DynamicRenderer.GetDispatcher Method
Definition
Important
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Returns a Dispatcher for the rendering thread.
protected:
System::Windows::Threading::Dispatcher ^ GetDispatcher();
protected System.Windows.Threading.Dispatcher GetDispatcher ();
member this.GetDispatcher : unit -> System.Windows.Threading.Dispatcher
Protected Function GetDispatcher () As Dispatcher
Returns
A Dispatcher for the rendering thread.
Examples
The following example demonstrates how to use the GetDispatcher method to perform some work on the rendering thread.
delegate void WorkerMethod();
class CustomDynamicRenderer : DynamicRenderer
{
protected override void OnStylusDown(RawStylusInput rawStylusInput)
{
base.OnStylusDown(rawStylusInput);
rawStylusInput.NotifyWhenProcessed(null);
}
protected override void OnStylusDownProcessed(object callbackData, bool targetVerified)
{
base.OnStylusDownProcessed(callbackData, targetVerified);
Dispatcher renderingThreadDispatcher = this.GetDispatcher();
renderingThreadDispatcher.BeginInvoke(DispatcherPriority.Normal, new WorkerMethod(DoSomething));
}
private void DoSomething()
{
// Perform work on the rendering thread.
}
}
Delegate Sub WorkerMethod()
Class CustomDynamicRenderer
Inherits DynamicRenderer
Protected Overrides Sub OnStylusDown(ByVal rawStylusInput As RawStylusInput)
MyBase.OnStylusDown(rawStylusInput)
rawStylusInput.NotifyWhenProcessed(Nothing)
End Sub
Protected Overrides Sub OnStylusDownProcessed(ByVal callbackData As Object, ByVal targetVerified As Boolean)
MyBase.OnStylusDownProcessed(callbackData, targetVerified)
Dim renderingThreadDispatcher As Dispatcher = Me.GetDispatcher()
renderingThreadDispatcher.BeginInvoke(DispatcherPriority.Normal, New WorkerMethod(AddressOf DoSomething))
End Sub
Private Sub DoSomething()
' Perform work on the rendering thread.
End Sub
End Class
Applies to
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