Videos in VideoView abspielen, bis Button gedrückt wird

1//OnClick on stop video button
2 btn_stop_video.setOnClickListener(new View.OnClickListener() {
3 public void onClick(View v) {
4
5 video_done = true;
6
7 //get elapsed time from the start of the activity until the button click
8 elapsed_time_in_sec = stopwatch.getElapsedTime().getElapsedRealtimeMillis() / 1000;
9 Log.d(TAG, "Exercise duration: " + elapsed_time_in_sec + " seconds");
10 });
11
12 //play the single exercise videos of this level
13 for (int i = current_exercise; i <= exerciseNumber; i++) {
14 Log.d(TAG, "Current exercise: " + i + " from "+ exerciseNumber);
15
16 tv_repetitions.setText("Bitte diese Übung " +
17 feed.getExercise(i).getRepetitions() + " Mal wiederholen");
18
19 //create file of the video which should be played
20 File clip = new File(Environment.getExternalStorageDirectory().getAbsolutePath() +
21 feed.getExercise(i).getPathToVideo());
22 //check if the sd card is mounted or shared
23 Log.d(TAG, "External Storage State is: " + Environment.getExternalStorageState());
24
25 if (clip.exists()) {
26 Log.d(TAG, "Video exist, path is: " + Environment.getExternalStorageDirectory()
27 .getAbsolutePath() + feed.getExercise(i).getPathToVideo());
28
29 //start video in the VideoView
30 video_view.setVideoPath(clip.getAbsolutePath());
31 video_view.setMediaController(null);
32 video_view.requestFocus();
33 //play video in a loop
34 video_view.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
35 @Override
36 public void onPrepared(MediaPlayer mp) {
37 mp.setLooping(true);
38 }
39 });
40 video_view.start();
41 } else {
42 Log.d(TAG, "Video DOES NOT exist, path is: " + Environment.getExternalStorageDirectory()
43 .getAbsolutePath() + feed.getExercise(i).getPathToVideo());
44 }
45 }