private void OnMenuItem_DropDownOpening(object sender, CancelEventArgs e)
{
if (this.IsDesignMode)
{
return;
}
RadMenuItemBase radMenuItemBase = sender as RadMenuItemBase;
if (radMenuItemBase == null)
{
return;
}
RadPopupOpeningEventArgs openingEventArgs = e as RadPopupOpeningEventArgs;
if (!(radMenuItemBase.Parent is RadDropDownMenuLayout))
{
return;
}
RadDropDownMenuLayout parent = radMenuItemBase.Parent as RadDropDownMenuLayout;
openingEventArgs.CustomLocation = new Point(openingEventArgs.CustomLocation.X, parent.ControlBoundingRectangle.Y + this.DropDownMenu.Location.Y);
RadDropDownMenu dropDown = radMenuItemBase.DropDown;
Size size = new Size(dropDown.Width, parent.ControlBoundingRectangle.Height);
dropDown.MinimumSize = size;
}
protected override void CreateChildElements()
{
base.CreateChildElements();
dropDownMenu = new RadDropDownMenu();
dropDownMenu.PopupOpening += delegate(object sender, CancelEventArgs args)
{
if (!this.RightToLeft)
{
return;
}
RadPopupOpeningEventArgs e = args as RadPopupOpeningEventArgs;
if (e != null)
{
e.CustomLocation = new Point(e.CustomLocation.X - (this.dropDownMenu.Size.Width - this.Size.Width), e.CustomLocation.Y);
}
};
dropDownMenu.PopupOpened += new RadPopupOpenedEventHandler(dropDownMenu_PopupOpened);
dropDownMenu.PopupClosed += new RadPopupClosedEventHandler(dropDownMenu_PopupClosed);
this.arrowButton = new RadCommandBarArrowButton();
//this is needed because RadCommandBarSplitButton inherits this class
if (this.GetType() == typeof(CommandBarDropDownButton))
{
this.arrowButton.Class = "CommandBarDropDownButtonArrow";
}
arrowButton.MouseEnter += new EventHandler(arrowButton_MouseEnter);
arrowButton.MouseLeave += new EventHandler(arrowButton_MouseLeave);
this.Children.Add(arrowButton);
}
/// <summary>
/// Displays the alert popup on the screen at the specified location.
/// </summary>
public void Show()
{
if (DesktopAlertManager.Instance.ContainsAlert(this))
{
return;
}
RadPopupOpeningEventArgs args = new RadPopupOpeningEventArgs(this.popup.Location);
this.OnPopupOpening(this, args);
if (args.Cancel)
{
return;
}
this.popup.Size = this.GetPopupSize();
DesktopAlertManager.Instance.AddAlert(this);
this.popup.Show(this.popup.Location);
if (!PopupManager.Default.ContainsPopup(this.popup))
{
return;
}
if (this.playSound && this.soundToPlay != null)
{
this.soundToPlay.Play();
}
}
public void Show()
{
if (DesktopAlertManager.Instance.ContainsAlert(this))
{
return;
}
RadPopupOpeningEventArgs args = new RadPopupOpeningEventArgs(this.popup.Location);
this.OnPopupOpening((object)this, args);
if (args.Cancel)
{
return;
}
SizeF monitorDpi = Telerik.WinControls.NativeMethods.GetMonitorDpi(Screen.FromPoint(this.Popup.Location), Telerik.WinControls.NativeMethods.DpiType.Effective);
this.DpiScaleElement.DpiScaleChanged(monitorDpi);
Size size = this.GetPopupSize();
if (this.Popup.LastShowDpiScaleFactor.IsEmpty)
{
size = TelerikDpiHelper.ScaleSize(size, new SizeF(1f / monitorDpi.Width, 1f / monitorDpi.Height));
}
this.popup.Size = size;
DesktopAlertManager.Instance.AddAlert(this);
this.popup.Show(this.popup.Location);
if (!PopupManager.Default.ContainsPopup((IPopupControl)this.popup) || !this.playSound || this.soundToPlay == null)
{
return;
}
this.soundToPlay.Play();
}
private void menu_DropDownOpening(object sender, CancelEventArgs e)
{
RadPopupOpeningEventArgs openingEventArgs = e as RadPopupOpeningEventArgs;
if (openingEventArgs != null)
{
openingEventArgs.CustomLocation = this.PointToScreen(this.Location);
}
this.OnDropDownOpening(e);
}
protected virtual void OnPopupOpening(object sender, RadPopupOpeningEventArgs args)
{
RadPopupOpeningEventHandler handler = this.Events[OpeningEventKey] as RadPopupOpeningEventHandler;
if (handler != null)
{
handler(this, args);
}
if (args.Cancel)
{
DesktopAlertManager.Instance.RemoveAlert(this);
}
}
protected virtual void OnPopupOpening(object sender, RadPopupOpeningEventArgs args)
{
RadPopupOpeningEventHandler openingEventHandler = this.Events[RadDesktopAlert.OpeningEventKey] as RadPopupOpeningEventHandler;
if (openingEventHandler != null)
{
openingEventHandler((object)this, (CancelEventArgs)args);
}
if (!args.Cancel)
{
return;
}
DesktopAlertManager.Instance.RemoveAlert(this);
}
private void OnMenuItem_DropDownOpening(object sender, CancelEventArgs e)
{
if (this.IsDesignMode)
{
return;
}
RadMenuItemBase menuItem = sender as RadMenuItemBase;
if (menuItem != null)
{
RadPopupOpeningEventArgs eventArgs = e as RadPopupOpeningEventArgs;
if (menuItem.Parent is RadDropDownMenuLayout)
{
RadDropDownMenuLayout parentLayout = menuItem.Parent as RadDropDownMenuLayout;
eventArgs.CustomLocation = new System.Drawing.Point(eventArgs.CustomLocation.X,
parentLayout.ControlBoundingRectangle.Y + this.DropDownMenu.Location.Y);
RadDropDownMenu dropDownMenu = menuItem.DropDown;
System.Drawing.Size popupSize = new System.Drawing.Size(dropDownMenu.Width, parentLayout.ControlBoundingRectangle.Height);
dropDownMenu.MinimumSize = popupSize;
}
}
}
