#613 – Window Event Sequence

The full sequence of events fired for a Window object are as follows.

On application startup, if the Window is the application’s main window.  (Application events are also shown in the correct sequence).

• Application.Startup
• Window.Initialized
• Window.IsVisibleChanged
• Window.SizeChanged
• Window.LayoutUpdated
• Window.SourceInitialized
• Application.Activated
• Window.Activated
• Window.PreviewGotKeyboardFocus
• Window.IsKeyboardFocusWithinChanged
• Window.IsKeyboardFocusedChanged
• Window.GotKeyboardFocus
• Window.LayoutUpdated
• Window.Loaded
• Window.ContentRendered

On normal application shutdown, the event sequence is:

• Window.Closing
• Window.IsVisibleChanged
• Window.Deactivated
• Application.Deactivated
• Window.IsKeyboardFocusWithinChanged
• Window.IsKeyboardFocusedChanged
• Window.LostKeyboardFocus
• Window.Closed
• Application.Exit

When application/window loses focus (user switches to another application):

• Window.Deactivated
• Application.Deactivated
• Window.IsKeyboardFocusWithinChanged
• Window.IsKeyboardFocusedChanged
• Window.LostKeyboardFocus

When application/window gains focus (user switches back to application):

• Application.Activated
• Window.Activated
• Window.PreviewGotKeyboardFocus
• Window.IsKeyboardFocusWithinChanged
• Window.IsKeyboardFocusChanged
• Window.GotKeyboardFocus