROW_SIZE || type == wxEVT_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 already 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 ) )
+ {
+
+ // TODO: Should also support Shift-cursor keys for
+ // extending the selection. Maybe add a flag to
+ // MoveCursorXXX() and MoveCursorXXXBlock() and
+ // just send event.ShiftDown().
+
+ // 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_RETURN:
+ if ( event.ControlDown() )
+ {
+ event.Skip(); // to let the edit control have the return
+ }
+ else
+ {
+ MoveCursorDown();
+ }
+ break;
+
+ case WXK_TAB:
+ if (event.ShiftDown())
+ MoveCursorLeft();
+ else
+ MoveCursorRight();
+ 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;
+
+ // We don't want these keys to trigger the edit control, any others?
+ case WXK_SHIFT:
+ case WXK_ALT:
+ case WXK_CONTROL:
+ case WXK_CAPITAL:
+ event.Skip();
+ break;
+
+ case WXK_SPACE:
+ if ( !IsEditable() )
+ {
+ MoveCursorRight();
+ break;
+ }
+ // Otherwise fall through to default
+
+ default:
+ // now try the cell edit control
+ //
+ if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
+ {
+ EnableCellEditControl();
+ wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
+ attr->GetEditor()->StartingKey(event);
+ attr->DecRef();
+ }
+ break;
+ }
+ }
+
+ m_inOnKeyDown = FALSE;
+}
+
+
+void wxGrid::OnEraseBackground(wxEraseEvent&)
+{
+}
+
+void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
+{
+ if ( SendEvent( wxEVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
+ {
+ // the event has been intercepted - do nothing
+ return;
+ }
+
+ if ( m_displayed &&
+ m_currentCellCoords != wxGridNoCellCoords )
+ {
+ HideCellEditControl();
+ SaveEditControlValue();
+ DisableCellEditControl();
+
+ // Clear the old current cell highlight
+ wxRect r = BlockToDeviceRect(m_currentCellCoords, m_currentCellCoords);
+
+ // Otherwise refresh redraws the highlight!
+ m_currentCellCoords = coords;
+
+ m_gridWin->Refresh( FALSE, &r );
+ }
+
+ m_currentCellCoords = coords;
+
+ SetEditControlValue();
+
+ if ( m_displayed )
+ {
+ wxClientDC dc(m_gridWin);
+ PrepareDC(dc);
+
+ wxGridCellAttr* attr = GetCellAttr(coords);
+ DrawCellHighlight(dc, attr);
+ attr->DecRef();
+
+ 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::SetModelValues()
+{
+ int row, col;
+
+ if ( m_table )
+ {
+ for ( row = 0; row < m_numRows; row++ )
+ {
+ for ( col = 0; col < m_numCols; col++ )
+ {
+ m_table->SetValue( row, col, GetCellValue(row, col) );
+ }
+ }
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+
+
+// 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_numRows || !m_numCols ) return;
+
+ size_t i;
+ size_t numCells = m_cellsExposed.GetCount();
+
+ for ( i = 0; i < numCells; i++ )
+ {
+ 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
+
+ // don't draw the cell over the active edit control!
+ if ( (coords == m_currentCellCoords) && IsCellEditControlEnabled() )
+ return;
+
+ // 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];
+ rect.y = m_rowBottoms[row] - m_rowHeights[row];
+ 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));
+
+ if (m_currentCellCoords == coords)
+ DrawCellHighlight(dc, attr);
+
+ attr->DecRef();
+}
+
+void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
+{
+ int row = m_currentCellCoords.GetRow();
+ int col = m_currentCellCoords.GetCol();
+
+ if ( m_colWidths[col] <= 0 || m_rowHeights[row] <= 0 )
+ return;
+
+ wxRect rect;
+ rect.x = m_colRights[col] - m_colWidths[col];
+ rect.y = m_rowBottoms[row] - m_rowHeights[row];
+ rect.width = m_colWidths[col] - 1;
+ rect.height = m_rowHeights[row] - 1;
+
+ if ( attr->IsReadOnly() )
+ {
+ // hmmm... what could we do here to show that the cell is disabled?
+ // for now, I just draw a thinner border than for the other ones, but
+ // it doesn't look really good
+ dc.SetPen(wxPen(m_gridLineColour, 2, wxSOLID));
+ dc.SetBrush(*wxTRANSPARENT_BRUSH);
+
+ dc.DrawRectangle(rect);
+ }
+ else
+ {
+ // VZ: my experiments with 3d borders...
+#if 0
+ dc.SetPen(wxPen(m_gridLineColour, 3, wxSOLID));
+ dc.SetBrush(*wxTRANSPARENT_BRUSH);
+
+ dc.DrawRectangle(rect);
+#else //1
+ // FIXME we should properly set colours for arbitrary bg
+ wxCoord x1 = rect.x,
+ y1 = rect.y,
+ x2 = rect.x + rect.width,
+ y2 = rect.y + rect.height;
+
+ dc.SetPen(*wxWHITE_PEN);
+ dc.DrawLine(x1, y1, x2 - 1, y1);
+ dc.DrawLine(x1, y1, x1, y2 - 1);
+
+ dc.SetPen(*wxLIGHT_GREY_PEN);
+ dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
+ dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2 - 1);
+
+ dc.SetPen(*wxBLACK_PEN);
+ dc.DrawLine(x1, y2, x2, y2);
+ dc.DrawLine(x2, y1, x2, y2);
+#endif // 0/1
+ }
+}
+
+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]-1 > bottom )
+ {
+ break;
+ }
+ else if ( m_rowBottoms[i]-1 >= top )
+ {
+ dc.DrawLine( left, m_rowBottoms[i]-1, right, m_rowBottoms[i]-1 );
+ }
+ }
+
+
+ // vertical grid lines
+ //
+ for ( i = 0; i < m_numCols; i++ )
+ {
+ if ( m_colRights[i]-1 > right )
+ {
+ break;
+ }
+ else if ( m_colRights[i]-1 >= left )
+ {
+ dc.DrawLine( m_colRights[i]-1, top, m_colRights[i]-1, bottom );
+ }
+ }
+}
+
+
+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] );
+ }
+}
+
+
+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] );
+ }
+}
+
+
+void wxGrid::DrawColLabel( wxDC& dc, int col )
+{
+ 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;
+ }
projects / wxWidgets.git / blobdiff