AppWindow.Destroying Event

Definition

Namespace:

Microsoft.UI.Windowing

Occurs when a window is being destroyed.

// Register
event_token Destroying(TypedEventHandler<AppWindow, IInspectable const&> const& handler) const;

// Revoke with event_token
void Destroying(event_token const* cookie) const;

// Revoke with event_revoker
AppWindow::Destroying_revoker Destroying(auto_revoke_t, TypedEventHandler<AppWindow, IInspectable const&> const& handler) const;

public event TypedEventHandler<AppWindow,object> Destroying;

function onDestroying(eventArgs) { /* Your code */ }
appWindow.addEventListener("destroying", onDestroying);
appWindow.removeEventListener("destroying", onDestroying);
- or -
appWindow.ondestroying = onDestroying;

Public Custom Event Destroying As TypedEventHandler(Of AppWindow, Object) 

Event Type

TypedEventHandler<AppWindow,Object>

TypedEventHandler<AppWindow,IInspectable>

Remarks

The event is sent after the window has been removed from screen. Use this event to do clean up of resources associated with the window.

See also

• AppWindow
• Destroy()