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

Example 21 with TaskStack

use of com.android.systemui.recents.model.TaskStack in project android_frameworks_base by AOSPA.

the class RecentsImpl method preloadRecents.

public void preloadRecents() {
    // Preload only the raw task list into a new load plan (which will be consumed by the
    // RecentsActivity) only if there is a task to animate to.
    SystemServicesProxy ssp = Recents.getSystemServices();
    MutableBoolean isHomeStackVisible = new MutableBoolean(true);
    if (!ssp.isRecentsActivityVisible(isHomeStackVisible)) {
        ActivityManager.RunningTaskInfo runningTask = ssp.getRunningTask();
        RecentsTaskLoader loader = Recents.getTaskLoader();
        sInstanceLoadPlan = loader.createLoadPlan(mContext);
        sInstanceLoadPlan.preloadRawTasks(!isHomeStackVisible.value);
        loader.preloadTasks(sInstanceLoadPlan, runningTask.id, !isHomeStackVisible.value);
        TaskStack stack = sInstanceLoadPlan.getTaskStack();
        if (stack.getTaskCount() > 0) {
            // Only preload the icon (but not the thumbnail since it may not have been taken for
            // the pausing activity)
            preloadIcon(runningTask.id);
            // At this point, we don't know anything about the stack state.  So only calculate
            // the dimensions of the thumbnail that we need for the transition into Recents, but
            // do not draw it until we construct the activity options when we start Recents
            updateHeaderBarLayout(stack, null);
        }
    }
}

Example 22 with TaskStack

use of com.android.systemui.recents.model.TaskStack in project android_frameworks_base by AOSPA.

the class RecentsImpl method startRecentsActivity.

/**
     * Shows the recents activity
     */
protected void startRecentsActivity(ActivityManager.RunningTaskInfo runningTask, boolean isHomeStackVisible, boolean animate, int growTarget) {
    RecentsTaskLoader loader = Recents.getTaskLoader();
    RecentsActivityLaunchState launchState = Recents.getConfiguration().getLaunchState();
    SystemServicesProxy ssp = Recents.getSystemServices();
    boolean isBlacklisted = (runningTask != null) ? ssp.isBlackListedActivity(runningTask.baseActivity.getClassName()) : false;
    int runningTaskId = !mLaunchedWhileDocking && !isBlacklisted && (runningTask != null) ? runningTask.id : -1;
    // the stacks might have changed.
    if (mLaunchedWhileDocking || mTriggeredFromAltTab || sInstanceLoadPlan == null) {
        // Create a new load plan if preloadRecents() was never triggered
        sInstanceLoadPlan = loader.createLoadPlan(mContext);
    }
    if (mLaunchedWhileDocking || mTriggeredFromAltTab || !sInstanceLoadPlan.hasTasks()) {
        loader.preloadTasks(sInstanceLoadPlan, runningTaskId, !isHomeStackVisible);
    }
    TaskStack stack = sInstanceLoadPlan.getTaskStack();
    boolean hasRecentTasks = stack.getTaskCount() > 0;
    boolean useThumbnailTransition = (runningTask != null) && !isHomeStackVisible && hasRecentTasks;
    // Update the launch state that we need in updateHeaderBarLayout()
    launchState.launchedFromHome = !useThumbnailTransition && !mLaunchedWhileDocking;
    launchState.launchedFromApp = useThumbnailTransition || mLaunchedWhileDocking;
    launchState.launchedFromBlacklistedApp = launchState.launchedFromApp && isBlacklisted;
    launchState.launchedViaDockGesture = mLaunchedWhileDocking;
    launchState.launchedViaDragGesture = mDraggingInRecents;
    launchState.launchedToTaskId = runningTaskId;
    launchState.launchedWithAltTab = mTriggeredFromAltTab;
    // Preload the icon (this will be a null-op if we have preloaded the icon already in
    // preloadRecents())
    preloadIcon(runningTaskId);
    // Update the header bar if necessary
    Rect windowOverrideRect = getWindowRectOverride(growTarget);
    updateHeaderBarLayout(stack, windowOverrideRect);
    // Prepare the dummy stack for the transition
    TaskStackLayoutAlgorithm.VisibilityReport stackVr = mDummyStackView.computeStackVisibilityReport();
    // Update the remaining launch state
    launchState.launchedNumVisibleTasks = stackVr.numVisibleTasks;
    launchState.launchedNumVisibleThumbnails = stackVr.numVisibleThumbnails;
    if (!animate) {
        startRecentsActivity(ActivityOptions.makeCustomAnimation(mContext, -1, -1));
        return;
    }
    ActivityOptions opts;
    if (isBlacklisted) {
        opts = getUnknownTransitionActivityOptions();
    } else if (useThumbnailTransition) {
        // Try starting with a thumbnail transition
        opts = getThumbnailTransitionActivityOptions(runningTask, mDummyStackView, windowOverrideRect);
    } else {
        // If there is no thumbnail transition, but is launching from home into recents, then
        // use a quick home transition
        opts = hasRecentTasks ? getHomeTransitionActivityOptions() : getUnknownTransitionActivityOptions();
    }
    startRecentsActivity(opts);
    mLastToggleTime = SystemClock.elapsedRealtime();
}

Example 23 with TaskStack

use of com.android.systemui.recents.model.TaskStack in project android_frameworks_base by AOSPA.

the class TaskViewFocusFrame method onGlobalFocusChanged.

@Override
public void onGlobalFocusChanged(View oldFocus, View newFocus) {
    if (!mSv.useGridLayout()) {
        return;
    }
    if (newFocus == null) {
        // We're going to touch mode, unset the focus.
        moveGridTaskViewFocus(null);
        return;
    }
    if (oldFocus == null) {
        // We're returning from touch mode, set the focus to the previously focused task.
        final TaskStack stack = mSv.getStack();
        final int taskCount = stack.getTaskCount();
        final int k = stack.indexOfStackTask(mSv.getFocusedTask());
        final int taskIndexToFocus = k == -1 ? (taskCount - 1) : (k % taskCount);
        mSv.setFocusedTask(taskIndexToFocus, false, true);
    }
}

Example 24 with TaskStack

use of com.android.systemui.recents.model.TaskStack in project android_frameworks_base by AOSPA.

the class RecentsTvActivity method updateRecentsTasks.

private void updateRecentsTasks() {
    RecentsTaskLoader loader = Recents.getTaskLoader();
    RecentsTaskLoadPlan plan = RecentsImpl.consumeInstanceLoadPlan();
    if (plan == null) {
        plan = loader.createLoadPlan(this);
    }
    RecentsConfiguration config = Recents.getConfiguration();
    RecentsActivityLaunchState launchState = config.getLaunchState();
    if (!plan.hasTasks()) {
        loader.preloadTasks(plan, -1, !launchState.launchedFromHome);
    }
    int numVisibleTasks = TaskCardView.getNumberOfVisibleTasks(getApplicationContext());
    mLaunchedFromHome = launchState.launchedFromHome;
    TaskStack stack = plan.getTaskStack();
    RecentsTaskLoadPlan.Options loadOpts = new RecentsTaskLoadPlan.Options();
    loadOpts.runningTaskId = launchState.launchedToTaskId;
    loadOpts.numVisibleTasks = numVisibleTasks;
    loadOpts.numVisibleTaskThumbnails = numVisibleTasks;
    loader.loadTasks(this, plan, loadOpts);
    List stackTasks = stack.getStackTasks();
    Collections.reverse(stackTasks);
    if (mTaskStackViewAdapter == null) {
        mTaskStackViewAdapter = new TaskStackHorizontalViewAdapter(stackTasks);
        mTaskStackHorizontalGridView = mRecentsView.setTaskStackViewAdapter(mTaskStackViewAdapter);
        mHomeRecentsEnterExitAnimationHolder = new HomeRecentsEnterExitAnimationHolder(getApplicationContext(), mTaskStackHorizontalGridView);
    } else {
        mTaskStackViewAdapter.setNewStackTasks(stackTasks);
    }
    mRecentsView.init(stack);
    if (launchState.launchedToTaskId != -1) {
        ArrayList<Task> tasks = stack.getStackTasks();
        int taskCount = tasks.size();
        for (int i = 0; i < taskCount; i++) {
            Task t = tasks.get(i);
            if (t.key.id == launchState.launchedToTaskId) {
                t.isLaunchTarget = true;
                break;
            }
        }
    }
}

Example 25 with TaskStack

use of com.android.systemui.recents.model.TaskStack in project android_frameworks_base by crdroidandroid.

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();
}