Merge "Tighten up dismiss animation springs." into ub-launcher3-master
diff --git a/go/quickstep/src/com/android/quickstep/LauncherActivityControllerHelper.java b/go/quickstep/src/com/android/quickstep/LauncherActivityControllerHelper.java
new file mode 100644
index 0000000..e1df3ba
--- /dev/null
+++ b/go/quickstep/src/com/android/quickstep/LauncherActivityControllerHelper.java
@@ -0,0 +1,201 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.quickstep;
+
+import static com.android.launcher3.LauncherState.OVERVIEW;
+
+import android.app.ActivityManager;
+import android.content.Context;
+import android.graphics.Rect;
+
+import com.android.launcher3.DeviceProfile;
+import com.android.launcher3.Launcher;
+import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.LauncherInitListener;
+import com.android.launcher3.LauncherState;
+import com.android.launcher3.anim.AnimatorPlaybackController;
+import com.android.launcher3.dragndrop.DragLayer;
+import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.util.MultiValueAlpha.AlphaProperty;
+import com.android.quickstep.util.TransformedRect;
+import com.android.quickstep.views.IconRecentsView;
+import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
+
+import java.util.function.BiPredicate;
+import java.util.function.Consumer;
+
+/**
+ * {@link ActivityControlHelper} for the in-launcher recents. As Go does not support most gestures
+ * from app to overview/home, most of this class is stubbed out.
+ * TODO: Implement the app to overview animation functionality
+ */
+public final class LauncherActivityControllerHelper implements ActivityControlHelper<Launcher>{
+
+    @Override
+    public LayoutListener createLayoutListener(Launcher activity) {
+        // Go does not have draggable task snapshots.
+        return null;
+    }
+
+    @Override
+    public void onQuickInteractionStart(Launcher activity, ActivityManager.RunningTaskInfo taskInfo,
+            boolean activityVisible, TouchInteractionLog touchInteractionLog) {
+        // Go does not have quick interactions.
+    }
+
+    @Override
+    public float getTranslationYForQuickScrub(TransformedRect targetRect, DeviceProfile dp,
+            Context context) {
+        // Go does not have quick scrub.
+        return 0;
+    }
+
+    @Override
+    public void executeOnWindowAvailable(Launcher activity, Runnable action) {
+        // Go does not support live tiles.
+    }
+
+    @Override
+    public void onTransitionCancelled(Launcher activity, boolean activityVisible) {
+        LauncherState startState = activity.getStateManager().getRestState();
+        activity.getStateManager().goToState(startState, activityVisible);
+    }
+
+    @Override
+    public int getSwipeUpDestinationAndLength(DeviceProfile dp, Context context,
+            int interactionType, TransformedRect outRect) {
+        // TODO Implement outRect depending on where the task should animate to.
+        // Go does not support swipe up gesture.
+        return 0;
+    }
+
+    @Override
+    public void onSwipeUpComplete(Launcher activity) {
+        // Go does not support swipe up gesture.
+    }
+
+    @Override
+    public HomeAnimationFactory prepareHomeUI(Launcher activity) {
+        // Go does not support gestures from app to home.
+        return null;
+    }
+
+    @Override
+    public AnimationFactory prepareRecentsUI(Launcher activity,
+            boolean activityVisible, boolean animateActivity,
+            Consumer<AnimatorPlaybackController> callback) {
+        //TODO: Implement this based off where the recents view needs to be for app => recents anim.
+        return new AnimationFactory() {
+            @Override
+            public void createActivityController(long transitionLength,
+                    @TouchConsumer.InteractionType int interactionType) {}
+
+            @Override
+            public void onTransitionCancelled() {}
+        };
+    }
+
+    @Override
+    public ActivityInitListener createActivityInitListener(
+            BiPredicate<Launcher, Boolean> onInitListener) {
+        return new LauncherInitListener(onInitListener);
+    }
+
+    @Override
+    public Launcher getCreatedActivity() {
+        LauncherAppState app = LauncherAppState.getInstanceNoCreate();
+        if (app == null) {
+            return null;
+        }
+        return (Launcher) app.getModel().getCallback();
+    }
+
+    private Launcher getVisibleLauncher() {
+        Launcher launcher = getCreatedActivity();
+        return (launcher != null) && launcher.isStarted() && launcher.hasWindowFocus() ?
+                launcher : null;
+    }
+
+    @Override
+    public IconRecentsView getVisibleRecentsView() {
+        Launcher launcher = getVisibleLauncher();
+        return launcher != null && launcher.getStateManager().getState().overviewUi
+                ? launcher.getOverviewPanel() : null;
+    }
+
+    @Override
+    public boolean switchToRecentsIfVisible(boolean fromRecentsButton) {
+        Launcher launcher = getVisibleLauncher();
+        if (launcher == null) {
+            return false;
+        }
+        if (fromRecentsButton) {
+            launcher.getUserEventDispatcher().logActionCommand(
+                    LauncherLogProto.Action.Command.RECENTS_BUTTON,
+                    getContainerType(),
+                    LauncherLogProto.ContainerType.TASKSWITCHER);
+        }
+        launcher.getStateManager().goToState(OVERVIEW);
+        return true;
+    }
+
+    @Override
+    public Rect getOverviewWindowBounds(Rect homeBounds, RemoteAnimationTargetCompat target) {
+        return homeBounds;
+    }
+
+    @Override
+    public boolean shouldMinimizeSplitScreen() {
+        return true;
+    }
+
+    @Override
+    public boolean deferStartingActivity(int downHitTarget) {
+        // Go only supports back to overview so we always defer starting activity.
+        return true;
+    }
+
+    @Override
+    public boolean supportsLongSwipe(Launcher activity) {
+        // Go does not support long swipe from the app.
+        return false;
+    }
+
+    @Override
+    public AlphaProperty getAlphaProperty(Launcher activity) {
+        return activity.getDragLayer().getAlphaProperty(DragLayer.ALPHA_INDEX_SWIPE_UP);
+    }
+
+    @Override
+    public LongSwipeHelper getLongSwipeController(Launcher activity, int runningTaskId) {
+        // Go does not support long swipe from the app.
+        return null;
+    }
+
+    @Override
+    public int getContainerType() {
+        final Launcher launcher = getVisibleLauncher();
+        return launcher != null ? launcher.getStateManager().getState().containerType
+                : LauncherLogProto.ContainerType.APP;
+    }
+
+    @Override
+    public boolean isInLiveTileMode() {
+        // Go does not support live tiles.
+        return false;
+    }
+}
diff --git a/quickstep/src/com/android/quickstep/LauncherActivityControllerHelper.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java
similarity index 96%
rename from quickstep/src/com/android/quickstep/LauncherActivityControllerHelper.java
rename to quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java
index e8cc6fb..4df1b37 100644
--- a/quickstep/src/com/android/quickstep/LauncherActivityControllerHelper.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityControllerHelper.java
@@ -371,7 +371,7 @@
 
     @Nullable
     @UiThread
-    private Launcher getVisibleLaucher() {
+    private Launcher getVisibleLauncher() {
         Launcher launcher = getCreatedActivity();
         return (launcher != null) && launcher.isStarted() && launcher.hasWindowFocus() ?
                 launcher : null;
@@ -380,25 +380,25 @@
     @Nullable
     @Override
     public RecentsView getVisibleRecentsView() {
-        Launcher launcher = getVisibleLaucher();
+        Launcher launcher = getVisibleLauncher();
         return launcher != null && launcher.getStateManager().getState().overviewUi
                 ? launcher.getOverviewPanel() : null;
     }
 
     @Override
     public boolean switchToRecentsIfVisible(boolean fromRecentsButton) {
-        Launcher launcher = getVisibleLaucher();
-        if (launcher != null) {
-            if (fromRecentsButton) {
-                launcher.getUserEventDispatcher().logActionCommand(
-                        LauncherLogProto.Action.Command.RECENTS_BUTTON,
-                        getContainerType(),
-                        LauncherLogProto.ContainerType.TASKSWITCHER);
-            }
-            launcher.getStateManager().goToState(OVERVIEW);
-            return true;
+        Launcher launcher = getVisibleLauncher();
+        if (launcher == null) {
+            return false;
         }
-        return false;
+        if (fromRecentsButton) {
+            launcher.getUserEventDispatcher().logActionCommand(
+                    LauncherLogProto.Action.Command.RECENTS_BUTTON,
+                    getContainerType(),
+                    LauncherLogProto.ContainerType.TASKSWITCHER);
+        }
+        launcher.getStateManager().goToState(OVERVIEW);
+        return true;
     }
 
     @Override
@@ -436,7 +436,7 @@
 
     @Override
     public int getContainerType() {
-        final Launcher launcher = getVisibleLaucher();
+        final Launcher launcher = getVisibleLauncher();
         return launcher != null ? launcher.getStateManager().getState().containerType
                 : LauncherLogProto.ContainerType.APP;
     }
diff --git a/quickstep/src/com/android/quickstep/ActivityControlHelper.java b/quickstep/src/com/android/quickstep/ActivityControlHelper.java
index fcb0f6e..0bdb578 100644
--- a/quickstep/src/com/android/quickstep/ActivityControlHelper.java
+++ b/quickstep/src/com/android/quickstep/ActivityControlHelper.java
@@ -24,6 +24,7 @@
 import android.graphics.RectF;
 import android.os.Build;
 import android.os.Handler;
+import android.view.View;
 import android.view.animation.Interpolator;
 
 import androidx.annotation.NonNull;
@@ -87,7 +88,7 @@
 
     @UiThread
     @Nullable
-    RecentsView getVisibleRecentsView();
+    <T extends View> T getVisibleRecentsView();
 
     @UiThread
     boolean switchToRecentsIfVisible(boolean fromRecentsButton);