protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
if (e.Button == System.Windows.Forms.MouseButtons.Right)
{
RadElement elementAtPoint = this.ElementTree.GetElementAtPoint(e.Location);
if ((!(elementAtPoint is CommandBarRowElement) &&
!(elementAtPoint is RadCommandBarElement)) &&
(elementAtPoint != null))
{
return;
}
contextMenu.Items.Clear();
contextMenu.RightToLeft = this.RightToLeft;
contextMenu.ThemeName = this.ThemeName;
foreach (CommandBarStripElement stripInfo in this.CommandBarElement.StripInfoHolder.StripInfoList)
{
CommandBarDropDownMenu item = new CommandBarDropDownMenu(stripInfo);
item.Text = stripInfo.DisplayName;
item.IsChecked = stripInfo.VisibleInCommandBar;
contextMenu.Items.Add(item);
}
contextMenu.Items.Add(new RadMenuSeparatorItem());
customizeMenuItem.Text = CommandBarLocalizationProvider.CurrentProvider.GetLocalizedString(CommandBarStringId.ContextMenuCustomizeText);
contextMenu.Items.Add(customizeMenuItem);
contextMenu.Show(this.PointToScreen(e.Location));
}
}
public virtual bool ShowContextMenu(IContextMenuProvider contextMenuProvider, Point location)
{
if (this.rootElement == null)
return false;
RadDropDownMenu radDropDownMenu = contextMenuProvider.ContextMenu ?? contextMenuProvider.MergeMenus((IContextMenuManager) this);
GridViewContextMenuManager.UpdateMenuTheme((GridVisualElement) this.rootElement, radDropDownMenu);
ContextMenuOpeningEventArgs args = new ContextMenuOpeningEventArgs(contextMenuProvider, radDropDownMenu);
this.rootElement.Template.EventDispatcher.RaiseEvent<ContextMenuOpeningEventArgs>(EventDispatcher.ContextMenuOpening, (object) contextMenuProvider, args);
RadDropDownMenu contextMenu = args.ContextMenu;
if (args.Cancel || contextMenu == null || contextMenu.Items.Count == 0)
return false;
if (this.rootElement.RightToLeft)
{
contextMenu.RightToLeft = RightToLeft.Yes;
}
else
{
contextMenu.RightToLeft = RightToLeft.No;
contextMenu.HorizontalPopupAlignment = HorizontalPopupAlignment.LeftToLeft;
}
contextMenu.Show(this.rootElement.ElementTree.Control, location);
this.contextMenu = contextMenu;
this.contextMenu.PopupClosed += new RadPopupClosedEventHandler(this.ContextMenu_PopupClosed);
return true;
}
public virtual void ShowDropdown()
{
if (this.Items.Count == 0)
{
return;
}
RadControl parentControl = (this.ElementTree.Control as RadControl);
if (parentControl != null)
{
dropDownMenu.ThemeName = parentControl.ThemeName;
}
dropDownMenu.RightToLeft = (this.RightToLeft) ? System.Windows.Forms.RightToLeft.Yes : System.Windows.Forms.RightToLeft.No;
dropDownMenu.Show(this, 0, this.Size.Height);
}
private void FilterFunctionButton_Click(object sender, EventArgs e)
{
RadDropDownMenu filterMenu = this.CreateFilterMenu();
filterMenu.RightToLeft = this.RightToLeft ? RightToLeft.Yes : RightToLeft.No;
bool flag = filterMenu.RightToLeft == RightToLeft.Yes;
Point point = flag ? new Point(this.filterFunctionButton.Size.Width, this.filterFunctionButton.Size.Height) : new Point(0, this.filterFunctionButton.Size.Height);
VirtualGridContextMenuOpeningEventArgs args = new VirtualGridContextMenuOpeningEventArgs(this.RowIndex, this.ColumnIndex, this.ViewInfo, filterMenu);
if (!this.TableElement.GridElement.OnContextMenuOpening(args) || args.ContextMenu == null || args.ContextMenu.Items.Count <= 0)
{
return;
}
filterMenu.HorizontalPopupAlignment = flag ? HorizontalPopupAlignment.RightToRight : HorizontalPopupAlignment.LeftToLeft;
filterMenu.ThemeName = this.ElementTree.ThemeName;
filterMenu.Show((RadItem)this.filterFunctionButton, point, RadDirection.Down);
this.Focus();
}