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Commit 20883310 authored by Tracy Zhou's avatar Tracy Zhou Committed by Automerger Merge Worker
Browse files

Merge "Support swiping in both directions for trackpad back gesture" into udc-dev am: e7020d59 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21616356



Change-Id: I07932e630d8a94f58335df21f4dbbcaf41bf47c0
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents f9182a31 e7020d59

packages/SystemUI/src/com/android/systemui/navigationbar/gestural/EdgeBackGestureHandler.java

+15 −4
Original line number Diff line number Diff line
@@ -234,6 +234,7 @@ public class EdgeBackGestureHandler implements PluginListener<NavigationEdgeBack 
    private boolean mLogGesture = false;

    private boolean mInRejectedExclusion = false;

    private boolean mIsOnLeftEdge;

    private boolean mDeferSetIsOnLeftEdge;



    private boolean mIsAttached;

    private boolean mIsGesturalModeEnabled;
@@ -878,7 +879,9 @@ public class EdgeBackGestureHandler implements PluginListener<NavigationEdgeBack 
            // either the bouncer is showing or the notification panel is hidden

            mInputEventReceiver.setBatchingEnabled(false);

            if (isTrackpadEvent) {

                // TODO: show the back arrow based on the direction of the swipe.

                // Since trackpad gestures don't have zones, this will be determined later by the

                // direction of the gesture. {@code mIsOnLeftEdge} is set to false to begin with.

                mDeferSetIsOnLeftEdge = true;

                mIsOnLeftEdge = false;

            } else {

                mIsOnLeftEdge = ev.getX() <= mEdgeWidthLeft + mLeftInset;
@@ -899,7 +902,7 @@ public class EdgeBackGestureHandler implements PluginListener<NavigationEdgeBack 
                mEdgeBackPlugin.onMotionEvent(ev);

                dispatchToBackAnimation(ev);

            }

            if (mLogGesture) {

            if (mLogGesture || isTrackpadEvent) {

                mDownPoint.set(ev.getX(), ev.getY());

                mEndPoint.set(-1, -1);

                mThresholdCrossed = false;
@@ -907,9 +910,9 @@ public class EdgeBackGestureHandler implements PluginListener<NavigationEdgeBack 


            // For debugging purposes, only log edge points

            (isWithinInsets ? mGestureLogInsideInsets : mGestureLogOutsideInsets).log(String.format(

                    "Gesture [%d,alw=%B,%B,%B,%B,%B,disp=%s,wl=%d,il=%d,wr=%d,ir=%d,excl=%s]",

                    "Gesture [%d,alw=%B,%B,%B,%B,%B,%B,disp=%s,wl=%d,il=%d,wr=%d,ir=%d,excl=%s]",

                    System.currentTimeMillis(), isTrackpadEvent, mAllowGesture, mIsOnLeftEdge,

                    mIsBackGestureAllowed,

                    mDeferSetIsOnLeftEdge, mIsBackGestureAllowed,

                    QuickStepContract.isBackGestureDisabled(mSysUiFlags), mDisplaySize,

                    mEdgeWidthLeft, mLeftInset, mEdgeWidthRight, mRightInset, mExcludeRegion));

        } else if (mAllowGesture || mLogGesture) {
@@ -928,6 +931,14 @@ public class EdgeBackGestureHandler implements PluginListener<NavigationEdgeBack 
                    mLogGesture = false;

                    return;

                } else if (action == MotionEvent.ACTION_MOVE) {

                    if (isTrackpadEvent && mDeferSetIsOnLeftEdge) {

                        // mIsOnLeftEdge is determined by the relative position between the down

                        // and the current motion event for trackpad gestures instead of zoning.

                        mIsOnLeftEdge = mEndPoint.x > mDownPoint.x;

                        mEdgeBackPlugin.setIsLeftPanel(mIsOnLeftEdge);

                        mDeferSetIsOnLeftEdge = false;

                    }



                    if ((ev.getEventTime() - ev.getDownTime()) > mLongPressTimeout) {

                        if (mAllowGesture) {

                            logGesture(SysUiStatsLog.BACK_GESTURE__TYPE__INCOMPLETE_LONG_PRESS);