PreProcessInputEventHandler Delegate
Definition
Important
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Represents the method that will handle the PreProcessInput event.
public delegate void PreProcessInputEventHandler(System::Object ^ sender, PreProcessInputEventArgs ^ e);
public delegate void PreProcessInputEventHandler(object sender, PreProcessInputEventArgs e);
type PreProcessInputEventHandler = delegate of obj * PreProcessInputEventArgs -> unit
Public Delegate Sub PreProcessInputEventHandler(sender As Object, e As PreProcessInputEventArgs)
Parameters
- sender
- Object
The source of the event.
The event data.
Remarks
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.
Extension Methods
GetMethodInfo(Delegate) |
Gets an object that represents the method represented by the specified delegate. |
Applies to
See also
Зворотний зв’язок
https://aka.ms/ContentUserFeedback.
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