// Required for wxIs... functions
#include <ctype.h>
-WX_DECLARE_HASH_SET_WITH_DECL(int, wxIntegerHash, wxIntegerEqual,
- wxGridFixedIndicesSet, class WXDLLIMPEXP_ADV);
+WX_DECLARE_HASH_SET_WITH_DECL_PTR(int, wxIntegerHash, wxIntegerEqual,
+ wxGridFixedIndicesSet, class WXDLLIMPEXP_ADV);
// ----------------------------------------------------------------------------
wxDEFINE_EVENT( wxEVT_GRID_EDITOR_HIDDEN, wxGridEvent );
wxDEFINE_EVENT( wxEVT_GRID_EDITOR_CREATED, wxGridEditorCreatedEvent );
+// ----------------------------------------------------------------------------
+// private helpers
+// ----------------------------------------------------------------------------
+
+namespace
+{
+
+ // ensure that first is less or equal to second, swapping the values if
+ // necessary
+ void EnsureFirstLessThanSecond(int& first, int& second)
+ {
+ if ( first > second )
+ wxSwap(first, second);
+ }
+
+} // anonymous namespace
+
// ============================================================================
// implementation
// ============================================================================
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)
wxASSERT_MSG( (!((num_rows > 0) && (num_cols <= 0)) ||
!((num_rows <= 0) && (num_cols > 0)) ||
!((num_rows == 0) && (num_cols == 0))),
- wxT("wxGridCellAttr::SetSize only takes two postive values or negative/zero values"));
+ wxT("wxGridCellAttr::SetSize only takes two positive values or negative/zero values"));
m_sizeRows = num_rows;
m_sizeCols = num_cols;
}
}
+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 )
// m_colLabels stores just as many elements as it needs, e.g. if only
// the label of the first column had been set it would have only one
// element and not numCols, so account for it
- int nToRm = m_colLabels.size() - colID;
- if ( nToRm > 0 )
- m_colLabels.RemoveAt( colID, nToRm );
+ int numRemaining = m_colLabels.size() - colID;
+ if (numRemaining > 0)
+ m_colLabels.RemoveAt( colID, wxMin(numCols, numRemaining) );
}
if ( numCols >= curNumCols )
m_owner->DrawHighlight( dc, dirtyCells );
}
+void wxGrid::Render( wxDC& dc,
+ const wxPoint& position,
+ const wxSize& size,
+ const wxGridCellCoords& topLeft,
+ const wxGridCellCoords& bottomRight,
+ int style )
+{
+ wxCHECK_RET( bottomRight.GetCol() < GetNumberCols(),
+ "Invalid right column" );
+ wxCHECK_RET( bottomRight.GetRow() < GetNumberRows(),
+ "Invalid bottom row" );
+
+ // store user settings and reset later
+
+ // remove grid selection, don't paint selection colour
+ // unless we have wxGRID_DRAW_SELECTION
+ // block selections are the only ones catered for here
+ wxGridCellCoordsArray selectedCells;
+ bool hasSelection = IsSelection();
+ if ( hasSelection && !( style & wxGRID_DRAW_SELECTION ) )
+ {
+ selectedCells = GetSelectionBlockTopLeft();
+ // non block selections may not have a bottom right
+ if ( GetSelectionBlockBottomRight().size() )
+ selectedCells.Add( GetSelectionBlockBottomRight()[ 0 ] );
+
+ ClearSelection();
+ }
+
+ // store user device origin
+ wxCoord userOriginX, userOriginY;
+ dc.GetDeviceOrigin( &userOriginX, &userOriginY );
+
+ // store user scale
+ double scaleUserX, scaleUserY;
+ dc.GetUserScale( &scaleUserX, &scaleUserY );
+
+ // set defaults if necessary
+ wxGridCellCoords leftTop( topLeft ), rightBottom( bottomRight );
+ if ( leftTop.GetCol() < 0 )
+ leftTop.SetCol(0);
+ if ( leftTop.GetRow() < 0 )
+ leftTop.SetRow(0);
+ if ( rightBottom.GetCol() < 0 )
+ rightBottom.SetCol(GetNumberCols() - 1);
+ if ( rightBottom.GetRow() < 0 )
+ rightBottom.SetRow(GetNumberRows() - 1);
+
+ // get grid offset, size and cell parameters
+ wxPoint pointOffSet;
+ wxSize sizeGrid;
+ wxGridCellCoordsArray renderCells;
+ wxArrayInt arrayCols;
+ wxArrayInt arrayRows;
+
+ GetRenderSizes( leftTop, rightBottom,
+ pointOffSet, sizeGrid,
+ renderCells,
+ arrayCols, arrayRows );
+
+ // add headers/labels to dimensions
+ if ( style & wxGRID_DRAW_ROWS_HEADER )
+ sizeGrid.x += GetRowLabelSize();
+ if ( style & wxGRID_DRAW_COLS_HEADER )
+ sizeGrid.y += GetColLabelSize();
+
+ // get render start position in logical units
+ wxPoint positionRender = GetRenderPosition( dc, position );
+
+ wxCoord originX = dc.LogicalToDeviceX( positionRender.x );
+ wxCoord originY = dc.LogicalToDeviceY( positionRender.y );
+
+ dc.SetDeviceOrigin( originX, originY );
+
+ SetRenderScale( dc, positionRender, size, sizeGrid );
+
+ // draw row headers at specified origin
+ if ( GetRowLabelSize() > 0 && ( style & wxGRID_DRAW_ROWS_HEADER ) )
+ {
+ if ( style & wxGRID_DRAW_COLS_HEADER )
+ {
+ DrawCornerLabel( dc ); // do only if both col and row labels drawn
+ originY += dc.LogicalToDeviceYRel( GetColLabelSize() );
+ }
+
+ originY -= dc.LogicalToDeviceYRel( pointOffSet.y );
+ dc.SetDeviceOrigin( originX, originY );
+
+ DrawRowLabels( dc, arrayRows );
+
+ // reset for columns
+ if ( style & wxGRID_DRAW_COLS_HEADER )
+ originY -= dc.LogicalToDeviceYRel( GetColLabelSize() );
+
+ originY += dc.LogicalToDeviceYRel( pointOffSet.y );
+ // X offset so we don't overwrite row labels
+ originX += dc.LogicalToDeviceXRel( GetRowLabelSize() );
+ }
+
+ // subtract col offset where startcol > 0
+ originX -= dc.LogicalToDeviceXRel( pointOffSet.x );
+ // no y offset for col labels, they are at the Y origin
+
+ // draw column labels
+ if ( style & wxGRID_DRAW_COLS_HEADER )
+ {
+ dc.SetDeviceOrigin( originX, originY );
+ DrawColLabels( dc, arrayCols );
+ // don't overwrite the labels, increment originY
+ originY += dc.LogicalToDeviceYRel( GetColLabelSize() );
+ }
+
+ // set device origin to draw grid cells and lines
+ originY -= dc.LogicalToDeviceYRel( pointOffSet.y );
+ dc.SetDeviceOrigin( originX, originY );
+
+ // draw cell area background
+ dc.SetBrush( GetDefaultCellBackgroundColour() );
+ dc.SetPen( *wxTRANSPARENT_PEN );
+ // subtract headers from grid area dimensions
+ wxSize sizeCells( sizeGrid );
+ if ( style & wxGRID_DRAW_ROWS_HEADER )
+ sizeCells.x -= GetRowLabelSize();
+ if ( style & wxGRID_DRAW_COLS_HEADER )
+ sizeCells.y -= GetColLabelSize();
+
+ dc.DrawRectangle( pointOffSet, sizeCells );
+
+ // draw cells
+ DrawGridCellArea( dc, renderCells );
+
+ // draw grid lines
+ if ( style & wxGRID_DRAW_CELL_LINES )
+ {
+ wxRegion regionClip( pointOffSet.x, pointOffSet.y,
+ sizeCells.x, sizeCells.y );
+
+ DrawRangeGridLines(dc, regionClip, renderCells[0], renderCells.Last());
+ }
+
+ // draw render rectangle bounding lines
+ DoRenderBox( dc, style,
+ pointOffSet, sizeCells,
+ leftTop, rightBottom );
+
+ // restore user setings
+ dc.SetDeviceOrigin( userOriginX, userOriginY );
+ dc.SetUserScale( scaleUserX, scaleUserY );
+
+ if ( selectedCells.size() && !( style & wxGRID_DRAW_SELECTION ) )
+ {
+ SelectBlock( selectedCells[ 0 ].GetRow(),
+ selectedCells[ 0 ].GetCol(),
+ selectedCells[ selectedCells.size() -1 ].GetRow(),
+ selectedCells[ selectedCells.size() -1 ].GetCol() );
+ }
+}
+
+void
+wxGrid::SetRenderScale(wxDC& dc,
+ const wxPoint& pos, const wxSize& size,
+ const wxSize& sizeGrid )
+{
+ double scaleX, scaleY;
+ wxSize sizeTemp;
+
+ if ( size.GetWidth() != wxDefaultSize.GetWidth() ) // size.x was specified
+ sizeTemp.SetWidth( size.GetWidth() );
+ else
+ sizeTemp.SetWidth( dc.DeviceToLogicalXRel( dc.GetSize().GetWidth() )
+ - pos.x );
+
+ if ( size.GetHeight() != wxDefaultSize.GetHeight() ) // size.y was specified
+ sizeTemp.SetHeight( size.GetHeight() );
+ else
+ sizeTemp.SetHeight( dc.DeviceToLogicalYRel( dc.GetSize().GetHeight() )
+ - pos.y );
+
+ scaleX = (double)( (double) sizeTemp.GetWidth() / (double) sizeGrid.GetWidth() );
+ scaleY = (double)( (double) sizeTemp.GetHeight() / (double) sizeGrid.GetHeight() );
+
+ dc.SetUserScale( wxMin( scaleX, scaleY), wxMin( scaleX, scaleY ) );
+}
+
+// get grid rendered size, origin offset and fill cell arrays
+void wxGrid::GetRenderSizes( const wxGridCellCoords& topLeft,
+ const wxGridCellCoords& bottomRight,
+ wxPoint& pointOffSet, wxSize& sizeGrid,
+ wxGridCellCoordsArray& renderCells,
+ wxArrayInt& arrayCols, wxArrayInt& arrayRows )
+{
+ pointOffSet.x = 0;
+ pointOffSet.y = 0;
+ sizeGrid.SetWidth( 0 );
+ sizeGrid.SetHeight( 0 );
+
+ int col, row;
+
+ wxGridSizesInfo sizeinfo = GetColSizes();
+ for ( col = 0; col <= bottomRight.GetCol(); col++ )
+ {
+ if ( col < topLeft.GetCol() )
+ {
+ pointOffSet.x += sizeinfo.GetSize( col );
+ }
+ else
+ {
+ for ( row = topLeft.GetRow(); row <= bottomRight.GetRow(); row++ )
+ {
+ renderCells.Add( wxGridCellCoords( row, col ));
+ arrayRows.Add( row ); // column labels rendered in DrawColLabels
+ }
+ arrayCols.Add( col ); // row labels rendered in DrawRowLabels
+ sizeGrid.x += sizeinfo.GetSize( col );
+ }
+ }
+
+ sizeinfo = GetRowSizes();
+ for ( row = 0; row <= bottomRight.GetRow(); row++ )
+ {
+ if ( row < topLeft.GetRow() )
+ pointOffSet.y += sizeinfo.GetSize( row );
+ else
+ sizeGrid.y += sizeinfo.GetSize( row );
+ }
+}
+
+// get render start position
+// if position not specified use dc draw extents MaxX and MaxY
+wxPoint wxGrid::GetRenderPosition( wxDC& dc, const wxPoint& position )
+{
+ wxPoint positionRender( position );
+
+ if ( !positionRender.IsFullySpecified() )
+ {
+ if ( positionRender.x == wxDefaultPosition.x )
+ positionRender.x = dc.MaxX();
+
+ if ( positionRender.y == wxDefaultPosition.y )
+ positionRender.y = dc.MaxY();
+ }
+
+ return positionRender;
+}
+
+// draw render rectangle bounding lines
+// useful where there is multi cell row or col clipping and no cell border
+void wxGrid::DoRenderBox( wxDC& dc, const int& style,
+ const wxPoint& pointOffSet,
+ const wxSize& sizeCells,
+ const wxGridCellCoords& topLeft,
+ const wxGridCellCoords& bottomRight )
+{
+ if ( !( style & wxGRID_DRAW_BOX_RECT ) )
+ return;
+
+ int bottom = pointOffSet.y + sizeCells.GetY(),
+ right = pointOffSet.x + sizeCells.GetX() - 1;
+
+ // horiz top line if we are not drawing column header/labels
+ if ( !( style & wxGRID_DRAW_COLS_HEADER ) )
+ {
+ int left = pointOffSet.x;
+ left += ( style & wxGRID_DRAW_COLS_HEADER )
+ ? - GetRowLabelSize() : 0;
+ dc.SetPen( GetRowGridLinePen( topLeft.GetRow() ) );
+ dc.DrawLine( left,
+ pointOffSet.y,
+ right,
+ pointOffSet.y );
+ }
+
+ // horiz bottom line
+ dc.SetPen( GetRowGridLinePen( bottomRight.GetRow() ) );
+ dc.DrawLine( pointOffSet.x, bottom - 1, right, bottom - 1 );
+
+ // left vertical line if we are not drawing row header/labels
+ if ( !( style & wxGRID_DRAW_ROWS_HEADER ) )
+ {
+ int top = pointOffSet.y;
+ top += ( style & wxGRID_DRAW_COLS_HEADER )
+ ? - GetColLabelSize() : 0;
+ dc.SetPen( GetColGridLinePen( topLeft.GetCol() ) );
+ dc.DrawLine( pointOffSet.x -1,
+ top,
+ pointOffSet.x - 1,
+ bottom - 1 );
+ }
+
+ // right vertical line
+ dc.SetPen( GetColGridLinePen( bottomRight.GetCol() ) );
+ dc.DrawLine( right, pointOffSet.y, right, bottom - 1 );
+}
+
void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
{
wxWindow::ScrollWindow( dx, dy, rect );
/////////////////////////////////////////////////////////////////////
-#if wxUSE_EXTENDED_RTTI
-WX_DEFINE_FLAGS( wxGridStyle )
-
-wxBEGIN_FLAGS( wxGridStyle )
- // new style border flags, we put them first to
- // use them for streaming out
- wxFLAGS_MEMBER(wxBORDER_SIMPLE)
- wxFLAGS_MEMBER(wxBORDER_SUNKEN)
- wxFLAGS_MEMBER(wxBORDER_DOUBLE)
- wxFLAGS_MEMBER(wxBORDER_RAISED)
- wxFLAGS_MEMBER(wxBORDER_STATIC)
- wxFLAGS_MEMBER(wxBORDER_NONE)
-
- // old style border flags
- wxFLAGS_MEMBER(wxSIMPLE_BORDER)
- wxFLAGS_MEMBER(wxSUNKEN_BORDER)
- wxFLAGS_MEMBER(wxDOUBLE_BORDER)
- wxFLAGS_MEMBER(wxRAISED_BORDER)
- wxFLAGS_MEMBER(wxSTATIC_BORDER)
- wxFLAGS_MEMBER(wxBORDER)
-
- // standard window styles
- wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
- wxFLAGS_MEMBER(wxCLIP_CHILDREN)
- wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
- wxFLAGS_MEMBER(wxWANTS_CHARS)
- wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
- wxFLAGS_MEMBER(wxALWAYS_SHOW_SB)
- wxFLAGS_MEMBER(wxVSCROLL)
- wxFLAGS_MEMBER(wxHSCROLL)
-
-wxEND_FLAGS( wxGridStyle )
-
-IMPLEMENT_DYNAMIC_CLASS_XTI(wxGrid, wxScrolledWindow,"wx/grid.h")
-
-wxBEGIN_PROPERTIES_TABLE(wxGrid)
- wxHIDE_PROPERTY( Children )
- wxPROPERTY_FLAGS( WindowStyle , wxGridStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
-wxEND_PROPERTIES_TABLE()
-
-wxBEGIN_HANDLERS_TABLE(wxGrid)
-wxEND_HANDLERS_TABLE()
-
-wxCONSTRUCTOR_5( wxGrid , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
-
-/*
- TODO : Expose more information of a list's layout, etc. via appropriate objects (e.g., NotebookPageInfo)
-*/
-#else
-IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
-#endif
-
BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
EVT_PAINT( wxGrid::OnPaint )
EVT_SIZE( wxGrid::OnSize )
Create();
SetInitialSize(size);
- SetScrollRate(m_scrollLineX, m_scrollLineY);
CalcDimensions();
return true;
m_table = NULL;
}
- delete m_selection;
- m_selection = NULL;
+ wxDELETE(m_selection);
m_ownTable = false;
m_numRows = 0;
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;
}
// ----------------------------------------------------------------------------
wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg ) const
{
- wxRegionIterator iter( reg );
wxRect r;
wxGridCellCoordsArray cellsExposed;
int left, top, right, bottom;
- while ( iter )
+ for ( wxRegionIterator iter(reg); iter; ++iter )
{
r = iter.GetRect();
+ // Skip 0-height cells, they're invisible anyhow, don't waste time
+ // getting their rectangles and so on.
+ if ( !r.GetHeight() )
+ continue;
+
// TODO: remove this when we can...
// There is a bug in wxMotif that gives garbage update
// rectangles if you jump-scroll a long way by clicking the
for ( size_t n = 0; n < count; n++ )
cellsExposed.Add(wxGridCellCoords(row, cols[n]));
}
-
- ++iter;
}
return cellsExposed;
ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, GetColLabelWindow());
m_dragLastPos = -1;
}
- else // not on row separator or it's not resizeable
+ else // not on row separator or it's not resizable
{
row = YToRow(y);
if ( row >=0 &&
}
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;
bool captureMouse)
{
#if wxUSE_LOG_TRACE
- static const wxChar *cursorModes[] =
+ static const wxChar *const cursorModes[] =
{
wxT("SELECT_CELL"),
wxT("RESIZE_ROW"),
// grid mouse event processing
// ----------------------------------------------------------------------------
-void
+bool
wxGrid::DoGridCellDrag(wxMouseEvent& event,
const wxGridCellCoords& coords,
bool isFirstDrag)
{
+ bool performDefault = true ;
+
if ( coords == wxGridNoCellCoords )
- return; // we're outside any valid cell
+ return performDefault; // we're outside any valid cell
// Hide the edit control, so it won't interfere with drag-shrinking.
if ( IsCellEditControlShown() )
switch ( event.GetModifiers() )
{
- case wxMOD_CMD:
+ case wxMOD_CONTROL:
if ( m_selectedBlockCorner == wxGridNoCellCoords)
m_selectedBlockCorner = coords;
UpdateBlockBeingSelected(m_selectedBlockCorner, coords);
if ( m_selectedBlockCorner == wxGridNoCellCoords)
m_selectedBlockCorner = coords;
- SendEvent(wxEVT_GRID_CELL_BEGIN_DRAG, coords, event);
- return;
+ // if event is handled by user code, no further processing
+ if ( SendEvent(wxEVT_GRID_CELL_BEGIN_DRAG, coords, event) != 0 )
+ performDefault = false;
+
+ return performDefault;
}
}
// we don't handle the other key modifiers
event.Skip();
}
+
+ return performDefault;
}
void wxGrid::DoGridLineDrag(wxMouseEvent& event, const wxGridOperations& oper)
switch ( m_cursorMode )
{
case WXGRID_CURSOR_SELECT_CELL:
- DoGridCellDrag(event, coords, isFirstDrag);
+ // no further handling if handled by user
+ if ( DoGridCellDrag(event, coords, isFirstDrag) == false )
+ return;
break;
case WXGRID_CURSOR_RESIZE_ROW:
if ( isFirstDrag )
{
+ wxASSERT_MSG( !m_winCapture, "shouldn't capture the mouse twice" );
+
m_winCapture = m_gridWin;
m_winCapture->CaptureMouse();
}
}
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 );
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
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() )
{
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(
mouseEv.GetY() + GetColLabelSize(),
false,
mouseEv);
+
+ if ( type == wxEVT_GRID_CELL_BEGIN_DRAG )
+ {
+ // by default the dragging is not supported, the user code must
+ // explicitly allow the event for it to take place
+ gridEvt.Veto();
+ }
+
claimed = GetEventHandler()->ProcessEvent(gridEvt);
vetoed = !gridEvt.IsAllowed();
}
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:
wxGrid::UpdateBlockBeingSelected(int topRow, int leftCol,
int bottomRow, int rightCol)
{
+ MakeCellVisible(m_selectedBlockCorner);
+ m_selectedBlockCorner = wxGridCellCoords(bottomRow, rightCol);
+
if ( m_selection )
{
switch ( m_selection->GetSelectionMode() )
}
}
- m_selectedBlockCorner = wxGridCellCoords(bottomRow, rightCol);
- MakeCellVisible(m_selectedBlockCorner);
-
EnsureFirstLessThanSecond(topRow, bottomRow);
EnsureFirstLessThanSecond(leftCol, rightCol);
}
}
+// Used by wxGrid::Render() to draw the grid lines only for the cells in the
+// specified range.
+void
+wxGrid::DrawRangeGridLines(wxDC& dc,
+ const wxRegion& reg,
+ const wxGridCellCoords& topLeft,
+ const wxGridCellCoords& bottomRight)
+{
+ if ( !m_gridLinesEnabled )
+ return;
+
+ int top, left, width, height;
+ reg.GetBox( left, top, width, height );
+
+ // create a clipping region
+ wxRegion clippedcells( dc.LogicalToDeviceX( left ),
+ dc.LogicalToDeviceY( top ),
+ dc.LogicalToDeviceXRel( width ),
+ dc.LogicalToDeviceYRel( height ) );
+
+ // subtract multi cell span area from clipping region for lines
+ wxRect rect;
+ for ( int row = topLeft.GetRow(); row <= bottomRight.GetRow(); row++ )
+ {
+ for ( int col = topLeft.GetCol(); col <= bottomRight.GetCol(); col++ )
+ {
+ int cell_rows, cell_cols;
+ GetCellSize( row, col, &cell_rows, &cell_cols );
+ if ( cell_rows > 1 || cell_cols > 1 ) // multi cell
+ {
+ rect = CellToRect( row, col );
+ // cater for scaling
+ // device origin already set in ::Render() for x, y
+ rect.x = dc.LogicalToDeviceX( rect.x );
+ rect.y = dc.LogicalToDeviceY( rect.y );
+ rect.width = dc.LogicalToDeviceXRel( rect.width );
+ rect.height = dc.LogicalToDeviceYRel( rect.height ) - 1;
+ clippedcells.Subtract( rect );
+ }
+ else if ( cell_rows < 0 || cell_cols < 0 ) // part of multicell
+ {
+ rect = CellToRect( row + cell_rows, col + cell_cols );
+ rect.x = dc.LogicalToDeviceX( rect.x );
+ rect.y = dc.LogicalToDeviceY( rect.y );
+ rect.width = dc.LogicalToDeviceXRel( rect.width );
+ rect.height = dc.LogicalToDeviceYRel( rect.height ) - 1;
+ clippedcells.Subtract( rect );
+ }
+ }
+ }
+
+ dc.SetDeviceClippingRegion( clippedcells );
+
+ DoDrawGridLines(dc,
+ top, left, top + height, left + width,
+ topLeft.GetRow(), topLeft.GetCol(),
+ bottomRight.GetRow(), bottomRight.GetCol());
+
+ dc.DestroyClippingRegion();
+}
+
// This is used to redraw all grid lines e.g. when the grid line colour
// has been changed
//
dc.SetDeviceClippingRegion( clippedcells );
+ DoDrawGridLines(dc,
+ top, left, bottom, right,
+ topRow, leftCol, m_numRows, m_numCols);
+
+ dc.DestroyClippingRegion();
+}
+void
+wxGrid::DoDrawGridLines(wxDC& dc,
+ int top, int left,
+ int bottom, int right,
+ int topRow, int leftCol,
+ int bottomRow, int rightCol)
+{
// horizontal grid lines
- for ( int i = internalYToRow(top); i < m_numRows; i++ )
+ for ( int i = topRow; i < bottomRow; i++ )
{
int bot = GetRowBottom(i) - 1;
}
// vertical grid lines
- for ( int colPos = leftCol; colPos < m_numCols; colPos++ )
+ for ( int colPos = leftCol; colPos < rightCol; colPos++ )
{
int i = GetColAt( colPos );
dc.DrawLine( colRight, top, colRight, bottom );
}
}
-
- dc.DestroyClippingRegion();
}
void wxGrid::DrawRowLabels( wxDC& dc, const wxArrayInt& rows)
}
else
{
+ // 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);
+
rend.DrawBorder(*this, dc, rect);
}
bool wxGrid::IsCurrentCellReadOnly() const
{
- // const_cast
- wxGridCellAttr* attr = ((wxGrid *)this)->GetCellAttr(m_currentCellCoords);
+ wxGridCellAttr*
+ attr = const_cast<wxGrid *>(this)->GetCellAttr(m_currentCellCoords);
bool readonly = attr->IsReadOnly();
attr->DecRef();
else if ( line > 0 &&
pos - oper.GetLineStartPos(this,
line) < WXGRID_LABEL_EDGE_ZONE )
- return line - 1;
+ {
+ return oper.GetLineBefore(this, line);
+ }
}
return -1;
//
// 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!
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();
}
m_cellHighlightPenWidth = width;
// Just redrawing the cell highlight is not enough since that won't
- // make any visible change if the the thickness is getting smaller.
+ // make any visible change if the thickness is getting smaller.
int row = m_currentCellCoords.GetRow();
int col = m_currentCellCoords.GetCol();
if ( row == -1 || col == -1 || GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
m_cellHighlightROPenWidth = width;
// Just redrawing the cell highlight is not enough since that won't
- // make any visible change if the the thickness is getting smaller.
+ // make any visible change if the thickness is getting smaller.
int row = m_currentCellCoords.GetRow();
int col = m_currentCellCoords.GetCol();
if ( row == -1 || col == -1 ||
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
}
}
+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 )
{
- wxGrid *self = (wxGrid *)this; // const_cast
+ wxGrid * const self = const_cast<wxGrid *>(this);
self->ClearAttrCache();
self->m_attrCache.row = row;
}
// See comment in SetColSize
- if ( height < GetRowMinimalAcceptableHeight())
+ if ( height > 0 && height < GetRowMinimalAcceptableHeight())
return;
if ( m_rowHeights.IsEmpty() )
}
if ( !GetBatchCount() )
+ {
CalcDimensions();
+ Refresh();
+ }
}
void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
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;
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;
// 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);
}
wxSize wxGrid::DoGetBestSize() const
{
- wxGrid *self = (wxGrid *)this; // const_cast
+ wxGrid * const self = const_cast<wxGrid *>(this);
// we do the same as in AutoSize() here with the exception that we don't
// change the column/row sizes, only calculate them
AutoSize();
}
+#if WXWIN_COMPATIBILITY_2_8
wxPen& wxGrid::GetDividerPen() const
{
return wxNullPen;
}
+#endif // WXWIN_COMPATIBILITY_2_8
// ----------------------------------------------------------------------------
// cell value accessor functions
projects / wxWidgets.git / blobdiff