Method Dispose

window.go:875–911

Dispose releases the operating system resources, associated with the *WindowBase. If a user closes a *MainWindow or *Dialog, it is automatically released. Also, if a Container is disposed of, all its descendants will be released as well.

()

// Also, if a Container is disposed of, all its descendants will be released
// as well.
func (wb *WindowBase) Dispose() {
	for _, d := range wb.disposables {
		d.Dispose()
	}

	if wb.background != nil {
		wb.background.detachWindow(wb)
	}

	hWnd := wb.hWnd
	if hWnd != 0 {
		wb.disposingPublisher.Publish()

		wb.hWnd = 0
		if _, ok := hwnd2WindowBase[hWnd]; ok {
			win.DestroyWindow(hWnd)
		}
	}

	if cm := wb.contextMenu; cm != nil {
		cm.actions.Clear()
		cm.Dispose()
	}

	if wb.shortcutActions != nil {
		wb.shortcutActions.Clear()
	}

	for _, p := range wb.name2Property {
		p.SetSource(nil)
	}

	if hWnd != 0 {
		wb.group.accClearHwndProps(wb.hWnd)
		wb.group.Done()
	}
}

// Disposing returns an Event that is published when the Window is disposed
// of.