Frameworks_base: add dt2w on doze [2/2]

Thanx to Patrick for this excellent idea and to Dankoman for pointing me in the right direction ;)

Fix dt2s : ignore touch events for dt2s while dozing

PS2: fix "swipe down turns display off and disables doze until screen is turned on at least once"

Signed-off-by: Jean-Pierre Rasquin <[email protected]>
Signed-off-by: Varun Date <[email protected]>

Author: yank555-lu

core/java/android/provider/Settings.java

@@ -4871,6 +4871,12 @@ public boolean validate(String value) {
          */
         public static final String HEADS_UP_FORCE_ALL = "heads_up_force_all";
 
+        /**
+         * Require double tap instead of simple tap to wake from Doze pulse screen
+         * @hide
+         */
+        public static final String DOZE_WAKEUP_DOUBLETAP = "doze_wakeup_doubletap";
+
         /**
          * Settings to backup. This is here so that it's in the same place as the settings
          * keys and easy to update.

packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarWindowView.java

@@ -70,6 +70,8 @@ public class StatusBarWindowView extends FrameLayout {
 
     private int mStatusBarHeaderHeight;
 
+    private boolean mDozeWakeupDoubleTap;
+    private GestureDetector mDozeWakeupDoubleTapGesture;
     private boolean mDoubleTapToSleepEnabled;
     private boolean mDoubleTapToSleepLockScreen;
     private GestureDetector mDoubleTapGesture;
@@ -119,6 +121,15 @@ public boolean onDoubleTap(MotionEvent e) {
             }
         });
 
+        mDozeWakeupDoubleTapGesture = new GestureDetector(mContext,
+                new GestureDetector.SimpleOnGestureListener() {
+            @Override
+            public boolean onDoubleTap(MotionEvent e) {
+                mService.wakeUpIfDozing(e.getEventTime(), e);
+                return true;
+            }
+        });
+
         // We really need to be able to animate while window animations are going on
         // so that activities may be started asynchronously from panel animations
         final ViewRootImpl root = getViewRootImpl();
@@ -224,10 +235,16 @@ public boolean onInterceptTouchEvent(MotionEvent ev) {
                 && mStackScrollLayout.getVisibility() == View.VISIBLE
                 && mService.getBarState() == StatusBarState.KEYGUARD
                 && !mService.isBouncerShowing()) {
-            intercept = mDragDownHelper.onInterceptTouchEvent(ev);
+            if (!mDozeWakeupDoubleTap || (mDozeWakeupDoubleTap && !mService.isDozing())) {
+                intercept = mDragDownHelper.onInterceptTouchEvent(ev);
+            }
             // wake up on a touch down event, if dozing
-            if (ev.getActionMasked() == MotionEvent.ACTION_DOWN) {
-                mService.wakeUpIfDozing(ev.getEventTime(), ev);
+            if (mDozeWakeupDoubleTap) {
+                mDozeWakeupDoubleTapGesture.onTouchEvent(ev);
+            } else {
+                if (ev.getActionMasked() == MotionEvent.ACTION_DOWN) {
+                    mService.wakeUpIfDozing(ev.getEventTime(), ev);
+                }
             }
         }
         if (!intercept) {
@@ -322,6 +339,8 @@ void observe() {
                     CMSettings.System.DOUBLE_TAP_SLEEP_GESTURE), false, this);
             resolver.registerContentObserver(Settings.System.getUriFor(
                     Settings.System.DOUBLE_TAP_SLEEP_LOCK_SCREEN), false, this);
+            resolver.registerContentObserver(Settings.System.getUriFor(
+                    Settings.System.DOZE_WAKEUP_DOUBLETAP), false, this);
             update();
         }
 
@@ -346,6 +365,8 @@ public void update() {
                     .getInt(resolver, CMSettings.System.DOUBLE_TAP_SLEEP_GESTURE, 1) == 1;
             mDoubleTapToSleepLockScreen = Settings.System.getIntForUser(resolver,
                     Settings.System.DOUBLE_TAP_SLEEP_LOCK_SCREEN, 0, UserHandle.USER_CURRENT) == 1;
+            mDozeWakeupDoubleTap = Settings.System.getInt(
+                    resolver, Settings.System.DOZE_WAKEUP_DOUBLETAP, 0) == 1;
         }
     }
 }