Method ListenWhenPreviewKeyDown
ListenWhenPreviewKeyDown(Window)
Creates an observable sequence that emits KeyEventArgs when a key is pressed in a preview event in the Window.
Declaration
public static IObservable<KeyEventArgs> ListenWhenPreviewKeyDown(this Window window)Parameters
| Type | Name | Description |
|---|---|---|
| Window | window | The Window to observe for preview key down events. |
Returns
| Type | Description |
|---|---|
| IObservable<KeyEventArgs> | An observable sequence of KeyEventArgs for preview key down events in the Window. |