/// <summary>
/// Removes all grid columns, and cleans up any associated event handlers
/// </summary>
private void ClearGridColumns()
{
while (Grid.Columns.Length > 0)
{
TreeViewColumn col = Grid.GetColumn(0);
#if NETFRAMEWORK
foreach (CellRenderer render in col.CellRenderers)
#else
foreach (CellRenderer render in col.Cells)
#endif
{
if (render is CellRendererText)
{
CellRendererText textRender = render as CellRendererText;
col.SetCellDataFunc(textRender, (CellLayoutDataFunc)null);
}
else if (render is CellRendererPixbuf)
{
CellRendererPixbuf pixRender = render as CellRendererPixbuf;
col.SetCellDataFunc(pixRender, (CellLayoutDataFunc)null);
}
render.Dispose();
}
Grid.RemoveColumn(Grid.GetColumn(0));
}
while (Fixedcolview.Columns.Length > 0)
{
TreeViewColumn col = Fixedcolview.GetColumn(0);
foreach (CellRenderer render in col.GetCells())
{
if (render is CellRendererText)
{
CellRendererText textRender = render as CellRendererText;
col.SetCellDataFunc(textRender, (CellLayoutDataFunc)null);
}
}
Fixedcolview.RemoveColumn(Fixedcolview.GetColumn(0));
}
}
