Android基于ViewPager+Fragment实现左右滑屏效果的方法

<android.support.v4.view.viewpager
android:id="@+id/local_software_viewpager"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#78a7a1f1"
/>

<fragment android:name="cn.edu.gzu.backpp.fragment.allsoftwarefragment"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>

import cn.edu.gzu.backpp.activities.r;
import android.support.v4.app.fragment;
public class usersoftwarefragment extends fragment {
  private relativelayout loadinglayout;
  @override
  public void onactivitycreated(bundle savedinstancestate) {
    super.onactivitycreated(savedinstancestate);
    //相关逻辑处理部分
  }
  @override
  public view oncreateview(layoutinflater inflater, viewgroup container,
      bundle savedinstancestate) {
    //布局文件适配部分
    view view=inflater.inflate(r.layout.fragment_user_software_manager, null);
    softlist=(listview) view.findviewbyid(r.id.fragment_user_software_listv);
    loadinglayout=(relativelayout) view.findviewbyid(r.id.user_loading_rlayout);
    return view;
  }
}

import java.util.arraylist;
import cn.edu.gzu.backpp.fragment.allsoftwarefragment;
import cn.edu.gzu.backpp.fragment.usersoftwarefragment;
import cn.edu.gzu.backpp.adapter.myfragmentadapter;
import android.support.v4.app.fragment;
import android.support.v4.app.fragmentactivity;
import android.support.v4.view.viewpager;
import android.support.v4.view.viewpager.onpagechangelistener;
public class localsoftwaremanageractivity extends fragmentactivity{
  private viewpager viewpager;
  private fragment allsoftfrag;
  private fragment usersoftfrag;
  @override
  protected void oncreate(bundle savedinstancestate) {
    super.oncreate(savedinstancestate);
    requestwindowfeature(window.feature_no_title);
    setcontentview(r.layout.activity_local_software_manager);
    findviewbyid();
  }
  private void findviewbyid(){
    viewpager=(viewpager) findviewbyid(r.id.local_software_viewpager);
    initfragment();
  }
  private void initfragment(){
    arraylist<fragment> mfragments=new arraylist<fragment>();
    allsoftfrag=new allsoftwarefragment();
    usersoftfrag=new usersoftwarefragment();
    mfragments.add(allsoftfrag);
    mfragments.add(usersoftfrag);
    viewpager.setadapter(new myfragmentadapter(getsupportfragmentmanager(),mfragments));
    viewpager.setcurrentitem(0);
    viewpager.setonpagechangelistener(new onpagechangelistener() {
      @override
      public void onpageselected(int arg0) {
        switch(arg0){
        case 0:
          //滑动至第一页处理逻辑
          break;
        case 1:
          //滑动至第二页处理逻辑
          break;
        }
      }
      @override
      public void onpagescrolled(int arg0, float arg1, int arg2) {
      }
      @override
      public void onpagescrollstatechanged(int arg0) {
      }
    });
  }
}