To avoid any confusion, I don't know if I made it clear that the code
I have listed is currently working. I'm just not sure of why I am
needing the IllegalStateException logic.
Thanks,
Jeff
On Jun 12, 12:39 am, "Jeff B." <jeffbromber...@gmail.com> wrote:
> Hello,
>
> I have an ImageButton that plays a sound whenever it is held down and
> stops as soon as you let up. To do this I register an onTouch handler
> and operate on ACTION_DOWN and ACTION_UP MotionEvents. The code is
> below. The idea is that when the ACTION_UP comes in I first call
> stop() and then I re-prepare the sound so that it is all ready for the
> next start() in a subsequent ACTION_DOWN. I do this instead of start/
> pause because I need the sound to start from the beginning each time
> and the seekTo() call is asynch which seemed to complicated the
> logic. The problem I'm having is that every now and then if I'm
> really "beating" on the button (i.e. clicking it rapidly and for
> different durations) I will hit the illegal state exception. The
> debugger log shows that I am in MEDIA_PLAYER_PLAYBACK_COMPLETE (128)
> when trying to call prepare(). As you can see below, I only try to
> call prepare after I have called stop. So this would imply that stop
> is somehow either asynchronous or the two operations are being allowed
> to happen in an overlapped fashion.
>
> So two questions: 1) does anyone have an explanation for what I'm
> seeing? 2) is there a better/cleaner way to do what I'm trying to do
> in general? This is my first android app so it's very possible I'm
> missing the boat on something.
>
> public void onCreate(Bundle savedInstanceState) {
>
> super.onCreate(savedInstanceState);
> setContentView(R.layout.main);
>
> Context appCtx = getApplicationContext();
>
> // button init code removed
>
> mSoundBeep = MediaPlayer.create(appCtx, R.raw.beep);
>
> mImgBtnBeep.setOnTouchListener(new OnTouchListener() {
> public boolean onTouch(View v, MotionEvent event) {
>
> switch (event.getAction()) {
> case MotionEvent.ACTION_DOWN:
> mSoundBeep.start();
> break;
>
> case MotionEvent.ACTION_UP:
> if (mSoundBeep.isPlaying()) {
> mSoundBeep.stop();
> try {
> mSoundBeep.prepare();
> } catch (IllegalStateException e) {
> mSoundBeep.release();
> Context appCtx = getApplicationContext();
> mSoundBeep = MediaPlayer.create(appCtx, R.raw.beep);
> } catch (IOException e) {
> // TODO Auto-generated catch block
> e.printStackTrace();
> }
> }
> break;
> }
>
> return false;
> }
>
>
>
> });- Hide quoted text -
>
> - Show quoted text -
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