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 
17 package com.android.transitiontests;
18 
19 import android.app.Activity;
20 import android.os.Bundle;
21 import android.view.View;
22 import android.view.ViewGroup;
23 import android.transition.AutoTransition;
24 import android.transition.Scene;
25 import android.transition.Transition;
26 import android.transition.TransitionManager;
27 
28 
29 public class ScenesTestAutoTransition extends Activity {
30     ViewGroup mSceneRoot;
31     static Scene mCurrentScene;
32     Transition mTransition = new AutoTransition();
33     Scene mResultsScreen, mSearchScreen;
34 
35     @Override
onCreate(Bundle savedInstanceState)36     public void onCreate(Bundle savedInstanceState) {
37         super.onCreate(savedInstanceState);
38         setContentView(R.layout.search_screen);
39 
40         View container = findViewById(R.id.container);
41         mSceneRoot = (ViewGroup) container.getParent();
42 
43         mSearchScreen = Scene.getSceneForLayout(mSceneRoot, R.layout.search_screen, this);
44         mResultsScreen = Scene.getSceneForLayout(mSceneRoot, R.layout.results_screen, this);
45     }
46 
sendMessage(View view)47     public void sendMessage(View view) {
48         if (mCurrentScene == mResultsScreen) {
49             TransitionManager.go(mSearchScreen, mTransition);
50             mCurrentScene = mSearchScreen;
51         } else {
52             TransitionManager.go(mResultsScreen, mTransition);
53             mCurrentScene = mResultsScreen;
54         }
55     }
56 }
57