WeakEventListener
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The WeakEventListener allows the owner to be garbage collected if its only remaining link is an event handler.
Properties
| Property |
Type |
Description |
| OnDetachAction |
WeakEventListener<TInstance,TSource,TEventArgs>> |
Gets or sets the method to call when detaching from the event |
| OnEventAction |
Action<TInstance,TSource,TEventArgs> |
Gets or sets the method to call when the event fires |
Methods
| Methods |
Return Type |
Description |
| Detach() |
void |
Detaches from the subscribed event |
| OnEvent(TSource, TEventArgs) |
void |
Handler for the subscribed event calls OnEventAction to handle it |
Sample Code
You can find examples of WeakEventListener in our unit tests
Requirements
| Device family |
Universal, 10.0.16299.0 or higher |
| Namespace |
Microsoft.Toolkit.Uwp |
| NuGet package |
Microsoft.Toolkit.Uwp |
API Source Code