Fixing issue with configuration states not being reset on configuration change.

- Also updating some interpolators

Change-Id: Ia29fc6f10705c7d286246162f894a25de7b4be40

packages/SystemUI/res/values/config.xml

@@ -115,7 +115,7 @@
     <!-- The min animation duration for animating the task bar in. -->
     <integer name="recents_animate_task_bar_enter_duration">300</integer>
     <!-- The min animation duration for animating the task bar out. -->
-    <integer name="recents_animate_task_bar_exit_duration">175</integer>
+    <integer name="recents_animate_task_bar_exit_duration">150</integer>
     <!-- The animation duration for animating in the info pane. -->
     <integer name="recents_animate_task_view_info_pane_duration">150</integer>
     <!-- The animation duration for animating the removal of a task view. -->

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

@@ -46,7 +46,9 @@ public class RecentsConfiguration {
 
     public float animationPxMovementPerSecond;
 
-    public Interpolator defaultBezierInterpolator;
+    public Interpolator fastOutSlowInInterpolator;
+    public Interpolator fastOutLinearInInterpolator;
+    public Interpolator linearOutSlowInInterpolator;
 
     public int filteringCurrentViewsMinAnimDuration;
     public int filteringNewViewsMinAnimDuration;
@@ -141,8 +143,12 @@ public class RecentsConfiguration {
         taskBarViewDarkTextColor =
                 res.getColor(R.color.recents_task_bar_dark_text_color);
 
-        defaultBezierInterpolator = AnimationUtils.loadInterpolator(context,
+        fastOutSlowInInterpolator = AnimationUtils.loadInterpolator(context,
                         com.android.internal.R.interpolator.fast_out_slow_in);
+        fastOutLinearInInterpolator = AnimationUtils.loadInterpolator(context,
+                com.android.internal.R.interpolator.fast_out_linear_in);
+        linearOutSlowInInterpolator = AnimationUtils.loadInterpolator(context,
+                com.android.internal.R.interpolator.linear_out_slow_in);
 
         // Check if the developer options are enabled
         ContentResolver cr = context.getContentResolver();
@@ -167,6 +173,13 @@ public class RecentsConfiguration {
                 appWidgetId).apply();
     }
 
+    /** Called when the configuration has changed, and we want to reset any configuration specific
+     * members. */
+    public void updateOnConfigurationChange() {
+        launchedFromAltTab = false;
+        launchedWithThumbnailAnimation = false;
+    }
+
     /** Returns whether the search bar app widget exists */
     public boolean hasSearchBarAppWidget() {
         return searchBarAppWidgetId >= 0;

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

@@ -55,7 +55,8 @@ class SystemUIMessageHandler extends Handler {
 
         if (msg.what == AlternateRecentsComponent.MSG_UPDATE_FOR_CONFIGURATION) {
             RecentsTaskLoader.initialize(context);
-            RecentsConfiguration.reinitialize(context);
+            RecentsConfiguration config = RecentsConfiguration.reinitialize(context);
+            config.updateOnConfigurationChange();
 
             try {
                 Bundle data = msg.getData();
@@ -73,7 +74,6 @@ class SystemUIMessageHandler extends Handler {
 
                 // Get the task stack and search bar bounds
                 Rect taskStackBounds = new Rect();
-                RecentsConfiguration config = RecentsConfiguration.getInstance();
                 config.getTaskStackBounds(windowRect.width(), windowRect.height(), taskStackBounds);
 
                 // Calculate the target task rect for when there is one task.

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

@@ -16,7 +16,6 @@
 
 package com.android.systemui.recents.views;
 
-import android.animation.ValueAnimator;
 import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.drawable.Drawable;
@@ -81,7 +80,7 @@ class TaskBarView extends FrameLayout {
                     .alpha(toTransform.dismissAlpha)
                     .setStartDelay(0)
                     .setDuration(duration)
-                    .setInterpolator(config.defaultBezierInterpolator)
+                    .setInterpolator(config.fastOutSlowInInterpolator)
                     .withLayer()
                     .start();
         } else {

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

@@ -23,7 +23,6 @@ import android.animation.ValueAnimator;
 import android.app.Activity;
 import android.content.ComponentName;
 import android.content.Context;
-import android.content.Intent;
 import android.graphics.Canvas;
 import android.graphics.Rect;
 import android.graphics.Region;
@@ -345,7 +344,7 @@ public class TaskStackView extends FrameLayout implements TaskStack.TaskStackCal
         mScrollAnimator = ObjectAnimator.ofInt(this, "stackScroll", curScroll, newScroll);
         mScrollAnimator.setDuration(Utilities.calculateTranslationAnimationDuration(newScroll -
                 curScroll, 250));
-        mScrollAnimator.setInterpolator(RecentsConfiguration.getInstance().defaultBezierInterpolator);
+        mScrollAnimator.setInterpolator(RecentsConfiguration.getInstance().fastOutSlowInInterpolator);
         mScrollAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
             @Override
             public void onAnimationUpdate(ValueAnimator animation) {

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

@@ -21,7 +21,6 @@ import android.animation.ValueAnimator;
 import android.content.Context;
 import android.graphics.Canvas;
 import android.graphics.Outline;
-import android.graphics.Paint;
 import android.graphics.Path;
 import android.graphics.Point;
 import android.graphics.Rect;
@@ -167,7 +166,7 @@ public class TaskView extends FrameLayout implements Task.TaskCallbacks, View.On
                     .scaleY(toTransform.scale)
                     .alpha(toTransform.alpha)
                     .setDuration(duration)
-                    .setInterpolator(config.defaultBezierInterpolator)
+                    .setInterpolator(config.fastOutSlowInInterpolator)
                     .withLayer()
                     .setUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
                         @Override
@@ -235,7 +234,7 @@ public class TaskView extends FrameLayout implements Task.TaskCallbacks, View.On
         mBarView.animate()
                 .translationY(0)
                 .setStartDelay(200)
-                .setInterpolator(config.defaultBezierInterpolator)
+                .setInterpolator(config.fastOutSlowInInterpolator)
                 .setDuration(config.taskBarEnterAnimDuration)
                 .withLayer()
                 .start();
@@ -247,7 +246,7 @@ public class TaskView extends FrameLayout implements Task.TaskCallbacks, View.On
         mBarView.animate()
             .translationY(-mBarView.getMeasuredHeight())
             .setStartDelay(0)
-            .setInterpolator(config.defaultBezierInterpolator)
+            .setInterpolator(config.fastOutLinearInInterpolator)
             .setDuration(config.taskBarExitAnimDuration)
             .withLayer()
             .withEndAction(new Runnable() {
@@ -268,7 +267,7 @@ public class TaskView extends FrameLayout implements Task.TaskCallbacks, View.On
         animate().translationX(config.taskViewRemoveAnimTranslationXPx)
             .alpha(0f)
             .setStartDelay(0)
-            .setInterpolator(config.defaultBezierInterpolator)
+            .setInterpolator(config.fastOutSlowInInterpolator)
             .setDuration(config.taskViewRemoveAnimDuration)
             .withLayer()
             .withEndAction(new Runnable() {