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 */
16package com.android.transitiontests;
17
18import android.app.Activity;
19import android.os.Bundle;
20import android.transition.ChangeBounds;
21import android.view.View;
22import android.view.ViewGroup;
23import android.transition.Scene;
24import android.transition.TransitionManager;
25import android.widget.Button;
26
27public class Reparenting extends Activity {
28
29    ViewGroup mSceneRoot;
30    ViewGroup mContainer1, mContainer2;
31
32    @Override
33    public void onCreate(Bundle savedInstanceState) {
34        super.onCreate(savedInstanceState);
35        setContentView(R.layout.reparenting);
36
37        ViewGroup container = (ViewGroup) findViewById(R.id.container);
38        mContainer1 = (ViewGroup) findViewById(R.id.container1);
39        mContainer2 = (ViewGroup) findViewById(R.id.container2);
40        System.out.println("container 1 and 2 " + mContainer1 + ", " + mContainer2);
41
42        setupButtons(0, mContainer1);
43        setupButtons(3, mContainer2);
44
45        mSceneRoot = container;
46    }
47
48    private void setupButtons(int startIndex, ViewGroup parent) {
49        for (int i = startIndex; i < (startIndex + 3); ++i) {
50            Button button = new Button(this);
51            button.setText(Integer.toString(i));
52            button.setOnClickListener(mButtonListener);
53            parent.addView(button);
54        }
55    }
56
57    private View.OnClickListener mButtonListener = new View.OnClickListener() {
58        @Override
59        public void onClick(final View v) {
60            Scene newScene = new Scene(mSceneRoot);
61            newScene.setEnterAction(new Runnable() {
62                @Override
63                public void run() {
64                    ViewGroup oldParent = (ViewGroup) v.getParent();
65                    ViewGroup newParent = oldParent == mContainer1 ? mContainer2 : mContainer1;
66                    oldParent.removeView(v);
67                    newParent.addView(v);
68                }
69            });
70            ChangeBounds reparent = new ChangeBounds();
71            reparent.setReparent(true);
72            TransitionManager.go(newScene, reparent);
73        }
74    };
75}
76