Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit ad89a821 authored by Shan Huang's avatar Shan Huang
Browse files

Turn off predictive back 

Test: m -j. Test back in apps that opt-in, opt-out & sysUI
Bug: 222170518

Change-Id: I97ae7769ff2e04eb7fb39c49e025b255cdba057f
parent bb72d0fe

core/java/android/window/WindowOnBackInvokedDispatcher.java

+1 −1
Original line number Diff line number Diff line
@@ -54,7 +54,7 @@ public class WindowOnBackInvokedDispatcher implements OnBackInvokedDispatcher { 
    private static final String TAG = "WindowOnBackDispatcher";

    private static final String BACK_PREDICTABILITY_PROP = "persist.debug.back_predictability";

    private static final boolean IS_BACK_PREDICTABILITY_ENABLED = SystemProperties

            .getInt(BACK_PREDICTABILITY_PROP, 1) > 0;

            .getInt(BACK_PREDICTABILITY_PROP, 0) > 0;



    /** Convenience hashmap to quickly decide if a callback has been added. */

    private final HashMap<OnBackInvokedCallback, Integer> mAllCallbacks = new HashMap<>();

libs/WindowManager/Shell/src/com/android/wm/shell/back/BackAnimationController.java

+3 −0
Original line number Diff line number Diff line
@@ -52,6 +52,9 @@ import com.android.wm.shell.common.annotations.ShellMainThread; 
 */

public class BackAnimationController implements RemoteCallable<BackAnimationController> {



    private static final String BACK_PREDICTABILITY_PROP = "persist.debug.back_predictability";

    public static final boolean IS_ENABLED = SystemProperties

            .getInt(BACK_PREDICTABILITY_PROP, 0) > 0;

    private static final String BACK_PREDICTABILITY_PROGRESS_THRESHOLD_PROP =

            "persist.debug.back_predictability_progress_threshold";

    private static final int PROGRESS_THRESHOLD = SystemProperties

libs/WindowManager/Shell/src/com/android/wm/shell/dagger/WMShellBaseModule.java

+5 −2
Original line number Diff line number Diff line
@@ -699,7 +699,10 @@ public abstract class WMShellBaseModule { 
            Context context,

            @ShellMainThread ShellExecutor shellExecutor

    ) {

        if (BackAnimationController.IS_ENABLED) {

            return Optional.of(

                    new BackAnimationController(shellExecutor, context));

        }

        return Optional.empty();

    }

}

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

+9 −0
Original line number Diff line number Diff line
@@ -263,6 +263,15 @@ public class EdgeBackGestureHandler extends CurrentUserTracker 
                    // Notify FalsingManager that an intentional gesture has occurred.

                    // TODO(b/186519446): use a different method than isFalseTouch

                    mFalsingManager.isFalseTouch(BACK_GESTURE);

                    // Only inject back keycodes when ahead-of-time back dispatching is disabled.

                    if (mBackAnimation == null) {

                        boolean sendDown = sendEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_BACK);

                        boolean sendUp = sendEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_BACK);

                        if (DEBUG_MISSING_GESTURE) {

                            Log.d(DEBUG_MISSING_GESTURE_TAG, "Triggered back: down="

                                    + sendDown + ", up=" + sendUp);

                        }

                    }



                    mOverviewProxyService.notifyBackAction(true, (int) mDownPoint.x,

                            (int) mDownPoint.y, false /* isButton */, !mIsOnLeftEdge);

services/core/java/com/android/server/wm/BackNavigationController.java

+1 −1
Original line number Diff line number Diff line
@@ -53,7 +53,7 @@ class BackNavigationController { 
     * Returns true if the back predictability feature is enabled

     */

    static boolean isEnabled() {

        return SystemProperties.getInt(BACK_PREDICTABILITY_PROP, 1) > 0;

        return SystemProperties.getInt(BACK_PREDICTABILITY_PROP, 0) > 0;

    }



    static boolean isScreenshotEnabled() {