PreProcessInputEventHandler Delegate
.NET Framework (current version)
Represents the method that will handle the PreProcessInput event.
Assembly: PresentationCore (in PresentationCore.dll)
public delegate void PreProcessInputEventHandler( Object^ sender, PreProcessInputEventArgs^ e )
Parameters
- sender
-
Type:
System::Object^
The source of the event.
- e
-
Type:
System.Windows.Input::PreProcessInputEventArgs^
The event data.
The PreProcessInputEventHandler is used with the PreProcessInput event.
Input is processed in WPF in the follow stages:
Pre-process stage. The input manager raises the PreProcessInput event.
Pre-notify stage. The input manager raises the PreNotifyInput event.
The WPF input event or events are raised.
Post-notify stage. The input manager raises the PostNotifyInput event.
Post-process stage. The input manager raises the PostProcessInput event.
.NET Framework
Available since 3.0
Available since 3.0
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