pub fn window_handle(&self) -> Option<ControlHandle> {
        match self.valid() {
            true => Some(ControlHandle::Hwnd(self.handle.notice().unwrap().0)),
            false => None
        }
    }
/// Return an handle to the notice window or `None` if the window was destroyed.
Return an handle to the notice window or `None` if the window was destroyed.
Return an handle to the notice window or ` None ` if the window was destroyed .
pub fn window_handle(&self) -> Option<ControlHandle> {
        match self.valid() {
            true => Some(ControlHandle::Hwnd(self.handle.notice().unwrap().0)),
            false => None
        }
    }
pub fn window_handle ( & self ) -> Option < ControlHandle > { match self . valid ( ) { true => Some ( ControlHandle :: Hwnd ( self . handle . notice ( ) . unwrap ( ) . 0 ) ) , false => None } }
Return an handle to the notice window or `None` if the window was destroyed.
Return an handle to the notice window or ` None ` if the window was destroyed .
&self