Example #1
0
func (engine *Engine) AddMessageListener(callback MessageCallback) int64 {
	listener := &MessageListener{
		Id:       engine.messageListenerId,
		Callback: callback,
	}

	engine.messageListenerId += 1

	needAppend := true
	for i, listener := range engine.messageListeners {
		if listener == nil {
			engine.messageListeners[i] = listener
			needAppend = false
			break
		}
	}

	if needAppend {
		engine.messageListeners = append(engine.messageListeners, listener)
	}

	engine.messageListenerNum += 1

	if engine.messageListenerNum == 1 {
		C.V8_EnableMessageListener(engine.self, unsafe.Pointer(engine), 1)
	}

	return listener.Id
}
Example #2
0
func (engine *Engine) RemoveMessageListener(id int64) {
	for i, listener := range engine.messageListeners {
		if listener != nil && listener.Id == id {
			engine.messageListeners[i] = nil
			engine.messageListenerNum -= 1
			break
		}
	}

	if engine.messageListenerNum == 0 {
		C.V8_EnableMessageListener(engine.self, unsafe.Pointer(engine), 0)
	}
}
Example #3
0
func (engine *Engine) AddMessageListener(callback MessageCallback) int64 {
	listener := &messageListener{
		Id:       engine.messageListenerId,
		Callback: callback,
	}

	if engine.lastMessageListener == nil {
		engine.firstMessageListener = listener
		engine.lastMessageListener = listener
		C.V8_EnableMessageListener(engine.self, unsafe.Pointer(engine), 1)
	} else {
		engine.lastMessageListener.Next = listener
		engine.lastMessageListener = listener
	}

	return listener.Id
}
Example #4
0
func (engine *Engine) RemoveMessageListener(id int64) {
	var p *messageListener
	for i := engine.firstMessageListener; i != nil; p, i = i, i.Next {
		if i.Id == id {
			if p == nil {
				engine.firstMessageListener = i.Next
			} else {
				p.Next = i.Next
			}
			if i == engine.lastMessageListener {
				engine.lastMessageListener = p
			}
			break
		}
	}

	if engine.firstMessageListener == nil {
		C.V8_EnableMessageListener(engine.self, unsafe.Pointer(engine), 0)
	}
}