Android-transitions use

The transition framework allows the developer to apply one or more animations to a view hierarchies.

Mainactivity.java

1  Packagecom.dhn.learntransition;2 3 ImportAndroid.annotation.TargetApi;4 Importandroid.app.Activity;5 ImportAndroid.os.Build;6 Importandroid.support.v7.app.ActionBarActivity;7 ImportAndroid.os.Bundle;8 Importandroid.transition.AutoTransition;9 ImportAndroid.transition.Scene;Ten Importandroid.transition.Transition; One ImportAndroid.transition.TransitionManager; A ImportAndroid.view.Menu; - ImportAndroid.view.MenuItem; - ImportAndroid.view.View; the ImportAndroid.view.ViewGroup; - ImportAndroid.view.animation.AccelerateDecelerateInterpolator; - ImportAndroid.widget.Button; - ImportAndroid.widget.TextView; +  -  +  Public classMainactivityextendsActivity { A  at Scene Mascene; - Scene Manotherscene; - ViewGroup msceneroot; -     BooleanFirst =true; -  -  in @TargetApi (build.version_codes. KITKAT) - @Override to     protected voidonCreate (Bundle savedinstancestate) { +         Super. OnCreate (savedinstancestate); - Setcontentview (r.layout.activity_main); the  *  $Msceneroot =(ViewGroup) Findviewbyid (r.id.scene_root);Panax Notoginseng  -         //Create the scenes theMascene = Scene.getsceneforlayout (Msceneroot, R.layout.a_scane, This); +Manotherscene = AScene.getsceneforlayout (Msceneroot, R.layout.another_scene, This); the  +         //create transition, set properties -         FinalTransition Transition =Newautotransition (); $Transition.setduration (5000); $Transition.setinterpolator (Newacceleratedecelerateinterpolator ()); -  -Button starttransition =(Button) Findviewbyid (r.id.transition); theStarttransition.setonclicklistener (NewView.onclicklistener () { - @OverrideWuyi              Public voidOnClick (View v) { the                 if(first) { -                     //Use the default transition Wu transitionmanager.go (Manotherscene, transition); -First =false; About}Else { $ transitionmanager.go (Mascene, transition); -First =true; -                 } -             } A         }); +     } the  -  $}

Activity_main.xml

1<linearlayout xmlns:android= "Http://schemas.android.com/apk/res/android"2Android:id= "@+id/master_layout"3Android:layout_width= "Match_parent"4android:orientation= "Vertical"5android:layout_height= "Match_parent" >6 7<Button8Android:id= "@+id/transition"9Android:layout_width= "Match_parent"Tenandroid:layout_height= "Wrap_content" Oneandroid:text= "Starttransition"/> A  -<framelayout android:id= "@+id/scene_root" -android:layout_height= "Wrap_content" theAndroid:layout_width= "Wrap_content" > -<include layout= "@layout/a_scane"/> -</FrameLayout> -  +</LinearLayout>

A_scene.xml

<?xml version= "1.0" encoding= "Utf-8"? ><linearlayout xmlns:android= "Http://schemas.android.com/apk/res/android"Android:id= "@+id/scene_container"Android:layout_width= "Match_parent"android:orientation= "Vertical"Android:layout_height= "Match_parent" > <TextView Android:id= "@+id/text_view1"Android:layout_height= "Wrap_content"Android:layout_width= "Wrap_content"Android:text= "Text Line 1"/> <TextView Android:id= "@+id/text_view2"Android:layout_height= "Wrap_content"Android:layout_width= "Wrap_content"Android:text= "Text Line 2"/></linearlayout>

Another_scene.xml

<?xml version= "1.0" encoding= "Utf-8"? ><linearlayout xmlns:android= "Http://schemas.android.com/apk/res/android"Android:id= "@+id/scene_container"android:orientation= "Vertical"Android:layout_width= "Match_parent"Android:layout_height= "Match_parent" > <TextView Android:id= "@+id/text_view2"Android:layout_height= "Wrap_content"Android:layout_width= "Wrap_content"Android:text= "Text Line 2"/> <TextView Android:id= "@+id/text_view1"Android:layout_height= "Wrap_content"Android:layout_width= "Wrap_content"Android:text= "Text Line 1"/></linearlayout>

Frame diagram:

Summarize:

The view inside the layout file a_scene.xml,another_scene.xml has the same ID and is included under the same rootview.

Android-transitions use