public MyMergedCell AddMergedCell(int rowHandle, GridColumn col1, GridColumn col2)
{
MyMergedCell cell = new MyMergedCell(rowHandle, col1, col2);
_MergedCells.Add(cell);
return(cell);
}
public void SafeSetMergedCellValue(MyMergedCell cell, object value)
{
if (cell != null)
{
SafeSetCellValue(cell.RowHandle, cell.Column1, value);
SafeSetCellValue(cell.RowHandle, cell.Column2, value);
}
}
public void AddMergedCell(int rowHandle, GridColumn col1, GridColumn col2, object value)
{
MyMergedCell cell = AddMergedCell(rowHandle, col1, col2);
SafeSetMergedCellValue(cell, value);
}
public void AddMergedCell(int rowHandle, int col1, int col2, object value)
{
MyMergedCell cell = AddMergedCell(rowHandle, _view.Columns[col1], _view.Columns[col2]);
SafeSetMergedCellValue(cell, value);
}
public void DrawMergedCell(MyMergedCell cell, PaintEventArgs e)
{
int delta = cell.Column1.VisibleIndex - cell.Column2.VisibleIndex;
if (Math.Abs(delta) > 1)
{
return;
}
GridViewInfo vi = View.GetViewInfo() as GridViewInfo;
GridCellInfo gridCellInfo1 = vi.GetGridCellInfo(cell.RowHandle, cell.Column1);
GridCellInfo gridCellInfo2 = vi.GetGridCellInfo(cell.RowHandle, cell.Column2);
if (gridCellInfo1 != null && gridCellInfo2 == null)
{
gridCellInfo2 = gridCellInfo1;
}
if (gridCellInfo1 == null || gridCellInfo2 == null)
{
return;
}
Rectangle targetRect = Rectangle.Union(gridCellInfo1.Bounds, gridCellInfo2.Bounds);
gridCellInfo1.Bounds = targetRect;
gridCellInfo1.CellValueRect = targetRect;
gridCellInfo2.Bounds = targetRect;
gridCellInfo2.CellValueRect = targetRect;
if (delta < 0)
{
gridCellInfo1 = gridCellInfo2;
}
if (gridCellInfo1.ViewInfo == null)
{
return;
}
int prevX = gridCellInfo1.Bounds.X;
Rectangle bounds = gridCellInfo1.ViewInfo.Bounds;
bounds.Width = targetRect.Width;
bounds.Height = targetRect.Height;
gridCellInfo1.ViewInfo.Bounds = bounds;
gridCellInfo1.ViewInfo.CalcViewInfo(e.Graphics);
IsCustomPainting = true;
GraphicsCache cache = new GraphicsCache(e.Graphics);
int width = gridCellInfo1.Bounds.Width;
if (gridCellInfo1.Bounds.Right >= vi.View.GridControl.Width)
{
width -= gridCellInfo1.Bounds.Right - vi.View.GridControl.Width + 2;
}
int cellX = 0;
int columnIndent = vi.ColumnsInfo[0].Type == GridColumnInfoType.Indicator ? vi.ColumnsInfo[0].Bounds.Right : vi.ColumnsInfo[0].Bounds.X;
cellX = Math.Max(gridCellInfo1.Bounds.X, columnIndent);
if (vi.View.OptionsView.ShowIndicator && gridCellInfo1.Bounds.X < vi.ViewRects.IndicatorWidth)
{
width += gridCellInfo1.Bounds.X - vi.ViewRects.IndicatorWidth - 1;
}
gridCellInfo1.Bounds = new Rectangle(cellX, gridCellInfo1.Bounds.Y, width, gridCellInfo1.Bounds.Height);
gridCellInfo1.Appearance.FillRectangle(cache, gridCellInfo1.Bounds);
gridCellInfo1.CellValueRect.Location = new Point(gridCellInfo1.CellValueRect.Location.X + gridCellInfo1.Bounds.X - prevX, gridCellInfo1.CellValueRect.Location.Y);
DrawRowCell(new GridViewDrawArgs(cache, vi, vi.ViewRects.Bounds), gridCellInfo1);
IsCustomPainting = false;;
}