Merge "Use isolated display context to get display info" into ub-launcher3-rvc-dev

    public static final int CHANGE_ALL = CHANGE_SIZE | CHANGE_ROTATION | CHANGE_FRAME_DELAY;

    private final Context mContext;

    private final Context mDisplayContext;

    private final int mId;

    private final ArrayList<DisplayInfoChangeListener> mListeners = new ArrayList<>();

    private final Handler mChangeHandler;

    private Info mInfo;

    private DefaultDisplay(Context context) {

        mContext = context;

        mInfo = new Info(context);

        DisplayManager dm = context.getSystemService(DisplayManager.class);

        // Use application context to create display context so that it can have its own Resources.

        mDisplayContext = context.getApplicationContext().createDisplayContext(

                dm.getDisplay(DEFAULT_DISPLAY));

        // Note that the Display object must be obtained from DisplayManager which is associated to

        // the display context, so the Display is isolated from Activity and Application to provide

        // the actual state of device that excludes the additional adjustment and override.

        mInfo = new Info(mDisplayContext);

        mId = mInfo.id;

        mChangeHandler = new Handler(this::onChange);

        context.getSystemService(DisplayManager.class)

                .registerDisplayListener(this, UI_HELPER_EXECUTOR.getHandler());

        dm.registerDisplayListener(this, UI_HELPER_EXECUTOR.getHandler());

    }

    @Override

        }

        Info oldInfo = mInfo;

        Info info = new Info(mContext);

        Info info = new Info(mDisplayContext);

        int change = 0;

        if (info.hasDifferentSize(oldInfo)) {

            display.getRealSize(realSize);

            display.getCurrentSizeRange(smallestSize, largestSize);

            Context defaultDisplayContext = context.createDisplayContext(display);

            metrics = defaultDisplayContext.getResources().getDisplayMetrics();

            metrics = context.getResources().getDisplayMetrics();

        }

        private boolean hasDifferentSize(Info info) {