private void OnPopupDismiss(object sender, DismissPopupEventArgs e)
{
var backstage = LogicalTreeHelper.GetParent(this);
if (backstage != null)
{
PopupService.RaiseDismissPopupEventAsync(backstage, DismissPopupMode.Always);
}
}
/// <summary>
/// Handles dismiss popup event
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public static void OnDismissPopup(object sender, DismissPopupEventArgs e)
{
IDropDownControl control = sender as IDropDownControl;
if (control == null)
{
return;
}
if (e.DismissMode == DismissPopupMode.Always)
{
if (Mouse.Captured == control)
{
Mouse.Capture(null);
}
// Debug.WriteLine("DropDown Closed");
control.IsDropDownOpen = false;
}
else
{
if ((control.IsDropDownOpen) && (!PopupService.IsMousePhysicallyOver(control.DropDownPopup.Child)))
{
if (Mouse.Captured == control)
{
Mouse.Capture(null);
}
// Debug.WriteLine("DropDown Closed");
control.IsDropDownOpen = false;
}
else
{
if ((control.IsDropDownOpen) && (Mouse.Captured != control))
{
Mouse.Capture(sender as IInputElement, CaptureMode.SubTree);
}
if (control.IsDropDownOpen)
{
e.Handled = true;
}
}
}
}
private void OnPopupDismiss(object sender, DismissPopupEventArgs e)
{
this.IsOpen = false;
}