public MouseHandleResult HandleMouseDown(int x, int y, MouseButtons button, Keys modifiers) { MouseHandleResult rrResult = 0; int deltaY; IViewNode row = GetRowAndDelta(y, out deltaY); if (row is JetListViewNode) { rrResult = _rowRenderer.HandleMouseDown(row as JetListViewNode, x, deltaY, button, modifiers); if ((rrResult & MouseHandleResult.Handled) != 0) { return(rrResult); } } else if (row is GroupHeaderNode) { if (_groupRenderer.HandleMouseDown(row as GroupHeaderNode, x, deltaY, button, modifiers)) { return(MouseHandleResult.Handled); } } if (button == MouseButtons.Left && row != null) { MouseHandleResult selResult = _selection.HandleMouseDown(row, modifiers); if ((rrResult & MouseHandleResult.MayInPlaceEdit) == 0) { selResult = rrResult & ~MouseHandleResult.MayInPlaceEdit; } return(selResult); } return(0); }