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Cleanup updateState()

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Changes are mostly aesthetic. Was annoyed by the long conditionals.
This commit is contained in:
Christopher Eby 2011-08-28 02:45:21 -05:00
parent 83cdef201f
commit 7bbe6184e9
1 changed files with 49 additions and 41 deletions
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90
src/org/kreed/vanilla/PlaybackService.java
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@ -176,7 +176,6 @@ public final class PlaybackService extends Service implements Handler.Callback,
Object mStateLock = new Object();
boolean mPlayingBeforeCall;
private int mPendingSeek;
private Song mLastSongBroadcast;
public Receiver mReceiver;
public ComponentName mButtonReceiver;
public InCallListener mCallListener;
@ -475,18 +474,25 @@ public final class PlaybackService extends Service implements Handler.Callback,
private void setFlag(int flag)
{
synchronized (mStateLock) {
updateState(mState | flag);
updateState(mState | flag, false);
}
}
private void unsetFlag(int flag)
{
synchronized (mStateLock) {
updateState(mState & ~flag);
updateState(mState & ~flag, false);
}
}
private void updateState(int state)
/**
* Modify the service state.
*
* @param state Union of PlaybackService.STATE_* flags
* @param forceBroadcast Broadcast state/song update even if the state has
* not changed.
*/
private void updateState(int state, boolean forceBroadcast)
{
state &= ALL_FLAGS;
@ -509,7 +515,7 @@ public final class PlaybackService extends Service implements Handler.Callback,
int oldState = mState;
mState = state;
if (state != oldState || song != mLastSongBroadcast) {
if (state != oldState || forceBroadcast) {
Intent intent = new Intent(EVENT_CHANGED);
intent.putExtra("state", state);
intent.putExtra("song", song);
@ -525,39 +531,45 @@ public final class PlaybackService extends Service implements Handler.Callback,
}
updateNotification(song);
mLastSongBroadcast = song;
}
if ((oldState & PlaybackService.FLAG_SHUFFLE) == 0 && (state & PlaybackService.FLAG_SHUFFLE) != 0) {
mTimeline.setShuffle(true);
Toast.makeText(this, R.string.shuffle_enabling, Toast.LENGTH_LONG).show();
} else if ((oldState & PlaybackService.FLAG_SHUFFLE) != 0 && (state & PlaybackService.FLAG_SHUFFLE) == 0) {
mTimeline.setShuffle(false);
Toast.makeText(this, R.string.shuffle_disabling, Toast.LENGTH_SHORT).show();
}
int toggled = oldState ^ state;
if ((oldState & PlaybackService.FLAG_REPEAT) == 0 && (state & PlaybackService.FLAG_REPEAT) != 0) {
mTimeline.setRepeat(true);
Toast.makeText(this, R.string.repeat_enabling, Toast.LENGTH_LONG).show();
} else if ((oldState & PlaybackService.FLAG_REPEAT) != 0 && (state & PlaybackService.FLAG_REPEAT) == 0) {
mTimeline.setRepeat(false);
Toast.makeText(this, R.string.repeat_disabling, Toast.LENGTH_SHORT).show();
}
if ((state & FLAG_PLAYING) != 0 && (oldState & FLAG_PLAYING) == 0) {
if (mNotificationMode != NEVER)
startForegroundCompat(NOTIFICATION_ID, mNotification);
if (mMediaPlayerInitialized) {
synchronized (mMediaPlayer) {
mMediaPlayer.start();
}
if ((toggled & FLAG_SHUFFLE) != 0) {
if ((state & FLAG_SHUFFLE) != 0) {
mTimeline.setShuffle(true);
Toast.makeText(this, R.string.shuffle_enabling, Toast.LENGTH_LONG).show();
} else {
mTimeline.setShuffle(false);
Toast.makeText(this, R.string.shuffle_disabling, Toast.LENGTH_SHORT).show();
}
} else if ((state & FLAG_PLAYING) == 0 && (oldState & FLAG_PLAYING) != 0) {
stopForegroundCompat(false);
if (mMediaPlayerInitialized) {
synchronized (mMediaPlayer) {
mMediaPlayer.pause();
}
if ((toggled & FLAG_REPEAT) != 0) {
if ((state & FLAG_REPEAT) != 0) {
mTimeline.setRepeat(true);
Toast.makeText(this, R.string.repeat_enabling, Toast.LENGTH_LONG).show();
} else {
mTimeline.setRepeat(false);
Toast.makeText(this, R.string.repeat_disabling, Toast.LENGTH_SHORT).show();
}
}
if ((toggled & FLAG_PLAYING) != 0) {
if ((state & FLAG_PLAYING) != 0) {
if (mNotificationMode != NEVER)
startForegroundCompat(NOTIFICATION_ID, mNotification);
if (mMediaPlayerInitialized) {
synchronized (mMediaPlayer) {
mMediaPlayer.start();
}
}
} else {
stopForegroundCompat(false);
if (mMediaPlayerInitialized) {
synchronized (mMediaPlayer) {
mMediaPlayer.pause();
}
}
}
}
@ -582,7 +594,7 @@ public final class PlaybackService extends Service implements Handler.Callback,
public void toggleFlag(int flag)
{
synchronized (mStateLock) {
updateState(mState ^ flag);
updateState(mState ^ flag, false);
}
userActionTriggered();
}
@ -610,10 +622,6 @@ public final class PlaybackService extends Service implements Handler.Callback,
unsetFlag(FLAG_NO_MEDIA);
}
// Ensure that we broadcast a change event even if we play the same
// song again.
mLastSongBroadcast = null;
try {
synchronized (mMediaPlayer) {
mMediaPlayer.reset();
@ -624,11 +632,11 @@ public final class PlaybackService extends Service implements Handler.Callback,
}
if ((mState & FLAG_PLAYING) != 0)
mMediaPlayer.start();
updateState(mState & ~FLAG_ERROR);
updateState(mState & ~FLAG_ERROR, true);
} catch (IOException e) {
// FLAG_PLAYING is set to force showing the Toast. updateState()
// will unset it.
updateState(mState | FLAG_PLAYING | FLAG_ERROR);
updateState(mState | FLAG_PLAYING | FLAG_ERROR, true);
Log.e("VanillaMusic", "IOException", e);
}