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Commit dc0fdfbf authored by Vinit Nayak's avatar Vinit Nayak Committed by Automerger Merge Worker
Browse files

Merge "Disabled back gesture when quickswitching if needed" into rvc-dev am: 74153ee3 

Change-Id: I2289c8c00adf962f8815e38d863880dbc8c9c96a
parents d3803377 74153ee3

packages/SystemUI/shared/src/com/android/systemui/shared/recents/ISystemUiProxy.aidl

+7 −1
Original line number Diff line number Diff line
@@ -26,7 +26,7 @@ import com.android.systemui.shared.recents.IPinnedStackAnimationListener; 


/**

 * Temporary callbacks into SystemUI.

 * Next id = 25

 * Next id = 26

 */

interface ISystemUiProxy {
@@ -140,4 +140,10 @@ interface ISystemUiProxy { 
     * Sets listener to get pinned stack animation callbacks.

     */

    void setPinnedStackAnimationListener(IPinnedStackAnimationListener listener) = 24;



    /**

     * Notifies that quickstep will switch to a new task

     * @param rotation indicates which Surface.Rotation the gesture was started in

     */

    void onQuickSwitchToNewTask(int rotation) = 25;

}

packages/SystemUI/src/com/android/systemui/recents/OverviewProxyService.java

+21 −0
Original line number Diff line number Diff line
@@ -55,6 +55,7 @@ import android.os.UserHandle; 
import android.util.Log;

import android.view.InputMonitor;

import android.view.MotionEvent;

import android.view.Surface;

import android.view.accessibility.AccessibilityManager;



import com.android.internal.policy.ScreenDecorationsUtils;
@@ -416,6 +417,19 @@ public class OverviewProxyService implements CallbackController<OverviewProxyLis 
            }

        }



        @Override

        public void onQuickSwitchToNewTask(@Surface.Rotation int rotation) {

            if (!verifyCaller("onQuickSwitchToNewTask")) {

                return;

            }

            long token = Binder.clearCallingIdentity();

            try {

                mHandler.post(() -> notifyQuickSwitchToNewTask(rotation));

            } finally {

                Binder.restoreCallingIdentity(token);

            }

        }



        private boolean verifyCaller(String reason) {

            final int callerId = Binder.getCallingUserHandle().getIdentifier();

            if (callerId != mCurrentBoundedUserId) {
@@ -785,6 +799,12 @@ public class OverviewProxyService implements CallbackController<OverviewProxyLis 
        }

    }



    private void notifyQuickSwitchToNewTask(@Surface.Rotation int rotation) {

        for (int i = mConnectionCallbacks.size() - 1; i >= 0; --i) {

            mConnectionCallbacks.get(i).onQuickSwitchToNewTask(rotation);

        }

    }



    public void notifyQuickScrubStarted() {

        for (int i = mConnectionCallbacks.size() - 1; i >= 0; --i) {

            mConnectionCallbacks.get(i).onQuickScrubStarted();
@@ -850,6 +870,7 @@ public class OverviewProxyService implements CallbackController<OverviewProxyLis 
    public interface OverviewProxyListener {

        default void onConnectionChanged(boolean isConnected) {}

        default void onQuickStepStarted() {}

        default void onQuickSwitchToNewTask(@Surface.Rotation int rotation) {}

        default void onOverviewShown(boolean fromHome) {}

        default void onQuickScrubStarted() {}

        /** Notify changes in the nav bar button alpha */

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

+88 −1
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ import static android.view.Display.INVALID_DISPLAY; 


import android.content.Context;

import android.content.res.Resources;

import android.database.ContentObserver;

import android.graphics.PixelFormat;

import android.graphics.Point;

import android.graphics.PointF;
@@ -26,10 +27,14 @@ import android.graphics.Region; 
import android.hardware.display.DisplayManager;

import android.hardware.display.DisplayManager.DisplayListener;

import android.hardware.input.InputManager;

import android.net.Uri;

import android.os.Handler;

import android.os.Looper;

import android.os.RemoteException;

import android.os.SystemClock;

import android.os.SystemProperties;

import android.os.UserHandle;

import android.provider.Settings;

import android.util.Log;

import android.view.ISystemGestureExclusionListener;

import android.view.InputChannel;
@@ -40,6 +45,7 @@ import android.view.InputMonitor; 
import android.view.KeyCharacterMap;

import android.view.KeyEvent;

import android.view.MotionEvent;

import android.view.Surface;

import android.view.ViewConfiguration;

import android.view.WindowManager;

import android.view.WindowManagerGlobal;
@@ -53,8 +59,10 @@ import com.android.systemui.plugins.NavigationEdgeBackPlugin; 
import com.android.systemui.plugins.PluginListener;

import com.android.systemui.recents.OverviewProxyService;

import com.android.systemui.shared.plugins.PluginManager;

import com.android.systemui.shared.system.ActivityManagerWrapper;

import com.android.systemui.shared.system.QuickStepContract;

import com.android.systemui.shared.system.SysUiStatsLog;

import com.android.systemui.shared.system.TaskStackChangeListener;

import com.android.systemui.shared.tracing.ProtoTraceable;

import com.android.systemui.tracing.ProtoTracer;

import com.android.systemui.tracing.nano.EdgeBackGestureHandlerProto;
@@ -72,6 +80,8 @@ public class EdgeBackGestureHandler implements DisplayListener, 
    private static final String TAG = "EdgeBackGestureHandler";

    private static final int MAX_LONG_PRESS_TIMEOUT = SystemProperties.getInt(

            "gestures.back_timeout", 250);

    private static final String FIXED_ROTATION_TRANSFORM_SETTING_NAME = "fixed_rotation_transform";





    private ISystemGestureExclusionListener mGestureExclusionListener =

            new ISystemGestureExclusionListener.Stub() {
@@ -88,6 +98,33 @@ public class EdgeBackGestureHandler implements DisplayListener, 
                }

            };



    private OverviewProxyService.OverviewProxyListener mQuickSwitchListener =

            new OverviewProxyService.OverviewProxyListener() {

                @Override

                public void onQuickSwitchToNewTask(@Surface.Rotation int rotation) {

                    mStartingQuickstepRotation = rotation;

                    updateDisabledForQuickstep();

                }

            };



    private TaskStackChangeListener mTaskStackChangeListener = new TaskStackChangeListener() {

        @Override

        public void onRecentTaskListFrozenChanged(boolean frozen) {

            if (!frozen) {

                mStartingQuickstepRotation = -1;

                mDisabledForQuickstep = false;

            }

        }

    };



    private final ContentObserver mFixedRotationObserver = new ContentObserver(

            new Handler(Looper.getMainLooper())) {

        @Override

        public void onChange(boolean selfChange, Uri uri) {

            updatedFixedRotation();

        }

    };



    private final Context mContext;

    private final OverviewProxyService mOverviewProxyService;

    private PluginManager mPluginManager;
@@ -110,6 +147,11 @@ public class EdgeBackGestureHandler implements DisplayListener, 
    private final float mTouchSlop;

    // Duration after which we consider the event as longpress.

    private final int mLongPressTimeout;

    private int mStartingQuickstepRotation = -1;

    // We temporarily disable back gesture when user is quickswitching

    // between apps of different orientations

    private boolean mDisabledForQuickstep;

    private boolean mFixedRotationFlagEnabled;



    private final PointF mDownPoint = new PointF();

    private final PointF mEndPoint = new PointF();
@@ -193,6 +235,13 @@ public class EdgeBackGestureHandler implements DisplayListener, 
     */

    public void onNavBarAttached() {

        mIsAttached = true;

        updatedFixedRotation();

        if (mFixedRotationFlagEnabled) {

            setRotationCallbacks(true);

        }

        mContext.getContentResolver().registerContentObserver(

                Settings.Global.getUriFor(FIXED_ROTATION_TRANSFORM_SETTING_NAME),

                false /* notifyForDescendants */, mFixedRotationObserver, UserHandle.USER_ALL);

        updateIsEnabled();

    }
@@ -201,9 +250,25 @@ public class EdgeBackGestureHandler implements DisplayListener, 
     */

    public void onNavBarDetached() {

        mIsAttached = false;

        if (mFixedRotationFlagEnabled) {

            setRotationCallbacks(false);

        }

        mContext.getContentResolver().unregisterContentObserver(mFixedRotationObserver);

        updateIsEnabled();

    }



    private void setRotationCallbacks(boolean enable) {

        if (enable) {

            ActivityManagerWrapper.getInstance().registerTaskStackListener(

                    mTaskStackChangeListener);

            mOverviewProxyService.addCallback(mQuickSwitchListener);

        } else {

            ActivityManagerWrapper.getInstance().unregisterTaskStackListener(

                    mTaskStackChangeListener);

            mOverviewProxyService.removeCallback(mQuickSwitchListener);

        }

    }



    public void onNavigationModeChanged(int mode, Context currentUserContext) {

        mIsGesturalModeEnabled = QuickStepContract.isGesturalMode(mode);

        updateIsEnabled();
@@ -405,7 +470,8 @@ public class EdgeBackGestureHandler implements DisplayListener, 
            mLogGesture = false;

            mInRejectedExclusion = false;

            mAllowGesture = !QuickStepContract.isBackGestureDisabled(mSysUiFlags)

                    && isWithinTouchRegion((int) ev.getX(), (int) ev.getY());

                    && isWithinTouchRegion((int) ev.getX(), (int) ev.getY())

                    && !mDisabledForQuickstep;

            if (mAllowGesture) {

                mEdgeBackPlugin.setIsLeftPanel(mIsOnLeftEdge);

                mEdgeBackPlugin.onMotionEvent(ev);
@@ -466,6 +532,11 @@ public class EdgeBackGestureHandler implements DisplayListener, 
        Dependency.get(ProtoTracer.class).update();

    }



    private void updateDisabledForQuickstep() {

        int rotation = mContext.getResources().getConfiguration().windowConfiguration.getRotation();

        mDisabledForQuickstep = mStartingQuickstepRotation != rotation;

    }



    @Override

    public void onDisplayAdded(int displayId) { }
@@ -474,6 +545,10 @@ public class EdgeBackGestureHandler implements DisplayListener, 


    @Override

    public void onDisplayChanged(int displayId) {

        if (mStartingQuickstepRotation > -1) {

            updateDisabledForQuickstep();

        }



        if (displayId == mDisplayId) {

            updateDisplaySize();

        }
@@ -502,6 +577,17 @@ public class EdgeBackGestureHandler implements DisplayListener, 
        InputManager.getInstance().injectInputEvent(ev, InputManager.INJECT_INPUT_EVENT_MODE_ASYNC);

    }



    private void updatedFixedRotation() {

        boolean oldFlag = mFixedRotationFlagEnabled;

        mFixedRotationFlagEnabled = Settings.Global.getInt(mContext.getContentResolver(),

                FIXED_ROTATION_TRANSFORM_SETTING_NAME, 0) != 0;

        if (oldFlag == mFixedRotationFlagEnabled) {

            return;

        }



        setRotationCallbacks(mFixedRotationFlagEnabled);

    }



    public void setInsets(int leftInset, int rightInset) {

        mLeftInset = leftInset;

        mRightInset = rightInset;
@@ -514,6 +600,7 @@ public class EdgeBackGestureHandler implements DisplayListener, 
        pw.println("EdgeBackGestureHandler:");

        pw.println("  mIsEnabled=" + mIsEnabled);

        pw.println("  mAllowGesture=" + mAllowGesture);

        pw.println("  mDisabledForQuickstep=" + mDisabledForQuickstep);

        pw.println("  mInRejectedExclusion" + mInRejectedExclusion);

        pw.println("  mExcludeRegion=" + mExcludeRegion);

        pw.println("  mUnrestrictedExcludeRegion=" + mUnrestrictedExcludeRegion);