connect(m_timeline, SIGNAL(keyframeAdded(int)), this, SIGNAL(keyframeAdded(int)));
connect(m_timeline, SIGNAL(keyframeRemoved(int)), this, SIGNAL(keyframeRemoved(int)));
connect(m_timeline, SIGNAL(keyframeMoved(int,int)), this, SIGNAL(keyframeMoved(int,int)));
connect(m_timeline, SIGNAL(keyframeAdded(int)), this, SIGNAL(keyframeAdded(int)));
connect(m_timeline, SIGNAL(keyframeRemoved(int)), this, SIGNAL(keyframeRemoved(int)));
connect(m_timeline, SIGNAL(keyframeMoved(int,int)), this, SIGNAL(keyframeMoved(int,int)));