Merge "Added edge swipe support for along nav bar direction"
diff --git a/packages/SystemUI/res/values/dimens.xml b/packages/SystemUI/res/values/dimens.xml
index 8e0bfb6..b6c9b8c 100644
--- a/packages/SystemUI/res/values/dimens.xml
+++ b/packages/SystemUI/res/values/dimens.xml
@@ -23,6 +23,8 @@
     <dimen name="navigation_bar_size">@*android:dimen/navigation_bar_height</dimen>
     <!-- Minimum swipe distance to catch the swipe gestures to invoke assist or switch tasks. -->
     <dimen name="navigation_bar_min_swipe_distance">48dp</dimen>
+    <!-- The distance from a side of device of the navigation bar to start an edge swipe -->
+    <dimen name="navigation_bar_edge_swipe_threshold">60dp</dimen>
 
     <!-- thickness (height) of the dead zone at the top of the navigation bar,
          reducing false presses on navbar buttons; approx 2mm -->
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBackAction.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBackAction.java
index b83ebc7..9c8b1b1 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBackAction.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBackAction.java
@@ -56,6 +56,11 @@
     }
 
     @Override
+    public boolean allowHitTargetToMoveOverDrag() {
+        return true;
+    }
+
+    @Override
     public boolean canPerformAction() {
         return mProxySender.getBackButtonAlpha() > 0;
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
index cd6e1d7..e215c31 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
@@ -154,6 +154,7 @@
     private QuickScrubAction mQuickScrubAction;
     private QuickStepAction mQuickStepAction;
     private NavigationBackAction mBackAction;
+    private QuickSwitchAction mQuickSwitchAction;
 
     /**
      * Helper that is responsible for showing the right toast when a disallowed activity operation
@@ -326,9 +327,10 @@
         mQuickScrubAction = new QuickScrubAction(this, mOverviewProxyService);
         mQuickStepAction = new QuickStepAction(this, mOverviewProxyService);
         mBackAction = new NavigationBackAction(this, mOverviewProxyService);
+        mQuickSwitchAction = new QuickSwitchAction(this, mOverviewProxyService);
         mDefaultGestureMap = new NavigationGestureAction[] {
                 mQuickStepAction, null /* swipeDownAction*/, null /* swipeLeftAction */,
-                mQuickScrubAction
+                mQuickScrubAction, null /* swipeLeftEdgeAction */, null /* swipeRightEdgeAction */
         };
 
         mPrototypeController = new NavigationPrototypeController(mHandler, mContext);
@@ -359,7 +361,9 @@
                     getNavigationActionFromType(assignedMap[0], mDefaultGestureMap[0]),
                     getNavigationActionFromType(assignedMap[1], mDefaultGestureMap[1]),
                     getNavigationActionFromType(assignedMap[2], mDefaultGestureMap[2]),
-                    getNavigationActionFromType(assignedMap[3], mDefaultGestureMap[3]));
+                    getNavigationActionFromType(assignedMap[3], mDefaultGestureMap[3]),
+                    getNavigationActionFromType(assignedMap[4], mDefaultGestureMap[4]),
+                    getNavigationActionFromType(assignedMap[5], mDefaultGestureMap[5]));
         }
     }
 
@@ -372,6 +376,8 @@
                 return mQuickScrubAction;
             case NavigationPrototypeController.ACTION_BACK:
                 return mBackAction;
+            case NavigationPrototypeController.ACTION_QUICKSWITCH:
+                return mQuickSwitchAction;
             default:
                 return defaultAction;
         }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationGestureAction.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationGestureAction.java
index a8d00c4..8c57fc3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationGestureAction.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationGestureAction.java
@@ -112,7 +112,7 @@
     /**
      * @return whether or not to move the button that started gesture over with user input drag
      */
-    public boolean requiresDragWithHitTarget() {
+    public boolean allowHitTargetToMoveOverDrag() {
         return false;
     }
 
@@ -139,9 +139,9 @@
      * Tell if action is enabled. Compared to {@link #canPerformAction()} this is based on settings
      * if the action is disabled for a particular gesture. For example a back action can be enabled
      * however if there is nothing to back to then {@link #canPerformAction()} should return false.
-     * In this way if the action requires {@link #requiresDragWithHitTarget()} then if enabled, the
-     * button can be dragged with a large dampening factor during the gesture but will not activate
-     * the action.
+     * In this way if the action requires {@link #allowHitTargetToMoveOverDrag()} then if enabled,
+     * the button can be dragged with a large dampening factor during the gesture but will not
+     * activate the action.
      * @return true if this action is enabled and can run
      */
     public abstract boolean isEnabled();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationPrototypeController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationPrototypeController.java
index e8c0bf1..b11b6d4 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationPrototypeController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationPrototypeController.java
@@ -24,7 +24,6 @@
 import android.provider.Settings;
 import android.provider.Settings.SettingNotFoundException;
 
-import android.util.Log;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 
@@ -46,6 +45,7 @@
     static final int ACTION_QUICKSTEP = 1;
     static final int ACTION_QUICKSCRUB = 2;
     static final int ACTION_BACK = 3;
+    static final int ACTION_QUICKSWITCH = 4;
 
     private OnPrototypeChangedListener mListener;
 
@@ -53,7 +53,7 @@
      * Each index corresponds to a different action set in QuickStepController
      * {@see updateSwipeLTRBackSetting}
      */
-    private int[] mActionMap = new int[4];
+    private int[] mActionMap = new int[6];
 
     private final Context mContext;
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickScrubAction.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickScrubAction.java
index 2b202eb..bbfd51a 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickScrubAction.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickScrubAction.java
@@ -18,8 +18,6 @@
 
 import static com.android.systemui.Interpolators.ALPHA_IN;
 import static com.android.systemui.Interpolators.ALPHA_OUT;
-import static com.android.systemui.recents.OverviewProxyService.DEBUG_OVERVIEW_PROXY;
-import static com.android.systemui.recents.OverviewProxyService.TAG_OPS;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
@@ -31,11 +29,8 @@
 import android.graphics.Canvas;
 import android.graphics.Paint;
 import android.graphics.RadialGradient;
-import android.graphics.Rect;
 import android.graphics.Shader;
-import android.os.RemoteException;
 import android.util.FloatProperty;
-import android.util.Log;
 import android.view.MotionEvent;
 import android.view.View;
 
@@ -46,7 +41,7 @@
 /**
  * QuickScrub action to send to launcher to start quickscrub gesture
  */
-public class QuickScrubAction extends NavigationGestureAction {
+public class QuickScrubAction extends QuickSwitchAction {
     private static final String TAG = "QuickScrubAction";
 
     private static final float TRACK_SCALE = 0.95f;
@@ -65,7 +60,6 @@
     private final int mTrackThickness;
     private final int mTrackEndPadding;
     private final Paint mTrackPaint = new Paint();
-    private final Rect mTrackRect = new Rect();
 
     private final FloatProperty<QuickScrubAction> mTrackAlphaProperty =
             new FloatProperty<QuickScrubAction>("TrackAlpha") {
@@ -177,7 +171,7 @@
             x1 = mNavigationBarView.getPaddingStart() + mTrackEndPadding;
             x2 = x1 + width - 2 * mTrackEndPadding;
         }
-        mTrackRect.set(x1, y1, x2, y2);
+        mDragOverRect.set(x1, y1, x2, y2);
     }
 
     @Override
@@ -194,15 +188,16 @@
         mTrackPaint.setAlpha(Math.round(255f * mTrackAlpha));
 
         // Scale the track, but apply the inverse scale from the nav bar
-        final float radius = mTrackRect.height() / 2;
+        final float radius = mDragOverRect.height() / 2;
         canvas.save();
-        float translate = Utilities.clamp(mHighlightCenter, mTrackRect.left, mTrackRect.right);
+        float translate = Utilities.clamp(mHighlightCenter, mDragOverRect.left,
+                mDragOverRect.right);
         canvas.translate(translate, 0);
         canvas.scale(mTrackScale / mNavigationBarView.getScaleX(),
                 1f / mNavigationBarView.getScaleY(),
-                mTrackRect.centerX(), mTrackRect.centerY());
-        canvas.drawRoundRect(mTrackRect.left - translate, mTrackRect.top,
-                mTrackRect.right - translate, mTrackRect.bottom, radius, radius, mTrackPaint);
+                mDragOverRect.centerX(), mDragOverRect.centerY());
+        canvas.drawRoundRect(mDragOverRect.left - translate, mDragOverRect.top,
+                mDragOverRect.right - translate, mDragOverRect.bottom, radius, radius, mTrackPaint);
         canvas.restore();
     }
 
@@ -212,11 +207,6 @@
     }
 
     @Override
-    public boolean disableProxyEvents() {
-        return true;
-    }
-
-    @Override
     protected void onGestureStart(MotionEvent event) {
         updateHighlight();
         ObjectAnimator trackAnimator = ObjectAnimator.ofPropertyValuesHolder(this,
@@ -231,42 +221,12 @@
         mTrackAnimator.playTogether(trackAnimator, navBarAnimator);
         mTrackAnimator.start();
 
-        // Disable slippery for quick scrub to not cancel outside the nav bar
-        mNavigationBarView.updateSlippery();
-
-        try {
-            mProxySender.getProxy().onQuickScrubStart();
-            if (DEBUG_OVERVIEW_PROXY) {
-                Log.d(TAG_OPS, "Quick Scrub Start");
-            }
-        } catch (RemoteException e) {
-            Log.e(TAG, "Failed to send start of quick scrub.", e);
-        }
-        mProxySender.notifyQuickScrubStarted();
+        startQuickGesture(event);
     }
 
     @Override
     public void onGestureMove(int x, int y) {
-        int trackSize, offset;
-        if (isNavBarVertical()) {
-            trackSize = mTrackRect.height();
-            offset = y - mTrackRect.top;
-        } else {
-            offset = x - mTrackRect.left;
-            trackSize = mTrackRect.width();
-        }
-        if (!mDragHorizontalPositive || !mDragVerticalPositive) {
-            offset -= isNavBarVertical() ? mTrackRect.height() : mTrackRect.width();
-        }
-        float scrubFraction = Utilities.clamp(Math.abs(offset) * 1f / trackSize, 0, 1);
-        try {
-            mProxySender.getProxy().onQuickScrubProgress(scrubFraction);
-            if (DEBUG_OVERVIEW_PROXY) {
-                Log.d(TAG_OPS, "Quick Scrub Progress:" + scrubFraction);
-            }
-        } catch (RemoteException e) {
-            Log.e(TAG, "Failed to send progress of quick scrub.", e);
-        }
+        super.onGestureMove(x, y);
         mHighlightCenter = x;
         mNavigationBarView.invalidate();
     }
@@ -278,14 +238,7 @@
 
     private void endQuickScrub(boolean animate) {
         animateEnd();
-        try {
-            mProxySender.getProxy().onQuickScrubEnd();
-            if (DEBUG_OVERVIEW_PROXY) {
-                Log.d(TAG_OPS, "Quick Scrub End");
-            }
-        } catch (RemoteException e) {
-            Log.e(TAG, "Failed to send end of quick scrub.", e);
-        }
+        endQuickGesture(animate);
         if (!animate) {
             if (mTrackAnimator != null) {
                 mTrackAnimator.end();
@@ -295,7 +248,7 @@
     }
 
     private void updateHighlight() {
-        if (mTrackRect.isEmpty()) {
+        if (mDragOverRect.isEmpty()) {
             return;
         }
         int colorBase, colorGrad;
@@ -306,8 +259,8 @@
             colorBase = getContext().getColor(R.color.quick_step_track_background_background_light);
             colorGrad = getContext().getColor(R.color.quick_step_track_background_foreground_light);
         }
-        final RadialGradient mHighlight = new RadialGradient(0, mTrackRect.height() / 2,
-                mTrackRect.width() * GRADIENT_WIDTH, colorGrad, colorBase,
+        final RadialGradient mHighlight = new RadialGradient(0, mDragOverRect.height() / 2,
+                mDragOverRect.width() * GRADIENT_WIDTH, colorGrad, colorBase,
                 Shader.TileMode.CLAMP);
         mTrackPaint.setShader(mHighlight);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java
index 4983618..9eb5737a 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java
@@ -76,7 +76,9 @@
     private static final int ACTION_SWIPE_DOWN_INDEX = 1;
     private static final int ACTION_SWIPE_LEFT_INDEX = 2;
     private static final int ACTION_SWIPE_RIGHT_INDEX = 3;
-    private static final int MAX_GESTURES = 4;
+    private static final int ACTION_SWIPE_LEFT_FROM_EDGE_INDEX = 4;
+    private static final int ACTION_SWIPE_RIGHT_FROM_EDGE_INDEX = 5;
+    private static final int MAX_GESTURES = 6;
 
     private NavigationBarView mNavigationBarView;
 
@@ -97,6 +99,7 @@
     private float mMaxDragLimit;
     private float mMinDragLimit;
     private float mDragDampeningFactor;
+    private float mEdgeSwipeThreshold;
 
     private NavigationGestureAction mCurrentAction;
     private NavigationGestureAction[] mGestureActions = new NavigationGestureAction[MAX_GESTURES];
@@ -128,15 +131,21 @@
      * @param swipeDownAction action after swiping down
      * @param swipeLeftAction action after swiping left
      * @param swipeRightAction action after swiping right
+     * @param swipeLeftFromEdgeAction action swiping left starting from the right side
+     * @param swipeRightFromEdgeAction action swiping right starting from the left side
      */
     public void setGestureActions(@Nullable NavigationGestureAction swipeUpAction,
             @Nullable NavigationGestureAction swipeDownAction,
             @Nullable NavigationGestureAction swipeLeftAction,
-            @Nullable NavigationGestureAction swipeRightAction) {
+            @Nullable NavigationGestureAction swipeRightAction,
+            @Nullable NavigationGestureAction swipeLeftFromEdgeAction,
+            @Nullable NavigationGestureAction swipeRightFromEdgeAction) {
         mGestureActions[ACTION_SWIPE_UP_INDEX] = swipeUpAction;
         mGestureActions[ACTION_SWIPE_DOWN_INDEX] = swipeDownAction;
         mGestureActions[ACTION_SWIPE_LEFT_INDEX] = swipeLeftAction;
         mGestureActions[ACTION_SWIPE_RIGHT_INDEX] = swipeRightAction;
+        mGestureActions[ACTION_SWIPE_LEFT_FROM_EDGE_INDEX] = swipeLeftFromEdgeAction;
+        mGestureActions[ACTION_SWIPE_RIGHT_FROM_EDGE_INDEX] = swipeRightFromEdgeAction;
 
         // Set the current state to all actions
         for (NavigationGestureAction action: mGestureActions) {
@@ -233,6 +242,8 @@
                 mNavigationBarView.transformMatrixToLocal(mTransformLocalMatrix);
                 mAllowGestureDetection = true;
                 mNotificationsVisibleOnDown = !mNavigationBarView.isNotificationsFullyCollapsed();
+                mEdgeSwipeThreshold = mContext.getResources()
+                        .getDimensionPixelSize(R.dimen.navigation_bar_edge_swipe_threshold);
                 break;
             }
             case MotionEvent.ACTION_MOVE: {
@@ -284,13 +295,17 @@
                         }
                     } else if (exceededSwipeHorizontalTouchSlop) {
                         if (mDragHPositive ? (posH < touchDownH) : (posH > touchDownH)) {
-                            // Swiping left (ltr) gesture
-                            tryToStartGesture(mGestureActions[ACTION_SWIPE_LEFT_INDEX],
-                                    true /* alignedWithNavBar */, event);
+                            // Swiping left (rtl) gesture
+                            int index = isEdgeSwipeAlongNavBar(touchDownH, !mDragHPositive)
+                                    ? ACTION_SWIPE_LEFT_FROM_EDGE_INDEX : ACTION_SWIPE_LEFT_INDEX;
+                            tryToStartGesture(mGestureActions[index], true /* alignedWithNavBar */,
+                                    event);
                         } else {
                             // Swiping right (ltr) gesture
-                            tryToStartGesture(mGestureActions[ACTION_SWIPE_RIGHT_INDEX],
-                                    true /* alignedWithNavBar */, event);
+                            int index = isEdgeSwipeAlongNavBar(touchDownH, mDragHPositive)
+                                    ? ACTION_SWIPE_RIGHT_FROM_EDGE_INDEX : ACTION_SWIPE_RIGHT_INDEX;
+                            tryToStartGesture(mGestureActions[index], true /* alignedWithNavBar */,
+                                    event);
                         }
                     }
                 }
@@ -333,6 +348,17 @@
         return mCurrentAction != null || deadZoneConsumed;
     }
 
+    private boolean isEdgeSwipeAlongNavBar(int touchDown, boolean dragPositiveDirection) {
+        // Detect edge swipe from side of 0 -> threshold
+        if (dragPositiveDirection) {
+            return touchDown < mEdgeSwipeThreshold;
+        }
+        // Detect edge swipe from side of size -> (size - threshold)
+        final int largeSide = isNavBarVertical()
+                ? mNavigationBarView.getHeight() : mNavigationBarView.getWidth();
+        return touchDown > largeSide - mEdgeSwipeThreshold;
+    }
+
     private void handleDragHitTarget(int position, int touchDown) {
         // Drag the hit target if gesture action requires it
         if (mHitTarget != null && (mGestureVerticalDragsButton || mGestureHorizontalDragsButton)) {
@@ -480,7 +506,7 @@
                 event.transform(mTransformLocalMatrix);
 
                 // Calculate the bounding limits of drag to avoid dragging off nav bar's window
-                if (action.requiresDragWithHitTarget() && mHitTarget != null) {
+                if (action.allowHitTargetToMoveOverDrag() && mHitTarget != null) {
                     final int[] buttonCenter = new int[2];
                     View button = mHitTarget.getCurrentView();
                     button.getLocationInWindow(buttonCenter);
@@ -505,7 +531,7 @@
 
             // Handle direction of the hit target drag from the axis that started the gesture
             // Also calculate the dampening factor, weaker dampening if there is an active action
-            if (action.requiresDragWithHitTarget()) {
+            if (action.allowHitTargetToMoveOverDrag()) {
                 if (alignedWithNavBar) {
                     mGestureHorizontalDragsButton = true;
                     mGestureVerticalDragsButton = false;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSwitchAction.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSwitchAction.java
new file mode 100644
index 0000000..40f2392
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSwitchAction.java
@@ -0,0 +1,139 @@
+/*
+ * Copyright (C) 2018 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.systemui.statusbar.phone;
+
+import static com.android.systemui.recents.OverviewProxyService.DEBUG_OVERVIEW_PROXY;
+import static com.android.systemui.recents.OverviewProxyService.TAG_OPS;
+
+import android.annotation.NonNull;
+import android.graphics.Rect;
+import android.os.RemoteException;
+import android.provider.Settings;
+import android.util.Log;
+import android.view.MotionEvent;
+
+import com.android.systemui.recents.OverviewProxyService;
+import com.android.systemui.shared.recents.utilities.Utilities;
+
+/**
+ * QuickSwitch action to send to launcher
+ */
+public class QuickSwitchAction extends NavigationGestureAction {
+    private static final String TAG = "QuickSwitchAction";
+    private static final String QUICKSWITCH_ENABLED_SETTING = "QUICK_SWITCH";
+
+    protected final Rect mDragOverRect = new Rect();
+
+    public QuickSwitchAction(@NonNull NavigationBarView navigationBar,
+            @NonNull OverviewProxyService service) {
+        super(navigationBar, service);
+    }
+
+    @Override
+    public void setBarState(boolean changed, int navBarPos, boolean dragHorPositive,
+            boolean dragVerPositive) {
+        super.setBarState(changed, navBarPos, dragHorPositive, dragVerPositive);
+        if (changed && isActive()) {
+            // End quickscrub if the state changes mid-transition
+            endQuickGesture(false /* animate */);
+        }
+    }
+
+    @Override
+    public boolean isEnabled() {
+        return mNavigationBarView.isQuickScrubEnabled();
+    }
+
+    @Override
+    protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
+        super.onLayout(changed, left, top, right, bottom);
+        mDragOverRect.set(top, left, right, bottom);
+    }
+
+    @Override
+    public boolean disableProxyEvents() {
+        return true;
+    }
+
+    @Override
+    protected void onGestureStart(MotionEvent event) {
+        // Temporarily enable launcher to allow quick switch instead of quick scrub
+        Settings.Global.putInt(mNavigationBarView.getContext().getContentResolver(),
+                QUICKSWITCH_ENABLED_SETTING, 1 /* enabled */);
+
+        startQuickGesture(event);
+    }
+
+    @Override
+    public void onGestureMove(int x, int y) {
+        int dragLength, offset;
+        if (isNavBarVertical()) {
+            dragLength = mDragOverRect.height();
+            offset = y - mDragOverRect.top;
+        } else {
+            offset = x - mDragOverRect.left;
+            dragLength = mDragOverRect.width();
+        }
+        if (!mDragHorizontalPositive || !mDragVerticalPositive) {
+            offset -= dragLength;
+        }
+        float scrubFraction = Utilities.clamp(Math.abs(offset) * 1f / dragLength, 0, 1);
+        try {
+            mProxySender.getProxy().onQuickScrubProgress(scrubFraction);
+            if (DEBUG_OVERVIEW_PROXY) {
+                Log.d(TAG_OPS, "Quick Switch Progress:" + scrubFraction);
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG, "Failed to send progress of quick switch.", e);
+        }
+    }
+
+    @Override
+    protected void onGestureEnd() {
+        endQuickGesture(true /* animate */);
+
+        // Disable launcher to use quick switch instead of quick scrub
+        Settings.Global.putInt(mNavigationBarView.getContext().getContentResolver(),
+                QUICKSWITCH_ENABLED_SETTING, 0 /* disabled */);
+    }
+
+    protected void startQuickGesture(MotionEvent event) {
+        // Disable slippery for quick scrub to not cancel outside the nav bar
+        mNavigationBarView.updateSlippery();
+
+        try {
+            mProxySender.getProxy().onQuickScrubStart();
+            if (DEBUG_OVERVIEW_PROXY) {
+                Log.d(TAG_OPS, "Quick Scrub Start");
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG, "Failed to send start of quick scrub.", e);
+        }
+        mProxySender.notifyQuickScrubStarted();
+    }
+
+    protected void endQuickGesture(boolean animate) {
+        try {
+            mProxySender.getProxy().onQuickScrubEnd();
+            if (DEBUG_OVERVIEW_PROXY) {
+                Log.d(TAG_OPS, "Quick Scrub End");
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG, "Failed to send end of quick scrub.", e);
+        }
+    }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/QuickStepControllerTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/QuickStepControllerTest.java
index cdaa242..abb8c79 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/QuickStepControllerTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/QuickStepControllerTest.java
@@ -61,6 +61,10 @@
 @RunWithLooper
 @SmallTest
 public class QuickStepControllerTest extends SysuiTestCase {
+    private static final int NAVBAR_WIDTH = 1000;
+    private static final int NAVBAR_HEIGHT = 300;
+    private static final int EDGE_THRESHOLD = 100;
+
     private QuickStepController mController;
     private NavigationBarView mNavigationBarView;
     private StatusBar mStatusBar;
@@ -73,6 +77,8 @@
         MockitoAnnotations.initMocks(this);
         final ButtonDispatcher backButton = mock(ButtonDispatcher.class);
         mResources = mock(Resources.class);
+        doReturn(EDGE_THRESHOLD).when(mResources)
+                .getDimensionPixelSize(R.dimen.navigation_bar_edge_swipe_threshold);
 
         mProxyService = mock(OverviewProxyService.class);
         mProxy = mock(IOverviewProxy.Stub.class);
@@ -109,7 +115,8 @@
     public void testNoGesturesWhenSwipeUpDisabled() throws Exception {
         doReturn(false).when(mProxyService).shouldShowSwipeUpUI();
         mController.setGestureActions(mockAction(true), null /* swipeDownAction */,
-                null /* swipeLeftAction */, null /* swipeRightAction */);
+                null /* swipeLeftAction */, null /* swipeRightAction */,  null /* leftEdgeSwipe */,
+                null /* rightEdgeSwipe */);
 
         MotionEvent ev = event(MotionEvent.ACTION_DOWN, 1, 1);
         assertFalse(mController.onInterceptTouchEvent(ev));
@@ -124,7 +131,8 @@
         // Add enabled gesture action
         NavigationGestureAction action = mockAction(true);
         mController.setGestureActions(action, null /* swipeDownAction */,
-                null /* swipeLeftAction */, null /* swipeRightAction */);
+                null /* swipeLeftAction */, null /* swipeRightAction */, null /* leftEdgeSwipe */,
+                null /* rightEdgeSwipe */);
 
         assertFalse(mController.onInterceptTouchEvent(ev));
         verify(mNavigationBarView, times(1)).requestUnbufferedDispatch(ev);
@@ -140,7 +148,8 @@
 
         // Add enabled gesture action
         mController.setGestureActions(mockAction(true), null /* swipeDownAction */,
-                null /* swipeLeftAction */, null /* swipeRightAction */);
+                null /* swipeLeftAction */, null /* swipeRightAction */, null /* leftEdgeSwipe */,
+                null /* rightEdgeSwipe */);
 
         // Set the gesture on deadzone
         doReturn(null).when(mProxyService).getProxy();
@@ -165,7 +174,8 @@
     @Test
     public void testOnTouchIgnoredDownEventAfterOnIntercept() {
         mController.setGestureActions(mockAction(true), null /* swipeDownAction */,
-                null /* swipeLeftAction */, null /* swipeRightAction */);
+                null /* swipeLeftAction */, null /* swipeRightAction */, null /* leftEdgeSwipe */,
+                null /* rightEdgeSwipe */);
 
         MotionEvent ev = event(MotionEvent.ACTION_DOWN, 1, 1);
         assertFalse(touch(ev));
@@ -178,29 +188,45 @@
 
     @Test
     public void testGesturesCallCorrectAction() throws Exception {
+        doReturn(NAVBAR_WIDTH).when(mNavigationBarView).getWidth();
+        doReturn(NAVBAR_HEIGHT).when(mNavigationBarView).getHeight();
+
         NavigationGestureAction swipeUp = mockAction(true);
         NavigationGestureAction swipeDown = mockAction(true);
         NavigationGestureAction swipeLeft = mockAction(true);
         NavigationGestureAction swipeRight = mockAction(true);
-        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight);
+        NavigationGestureAction swipeLeftFromEdge = mockAction(true);
+        NavigationGestureAction swipeRightFromEdge = mockAction(true);
+        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight, swipeLeftFromEdge,
+                swipeRightFromEdge);
 
         // Swipe Up
         assertGestureTriggersAction(swipeUp, 1, 100, 5, 1);
         // Swipe Down
         assertGestureTriggersAction(swipeDown, 1, 1, 5, 100);
         // Swipe Left
-        assertGestureTriggersAction(swipeLeft, 100, 1, 5, 1);
+        assertGestureTriggersAction(swipeLeft, NAVBAR_WIDTH / 2, 1, 5, 1);
         // Swipe Right
-        assertGestureTriggersAction(swipeRight, 1, 1, 100, 5);
+        assertGestureTriggersAction(swipeRight, NAVBAR_WIDTH / 2, 1, NAVBAR_WIDTH, 5);
+        // Swipe Left from Edge
+        assertGestureTriggersAction(swipeLeftFromEdge, NAVBAR_WIDTH, 1, 5, 1);
+        // Swipe Right from Edge
+        assertGestureTriggersAction(swipeRightFromEdge, 0, 1, NAVBAR_WIDTH, 5);
     }
 
     @Test
     public void testGesturesCallCorrectActionLandscape() throws Exception {
+        doReturn(NAVBAR_HEIGHT).when(mNavigationBarView).getWidth();
+        doReturn(NAVBAR_WIDTH).when(mNavigationBarView).getHeight();
+
         NavigationGestureAction swipeUp = mockAction(true);
         NavigationGestureAction swipeDown = mockAction(true);
         NavigationGestureAction swipeLeft = mockAction(true);
         NavigationGestureAction swipeRight = mockAction(true);
-        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight);
+        NavigationGestureAction swipeLeftFromEdge = mockAction(true);
+        NavigationGestureAction swipeRightFromEdge = mockAction(true);
+        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight, swipeLeftFromEdge,
+                swipeRightFromEdge);
 
         // In landscape
         mController.setBarState(false /* isRTL */, NAV_BAR_RIGHT);
@@ -208,34 +234,50 @@
         // Swipe Up
         assertGestureTriggersAction(swipeRight, 1, 100, 5, 1);
         // Swipe Down
-        assertGestureTriggersAction(swipeLeft, 1, 1, 5, 100);
+        assertGestureTriggersAction(swipeLeft, 1, NAVBAR_WIDTH / 2, 5, NAVBAR_WIDTH);
         // Swipe Left
         assertGestureTriggersAction(swipeUp, 100, 1, 5, 1);
         // Swipe Right
         assertGestureTriggersAction(swipeDown, 1, 1, 100, 5);
+        // Swipe Up from Edge
+        assertGestureTriggersAction(swipeRightFromEdge, 1, NAVBAR_WIDTH, 5, 0);
+        // Swipe Down from Edge
+        assertGestureTriggersAction(swipeLeftFromEdge, 0, 1, 0, NAVBAR_WIDTH);
     }
 
     @Test
     public void testGesturesCallCorrectActionSeascape() throws Exception {
+        doReturn(NAVBAR_HEIGHT).when(mNavigationBarView).getWidth();
+        doReturn(NAVBAR_WIDTH).when(mNavigationBarView).getHeight();
+
         mController.setBarState(false /* isRTL */, NAV_BAR_LEFT);
         NavigationGestureAction swipeUp = mockAction(true);
         NavigationGestureAction swipeDown = mockAction(true);
         NavigationGestureAction swipeLeft = mockAction(true);
         NavigationGestureAction swipeRight = mockAction(true);
-        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight);
+        NavigationGestureAction swipeLeftFromEdge = mockAction(true);
+        NavigationGestureAction swipeRightFromEdge = mockAction(true);
+        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight, swipeLeftFromEdge,
+                swipeRightFromEdge);
 
         // Swipe Up
-        assertGestureTriggersAction(swipeLeft, 1, 100, 5, 1);
+        assertGestureTriggersAction(swipeLeft, 1, NAVBAR_WIDTH / 2, 5, 1);
         // Swipe Down
-        assertGestureTriggersAction(swipeRight, 1, 1, 5, 100);
+        assertGestureTriggersAction(swipeRight, 1, NAVBAR_WIDTH / 2, 5, NAVBAR_WIDTH);
         // Swipe Left
         assertGestureTriggersAction(swipeDown, 100, 1, 5, 1);
         // Swipe Right
         assertGestureTriggersAction(swipeUp, 1, 1, 100, 5);
+        // Swipe Up from Edge
+        assertGestureTriggersAction(swipeLeftFromEdge, 1, NAVBAR_WIDTH, 5, 0);
+        // Swipe Down from Edge
+        assertGestureTriggersAction(swipeRightFromEdge, 0, 1, 0, NAVBAR_WIDTH);
     }
 
     @Test
     public void testGesturesCallCorrectActionRTL() throws Exception {
+        doReturn(NAVBAR_WIDTH).when(mNavigationBarView).getWidth();
+        doReturn(NAVBAR_HEIGHT).when(mNavigationBarView).getHeight();
         mController.setBarState(true /* isRTL */, NAV_BAR_BOTTOM);
 
         // The swipe gestures below are for LTR, so RTL in portrait will be swapped
@@ -243,20 +285,29 @@
         NavigationGestureAction swipeDown = mockAction(true);
         NavigationGestureAction swipeLeft = mockAction(true);
         NavigationGestureAction swipeRight = mockAction(true);
-        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight);
+        NavigationGestureAction swipeLeftFromEdge = mockAction(true);
+        NavigationGestureAction swipeRightFromEdge = mockAction(true);
+        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight, swipeLeftFromEdge,
+                swipeRightFromEdge);
 
         // Swipe Up in RTL
         assertGestureTriggersAction(swipeUp, 1, 100, 5, 1);
         // Swipe Down in RTL
         assertGestureTriggersAction(swipeDown, 1, 1, 5, 100);
         // Swipe Left in RTL
-        assertGestureTriggersAction(swipeRight, 100, 1, 5, 1);
+        assertGestureTriggersAction(swipeRight, NAVBAR_WIDTH / 2, 1, 5, 1);
         // Swipe Right in RTL
-        assertGestureTriggersAction(swipeLeft, 1, 1, 100, 5);
+        assertGestureTriggersAction(swipeLeft, NAVBAR_WIDTH / 2, 1, NAVBAR_WIDTH, 0);
+        // Swipe Left from Edge
+        assertGestureTriggersAction(swipeRightFromEdge, NAVBAR_WIDTH, 1, 5, 1);
+        // Swipe Right from Edge
+        assertGestureTriggersAction(swipeLeftFromEdge, 0, 1, NAVBAR_WIDTH, 5);
     }
 
     @Test
     public void testGesturesCallCorrectActionLandscapeRTL() throws Exception {
+        doReturn(NAVBAR_HEIGHT).when(mNavigationBarView).getWidth();
+        doReturn(NAVBAR_WIDTH).when(mNavigationBarView).getHeight();
         mController.setBarState(true /* isRTL */, NAV_BAR_RIGHT);
 
         // The swipe gestures below are for LTR, so RTL in landscape will be swapped
@@ -264,20 +315,29 @@
         NavigationGestureAction swipeDown = mockAction(true);
         NavigationGestureAction swipeLeft = mockAction(true);
         NavigationGestureAction swipeRight = mockAction(true);
-        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight);
+        NavigationGestureAction swipeLeftFromEdge = mockAction(true);
+        NavigationGestureAction swipeRightFromEdge = mockAction(true);
+        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight, swipeLeftFromEdge,
+                swipeRightFromEdge);
 
         // Swipe Up
-        assertGestureTriggersAction(swipeLeft, 1, 100, 5, 1);
+        assertGestureTriggersAction(swipeLeft, 1, NAVBAR_WIDTH / 2, 5, 1);
         // Swipe Down
-        assertGestureTriggersAction(swipeRight, 1, 1, 5, 100);
+        assertGestureTriggersAction(swipeRight, 1, NAVBAR_WIDTH / 2, 5, NAVBAR_WIDTH);
         // Swipe Left
         assertGestureTriggersAction(swipeUp, 100, 1, 5, 1);
         // Swipe Right
         assertGestureTriggersAction(swipeDown, 1, 1, 100, 5);
+        // Swipe Up from Edge
+        assertGestureTriggersAction(swipeLeftFromEdge, 1, NAVBAR_WIDTH, 5, 0);
+        // Swipe Down from Edge
+        assertGestureTriggersAction(swipeRightFromEdge, 0, 1, 0, NAVBAR_WIDTH);
     }
 
     @Test
     public void testGesturesCallCorrectActionSeascapeRTL() throws Exception {
+        doReturn(NAVBAR_HEIGHT).when(mNavigationBarView).getWidth();
+        doReturn(NAVBAR_WIDTH).when(mNavigationBarView).getHeight();
         mController.setBarState(true /* isRTL */, NAV_BAR_LEFT);
 
         // The swipe gestures below are for LTR, so RTL in seascape will be swapped
@@ -285,16 +345,23 @@
         NavigationGestureAction swipeDown = mockAction(true);
         NavigationGestureAction swipeLeft = mockAction(true);
         NavigationGestureAction swipeRight = mockAction(true);
-        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight);
+        NavigationGestureAction swipeLeftFromEdge = mockAction(true);
+        NavigationGestureAction swipeRightFromEdge = mockAction(true);
+        mController.setGestureActions(swipeUp, swipeDown, swipeLeft, swipeRight, swipeLeftFromEdge,
+                swipeRightFromEdge);
 
         // Swipe Up
-        assertGestureTriggersAction(swipeRight, 1, 100, 5, 1);
+        assertGestureTriggersAction(swipeRight, 1, NAVBAR_WIDTH / 2, 5, 1);
         // Swipe Down
-        assertGestureTriggersAction(swipeLeft, 1, 1, 5, 100);
+        assertGestureTriggersAction(swipeLeft, 1, NAVBAR_WIDTH / 2, 5, NAVBAR_WIDTH);
         // Swipe Left
         assertGestureTriggersAction(swipeDown, 100, 1, 5, 1);
         // Swipe Right
         assertGestureTriggersAction(swipeUp, 1, 1, 100, 5);
+        // Swipe Up from Edge
+        assertGestureTriggersAction(swipeRightFromEdge, 1, NAVBAR_WIDTH, 5, 0);
+        // Swipe Down from Edge
+        assertGestureTriggersAction(swipeLeftFromEdge, 0, 1, 0, NAVBAR_WIDTH);
     }
 
     @Test
@@ -305,7 +372,8 @@
         // Add enabled gesture action
         NavigationGestureAction action = mockAction(true);
         mController.setGestureActions(action, null /* swipeDownAction */,
-                null /* swipeLeftAction */, null /* swipeRightAction */);
+                null /* swipeLeftAction */, null /* swipeRightAction */, null /* leftEdgeSwipe */,
+                null /* rightEdgeSwipe */);
 
         // Touch down to begin swipe
         MotionEvent downEvent = event(MotionEvent.ACTION_DOWN, 1, 100);
@@ -326,7 +394,8 @@
         NavigationGestureAction action = mockAction(true);
         doReturn(false).when(action).canRunWhenNotificationsShowing();
         mController.setGestureActions(action, null /* swipeDownAction */,
-                null /* swipeLeftAction */, null /* swipeRightAction */);
+                null /* swipeLeftAction */, null /* swipeRightAction */, null /* leftEdgeSwipe */,
+                null /* rightEdgeSwipe */);
 
         // Show the notifications
         doReturn(false).when(mNavigationBarView).isNotificationsFullyCollapsed();
@@ -351,7 +420,8 @@
     public void testActionCannotPerform() throws Exception {
         NavigationGestureAction action = mockAction(true);
         mController.setGestureActions(action, null /* swipeDownAction */,
-                null /* swipeLeftAction */, null /* swipeRightAction */);
+                null /* swipeLeftAction */, null /* swipeRightAction */, null /* leftEdgeSwipe */,
+                null /* rightEdgeSwipe */);
 
         // Cannot perform action
         doReturn(false).when(action).canPerformAction();
@@ -374,13 +444,17 @@
 
     @Test
     public void testQuickScrub() throws Exception {
+        doReturn(NAVBAR_WIDTH).when(mNavigationBarView).getWidth();
+        doReturn(NAVBAR_HEIGHT).when(mNavigationBarView).getHeight();
         QuickScrubAction action = spy(new QuickScrubAction(mNavigationBarView, mProxyService));
         mController.setGestureActions(null /* swipeUpAction */, null /* swipeDownAction */,
-                null /* swipeLeftAction */, action);
+                null /* swipeLeftAction */, action, null /* leftEdgeSwipe */,
+                null /* rightEdgeSwipe */);
+        int x = NAVBAR_WIDTH / 2;
         int y = 20;
 
         // Set the layout and other padding to make sure the scrub fraction is calculated correctly
-        action.onLayout(true, 0, 0, 400, 100);
+        action.onLayout(true, 0, 0, NAVBAR_WIDTH, NAVBAR_HEIGHT);
         doReturn(0).when(mNavigationBarView).getPaddingLeft();
         doReturn(0).when(mNavigationBarView).getPaddingRight();
         doReturn(0).when(mNavigationBarView).getPaddingStart();
@@ -393,14 +467,14 @@
         doReturn(true).when(mNavigationBarView).isQuickScrubEnabled();
 
         // Touch down
-        MotionEvent downEvent = event(MotionEvent.ACTION_DOWN, 0, y);
+        MotionEvent downEvent = event(MotionEvent.ACTION_DOWN, x, y);
         assertFalse(touch(downEvent));
         assertNull(mController.getCurrentAction());
         verify(mProxy, times(1)).onPreMotionEvent(mNavigationBarView.getDownHitTarget());
         verify(mProxy, times(1)).onMotionEvent(downEvent);
 
         // Move to start trigger action from gesture
-        MotionEvent moveEvent1 = event(MotionEvent.ACTION_MOVE, 100, y);
+        MotionEvent moveEvent1 = event(MotionEvent.ACTION_MOVE, x + 100, y);
         assertTrue(touch(moveEvent1));
         assertEquals(action, mController.getCurrentAction());
         verify(action, times(1)).onGestureStart(moveEvent1);
@@ -410,11 +484,13 @@
         verify(mProxy, never()).onMotionEvent(moveEvent1);
 
         // Move again for scrub
-        MotionEvent moveEvent2 = event(MotionEvent.ACTION_MOVE, 200, y);
+        float fraction = 3f / 4;
+        x = (int) (NAVBAR_WIDTH * fraction);
+        MotionEvent moveEvent2 = event(MotionEvent.ACTION_MOVE, x, y);
         assertTrue(touch(moveEvent2));
         assertEquals(action, mController.getCurrentAction());
-        verify(action, times(1)).onGestureMove(200, y);
-        verify(mProxy, times(1)).onQuickScrubProgress(1f / 2);
+        verify(action, times(1)).onGestureMove(x, y);
+        verify(mProxy, times(1)).onQuickScrubProgress(fraction);
         verify(mProxy, never()).onMotionEvent(moveEvent2);
 
         // Action up
@@ -430,7 +506,8 @@
     public void testQuickStep() throws Exception {
         QuickStepAction action = new QuickStepAction(mNavigationBarView, mProxyService);
         mController.setGestureActions(action, null /* swipeDownAction */,
-                null /* swipeLeftAction */, null /* swipeRightAction */);
+                null /* swipeLeftAction */, null /* swipeRightAction */, null /* leftEdgeSwipe */,
+                null /* rightEdgeSwipe */);
 
         // Notifications are up, should prevent quickstep
         doReturn(false).when(mNavigationBarView).isNotificationsFullyCollapsed();
@@ -466,7 +543,8 @@
     public void testLongPressPreventDetection() throws Exception {
         NavigationGestureAction action = mockAction(true);
         mController.setGestureActions(action, null /* swipeDownAction */,
-                null /* swipeLeftAction */, null /* swipeRightAction */);
+                null /* swipeLeftAction */, null /* swipeRightAction */, null /* leftEdgeSwipe */,
+                null /* rightEdgeSwipe */);
 
         // Start the drag up
         assertFalse(touch(MotionEvent.ACTION_DOWN, 100, 1));
@@ -488,23 +566,21 @@
 
     @Test
     public void testHitTargetDragged() throws Exception {
-        final int navbarWidth = 1000;
-        final int navbarHeight = 1000;
         ButtonDispatcher button = mock(ButtonDispatcher.class);
-        FakeLocationView buttonView = spy(new FakeLocationView(mContext, navbarWidth / 2,
-                navbarHeight / 2));
+        FakeLocationView buttonView = spy(new FakeLocationView(mContext, NAVBAR_WIDTH / 2,
+                NAVBAR_HEIGHT / 2));
         doReturn(buttonView).when(button).getCurrentView();
 
         NavigationGestureAction action = mockAction(true);
-        mController.setGestureActions(action, action, action, action);
+        mController.setGestureActions(action, action, action, action, action, action);
 
         // Setup getting the hit target
         doReturn(HIT_TARGET_HOME).when(action).requiresTouchDownHitTarget();
-        doReturn(true).when(action).requiresDragWithHitTarget();
+        doReturn(true).when(action).allowHitTargetToMoveOverDrag();
         doReturn(HIT_TARGET_HOME).when(mNavigationBarView).getDownHitTarget();
         doReturn(button).when(mNavigationBarView).getHomeButton();
-        doReturn(navbarWidth).when(mNavigationBarView).getWidth();
-        doReturn(navbarHeight).when(mNavigationBarView).getHeight();
+        doReturn(NAVBAR_WIDTH).when(mNavigationBarView).getWidth();
+        doReturn(NAVBAR_HEIGHT).when(mNavigationBarView).getHeight();
 
         // Portrait
         assertGestureDragsHitTargetAllDirections(buttonView, false /* isRTL */, NAV_BAR_BOTTOM);