Merge "Add ResolverDialogLayout widget" into main

/*

 * Copyright (C) 2025 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.android.internal.widget;

import android.annotation.SuppressLint;

import android.content.Context;

import android.graphics.Rect;

import android.util.AttributeSet;

import android.view.MotionEvent;

import android.widget.LinearLayout;

import androidx.annotation.Nullable;

/*

 * A dialog container for ResolverActivity. This is drop-in replacement for ResolverDrawerLayout.

 *

 * This can be used by alternative layouts (e.g. applied via RRO) to display ResolverActivity in a

 * modal dialog instead of a bottom sheet.

 */

public class ResolverDialogLayout extends LinearLayout implements DismissableView {

    public ResolverDialogLayout(Context context) {

        super(context);

    }

    public ResolverDialogLayout(Context context, @Nullable AttributeSet attrs) {

        super(context, attrs);

    }

    public ResolverDialogLayout(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {

        super(context, attrs, defStyleAttr);

    }

    public ResolverDialogLayout(Context context, AttributeSet attrs, int defStyleAttr,

            int defStyleRes) {

        super(context, attrs, defStyleAttr, defStyleRes);

    }

    @SuppressLint("ClickableViewAccessibility")

    @Override

    public void setOnDismissListener(OnDismissListener listener) {

        setOnTouchListener((v, event) -> {

            // Any clicks outside the dialog dialog is on the shadow box. Clicks on the shadow

            // box should dismiss the dialog.

            if (!findChildUnder(event.getX(), event.getY())) {

                if (event.getActionMasked() == MotionEvent.ACTION_UP) {

                    listener.onDismiss();

                    return true;

                }

                // Handle ACTION_DOWN as well, otherwise the event will be cancelled and won't get

                // ACTION_UP.

                return event.getActionMasked() == MotionEvent.ACTION_DOWN;

            }

            return false;

        });

    }

    private boolean findChildUnder(float x, float y) {

        final int childCount = getChildCount();

        Rect hitRect = new Rect();

        for (int i = childCount - 1; i >= 0; i--) {

            getChildAt(i).getHitRect(hitRect);

            if (hitRect.contains(Math.round(x), Math.round(y))) {

                return true;

            }

        }

        return false;

    }

}