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 } 33 34 public DirectoryContainerView(Context context, AttributeSet attrs) { 35 super(context, attrs); 36 } 37 38 @Override 39 protected void dispatchDraw(Canvas canvas) { 40 final ArrayList<View> disappearing = mDisappearingChildren; 41 if (mDisappearingFirst && disappearing != null) { 42 for (int i = 0; i < disappearing.size(); i++) { 43 super.drawChild(canvas, disappearing.get(i), getDrawingTime()); 44 } 45 } 46 super.dispatchDraw(canvas); 47 } 48 49 @Override 50 protected boolean drawChild(Canvas canvas, View child, long drawingTime) { 51 if (mDisappearingFirst && mDisappearingChildren != null 52 && mDisappearingChildren.contains(child)) { 53 return false; 54 } 55 return super.drawChild(canvas, child, drawingTime); 56 } 57 58 public void setDrawDisappearingFirst(boolean disappearingFirst) { 59 mDisappearingFirst = disappearingFirst; 60 } 61} 62