NSPopover.Notifications.ObserveWillClose Method
Definition
Important
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Overloads
| Name | Description |
|---|---|
| ObserveWillClose(NSObject, EventHandler<NSPopoverCloseEventArgs>) |
Strongly typed notification for the WillCloseNotification constant. |
| ObserveWillClose(EventHandler<NSPopoverCloseEventArgs>) |
Strongly typed notification for the WillCloseNotification constant. |
ObserveWillClose(NSObject, EventHandler<NSPopoverCloseEventArgs>)
Strongly typed notification for the WillCloseNotification constant.
public static Foundation.NSObject ObserveWillClose(Foundation.NSObject objectToObserve, EventHandler<AppKit.NSPopoverCloseEventArgs> handler);static member ObserveWillClose : Foundation.NSObject * EventHandler<AppKit.NSPopoverCloseEventArgs> -> Foundation.NSObjectParameters
- objectToObserve
- NSObject
The specific object to observe.
- handler
- EventHandler<NSPopoverCloseEventArgs>
The handler that responds to the notification when it occurs.
Returns
Token object that can be used to stop receiving notifications by either disposing it or passing it to RemoveObservers(IEnumerable<NSObject>).
Remarks
This method can be used to subscribe to WillCloseNotification notifications.
// Listen to all notifications posted for a single object
var token = NSPopover.Notifications.ObserveWillClose (objectToObserve, (notification) => {
Console.WriteLine ($"Observed WillCloseNotification for {nameof (objectToObserve)}!");
};
// Stop listening for notifications
token.Dispose ();
Applies to
ObserveWillClose(EventHandler<NSPopoverCloseEventArgs>)
Strongly typed notification for the WillCloseNotification constant.
public static Foundation.NSObject ObserveWillClose(EventHandler<AppKit.NSPopoverCloseEventArgs> handler);static member ObserveWillClose : EventHandler<AppKit.NSPopoverCloseEventArgs> -> Foundation.NSObjectParameters
- handler
- EventHandler<NSPopoverCloseEventArgs>
The handler that responds to the notification when it occurs.
Returns
Token object that can be used to stop receiving notifications by either disposing it or passing it to RemoveObservers(IEnumerable<NSObject>).
Remarks
This method can be used to subscribe to WillCloseNotification notifications.
// Listen to all notifications posted for any object
var token = NSPopover.Notifications.ObserveWillClose ((notification) => {
Console.WriteLine ("Observed WillCloseNotification!");
};
// Stop listening for notifications
token.Dispose ();