Esempio n. 1
0
//SetFocusCallback sets the focus callback of the window, which is called when
//the window gains or loses focus.
//
//After the focus callback is called for a window that lost focus, synthetic key
//and mouse button release events will be generated for all such that had been
//pressed. For more information, see SetKeyCallback and SetMouseButtonCallback.
func (w *Window) SetFocusCallback(cbfun func(w *Window, focused bool)) {
	if cbfun == nil {
		C.glfwSetWindowFocusCallback(w.data, nil)
	} else {
		w.fFocusHolder = cbfun
		C.glfwSetWindowFocusCallbackCB(w.data)
	}
}
Esempio n. 2
0
// SetFocusCallback sets the focus callback of the window, which is called when
// the window gains or loses focus.
//
// After the focus callback is called for a window that lost focus, synthetic key
// and mouse button release events will be generated for all such that had been
// pressed. For more information, see SetKeyCallback and SetMouseButtonCallback.
func (w *Window) SetFocusCallback(cbfun FocusCallback) (previous FocusCallback) {
	previous = w.fFocusHolder
	w.fFocusHolder = cbfun
	if cbfun == nil {
		C.glfwSetWindowFocusCallback(w.data, nil)
	} else {
		C.glfwSetWindowFocusCallbackCB(w.data)
	}
	panicError()
	return previous
}