控制佳能相机远程拍照，设置参数。

控制佳能相机远程拍照，设置参数。

_actionListenerList.Add((ActionListener)_controller);

            _actionListenerList.ForEach(actionListener => _actionSource.AddActionListener(ref actionListener));

            CameraEvent ce;
            //_observerList.Add((IObserver)downloadProgressBar1);
            _observerList.Add((IObserver)pictureBox1);
            System.Threading.Thread.Sleep(1000);

            _observerList.ForEach(observer => _controller.GetModel().Add(ref observer));

            ce = new CameraEvent(CameraEvent.Type.PROPERTY_CHANGED, (IntPtr)EDSDKLib.EDSDK.PropID_AEMode);
            _controller.GetModel().NotifyObservers(ce);

            pictureBox1.SetActionSource(ref _actionSource);
            ce = new CameraEvent(CameraEvent.Type.PROPERTY_DESC_CHANGED, (IntPtr)EDSDKLib.EDSDK.PropID_Tv);
            _controller.GetModel().NotifyObservers(ce);