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.os.Bundle; 20 import android.transition.ChangeBounds; 21 import android.view.View; 22 import android.view.ViewGroup; 23 import android.transition.Scene; 24 import android.transition.TransitionManager; 25 import android.widget.Button; 26 27 public class Reparenting extends Activity { 28 29 ViewGroup mSceneRoot; 30 ViewGroup mContainer1, mContainer2; 31 32 @Override onCreate(Bundle savedInstanceState)33 public void onCreate(Bundle savedInstanceState) { 34 super.onCreate(savedInstanceState); 35 setContentView(R.layout.reparenting); 36 37 ViewGroup container = findViewById(R.id.container); 38 mContainer1 = findViewById(R.id.container1); 39 mContainer2 = findViewById(R.id.container2); 40 System.out.println("container 1 and 2 " + mContainer1 + ", " + mContainer2); 41 42 setupButtons(0, mContainer1); 43 setupButtons(3, mContainer2); 44 45 mSceneRoot = container; 46 } 47 setupButtons(int startIndex, ViewGroup parent)48 private void setupButtons(int startIndex, ViewGroup parent) { 49 for (int i = startIndex; i < (startIndex + 3); ++i) { 50 Button button = new Button(this); 51 button.setText(Integer.toString(i)); 52 button.setOnClickListener(mButtonListener); 53 parent.addView(button); 54 } 55 } 56 57 private View.OnClickListener mButtonListener = new View.OnClickListener() { 58 @Override 59 public void onClick(final View v) { 60 Scene newScene = new Scene(mSceneRoot); 61 newScene.setEnterAction(new Runnable() { 62 @Override 63 public void run() { 64 ViewGroup oldParent = (ViewGroup) v.getParent(); 65 ViewGroup newParent = oldParent == mContainer1 ? mContainer2 : mContainer1; 66 oldParent.removeView(v); 67 newParent.addView(v); 68 } 69 }); 70 ChangeBounds reparent = new ChangeBounds(); 71 reparent.setReparent(true); 72 TransitionManager.go(newScene, reparent); 73 } 74 }; 75 } 76