+public slots:
+ void setCursorPos(int pos, bool seek = true);
+ void updateCursorPos();
+ void slotDeleteEffect(ClipItem *clip, QDomElement effect);
+ void slotChangeEffectState(ClipItem *clip, QDomElement effect, bool disable);
+ void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect);
+ void slotRefreshEffects(ClipItem *clip);
+ void setDuration(int duration);