public void onDestroy() {
// it is too late to call graphics.destroy - it needs live gl GLThread and gl context, otherwise
// it will cause of deadlock
// if (graphics != null) {
// graphics.clearManagedCaches();
// graphics.destroy();
// }
// so we do what we can..
if (graphics != null) {
// not necessary - already called in AndroidLiveWallpaperService.onDeepPauseApplication
// app.graphics.clearManagedCaches();
// kill the GLThread managed by GLSurfaceView (only for GLSurfaceView because
// GLSurffaceViewCupcake stops thread in onPause events - which is not as easy and safe for
// GLSurfaceView)
if (graphics.view != null && (graphics.view instanceof GLSurfaceView)) {
GLSurfaceView glSurfaceView = (GLSurfaceView) graphics.view;
try {
Method method = null;
for (Method m : glSurfaceView.getClass().getMethods()) {
if (m.getName()
.equals("onDestroy")) // implemented in AndroidGraphicsLiveWallpaper, redirects to
// onDetachedFromWindow - which stops GLThread by calling
// mGLThread.requestExitAndWait()
{
method = m;
break;
}
}
if (method != null) {
method.invoke(glSurfaceView);
if (AndroidLiveWallpaperService.DEBUG)
Log.d(
AndroidLiveWallpaperService.TAG,
" > AndroidLiveWallpaper - onDestroy() stopped GLThread managed by GLSurfaceView");
} else throw new Exception("method not found!");
} catch (Throwable t) {
// error while scheduling exit of GLThread, GLThread will remain live and wallpaper
// service wouldn't be able to shutdown completely
Log.e(
AndroidLiveWallpaperService.TAG,
"failed to destroy GLSurfaceView's thread! GLSurfaceView.onDetachedFromWindow impl changed since API lvl 16!");
t.printStackTrace();
}
}
}
if (audio != null) {
// dispose audio and free native resources, mandatory since graphics.pause is never called in
// live wallpaper
audio.dispose();
}
}
