| public AddHandler ( [ routedEvent, [ handler, [ handledEventsToo ) : void | ||
| routedEvent | [ | |
| handler | [ | |
| handledEventsToo | [ | |
| return | void | |
public HoldListener(UIElement target)
{
_pointerPressedHandler = new PointerEventHandler(Target_PointerPressed);
_pointerMovedHandler = new PointerEventHandler(Target_PointerMoved);
_pointerReleasedHandler = new PointerEventHandler(Target_PointerReleased);
_pointerCanceledHandler = new PointerEventHandler(Target_PointerCanceled);
_pointerCaptureLostHandler = new PointerEventHandler(Target_PointerCaptureLost);
Target = target;
Target.AddHandler(UIElement.PointerPressedEvent, _pointerPressedHandler, true);
Target.Tapped += Target_Tapped;
_timer = new DispatcherTimer
{
Interval = TimeSpan.FromSeconds(0.7)
};
_timer.Tick += Timer_Tick;
}
protected override void OnApplyTemplate()
{
try
{
container = GetTemplateChild(PART_ROOT_NAME) as Grid;
inker = GetTemplateChild(PART_INKER_NAME) as InkCanvas;
if (container != null && inker != null)
{
container.Visibility = Visibility.Visible;
InitializeInker();
root = VisualTreeHelperEx.FindRoot(container, false);
contentPresenter = VisualTreeHelperEx.FindRoot(container, true);
//contentPresenter.PointerEntered += Element_PointerEntered;
contentPresenter.AddHandler(UIElement.PointerEnteredEvent, new PointerEventHandler(Element_PointerEntered), true);
//contentPresenter.PointerExited += Element_PointerExited;
contentPresenter.AddHandler(UIElement.PointerExitedEvent, new PointerEventHandler(Element_PointerExited), true);
//contentPresenter.PointerCanceled += Element_PointerCanceled;
contentPresenter.AddHandler(UIElement.PointerCanceledEvent, new PointerEventHandler(Element_PointerCanceled), true);
//contentPresenter.PointerReleased += Element_PointerCanceled;
contentPresenter.AddHandler(UIElement.PointerReleasedEvent, new PointerEventHandler(Element_PointerCanceled), true);
//PointerReleased is never raised, then a PointerCanceled or PointerCaptureLos
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
}
