--布局文件嵌入: 在布局文件中 使用 <Fragment /> 元素, 通过定义android:name = "com.example.MyFragment"属性指定 Fragment 类; --代码方式嵌入: 调用 FragmentTransaction 对象的 add() 方法向 Activity 中添加 Fragment; 4. Fragment 与 Activity 通信 Fragment 获取 Activity: 调用 Fragment 对象的 getActivit...
package com.example.learningfragment; import android.os.Bundle; import android.support.v4.app.FragmentActivity; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; public class LearnFragment extends FragmentActivity { @Override public void onCreate(Bundle sav...
tools:context="com.example.staticfragment.MainActivity" > <fragment android:name="com.example.staticfragment.TitleFragment" android:id="@+id/title" android:layout_height="45dp" android:layout_width="match_parent"/> <fragment android:layout_below="@id/title" android:name="com.example.staticfragm...
// Create new fragment and transactionFragmentnewFragment=newExampleFragment();FragmentTransactiontransaction=getSupportFragmentManager().beginTransaction();// Replace whatever is in the fragment_container view with this fragment,// and add the transaction to the back stacktransaction.replace(R.id.fr...
Fragment newFragment = new ExampleFragment(); FragmentTransaction transaction = getFragmentManager().beginTransaction(); // Replace whatever is in the fragment_container view with this fragment, // and add the transaction to the back stack
第一步:新建项目FragmentStudy,AndroidManifest.xml例如以下: <?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.example.fragmentstudy" android:versionCode="1" android:versionName="1.0" > ...
在Android Jetpack 组件中,fragment作为视图控制器之一占有很重要的位置。但由于其bug众多,暗坑无数,以至于 Square 有这样一篇博客:Advocating Against Android Fragments。github上的 Fragmentation 有着 9.4k
In our example, if we call setFragmentResult in AddNoteFragment more than once the system will send the most recent result to NoteListFragment before the AddNoteFragment is popped off the back stack.If the AddNoteFragment happens to be a child Fragment of the NoteListFragment. We just need...
In this post we want to explain how to use fragment in Android with a real example. In the last post we talked about Fragment in Android and how we can use it to support multiple screen. We described their lifecycle and how we can use it. In this post we want to go deeper and cre...
An activity's layout XML can include <fragment> tags to embed fragment instances inside of the layout. For example, here is a simple layout that embeds one fragment: { This member is deprecated. Use the Jetpack Fragment Libraryandroidx.fragment.app.Fragment for consistent behavior across...