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 package com.android.transitiontests; 17 18 import android.app.Activity; 19 import android.content.Context; 20 import android.os.Bundle; 21 import android.view.LayoutInflater; 22 import android.view.View; 23 import android.view.ViewGroup; 24 import android.transition.Fade; 25 import android.transition.ChangeBounds; 26 import android.transition.Scene; 27 import android.transition.TransitionSet; 28 import android.transition.TransitionManager; 29 30 31 public class Demo1 extends Activity { 32 ViewGroup mSceneRoot; 33 static Scene mCurrentScene; 34 boolean mFirstTime = true; 35 Scene mSearchScreen, mResultsScreen; 36 TransitionManager mTransitionManager = null; 37 38 @Override onCreate(Bundle savedInstanceState)39 public void onCreate(Bundle savedInstanceState) { 40 super.onCreate(savedInstanceState); 41 setContentView(R.layout.search_screen); 42 43 View container = (View) findViewById(R.id.container); 44 mSceneRoot = (ViewGroup) container.getParent(); 45 46 // mResultsScreen = new MyScene(mSceneRoot, R.layout.results_screen); 47 // mSearchScreen = new MyScene(mSceneRoot, R.layout.search_screen); 48 mResultsScreen = new Scene(mSceneRoot); 49 mResultsScreen.setEnterAction(new Runnable() { 50 @Override 51 public void run() { 52 LayoutInflater inflater = (LayoutInflater) 53 getSystemService(Context.LAYOUT_INFLATER_SERVICE); 54 inflater.inflate(R.layout.results_screen, mSceneRoot); 55 } 56 }); 57 mSearchScreen = new Scene(mSceneRoot); 58 mSearchScreen.setEnterAction(new Runnable() { 59 @Override 60 public void run() { 61 LayoutInflater inflater = (LayoutInflater) 62 getSystemService(Context.LAYOUT_INFLATER_SERVICE); 63 inflater.inflate(R.layout.search_screen, mSceneRoot); 64 } 65 }); 66 67 } 68 sendMessage(View view)69 public void sendMessage(View view) { 70 if (mFirstTime) { 71 mFirstTime = false; 72 TransitionSet transition = new TransitionSet(); 73 transition.addTransition(new Fade().addTarget(R.id.resultsText). 74 addTarget(R.id.resultsList)). 75 addTransition(new ChangeBounds().addTarget(R.id.searchContainer)); 76 mTransitionManager = new TransitionManager(); 77 mTransitionManager.setTransition(mSearchScreen, transition); 78 mTransitionManager.setTransition(mResultsScreen, transition); 79 } 80 if (mCurrentScene == mResultsScreen) { 81 mTransitionManager.transitionTo(mSearchScreen); 82 mCurrentScene = mSearchScreen; 83 } else { 84 mTransitionManager.transitionTo(mResultsScreen); 85 mCurrentScene = mResultsScreen; 86 } 87 } 88 } 89