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.view.View;
21import android.view.ViewGroup;
22import android.transition.Scene;
23import android.widget.Button;
24import android.transition.Fade;
25import android.transition.TransitionManager;
26
27
28public class FadingTest extends Activity {
29
30    Button mRemovingButton, mInvisibleButton, mGoneButton;
31    Scene mScene1, mScene2;
32    ViewGroup mSceneRoot;
33    static Fade sFade = new Fade();
34    Scene mCurrentScene;
35
36    static {
37        sFade.addTarget(R.id.removingButton).addTarget(R.id.invisibleButton).
38                addTarget(R.id.goneButton);
39    }
40
41    @Override
42    public void onCreate(Bundle savedInstanceState) {
43        super.onCreate(savedInstanceState);
44        setContentView(R.layout.fading_test);
45
46        View container = findViewById(R.id.container);
47        mSceneRoot = (ViewGroup) container.getParent();
48
49
50        mRemovingButton = findViewById(R.id.removingButton);
51        mInvisibleButton = findViewById(R.id.invisibleButton);
52        mGoneButton = findViewById(R.id.goneButton);
53
54        mGoneButton.setOnClickListener(new View.OnClickListener() {
55            @Override
56            public void onClick(View v) {
57                mGoneButton.setAlpha(mGoneButton.getAlpha() < 1 ? 1 : .6f);
58            }
59        });
60
61        mScene1 = Scene.getSceneForLayout(mSceneRoot, R.layout.fading_test, this);
62        mScene2 = Scene.getSceneForLayout(mSceneRoot, R.layout.fading_test_scene_2, this);
63
64        mCurrentScene = mScene1;
65    }
66
67    public void sendMessage(View view) {
68        if (mCurrentScene == mScene1) {
69            TransitionManager.go(mScene2);
70            mCurrentScene = mScene2;
71        } else {
72            TransitionManager.go(mScene1);
73            mCurrentScene = mScene1;
74        }
75    }
76
77}
78