Examples with RecentsTaskLoader com.android.systemui.recents.model.RecentsTaskLoader used on opensource projects

Example 46 with RecentsTaskLoader

use of com.android.systemui.recents.model.RecentsTaskLoader in project android_frameworks_base by DirtyUnicorns.

the class RecentsActivity method onBusEvent.

public final void onBusEvent(DeleteTaskDataEvent event) {
    // Remove any stored data from the loader
    RecentsTaskLoader loader = Recents.getTaskLoader();
    loader.deleteTaskData(event.task, false);
    // Remove the task from activity manager
    SystemServicesProxy ssp = Recents.getSystemServices();
    ssp.removeTask(event.task.key.id);
}

Example 47 with RecentsTaskLoader

use of com.android.systemui.recents.model.RecentsTaskLoader in project android_frameworks_base by DirtyUnicorns.

the class RecentsActivity method reloadStackView.

/**
     * Reloads the stack views upon launching Recents.
     */
private void reloadStackView() {
    // If the Recents component has preloaded a load plan, then use that to prevent
    // reconstructing the task stack
    RecentsTaskLoader loader = Recents.getTaskLoader();
    RecentsTaskLoadPlan loadPlan = RecentsImpl.consumeInstanceLoadPlan();
    if (loadPlan == null) {
        loadPlan = loader.createLoadPlan(this);
    }
    // Start loading tasks according to the load plan
    RecentsConfiguration config = Recents.getConfiguration();
    RecentsActivityLaunchState launchState = config.getLaunchState();
    if (!loadPlan.hasTasks()) {
        loader.preloadTasks(loadPlan, launchState.launchedToTaskId, !launchState.launchedFromHome && !isInMultiWindowMode());
    }
    RecentsTaskLoadPlan.Options loadOpts = new RecentsTaskLoadPlan.Options();
    loadOpts.runningTaskId = launchState.launchedToTaskId;
    loadOpts.numVisibleTasks = launchState.launchedNumVisibleTasks;
    loadOpts.numVisibleTaskThumbnails = launchState.launchedNumVisibleThumbnails;
    loader.loadTasks(this, loadPlan, loadOpts);
    TaskStack stack = loadPlan.getTaskStack();
    mRecentsView.onReload(mIsVisible, stack.getTaskCount() == 0);
    mRecentsView.updateStack(stack, true);
    // Update the nav bar scrim, but defer the animation until the enter-window event
    boolean animateNavBarScrim = !launchState.launchedViaDockGesture;
    mScrimViews.updateNavBarScrim(animateNavBarScrim, stack.getTaskCount() > 0, null);
    mRecentsView.startFABanimation();
    // If this is a new instance relaunched by AM, without going through the normal mechanisms,
    // then we have to manually trigger the enter animation state
    boolean wasLaunchedByAm = !launchState.launchedFromHome && !launchState.launchedFromApp;
    if (wasLaunchedByAm) {
        EventBus.getDefault().send(new EnterRecentsWindowAnimationCompletedEvent());
    }
    // Keep track of whether we launched from the nav bar button or via alt-tab
    if (launchState.launchedWithAltTab) {
        MetricsLogger.count(this, "overview_trigger_alttab", 1);
    } else {
        MetricsLogger.count(this, "overview_trigger_nav_btn", 1);
    }
    // Keep track of whether we launched from an app or from home
    if (launchState.launchedFromApp) {
        Task launchTarget = stack.getLaunchTarget();
        int launchTaskIndexInStack = launchTarget != null ? stack.indexOfStackTask(launchTarget) : 0;
        MetricsLogger.count(this, "overview_source_app", 1);
        // If from an app, track the stack index of the app in the stack (for affiliated tasks)
        MetricsLogger.histogram(this, "overview_source_app_index", launchTaskIndexInStack);
    } else {
        MetricsLogger.count(this, "overview_source_home", 1);
    }
    // Keep track of the total stack task count
    int taskCount = mRecentsView.getStack().getTaskCount();
    MetricsLogger.histogram(this, "overview_task_count", taskCount);
    setImmersiveRecents();
    // After we have resumed, set the visible state until the next onStop() call
    mIsVisible = true;
}

Example 48 with RecentsTaskLoader

use of com.android.systemui.recents.model.RecentsTaskLoader in project android_frameworks_base by DirtyUnicorns.

the class Recents method start.

@Override
public void start() {
    sDebugFlags = new RecentsDebugFlags(mContext);
    sSystemServicesProxy = SystemServicesProxy.getInstance(mContext);
    sTaskLoader = new RecentsTaskLoader(mContext);
    sConfiguration = new RecentsConfiguration(mContext);
    mHandler = new Handler();
    UiModeManager uiModeManager = (UiModeManager) mContext.getSystemService(Context.UI_MODE_SERVICE);
    if (uiModeManager.getCurrentModeType() == Configuration.UI_MODE_TYPE_TELEVISION) {
        mImpl = new RecentsTvImpl(mContext);
    } else {
        mImpl = new RecentsImpl(mContext);
    }
    // Check if there is a recents override package
    if ("userdebug".equals(Build.TYPE) || "eng".equals(Build.TYPE)) {
        String cnStr = SystemProperties.get(RECENTS_OVERRIDE_SYSPROP_KEY);
        if (!cnStr.isEmpty()) {
            mOverrideRecentsPackageName = cnStr;
        }
    }
    // Register with the event bus
    EventBus.getDefault().register(this, EVENT_BUS_PRIORITY);
    EventBus.getDefault().register(sSystemServicesProxy, EVENT_BUS_PRIORITY);
    EventBus.getDefault().register(sTaskLoader, EVENT_BUS_PRIORITY);
    // Due to the fact that RecentsActivity is per-user, we need to establish and interface for
    // the system user's Recents component to pass events (like show/hide/toggleRecents) to the
    // secondary user, and vice versa (like visibility change, screen pinning).
    final int processUser = sSystemServicesProxy.getProcessUser();
    if (sSystemServicesProxy.isSystemUser(processUser)) {
        // For the system user, initialize an instance of the interface that we can pass to the
        // secondary user
        mSystemToUserCallbacks = new RecentsSystemUser(mContext, mImpl);
    } else {
        // For the secondary user, bind to the primary user's service to get a persistent
        // interface to register its implementation and to later update its state
        registerWithSystemUser();
    }
    putComponent(Recents.class, this);
}

Example 49 with RecentsTaskLoader

use of com.android.systemui.recents.model.RecentsTaskLoader in project android_frameworks_base by DirtyUnicorns.

the class RecentsImpl method showRelativeAffiliatedTask.

/**
     * Transitions to the next affiliated task.
     */
public void showRelativeAffiliatedTask(boolean showNextTask) {
    SystemServicesProxy ssp = Recents.getSystemServices();
    RecentsTaskLoader loader = Recents.getTaskLoader();
    RecentsTaskLoadPlan plan = loader.createLoadPlan(mContext);
    loader.preloadTasks(plan, -1, false);
    TaskStack focusedStack = plan.getTaskStack();
    // Return early if there are no tasks in the focused stack
    if (focusedStack == null || focusedStack.getTaskCount() == 0)
        return;
    // Return early if there is no running task (can't determine affiliated tasks in this case)
    ActivityManager.RunningTaskInfo runningTask = ssp.getRunningTask();
    if (runningTask == null)
        return;
    // Return early if the running task is in the home stack (optimization)
    if (SystemServicesProxy.isHomeStack(runningTask.stackId))
        return;
    // Find the task in the recents list
    ArrayList<Task> tasks = focusedStack.getStackTasks();
    Task toTask = null;
    ActivityOptions launchOpts = null;
    int taskCount = tasks.size();
    int numAffiliatedTasks = 0;
    for (int i = 0; i < taskCount; i++) {
        Task task = tasks.get(i);
        if (task.key.id == runningTask.id) {
            TaskGrouping group = task.group;
            Task.TaskKey toTaskKey;
            if (showNextTask) {
                toTaskKey = group.getNextTaskInGroup(task);
                launchOpts = ActivityOptions.makeCustomAnimation(mContext, R.anim.recents_launch_next_affiliated_task_target, R.anim.recents_launch_next_affiliated_task_source);
            } else {
                toTaskKey = group.getPrevTaskInGroup(task);
                launchOpts = ActivityOptions.makeCustomAnimation(mContext, R.anim.recents_launch_prev_affiliated_task_target, R.anim.recents_launch_prev_affiliated_task_source);
            }
            if (toTaskKey != null) {
                toTask = focusedStack.findTaskWithId(toTaskKey.id);
            }
            numAffiliatedTasks = group.getTaskCount();
            break;
        }
    }
    // Return early if there is no next task
    if (toTask == null) {
        if (numAffiliatedTasks > 1) {
            if (showNextTask) {
                ssp.startInPlaceAnimationOnFrontMostApplication(ActivityOptions.makeCustomInPlaceAnimation(mContext, R.anim.recents_launch_next_affiliated_task_bounce));
            } else {
                ssp.startInPlaceAnimationOnFrontMostApplication(ActivityOptions.makeCustomInPlaceAnimation(mContext, R.anim.recents_launch_prev_affiliated_task_bounce));
            }
        }
        return;
    }
    // Keep track of actually launched affiliated tasks
    MetricsLogger.count(mContext, "overview_affiliated_task_launch", 1);
    // Launch the task
    ssp.startActivityFromRecents(mContext, toTask.key, toTask.title, launchOpts);
}

Example 50 with RecentsTaskLoader

use of com.android.systemui.recents.model.RecentsTaskLoader in project android_frameworks_base by DirtyUnicorns.

the class RecentsTvImpl method startRecentsActivity.

@Override
protected void startRecentsActivity(ActivityManager.RunningTaskInfo runningTask, boolean isHomeStackVisible, boolean animate, int growTarget) {
    RecentsTaskLoader loader = Recents.getTaskLoader();
    // the stacks might have changed.
    if (mTriggeredFromAltTab || sInstanceLoadPlan == null) {
        // Create a new load plan if preloadRecents() was never triggered
        sInstanceLoadPlan = loader.createLoadPlan(mContext);
    }
    if (mTriggeredFromAltTab || !sInstanceLoadPlan.hasTasks()) {
        loader.preloadTasks(sInstanceLoadPlan, runningTask.id, !isHomeStackVisible);
    }
    TaskStack stack = sInstanceLoadPlan.getTaskStack();
    if (!animate) {
        ActivityOptions opts = ActivityOptions.makeCustomAnimation(mContext, -1, -1);
        startRecentsActivity(runningTask, opts, false, /* fromHome */
        false);
        return;
    }
    boolean hasRecentTasks = stack.getTaskCount() > 0;
    boolean useThumbnailTransition = (runningTask != null) && !isHomeStackVisible && hasRecentTasks;
    if (useThumbnailTransition) {
        // Try starting with a thumbnail transition
        ActivityOptions opts = getThumbnailTransitionActivityOptionsForTV(runningTask, stack.getTaskCount());
        if (opts != null) {
            startRecentsActivity(runningTask, opts, false, /* fromHome */
            true);
        } else {
            // Fall through below to the non-thumbnail transition
            useThumbnailTransition = false;
        }
    }
    if (!useThumbnailTransition) {
        startRecentsActivity(runningTask, null, true, /* fromHome */
        false);
    }
    mLastToggleTime = SystemClock.elapsedRealtime();
}