void OnMouseMove(object sender, MouseEventArgs e)
{
GridHitInfo hitInfo = view.CalcHitInfo(e.Location);
if (hitInfo.HitTest == GridHitTest.Row && view.IsGroupRow(hitInfo.RowHandle))
{
GridViewInfo viewInfo = view.GetViewInfo() as GridViewInfo;
GridGroupRowInfo rowInfo = viewInfo.GetGridRowInfo(hitInfo.RowHandle) as GridGroupRowInfo;
GridColumn col = viewInfo.GetNearestColumn(e.Location);
GridColumnInfoArgs args = viewInfo.ColumnsInfo[col];
if (col.VisibleIndex == 0)
{
HotTrackRectangle = new Rectangle(rowInfo.ButtonBounds.Right + 2, rowInfo.Bounds.Y,
args.Bounds.Width + args.Bounds.X - rowInfo.ButtonBounds.Right - 2, rowInfo.Bounds.Height);
}
else
{
HotTrackRectangle = new Rectangle(args.Bounds.X + 2, rowInfo.Bounds.Y,
args.Bounds.Width - 2, rowInfo.Bounds.Height);
}
}
else
{
HotTrackRectangle = Rectangle.Empty;
}
}
private void DrawGroupEditor(DevExpress.XtraGrid.Views.Base.RowObjectCustomDrawEventArgs e)
{
GridViewInfo viewInfo = view.GetViewInfo() as GridViewInfo;
GridColumn col = viewInfo.GetNearestColumn(HotTrackRectangle.Location);
BaseEditPainter groupEditPainter = GetGroupEditPainter(col);
BaseEditViewInfo editViewInfo = GetGroupEditViewInfo(col);
editViewInfo.Bounds = HotTrackRectangle;
editViewInfo.CalcViewInfo(e.Graphics);
e.Cache.FillRectangle(viewInfo.PaintAppearance.Row.GetBackBrush(e.Cache), HotTrackRectangle);
groupEditPainter.Draw(new ControlGraphicsInfoArgs(editViewInfo, e.Cache, HotTrackRectangle));
}
void OnMouseDown(object sender, MouseEventArgs e)
{
GridHitInfo hitInfo = view.CalcHitInfo(e.Location);
if (e.Button == MouseButtons.Left && HotTrackRectangle.Contains(e.Location))
{
if ((SingleClick && e.Clicks == 1) || (!SingleClick && e.Clicks == 2))
{
view.FocusedRowHandle = hitInfo.RowHandle;
GridViewInfo viewInfo = view.GetViewInfo() as GridViewInfo;
GridColumn col = viewInfo.GetNearestColumn(e.Location);
ShowGroupEditor(col);
DXMouseEventArgs.GetMouseArgs(e).Handled = true;
}
}
}