Android Fragment 简洁版 list

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical"    tools:context="com.example.fragmentapp.MainActivity" >    <TextView        android:id="@+id/title"        android:layout_width="match_parent"        android:layout_height="0dip"        android:gravity="center"        android:textSize="24sp"        android:padding="10dip"        android:text="标题"        android:textColor="@android:color/white"        android:layout_weight="2" />    <FrameLayout        android:id="@+id/content"        android:layout_width="match_parent"        android:layout_height="0dip"        android:layout_weight="7" />    <LinearLayout        android:layout_width="match_parent"        android:layout_height="0dip"        android:layout_weight="1"        android:orientation="horizontal" >        <TextView            android:id="@+id/message"            android:layout_width="wrap_content"            android:layout_height="match_parent"            android:layout_weight="1"            android:gravity="center"            android:text="消息"            android:textSize="15sp" />        <TextView            android:id="@+id/contact"            android:layout_width="wrap_content"            android:layout_height="match_parent"            android:layout_weight="1"            android:gravity="center"            android:text="联系人"            android:textSize="15sp" />    </LinearLayout></LinearLayout>

package com.example.fragmentapp;import android.app.Fragment;import android.os.Bundle;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.TextView;public class MessageFragment extendsFragment{@Overridepublic View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {View view=inflater.inflate(android.R.layout.simple_list_item_1,null);returnview;}@Overridepublic void onViewCreated(View view, Bundle savedInstanceState) {TextView text=(TextView) view.findViewById(android.R.id.text1);text.setText("消息界面");}}

package com.example.fragmentapp;import android.app.Fragment;import android.app.ListFragment;import android.os.Bundle;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.ArrayAdapter;import android.widget.TextView;public class ContactFragment extendsListFragment{//@Override//public View onCreateView(LayoutInflater inflater, ViewGroup container,//Bundle savedInstanceState) {////View view=inflater.inflate(android.R.layout.simple_list_item_1,null);//TextView text=(TextView) view.findViewById(android.R.id.text1);//text.setText("联系人界面");////returnview;//}@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);String[] data=new String[100];for(int i=0;i<data.length;i++){data[i]="联系人："+i;}ArrayAdapter adapter=new ArrayAdapter(getActivity(),android.R.layout.simple_list_item_1,data);this.setListAdapter(adapter);}}

package com.example.fragmentapp;import android.app.Activity;import android.app.Fragment;import android.app.FragmentManager;import android.app.FragmentTransaction;import android.graphics.Color;import android.os.Bundle;import android.view.View;import android.widget.TextView;public class MainActivity extends Activity {private staticint POSITION=-1;privateTextView[] texts=new TextView[2];privateFragment[] fragments=new Fragment[2];privateTextView title;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);title=(TextView) findViewById(R.id.title);title.setBackgroundColor(Color.BLUE);texts[0]=(TextView) findViewById(R.id.message);texts[1]=(TextView) findViewById(R.id.contact);fragments[0]=new MessageFragment();fragments[1]=new ContactFragment();choose(0);addTextViewListener(texts[0], 0);addTextViewListener(texts[1], 1);}privatevoidaddTextViewListener(TextView text,finalint pos){text.setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View v) {choose(pos);}});}privatevoidchoose(int pos){//重复的点击if(pos==POSITION)return;for(int i=0;i<texts.length;i++){//选中if(pos==i){texts[i].setTextColor(Color.RED);texts[i].setBackgroundColor(Color.LTGRAY);title.setText(texts[i].getText()+"");loadFragment(fragments[i]);}//未被选中else{texts[i].setTextColor(Color.DKGRAY);texts[i].setBackgroundColor(Color.WHITE);}}POSITION=pos;}privatevoidloadFragment(Fragment f){FragmentManager fm=this.getFragmentManager();FragmentTransaction ft=fm.beginTransaction();ft.replace(R.id.content, f);ft.commit();}}

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