Recreate players when density or font changes (d4efdae4) · Commits · e / os / android_frameworks_base

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

+49 −22

Original line number	Diff line number	Diff line
		@@ -13,6 +13,7 @@ import androidx.core.view.GestureDetectorCompat
		import com.android.systemui.R
		import com.android.systemui.qs.PageIndicator
		import com.android.systemui.statusbar.notification.VisualStabilityManager
		import com.android.systemui.statusbar.policy.ConfigurationController
		import com.android.systemui.util.animation.UniqueObjectHostView
		import com.android.systemui.util.animation.requiresRemeasuring
		import javax.inject.Inject
		@@ -31,7 +32,8 @@ class MediaViewManager @Inject constructor(
		private val mediaControlPanelFactory: Provider<MediaControlPanel>,
		private val visualStabilityManager: VisualStabilityManager,
		private val mediaHostStatesManager: MediaHostStatesManager,
		mediaManager: MediaDataCombineLatest
		mediaManager: MediaDataCombineLatest,
		configurationController: ConfigurationController
		) {

		/**
		@@ -74,6 +76,7 @@ class MediaViewManager @Inject constructor(
		private val mediaCarousel: HorizontalScrollView
		val mediaFrame: ViewGroup
		val mediaPlayers: MutableMap<String, MediaControlPanel> = mutableMapOf()
		private val mediaData: MutableMap<String, MediaData> = mutableMapOf()
		private val mediaContent: ViewGroup
		private val pageIndicator: PageIndicator
		private val gestureDetector: GestureDetectorCompat
		@@ -120,6 +123,11 @@ class MediaViewManager @Inject constructor(
		return this@MediaViewManager.onTouch(view, motionEvent)
		}
		}
		private val configListener = object : ConfigurationController.ConfigurationListener {
		override fun onDensityOrFontScaleChanged() {
		recreatePlayers()
		}
		}

		init {
		gestureDetector = GestureDetectorCompat(context, gestureListener)
		@@ -130,6 +138,7 @@ class MediaViewManager @Inject constructor(
		mediaCarousel.setOnTouchListener(touchListener)
		mediaCarousel.setOverScrollMode(View.OVER_SCROLL_NEVER)
		mediaContent = mediaCarousel.requireViewById(R.id.media_carousel)
		configurationController.addCallback(configListener)
		visualStabilityCallback = VisualStabilityManager.Callback {
		if (needsReordering) {
		needsReordering = false
		@@ -142,29 +151,14 @@ class MediaViewManager @Inject constructor(
		true /* persistent */)
		mediaManager.addListener(object : MediaDataManager.Listener {
		override fun onMediaDataLoaded(key: String, oldKey: String?, data: MediaData) {
		updateView(key, oldKey, data)
		updatePlayerVisibilities()
		mediaCarousel.requiresRemeasuring = true
		oldKey?.let { mediaData.remove(it) }
		mediaData.put(key, data)
		addOrUpdatePlayer(key, oldKey, data)
		}

		override fun onMediaDataRemoved(key: String) {
		val removed = mediaPlayers.remove(key)
		removed?.apply {
		val beforeActive = mediaContent.indexOfChild(removed.view?.player) <=
		activeMediaIndex
		mediaContent.removeView(removed.view?.player)
		removed.onDestroy()
		updateMediaPaddings()
		if (beforeActive) {
		// also update the index here since the scroll below might not always lead
		// to a scrolling changed
		activeMediaIndex = Math.max(0, activeMediaIndex - 1)
		mediaCarousel.scrollX = Math.max(mediaCarousel.scrollX -
		playerWidthPlusPadding, 0)
		}
		updatePlayerVisibilities()
		updatePageIndicator()
		}
		mediaData.remove(key)
		removePlayer(key)
		}
		})
		mediaHostStatesManager.addCallback(object : MediaHostStatesManager.Callback {
		@@ -253,7 +247,7 @@ class MediaViewManager @Inject constructor(
		}
		}

		private fun updateView(key: String, oldKey: String?, data: MediaData) {
		private fun addOrUpdatePlayer(key: String, oldKey: String?, data: MediaData) {
		// If the key was changed, update entry
		val oldData = mediaPlayers[oldKey]
		if (oldData != null) {
		@@ -288,6 +282,39 @@ class MediaViewManager @Inject constructor(
		existingPlayer?.bind(data)
		updateMediaPaddings()
		updatePageIndicator()
		updatePlayerVisibilities()
		mediaCarousel.requiresRemeasuring = true
		}

		private fun removePlayer(key: String) {
		val removed = mediaPlayers.remove(key)
		removed?.apply {
		val beforeActive = mediaContent.indexOfChild(removed.view?.player) <=
		activeMediaIndex
		mediaContent.removeView(removed.view?.player)
		removed.onDestroy()
		updateMediaPaddings()
		if (beforeActive) {
		// also update the index here since the scroll below might not always lead
		// to a scrolling changed
		activeMediaIndex = Math.max(0, activeMediaIndex - 1)
		mediaCarousel.scrollX = Math.max(mediaCarousel.scrollX -
		playerWidthPlusPadding, 0)
		}
		updatePlayerVisibilities()
		updatePageIndicator()
		}
		}

		private fun recreatePlayers() {
		// Note that this will scramble the order of players. Actively playing sessions will, at
		// least, still be put in the front. If we want to maintain order, then more work is
		// needed.
		mediaData.forEach {
		key, data ->
		removePlayer(key)
		addOrUpdatePlayer(key = key, oldKey = null, data = data)
		}
		}

		private fun updateMediaPaddings() {