我有一个 Camera.PictureCallback 函数,当相机在 android 中拍照时会调用该函数,但我想知道如何访问相机所属的 Activity。这是我的代码:
public Camera camera = null;
Camera.PictureCallback pictureCallbackJpeg = new Camera.PictureCallback()
{
//PictureCallback(Activity a)
//{
//
//}
// An attempt at creating a constructor...
public void onPictureTaken(byte[] data, Camera c)
{
camera.startPreview();
// would like to call activity method
}
}
// Camera Initilisation
camera.takePicture(null, null, pictureCallbackJpeg);
我想切换活动并在这里调用我的主要活动的方法,但我不知道该怎么做。有任何想法吗?