Qt Timer使用方法

1. 定义Qtimer
2. 初始化
3. 绑定相应函数
4. 开始
5. 结束

QTimer *m_broadcastTimer; 
m_broadcastTimer = new QTimer(this);
connect(m_broadcastTimer, SIGNAL(timeout()), this, SLOT(BroadcastTimeout()));
m_broadcastTimer->start(DEFAULT_BROADCAST_TIMER_PERIOD);
m_broadcastTimer->stop();