ViewPager学习之仿微信主界面

因为素材的原因，这里都是从网上找的图片，所以所谓的仿微信实际上最后成了下图这货。。。，点击变色也是自己用的windows自带画图的颜料桶填充的空白。。。

直接上主代码：

package com.example.tabandviewpage ;import java.util.ArrayList;import java.util.List;import android.app.Activity;import android.os.Bundle;import android.support.v4.view.PagerAdapter;import android.support.v4.view.ViewPager;import android.support.v4.view.ViewPager.OnPageChangeListener;import android.view.LayoutInflater;import android.view.View;import android.view.View.OnClickListener;import android.view.ViewGroup;import android.view.Window;import android.widget.ImageButton;import android.widget.LinearLayout;public class Main extends Activity implements OnClickListener{private ViewPager viewpager ;private ImageButton chat_list ,contacts ,friends,aboutme ;private List<View> list ;@Overrideprotected void onCreate(Bundle savedInstanceState) {// TODO Auto-generated method stubsuper.onCreate(savedInstanceState);requestWindowFeature(Window.FEATURE_NO_TITLE) ;        setContentView(R.layout.main);list = new ArrayList<View>() ;this.viewpager = (ViewPager) findViewById(R.id.viewpager) ;initView() ;this.chat_list.setOnClickListener(this);this.contacts.setOnClickListener(this);this.friends.setOnClickListener(this);this.aboutme.setOnClickListener(this);this.viewpager.setOnPageChangeListener(new OnPageChangeListener() {@Overridepublic void onPageSelected(int arg0) {// TODO Auto-generated method stubint position = viewpager.getCurrentItem() ;resetImg();if(position ==0){chat_list.setImageResource(R.drawable.btn_chat_anxia);} else if(position == 1) {contacts.setImageResource(R.drawable.btn_contacts_anxia);} else if(position == 2) {friends.setImageResource(R.drawable.btn_rest_anxia);} else if(position == 3) {aboutme.setImageResource(R.drawable.btn_aboutme_anxia);}}@Overridepublic void onPageScrolled(int arg0, float arg1, int arg2) {// TODO Auto-generated method stub}@Overridepublic void onPageScrollStateChanged(int arg0) {// TODO Auto-generated method stub}});}void initView() {// TODO Auto-generated method stubthis.chat_list = (ImageButton) findViewById(R.id.chat_list) ;this.contacts = (ImageButton) findViewById(R.id.contacts) ;this.friends = (ImageButton) findViewById(R.id.friends) ;this.aboutme = (ImageButton) findViewById(R.id.aboutme) ;//LinearLayout tab_chat_list = (LinearLayout)findViewById(R.id.chat_list) ;//LinearLayout tab_contacts = (LinearLayout)findViewById(R.id.tab_contacts) ;//LinearLayout tab_friends = (LinearLayout) findViewById(R.id.tab_friends) ;//LinearLayout tab_aboutme  = (LinearLayout)findViewById(R.id.tab_aboutme) ;LayoutInflater mf = getLayoutInflater().from(this) ;View tab_01 = mf.inflate(R.layout.tab_chat_list, null) ;View tab_02 =mf.inflate(R.layout.tab_contacts, null) ;View tab_03 = mf.inflate(R.layout.tab_friends, null) ;View tab_04 = mf.inflate(R.layout.tab_aboutme, null) ;this.list.add(tab_01) ;this.list.add(tab_02) ;this.list.add(tab_03) ;this.list.add(tab_04) ;PagerAdapter adapter = new PagerAdapter() {@Overridepublic boolean isViewFromObject(View arg0, Object arg1) {// TODO Auto-generated method stubreturn arg0 == arg1 ;}@Overridepublic int getCount() {// TODO Auto-generated method stubreturn list.size() ;}@Overridepublic void destroyItem(ViewGroup container, int position,Object object) {// TODO Auto-generated method stubcontainer.removeView(list.get(position));}@Overridepublic Object instantiateItem(ViewGroup container, int position) {// TODO Auto-generated method stubView view = list.get(position) ;container.addView(view) ;return view;}};viewpager.setAdapter(adapter);}@Overridepublic void onClick(View v) {// TODO Auto-generated method stubresetImg() ;switch(v.getId()){case R.id.chat_list:this.chat_list.setImageResource(R.drawable.btn_chat_anxia);viewpager.setCurrentItem(0);break ;case R.id.contacts:this.contacts.setImageResource(R.drawable.btn_contacts_anxia);viewpager.setCurrentItem(1);break ;case R.id.friends :this.friends.setImageResource(R.drawable.btn_rest_anxia) ;viewpager.setCurrentItem(2);break ;case R.id.aboutme :this.aboutme.setImageResource(R.drawable.btn_aboutme_anxia);viewpager.setCurrentItem(3);break ;}}private void resetImg() {// TODO Auto-generated method stubthis.chat_list.setImageResource(R.drawable.btn_chat);this.contacts.setImageResource(R.drawable.btn_contacts);this.friends.setImageResource(R.drawable.btn_rest);this.aboutme.setImageResource(R.drawable.btn_aboutme);}}

主activity布局：

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical" >        <include layout="@layout/top"/>        <android.support.v4.view.ViewPager        android:id="@+id/viewpager"        android:layout_width="fill_parent"        android:layout_height="0dp"        android:layout_weight="1"/>        <include layout="@layout/bottom"/>   </LinearLayout>

顶部布局

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="45dp"    android:background="#303030"    android:orientation="vertical" >        <TextView         android:text="微信"        android:textColor="#FFFFFF"        android:layout_gravity="center"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:textSize="20sp"/>    </LinearLayout>

底部布局：

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:baselineAligned="false"    android:background="#FFFFFF"    android:layout_height="wrap_content"    android:orientation="horizontal" >            <LinearLayout         android:layout_width="0dp"        android:layout_height="wrap_content"        android:layout_weight="1"        android:orientation="vertical">               <ImageButton             android:id="@+id/chat_list"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:background="@drawable/selector"            android:src="@drawable/btn_chat"/>                <TextView             android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="聊天"            android:textSize="20sp"/>    </LinearLayout>            <LinearLayout         android:layout_width="0dp"        android:layout_height="wrap_content"        android:layout_weight="1"        android:orientation="vertical">               <ImageButton             android:id="@+id/contacts"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:background="@drawable/selector"            android:src="@drawable/btn_contacts"/>                <TextView             android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="联系人"            android:textSize="20sp"/>    </LinearLayout>            <LinearLayout         android:layout_width="0dp"        android:layout_height="wrap_content"        android:layout_weight="1"        android:orientation="vertical">               <ImageButton             android:id="@+id/friends"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:background="@drawable/selector"            android:src="@drawable/btn_rest"/>                <TextView             android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="朋友圈"            android:textSize="15sp"/>    </LinearLayout>        <LinearLayout         android:layout_width="0dp"        android:layout_height="wrap_content"        android:layout_weight="1"        android:orientation="vertical">               <ImageButton             android:id="@+id/aboutme"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:background="@drawable/selector"            android:src="@drawable/btn_aboutme"/>                <TextView             android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="个人中心"            android:textSize="20sp"/>    </LinearLayout></LinearLayout>