Merge "LiveData#getValue can return null" into rvc-dev am: 2f601f4dbe (067a1a72) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/media/SeekBarViewModel.kt

+9 −4

Original line number	Diff line number	Diff line
		@@ -34,8 +34,13 @@ private const val POSITION_UPDATE_INTERVAL_MILLIS = 100L
		/** ViewModel for seek bar in QS media player. */
		class SeekBarViewModel(val bgExecutor: DelayableExecutor) {

		private var _data = Progress(false, false, null, null, null)
		set(value) {
		field = value
		_progress.postValue(value)
		}
		private val _progress = MutableLiveData<Progress>().apply {
		postValue(Progress(false, false, null, null, null))
		postValue(_data)
		}
		val progress: LiveData<Progress>
		get() = _progress
		@@ -73,7 +78,7 @@ class SeekBarViewModel(val bgExecutor: DelayableExecutor) {
		val position = playbackState?.position?.toInt()
		val duration = mediaMetadata?.getLong(MediaMetadata.METADATA_KEY_DURATION)?.toInt()
		val enabled = if (duration != null && duration <= 0) false else true
		_progress.postValue(Progress(enabled, seekAvailable, position, duration, color))
		_data = Progress(enabled, seekAvailable, position, duration, color)
		if (shouldPollPlaybackPosition()) {
		checkPlaybackPosition()
		}
		@@ -82,8 +87,8 @@ class SeekBarViewModel(val bgExecutor: DelayableExecutor) {
		@AnyThread
		private fun checkPlaybackPosition(): Runnable = bgExecutor.executeDelayed({
		val currentPosition = controller?.playbackState?.position?.toInt()
		if (currentPosition != null && _progress.value!!.elapsedTime != currentPosition) {
		_progress.postValue(_progress.value!!.copy(elapsedTime = currentPosition))
		if (currentPosition != null && _data.elapsedTime != currentPosition) {
		_data = _data.copy(elapsedTime = currentPosition)
		}
		if (shouldPollPlaybackPosition()) {
		checkPlaybackPosition()