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.transition.TransitionInflater;
24import android.widget.TextView;
25import android.transition.TransitionManager;
26
27
28public class LoginActivityFromResources extends Activity {
29    ViewGroup mSceneRoot;
30    Scene mCurrentScene;
31    TransitionManager mTransitionManager = null;
32    Scene mLoginScene, mPasswordScene, mIncorrectPasswordScene, mSuccessScene, mUsernameTakenScene,
33            mNewUserScene;
34
35    @Override
36    public void onCreate(Bundle savedInstanceState) {
37        super.onCreate(savedInstanceState);
38        setContentView(R.layout.activity_login);
39        View container = findViewById(R.id.container);
40        mSceneRoot = (ViewGroup) container.getParent();
41
42    }
43
44    public void applyScene(Scene scene) {
45        mTransitionManager.transitionTo(scene);
46        mCurrentScene = scene;
47    }
48
49    public void sendMessage(View view) {
50        if (mTransitionManager == null) {
51            TransitionInflater inflater = TransitionInflater.from(this);
52
53            mLoginScene = Scene.getSceneForLayout(mSceneRoot, R.layout.activity_login, this);
54            mPasswordScene = Scene.getSceneForLayout(mSceneRoot, R.layout.login_password, this);
55            mIncorrectPasswordScene = Scene.getSceneForLayout(mSceneRoot, R.layout
56                    .incorrect_password, this);
57            mUsernameTakenScene = Scene.getSceneForLayout(mSceneRoot, R.layout.username_taken, this);
58            mSuccessScene = Scene.getSceneForLayout(mSceneRoot, R.layout.success, this);
59            mNewUserScene = Scene.getSceneForLayout(mSceneRoot, R.layout.new_user, this);
60
61            mTransitionManager =
62                    inflater.inflateTransitionManager(R.transition.login_transition_mgr,
63                            mSceneRoot);
64
65            mCurrentScene = mLoginScene;
66        }
67        TextView textView = (TextView) view;
68        CharSequence text = textView.getText();
69        if (text.equals("Cancel")) {
70            applyScene(mLoginScene);
71        } else if (text.equals("Submit")) {
72            if (mCurrentScene == mLoginScene) {
73                applyScene(mPasswordScene);
74            } else if (mCurrentScene == mPasswordScene) {
75                applyScene(Math.random() < .5 ? mSuccessScene : mIncorrectPasswordScene);
76            } else if (mCurrentScene == mNewUserScene) {
77                applyScene(Math.random() < .5 ? mSuccessScene : mUsernameTakenScene);
78            }
79        } else if (text.equals("New User?")) {
80            applyScene(mNewUserScene);
81        } else if (text.equals("Okay")) {
82            if (mCurrentScene == mIncorrectPasswordScene) {
83                applyScene(mPasswordScene);
84            } else { // username taken scene
85                applyScene(mNewUserScene);
86            }
87        } else if (text.equals("Reset")) {
88            applyScene(mLoginScene);
89        }
90    }
91}
92