Merge "Additional changes to improve performance when loading Recents. (Bug 16987565)" into lmp-dev

    <!-- The min animation duration for animating views that are newly visible. -->

    <integer name="recents_filter_animate_new_views_duration">250</integer>

    <!-- The min animation duration for animating the task bar in. -->

    <integer name="recents_animate_task_bar_enter_duration">275</integer>

    <integer name="recents_animate_task_bar_enter_duration">225</integer>

    <!-- The animation delay for animating the first task in. This should roughly be the animation

     duration of the transition in to recents. -->

    <integer name="recents_animate_task_bar_enter_delay">300</integer>

    <integer name="recents_animate_task_bar_enter_delay">275</integer>

    <!-- The min animation duration for animating the task bar out. -->

    <integer name="recents_animate_task_exit_to_home_duration">225</integer>

    <!-- The min animation duration for animating the task bar out. -->

    <integer name="recents_nav_bar_scrim_enter_duration">400</integer>

    <!-- The animation duration for animating the removal of a task view. -->

    <integer name="recents_animate_task_view_remove_duration">250</integer>

    <!-- The animation duration for scrolling the stack to a particular item. -->

    <integer name="recents_animate_task_stack_scroll_duration">225</integer>

    <!-- The minimum alpha for the dim applied to cards that go deeper into the stack. -->

    <integer name="recents_max_task_stack_view_dim">96</integer>

    <!-- The delay to enforce between each alt-tab key press. -->

    <!-- The size of the application icon in the recents task view. -->

    <dimen name="recents_task_view_application_icon_size">48dp</dimen>

    <!-- The size of the activity icon in the recents task view. -->

    <dimen name="recents_task_view_activity_icon_size">60dp</dimen>

    <!-- The radius of the rounded corners on a task view. -->

    <dimen name="recents_task_view_rounded_corners_radius">2dp</dimen>

    <!-- The min translation in the Z index for the last task. -->

    <dimen name="recents_task_view_z_min">25dp</dimen>

    <dimen name="recents_task_view_z_min">20dp</dimen>

    <!-- The max translation in the Z index for the last task. -->

    <dimen name="recents_task_view_z_max">100dp</dimen>

    <dimen name="recents_task_view_z_max">80dp</dimen>

    <!-- The amount to translate when animating the removal of a task. -->

    <dimen name="recents_task_view_remove_anim_translation_x">100dp</dimen>

    <!-- The side padding for the task stack as a percentage of the width. -->

    <item name="recents_stack_width_padding_percentage" format="float" type="dimen">0.04444</item>

    <!-- The overscroll percentage allowed on the stack. -->

    <item name="recents_stack_overscroll_percentage" format="float" type="dimen">0.0875</item>

    <!-- The top offset for the task stack. -->

    <dimen name="recents_stack_top_padding">16dp</dimen>

        <item name="android:navigationBarColor">@android:color/transparent</item>

        <item name="android:windowDrawsSystemBarBackgrounds">true</item>

        <item name="android:windowAnimationStyle">@style/Animation.RecentsActivity</item>

        <item name="android:ambientShadowAlpha">0.30</item>

        <item name="android:ambientShadowAlpha">0.35</item>

    </style>

    <!-- Animations for a non-full-screen window or activity. -->

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import android.content.pm.ActivityInfo;

import android.content.res.Configuration;

import android.content.res.Resources;

import android.graphics.Bitmap;

import com.android.systemui.RecentsComponent;

import com.android.systemui.recents.misc.Console;

import com.android.systemui.recents.misc.SystemServicesProxy;

import com.android.systemui.recents.misc.Utilities;

import com.android.systemui.recents.model.RecentsTaskLoader;

import com.android.systemui.recents.model.Task;

import com.android.systemui.recents.model.TaskGrouping;

    long mLastToggleTime;

    public AlternateRecentsComponent(Context context) {

        RecentsTaskLoader.initialize(context);

        Resources res = context.getResources();

        mContext = context;

        mSystemServicesProxy = new SystemServicesProxy(context);

    }

    void showRelativeAffiliatedTask(boolean showNextTask) {

        TaskStack stack = RecentsTaskLoader.getShallowTaskStack(mSystemServicesProxy,

                Integer.MAX_VALUE, mContext.getResources());

        RecentsTaskLoader loader = RecentsTaskLoader.getInstance();

        TaskStack stack = loader.getTaskStack(mSystemServicesProxy, mContext.getResources(),

                -1, -1, false, null, null);

        // Return early if there are no tasks

        if (stack.getTaskCount() == 0) return;

                toTask);

        if (toTransform != null && toTask.key != null) {

            Rect toTaskRect = toTransform.rect;

            ActivityInfo info = mSystemServicesProxy.getActivityInfo(

                    toTask.key.baseIntent.getComponent(), toTask.key.userId);

            if (toTask.activityIcon == null) {

                toTask.activityIcon = mSystemServicesProxy.getActivityIcon(info,

                        toTask.key.userId);

            }

            if (toTask.activityLabel == null) {

                toTask.activityLabel = mSystemServicesProxy.getActivityLabel(info);

            }

            // XXX: Reduce the memory usage the to the task bar height

            Bitmap thumbnail = Bitmap.createBitmap(toTaskRect.width(), toTaskRect.height(),

                    Bitmap.Config.ARGB_8888);

            if (Constants.DebugFlags.App.EnableTransitionThumbnailDebugMode) {

    TaskViewTransform getThumbnailTransitionTransform(int runningTaskId, boolean isTopTaskHome,

                                                      Task runningTaskOut) {

        // Get the stack of tasks that we are animating into

        TaskStack stack = RecentsTaskLoader.getShallowTaskStack(mSystemServicesProxy, -1,

                mContext.getResources());

        RecentsTaskLoader loader = RecentsTaskLoader.getInstance();

        TaskStack stack = loader.getTaskStack(mSystemServicesProxy, mContext.getResources(),

                runningTaskId, -1, false, null, null);

        if (stack.getTaskCount() == 0) {

            return null;

        }

        super.onCreate(savedInstanceState);

        // Initialize the loader and the configuration

        RecentsTaskLoader.initialize(this);

        mConfig = RecentsConfiguration.reinitialize(this,

                RecentsTaskLoader.getInstance().getSystemServicesProxy());