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Commit e161f08e authored by Jorim Jaggi's avatar Jorim Jaggi
Browse files

Multi-window optimizations #3 

- Make sure divider is pushing frames only if necessary
- When starting recents while docking, make sure no unnecessary
animations are played to reduce system load.

Change-Id: I536f009aef7282ed85dde79b853aeae62644f3e3
parent c3fb3143

packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java

+2 −8
Original line number Original line Diff line number Diff line
@@ -205,7 +205,7 @@ public class RecentsActivity extends Activity implements ViewTreeObserver.OnPreD 
                ? stack.indexOfStackTask(launchTarget)

                ? stack.indexOfStackTask(launchTarget)

                : 0;

                : 0;

        boolean hasNavBarScrim = (taskCount > 0) && !config.hasTransposedNavBar;

        boolean hasNavBarScrim = (taskCount > 0) && !config.hasTransposedNavBar;

        boolean animateNavBarScrim = true;

        boolean animateNavBarScrim = !launchState.launchedWhileDocking;

        mScrimViews.prepareEnterRecentsAnimation(hasNavBarScrim, animateNavBarScrim);

        mScrimViews.prepareEnterRecentsAnimation(hasNavBarScrim, animateNavBarScrim);





        // Keep track of whether we launched from the nav bar button or via alt-tab

        // Keep track of whether we launched from the nav bar button or via alt-tab
@@ -460,13 +460,7 @@ public class RecentsActivity extends Activity implements ViewTreeObserver.OnPreD 
        // wait on the system to send a signal that was never queued.

        // wait on the system to send a signal that was never queued.

        RecentsConfiguration config = Recents.getConfiguration();

        RecentsConfiguration config = Recents.getConfiguration();

        RecentsActivityLaunchState launchState = config.getLaunchState();

        RecentsActivityLaunchState launchState = config.getLaunchState();

        launchState.launchedFromHome = false;

        launchState.reset();

        launchState.launchedFromSearchHome = false;

        launchState.launchedFromAppWithThumbnail = false;

        launchState.launchedToTaskId = -1;

        launchState.launchedWithAltTab = false;

        launchState.launchedHasConfigurationChanged = false;

        launchState.launchedViaDragGesture = false;





        MetricsLogger.hidden(this, MetricsEvent.OVERVIEW_ACTIVITY);

        MetricsLogger.hidden(this, MetricsEvent.OVERVIEW_ACTIVITY);

    }

    }

packages/SystemUI/src/com/android/systemui/recents/RecentsActivityLaunchState.java

+13 −0
Original line number Original line Diff line number Diff line
@@ -34,10 +34,22 @@ public class RecentsActivityLaunchState { 
    public boolean launchedReuseTaskStackViews;

    public boolean launchedReuseTaskStackViews;

    public boolean launchedHasConfigurationChanged;

    public boolean launchedHasConfigurationChanged;

    public boolean launchedViaDragGesture;

    public boolean launchedViaDragGesture;

    public boolean launchedWhileDocking;

    public int launchedToTaskId;

    public int launchedToTaskId;

    public int launchedNumVisibleTasks;

    public int launchedNumVisibleTasks;

    public int launchedNumVisibleThumbnails;

    public int launchedNumVisibleThumbnails;





    public void reset() {

        launchedFromHome = false;

        launchedFromSearchHome = false;

        launchedFromAppWithThumbnail = false;

        launchedToTaskId = -1;

        launchedWithAltTab = false;

        launchedHasConfigurationChanged = false;

        launchedViaDragGesture = false;

        launchedWhileDocking = false;

    }



    /** Called when the configuration has changed, and we want to reset any configuration specific

    /** Called when the configuration has changed, and we want to reset any configuration specific

     * members. */

     * members. */

    public void updateOnConfigurationChange() {

    public void updateOnConfigurationChange() {
@@ -46,6 +58,7 @@ public class RecentsActivityLaunchState { 
        // Set this flag to indicate that the configuration has changed since Recents last launched

        // Set this flag to indicate that the configuration has changed since Recents last launched

        launchedHasConfigurationChanged = true;

        launchedHasConfigurationChanged = true;

        launchedViaDragGesture = false;

        launchedViaDragGesture = false;

        launchedWhileDocking = false;

    }

    }





    /**

    /**

packages/SystemUI/src/com/android/systemui/recents/RecentsImpl.java

+7 −4
Original line number Original line Diff line number Diff line
@@ -161,6 +161,7 @@ public class RecentsImpl implements ActivityOptions.OnAnimationFinishedListener 
    boolean mCanReuseTaskStackViews = true;

    boolean mCanReuseTaskStackViews = true;

    boolean mDraggingInRecents;

    boolean mDraggingInRecents;

    boolean mReloadTasks;

    boolean mReloadTasks;

    boolean mLaunchedWhileDocking;





    // Task launching

    // Task launching

    Rect mSearchBarBounds = new Rect();

    Rect mSearchBarBounds = new Rect();
@@ -270,10 +271,10 @@ public class RecentsImpl implements ActivityOptions.OnAnimationFinishedListener 
    }

    }





    public void showRecents(boolean triggeredFromAltTab, boolean draggingInRecents,

    public void showRecents(boolean triggeredFromAltTab, boolean draggingInRecents,

            boolean animate, boolean reloadTasks) {

            boolean animate, boolean launchedWhileDockingTask) {

        mTriggeredFromAltTab = triggeredFromAltTab;

        mTriggeredFromAltTab = triggeredFromAltTab;

        mDraggingInRecents = draggingInRecents;

        mDraggingInRecents = draggingInRecents;

        mReloadTasks = reloadTasks;

        mLaunchedWhileDocking = launchedWhileDockingTask;

        if (mFastAltTabTrigger.hasTriggered()) {

        if (mFastAltTabTrigger.hasTriggered()) {

            // We are calling this from the doze trigger, so just fall through to show Recents

            // We are calling this from the doze trigger, so just fall through to show Recents

            mFastAltTabTrigger.resetTrigger();

            mFastAltTabTrigger.resetTrigger();
@@ -338,6 +339,7 @@ public class RecentsImpl implements ActivityOptions.OnAnimationFinishedListener 
        }

        }





        mDraggingInRecents = false;

        mDraggingInRecents = false;

        mLaunchedWhileDocking = false;

        mTriggeredFromAltTab = false;

        mTriggeredFromAltTab = false;





        try {

        try {
@@ -865,11 +867,11 @@ public class RecentsImpl implements ActivityOptions.OnAnimationFinishedListener 
        // In the case where alt-tab is triggered, we never get a preloadRecents() call, so we

        // In the case where alt-tab is triggered, we never get a preloadRecents() call, so we

        // should always preload the tasks now. If we are dragging in recents, reload them as

        // should always preload the tasks now. If we are dragging in recents, reload them as

        // the stacks might have changed.

        // the stacks might have changed.

        if (mReloadTasks || mTriggeredFromAltTab ||sInstanceLoadPlan == null) {

        if (mLaunchedWhileDocking || mTriggeredFromAltTab ||sInstanceLoadPlan == null) {

            // Create a new load plan if preloadRecents() was never triggered

            // Create a new load plan if preloadRecents() was never triggered

            sInstanceLoadPlan = loader.createLoadPlan(mContext);

            sInstanceLoadPlan = loader.createLoadPlan(mContext);

        }

        }

        if (mReloadTasks || mTriggeredFromAltTab || !sInstanceLoadPlan.hasTasks()) {

        if (mLaunchedWhileDocking || mTriggeredFromAltTab || !sInstanceLoadPlan.hasTasks()) {

            loader.preloadTasks(sInstanceLoadPlan, topTask.id, isTopTaskHome);

            loader.preloadTasks(sInstanceLoadPlan, topTask.id, isTopTaskHome);

        }

        }

        TaskStack stack = sInstanceLoadPlan.getTaskStack();

        TaskStack stack = sInstanceLoadPlan.getTaskStack();
@@ -957,6 +959,7 @@ public class RecentsImpl implements ActivityOptions.OnAnimationFinishedListener 
        launchState.launchedNumVisibleThumbnails = vr.numVisibleThumbnails;

        launchState.launchedNumVisibleThumbnails = vr.numVisibleThumbnails;

        launchState.launchedHasConfigurationChanged = false;

        launchState.launchedHasConfigurationChanged = false;

        launchState.launchedViaDragGesture = mDraggingInRecents;

        launchState.launchedViaDragGesture = mDraggingInRecents;

        launchState.launchedWhileDocking = mLaunchedWhileDocking;





        Intent intent = new Intent();

        Intent intent = new Intent();

        intent.setClassName(RECENTS_PACKAGE, mRecentsIntentActivityName);

        intent.setClassName(RECENTS_PACKAGE, mRecentsIntentActivityName);

packages/SystemUI/src/com/android/systemui/recents/tv/RecentsTvActivity.java

+1 −7
Original line number Original line Diff line number Diff line
@@ -287,13 +287,7 @@ public class RecentsTvActivity extends Activity implements OnPreDrawListener { 
        // wait on the system to send a signal that was never queued.

        // wait on the system to send a signal that was never queued.

        RecentsConfiguration config = Recents.getConfiguration();

        RecentsConfiguration config = Recents.getConfiguration();

        RecentsActivityLaunchState launchState = config.getLaunchState();

        RecentsActivityLaunchState launchState = config.getLaunchState();

        launchState.launchedFromHome = false;

        launchState.reset();

        launchState.launchedFromSearchHome = false;

        launchState.launchedFromAppWithThumbnail = false;

        launchState.launchedToTaskId = -1;

        launchState.launchedWithAltTab = false;

        launchState.launchedHasConfigurationChanged = false;

        launchState.launchedViaDragGesture = false;

    }

    }





    @Override

    @Override

packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java

+4 −2
Original line number Original line Diff line number Diff line
@@ -185,7 +185,8 @@ public class RecentsView extends FrameLayout { 
        // If we are already occluded by the app, then just set the default background scrim now.

        // If we are already occluded by the app, then just set the default background scrim now.

        // Otherwise, defer until the enter animation completes to animate the scrim with the

        // Otherwise, defer until the enter animation completes to animate the scrim with the

        // tasks for the home animation.

        // tasks for the home animation.

        if (launchState.launchedFromAppWithThumbnail || mStack.getTaskCount() == 0) {

        if (launchState.launchedWhileDocking || launchState.launchedFromAppWithThumbnail

                || mStack.getTaskCount() == 0) {

            mBackgroundScrim.setAlpha((int) (DEFAULT_SCRIM_ALPHA * 255));

            mBackgroundScrim.setAlpha((int) (DEFAULT_SCRIM_ALPHA * 255));

        } else {

        } else {

            mBackgroundScrim.setAlpha(0);

            mBackgroundScrim.setAlpha(0);
@@ -645,7 +646,8 @@ public class RecentsView extends FrameLayout { 




    public final void onBusEvent(EnterRecentsWindowAnimationCompletedEvent event) {

    public final void onBusEvent(EnterRecentsWindowAnimationCompletedEvent event) {

        RecentsActivityLaunchState launchState = Recents.getConfiguration().getLaunchState();

        RecentsActivityLaunchState launchState = Recents.getConfiguration().getLaunchState();

        if (!launchState.launchedFromAppWithThumbnail && mStack.getTaskCount() > 0) {

        if (!launchState.launchedWhileDocking && !launchState.launchedFromAppWithThumbnail

                && mStack.getTaskCount() > 0) {

            animateBackgroundScrim(DEFAULT_SCRIM_ALPHA,

            animateBackgroundScrim(DEFAULT_SCRIM_ALPHA,

                    TaskStackAnimationHelper.ENTER_FROM_HOME_TRANSLATION_DURATION);

                    TaskStackAnimationHelper.ENTER_FROM_HOME_TRANSLATION_DURATION);

        }

        }