1/*
2 * Copyright (C) 2013 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.documentsui;
18
19import android.content.Context;
20import android.graphics.Canvas;
21import android.util.AttributeSet;
22import android.view.View;
23import android.widget.FrameLayout;
24
25import java.util.ArrayList;
26
27public class DirectoryContainerView extends FrameLayout {
28    private boolean mDisappearingFirst = false;
29
30    public DirectoryContainerView(Context context) {
31        super(context);
32        setClipChildren(false);
33    }
34
35    public DirectoryContainerView(Context context, AttributeSet attrs) {
36        super(context, attrs);
37        setClipChildren(false);
38    }
39
40    @Override
41    protected void dispatchDraw(Canvas canvas) {
42        final ArrayList<View> disappearing = mDisappearingChildren;
43        if (mDisappearingFirst && disappearing != null) {
44            for (int i = 0; i < disappearing.size(); i++) {
45                super.drawChild(canvas, disappearing.get(i), getDrawingTime());
46            }
47        }
48        super.dispatchDraw(canvas);
49    }
50
51    @Override
52    protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
53        if (mDisappearingFirst && mDisappearingChildren != null
54                && mDisappearingChildren.contains(child)) {
55            return false;
56        }
57        return super.drawChild(canvas, child, drawingTime);
58    }
59
60    public void setDrawDisappearingFirst(boolean disappearingFirst) {
61        mDisappearingFirst = disappearingFirst;
62    }
63}
64