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.transition.ChangeBounds; 22 import android.view.LayoutInflater; 23 import android.view.View; 24 import android.view.ViewGroup; 25 import android.transition.Fade; 26 import android.transition.Scene; 27 import android.transition.Transition; 28 import android.transition.TransitionSet; 29 import android.widget.ImageView; 30 import android.widget.TextView; 31 import android.transition.Crossfade; 32 import android.transition.Rotate; 33 import android.transition.TransitionManager; 34 35 public class ContactsExpansion extends Activity { 36 37 String contactsData[] = { 38 "Alan Green", "56 Bob Street", "Boston, MA 02134", "617-555-5555", "blatt@blatt.com", 39 "Bob Foonman", "92 The Avenue", "Chico, CA 78456", "510-555-5556", "bob@jerk.com", 40 "Tracey Sue", "95 Houses Street", "San Jose, CA 96504", "415-555-5557", "ts@thing.com", 41 }; 42 43 View currentItem = null; 44 45 TransitionSet mMyAutoTransition = new TransitionSet(). 46 setOrdering(TransitionSet.ORDERING_SEQUENTIAL); 47 48 @Override onCreate(Bundle savedInstanceState)49 protected void onCreate(Bundle savedInstanceState) { 50 super.onCreate(savedInstanceState); 51 setContentView(R.layout.contacts_list); 52 ViewGroup contactsContainer = findViewById(R.id.contactsContainer); 53 54 int contactsIndex = 0; 55 addContact(contactsContainer, contactsIndex, R.drawable.self_portrait_square_100); 56 contactsIndex += 5; 57 addContact(contactsContainer, contactsIndex, R.drawable.self_portrait_square_100); 58 contactsIndex += 5; 59 addContact(contactsContainer, contactsIndex, R.drawable.self_portrait_square_100); 60 61 } 62 addContact(ViewGroup container, int dataIndex, int thumbnailID)63 private void addContact(ViewGroup container, int dataIndex, int thumbnailID) { 64 LayoutInflater inflater = (LayoutInflater) 65 getSystemService(Context.LAYOUT_INFLATER_SERVICE); 66 View contactItem = inflater.inflate(R.layout.contact_collapsed, container, false); 67 ImageView thumbnailView = (ImageView) contactItem.findViewById(R.id.contact_picture); 68 thumbnailView.setImageResource(thumbnailID); 69 ((TextView)contactItem.findViewById(R.id.contact_name)).setText(contactsData[dataIndex++]); 70 ((TextView)contactItem.findViewById(R.id.contact_street)). 71 setText(contactsData[dataIndex++]); 72 ((TextView)contactItem.findViewById(R.id.contact_city)).setText(contactsData[dataIndex++]); 73 ((TextView)contactItem.findViewById(R.id.contact_phone)).setText(contactsData[dataIndex++]); 74 ((TextView)contactItem.findViewById(R.id.contact_email)).setText(contactsData[dataIndex++]); 75 container.addView(contactItem); 76 77 final TransitionSet myTransition = new TransitionSet(); 78 myTransition.addTransition(new Fade(Fade.IN)). 79 addTransition(new Rotate().addTarget(R.id.contact_arrow)). 80 addTransition(new ChangeBounds()). 81 addTransition(new Fade(Fade.OUT)). 82 addTransition(new Crossfade().addTarget(R.id.contact_picture)); 83 final ToggleScene toggleScene = new ToggleScene(container, myTransition); 84 contactItem.setOnClickListener(new View.OnClickListener() { 85 @Override 86 public void onClick(View v) { 87 currentItem = v; 88 toggleScene.changeToScene(); 89 } 90 }); 91 } 92 93 class ToggleScene { 94 boolean expanded = false; 95 Scene mScene; 96 Transition mTransition; 97 ToggleScene(ViewGroup rootView, Transition transition)98 ToggleScene(ViewGroup rootView, Transition transition) { 99 mScene = new Scene(rootView); 100 mTransition = transition; 101 mScene.setEnterAction(new Runnable() { 102 @Override 103 public void run() { 104 if (currentItem != null) { 105 System.out.println("onsceneChanged: currentItem = " + currentItem); 106 View expandedContainer = currentItem.findViewById(R.id.expanded_info); 107 expandedContainer.setVisibility(expanded ? View.GONE : View.VISIBLE); 108 ImageView thumbnailView = 109 (ImageView) currentItem.findViewById(R.id.contact_picture); 110 thumbnailView.setImageResource(expanded ? R.drawable.self_portrait_square_100 : 111 R.drawable.self_portrait_square_200); 112 ImageView arrow = (ImageView) currentItem.findViewById(R.id.contact_arrow); 113 arrow.setRotation(expanded ? 0 : 90); 114 expanded = !expanded; 115 } 116 } 117 }); 118 } 119 changeToScene()120 void changeToScene() { 121 TransitionManager.go(mScene, mTransition); 122 } 123 }; 124 } 125