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Commit 4bbb4b10 authored by Mehdi Alizadeh's avatar Mehdi Alizadeh
Browse files

Switches from Gesture nav if 3P Launcher is set as default 

Switch from Gesture navigation to 3 button navigation if a 3P launcher
is being set as default for the current user.

Bug: 129532605
Test: Manual test with 3P launcher

Change-Id: I0bdba9b2893c93d5b1698eb4064700ef215df6c7
parent d1d4245c

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

+54 −6
Original line number Diff line number Diff line
@@ -17,12 +17,15 @@ 
package com.android.systemui.statusbar.phone;



import static android.content.Intent.ACTION_OVERLAY_CHANGED;

import static android.content.Intent.ACTION_PREFERRED_ACTIVITY_CHANGED;

import static android.os.UserHandle.USER_CURRENT;

import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_3BUTTON;

import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_3BUTTON_OVERLAY;

import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_GESTURAL;

import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_GESTURAL_OVERLAY;



import android.content.BroadcastReceiver;

import android.content.ComponentName;

import android.content.Context;

import android.content.Intent;

import android.content.IntentFilter;
@@ -56,7 +59,7 @@ import javax.inject.Singleton; 
public class NavigationModeController implements Dumpable {



    private static final String TAG = NavigationModeController.class.getSimpleName();

    private static final boolean DEBUG = true;

    private static final boolean DEBUG = false;



    public interface ModeChangedListener {

        void onNavigationModeChanged(int mode);
@@ -76,11 +79,19 @@ public class NavigationModeController implements Dumpable { 
    private BroadcastReceiver mReceiver = new BroadcastReceiver() {

        @Override

        public void onReceive(Context context, Intent intent) {

            if (intent.getAction().equals(ACTION_OVERLAY_CHANGED)) {

            switch (intent.getAction()) {

                case ACTION_OVERLAY_CHANGED:

                    if (DEBUG) {

                        Log.d(TAG, "ACTION_OVERLAY_CHANGED");

                    }

                    updateCurrentInteractionMode(true /* notify */);

                    break;

                case ACTION_PREFERRED_ACTIVITY_CHANGED:

                    if (DEBUG) {

                        Log.d(TAG, "ACTION_PREFERRED_ACTIVITY_CHANGED");

                    }

                    switchFromGestureNavModeIfNotSupportedByDefaultLauncher();

                    break;

            }

        }

    };
@@ -116,6 +127,7 @@ public class NavigationModeController implements Dumpable { 


                    // Update the nav mode for the current user

                    updateCurrentInteractionMode(true /* notify */);

                    switchFromGestureNavModeIfNotSupportedByDefaultLauncher();



                    // When switching users, defer enabling the gestural nav overlay until the user

                    // is all set up
@@ -140,7 +152,12 @@ public class NavigationModeController implements Dumpable { 
        overlayFilter.addDataSchemeSpecificPart("android", PatternMatcher.PATTERN_LITERAL);

        mContext.registerReceiverAsUser(mReceiver, UserHandle.ALL, overlayFilter, null, null);



        IntentFilter preferredActivityFilter = new IntentFilter(ACTION_PREFERRED_ACTIVITY_CHANGED);

        mContext.registerReceiverAsUser(mReceiver, UserHandle.ALL, preferredActivityFilter, null,

                null);



        updateCurrentInteractionMode(false /* notify */);

        switchFromGestureNavModeIfNotSupportedByDefaultLauncher();



        // Check if we need to defer enabling gestural nav

        deferGesturalNavOverlayIfNecessary();
@@ -175,6 +192,10 @@ public class NavigationModeController implements Dumpable { 
    private int getCurrentInteractionMode(Context context) {

        int mode = context.getResources().getInteger(

                com.android.internal.R.integer.config_navBarInteractionMode);

        if (DEBUG) {

            Log.d(TAG, "getCurrentInteractionMode: mode=" + mMode

                    + " contextUser=" + context.getUserId());

        }

        return mode;

    }
@@ -250,6 +271,10 @@ public class NavigationModeController implements Dumpable { 
        mUiOffloadThread.submit(() -> {

            try {

                mOverlayManager.setEnabledExclusiveInCategory(overlayPkg, userId);

                if (DEBUG) {

                    Log.d(TAG, "setModeOverlay: overlayPackage=" + overlayPkg

                            + " userId=" + userId);

                }

            } catch (RemoteException e) {

                Log.e(TAG, "Failed to enable overlay " + overlayPkg + " for user " + userId);

            }
@@ -277,4 +302,27 @@ public class NavigationModeController implements Dumpable { 
            Log.d(TAG, "    " + a.getAssetPath());

        }

    }



    private void switchFromGestureNavModeIfNotSupportedByDefaultLauncher() {

        if (getCurrentInteractionMode(mCurrentUserContext) == NAV_BAR_MODE_GESTURAL

                && !isGestureNavSupportedByDefaultLauncher(mCurrentUserContext)) {

            setModeOverlay(NAV_BAR_MODE_3BUTTON_OVERLAY, USER_CURRENT);

        }

    }



    private boolean isGestureNavSupportedByDefaultLauncher(Context context) {

        final ComponentName cn = context.getPackageManager().getHomeActivities(new ArrayList<>());

        if (cn == null) {

            // There is no default home app set for the current user, don't make any changes yet.

            return true;

        }

        if (DEBUG) {

            Log.d(TAG, "isGestureNavSupportedByDefaultLauncher: launcher=" + cn.getPackageName()

                    + " contextUser=" + context.getUserId());

        }



        ComponentName recentsComponentName = ComponentName.unflattenFromString(context.getString(

                com.android.internal.R.string.config_recentsComponentName));

        return recentsComponentName.getPackageName().equals(cn.getPackageName());

    }

}