Allow two finger swipes down.

Bug: 140715042
Test: atest SystemUITests
Change-Id: Iebfec76045897818cec89f588ebd1d72a782c942
(cherry picked from commit 70db873eeaf11f8e5f882bbbac7f605badb45a92)

3 files changed, 30 insertions, 0 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/classifier/brightline/PointerCountClassifier.java b/packages/SystemUI/src/com/android/systemui/classifier/brightline/PointerCountClassifier.java
index 40e141fbf988..6f9e12061974 100644
--- a/packages/SystemUI/src/com/android/systemui/classifier/brightline/PointerCountClassifier.java
+++ b/packages/SystemUI/src/com/android/systemui/classifier/brightline/PointerCountClassifier.java
@@ -16,6 +16,9 @@
 
 package com.android.systemui.classifier.brightline;
 
+import static com.android.systemui.classifier.Classifier.NOTIFICATION_DRAG_DOWN;
+import static com.android.systemui.classifier.Classifier.QUICK_SETTINGS;
+
 import android.view.MotionEvent;
 
 /**
@@ -27,6 +30,7 @@ import android.view.MotionEvent;
 class PointerCountClassifier extends FalsingClassifier {
 
     private static final int MAX_ALLOWED_POINTERS = 1;
+    private static final int MAX_ALLOWED_POINTERS_SWIPE_DOWN = 2;
     private int mMaxPointerCount;
 
     PointerCountClassifier(FalsingDataProvider dataProvider) {
@@ -48,6 +52,10 @@ class PointerCountClassifier extends FalsingClassifier {
 
     @Override
     public boolean isFalseTouch() {
+        int interactionType = getInteractionType();
+        if (interactionType == QUICK_SETTINGS || interactionType == NOTIFICATION_DRAG_DOWN) {
+            return mMaxPointerCount > MAX_ALLOWED_POINTERS_SWIPE_DOWN;
+        }
         return mMaxPointerCount > MAX_ALLOWED_POINTERS;
     }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/classifier/brightline/ClassifierTest.java b/packages/SystemUI/tests/src/com/android/systemui/classifier/brightline/ClassifierTest.java
index d011e486d2e0..3ba5d1ac79ea 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/classifier/brightline/ClassifierTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/classifier/brightline/ClassifierTest.java
@@ -16,6 +16,8 @@
 
 package com.android.systemui.classifier.brightline;
 
+import static com.android.systemui.classifier.Classifier.UNLOCK;
+
 import android.util.DisplayMetrics;
 import android.view.MotionEvent;
 
@@ -42,6 +44,7 @@ public class ClassifierTest extends SysuiTestCase {
         displayMetrics.widthPixels = 1000;
         displayMetrics.heightPixels = 1000;
         mDataProvider = new FalsingDataProvider(displayMetrics);
+        mDataProvider.setInteractionType(UNLOCK);
     }
 
     @After
diff --git a/packages/SystemUI/tests/src/com/android/systemui/classifier/brightline/PointerCountClassifierTest.java b/packages/SystemUI/tests/src/com/android/systemui/classifier/brightline/PointerCountClassifierTest.java
index 341b74b33784..96b2028da326 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/classifier/brightline/PointerCountClassifierTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/classifier/brightline/PointerCountClassifierTest.java
@@ -16,6 +16,8 @@
 
 package com.android.systemui.classifier.brightline;
 
+import static com.android.systemui.classifier.Classifier.QUICK_SETTINGS;
+
 import static org.hamcrest.CoreMatchers.is;
 import static org.junit.Assert.assertThat;
 
@@ -74,4 +76,21 @@ public class PointerCountClassifierTest extends ClassifierTest {
         motionEvent.recycle();
         assertThat(mClassifier.isFalseTouch(), is(true));
     }
+
+    @Test
+    public void testPass_multiPointerDragDown() {
+        MotionEvent.PointerProperties[] pointerProperties =
+                MotionEvent.PointerProperties.createArray(2);
+        pointerProperties[0].id = 0;
+        pointerProperties[1].id = 1;
+        MotionEvent.PointerCoords[] pointerCoords = MotionEvent.PointerCoords.createArray(2);
+        MotionEvent motionEvent = MotionEvent.obtain(
+                1, 1, MotionEvent.ACTION_DOWN, 2, pointerProperties, pointerCoords, 0, 0, 0, 0, 0,
+                0,
+                0, 0);
+        mClassifier.onTouchEvent(motionEvent);
+        motionEvent.recycle();
+        getDataProvider().setInteractionType(QUICK_SETTINGS);
+        assertThat(mClassifier.isFalseTouch(), is(false));
+    }
 }