diff options
Diffstat (limited to 'quickstep/src/com/android/quickstep/RecentsModel.java')
| -rw-r--r-- | quickstep/src/com/android/quickstep/RecentsModel.java | 110 |
1 files changed, 98 insertions, 12 deletions
diff --git a/quickstep/src/com/android/quickstep/RecentsModel.java b/quickstep/src/com/android/quickstep/RecentsModel.java index d798e62d02..89351aa2d2 100644 --- a/quickstep/src/com/android/quickstep/RecentsModel.java +++ b/quickstep/src/com/android/quickstep/RecentsModel.java @@ -17,15 +17,18 @@ package com.android.quickstep; import static android.os.Process.THREAD_PRIORITY_BACKGROUND; +import static com.android.launcher3.Flags.enableGridOnlyOverview; import static com.android.launcher3.util.Executors.MAIN_EXECUTOR; import static com.android.quickstep.TaskUtils.checkCurrentOrManagedUserId; import android.annotation.TargetApi; import android.app.ActivityManager; import android.app.KeyguardManager; +import android.content.ComponentCallbacks; import android.content.ComponentCallbacks2; import android.content.Context; import android.content.Intent; +import android.content.res.Configuration; import android.os.Build; import android.os.Process; import android.os.UserHandle; @@ -36,6 +39,7 @@ import com.android.launcher3.icons.IconProvider; import com.android.launcher3.icons.IconProvider.IconChangeListener; import com.android.launcher3.util.Executors.SimpleThreadFactory; import com.android.launcher3.util.MainThreadInitializedObject; +import com.android.launcher3.util.SafeCloseable; import com.android.quickstep.util.GroupTask; import com.android.quickstep.util.TaskVisualsChangeListener; import com.android.systemui.shared.recents.model.Task; @@ -57,7 +61,7 @@ import java.util.function.Predicate; */ @TargetApi(Build.VERSION_CODES.O) public class RecentsModel implements IconChangeListener, TaskStackChangeListener, - TaskVisualsChangeListener { + TaskVisualsChangeListener, SafeCloseable { // We do not need any synchronization for this variable as its only written on UI thread. public static final MainThreadInitializedObject<RecentsModel> INSTANCE = @@ -72,19 +76,52 @@ public class RecentsModel implements IconChangeListener, TaskStackChangeListener private final RecentTasksList mTaskList; private final TaskIconCache mIconCache; private final TaskThumbnailCache mThumbnailCache; + private final ComponentCallbacks mCallbacks; + + private final TaskStackChangeListeners mTaskStackChangeListeners; private RecentsModel(Context context) { - mContext = context; - mTaskList = new RecentTasksList(MAIN_EXECUTOR, - context.getSystemService(KeyguardManager.class), - SystemUiProxy.INSTANCE.get(context)); + this(context, new IconProvider(context)); + } - IconProvider iconProvider = new IconProvider(context); - mIconCache = new TaskIconCache(context, RECENTS_MODEL_EXECUTOR, iconProvider); + private RecentsModel(Context context, IconProvider iconProvider) { + this(context, + new RecentTasksList(MAIN_EXECUTOR, + context.getSystemService(KeyguardManager.class), + SystemUiProxy.INSTANCE.get(context)), + new TaskIconCache(context, RECENTS_MODEL_EXECUTOR, iconProvider), + new TaskThumbnailCache(context, RECENTS_MODEL_EXECUTOR), + iconProvider, + TaskStackChangeListeners.getInstance()); + } + + @VisibleForTesting + RecentsModel(Context context, RecentTasksList taskList, TaskIconCache iconCache, + TaskThumbnailCache thumbnailCache, IconProvider iconProvider, + TaskStackChangeListeners taskStackChangeListeners) { + mContext = context; + mTaskList = taskList; + mIconCache = iconCache; mIconCache.registerTaskVisualsChangeListener(this); - mThumbnailCache = new TaskThumbnailCache(context, RECENTS_MODEL_EXECUTOR); + mThumbnailCache = thumbnailCache; + if (enableGridOnlyOverview()) { + mCallbacks = new ComponentCallbacks() { + @Override + public void onConfigurationChanged(Configuration configuration) { + updateCacheSizeAndPreloadIfNeeded(); + } + + @Override + public void onLowMemory() { + } + }; + context.registerComponentCallbacks(mCallbacks); + } else { + mCallbacks = null; + } - TaskStackChangeListeners.getInstance().registerTaskStackListener(this); + mTaskStackChangeListeners = taskStackChangeListeners; + mTaskStackChangeListeners.registerTaskStackListener(this); iconProvider.registerIconChangeListener(this, MAIN_EXECUTOR.getHandler()); } @@ -109,7 +146,6 @@ public class RecentsModel implements IconChangeListener, TaskStackChangeListener RecentsFilterState.DEFAULT_FILTER); } - /** * Fetches the list of recent tasks, based on a filter * @@ -183,8 +219,8 @@ public class RecentsModel implements IconChangeListener, TaskStackChangeListener // time the user next enters overview continue; } - mThumbnailCache.updateThumbnailInCache(group.task1); - mThumbnailCache.updateThumbnailInCache(group.task2); + mThumbnailCache.updateThumbnailInCache(group.task1, /* lowResolution= */ true); + mThumbnailCache.updateThumbnailInCache(group.task2, /* lowResolution= */ true); } }); } @@ -281,6 +317,56 @@ public class RecentsModel implements IconChangeListener, TaskStackChangeListener } /** + * Preloads cache if enableGridOnlyOverview is true, preloading is enabled and + * highResLoadingState is enabled + */ + public void preloadCacheIfNeeded() { + if (!enableGridOnlyOverview()) { + return; + } + + if (!mThumbnailCache.isPreloadingEnabled()) { + // Skip if we aren't preloading. + return; + } + + if (!mThumbnailCache.getHighResLoadingState().isEnabled()) { + // Skip if high-res loading state is disabled. + return; + } + + mTaskList.getTaskKeys(mThumbnailCache.getCacheSize(), taskGroups -> { + for (GroupTask group : taskGroups) { + mThumbnailCache.updateThumbnailInCache(group.task1, /* lowResolution= */ false); + mThumbnailCache.updateThumbnailInCache(group.task2, /* lowResolution= */ false); + } + }); + } + + /** + * Updates cache size and preloads more tasks if cache size increases + */ + public void updateCacheSizeAndPreloadIfNeeded() { + if (!enableGridOnlyOverview()) { + return; + } + + // If new size is larger than original size, preload more cache to fill the gap + if (mThumbnailCache.updateCacheSizeAndRemoveExcess()) { + preloadCacheIfNeeded(); + } + } + + @Override + public void close() { + if (mCallbacks != null) { + mContext.unregisterComponentCallbacks(mCallbacks); + } + mIconCache.removeTaskVisualsChangeListener(); + mTaskStackChangeListeners.unregisterTaskStackListener(this); + } + + /** * Listener for receiving running tasks changes */ public interface RunningTasksListener { |