<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="fill_parent" android:layout_height="fill_parent" tools:context="com.example.testviewpage_1.MainActivity" > <android.support.v4.view.ViewPager android:id="@+id/viewpager" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="center" /> </RelativeLayout>
<?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:background="#ffffff" android:orientation="vertical" > </LinearLayout>
<?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:background="#ffff00" android:orientation="vertical" > </LinearLayout>
<?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:background="#ff00ff" android:orientation="vertical" > </LinearLayout><span style="color:#660000;"> </span>
package com.example.testviewpage_1;
import java.util.ArrayList;
import java.util.List;
import java.util.zip.Inflater;
import android.app.Activity;
import android.os.Bundle;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
public class MainActivity extends Activity {
private View view1, view2, view3;
private ViewPager viewPager; //对应的viewPager
private List<View> viewList;//view数组
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
viewPager = (ViewPager) findViewById(R.id.viewpager);
LayoutInflater inflater=getLayoutInflater();
view1 = inflater.inflate(R.layout.layout1, null);
view2 = inflater.inflate(R.layout.layout2,null);
view3 = inflater.inflate(R.layout.layout3, null);
viewList = new ArrayList<View>();// 将要分页显示的View装入数组中
viewList.add(view1);
viewList.add(view2);
viewList.add(view3);
PagerAdapter pagerAdapter = new PagerAdapter() {
@Override
public boolean isViewFromObject(View arg0, Object arg1) {
// TODO Auto-generated method stub
return arg0 == arg1;
}
@Override
public int getCount() {
// TODO Auto-generated method stub
return viewList.size();
}
@Override
public void destroyItem(ViewGroup container, int position,
Object object) {
// TODO Auto-generated method stub
container.removeView(viewList.get(position));
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
// TODO Auto-generated method stub
container.addView(viewList.get(position));
return viewList.get(position);
}
};
viewPager.setAdapter(pagerAdapter);
}
}
private View view1, view2, view3; private List<View> viewList;//view数组 private ViewPager viewPager; //对应的viewPager
viewPager = (ViewPager) findViewById(R.id.viewpager); LayoutInflater inflater=getLayoutInflater(); view1 = inflater.inflate(R.layout.layout1, null); view2 = inflater.inflate(R.layout.layout2,null); view3 = inflater.inflate(R.layout.layout3, null); viewList = new ArrayList<View>();// 将要分页显示的View装入数组中 viewList.add(view1); viewList.add(view2); viewList.add(view3);
@Override
public int getCount() {
// TODO Auto-generated method stub
return viewList.size();
}
@Override
public void destroyItem(ViewGroup container, int position,
Object object) {
// TODO Auto-generated method stub
container.removeView(viewList.get(position));
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
// TODO Auto-generated method stub
container.addView(viewList.get(position));
return viewList.get(position);
}
};
@Override
public boolean isViewFromObject(View arg0, Object arg1) {
// TODO Auto-generated method stub
return arg0 == arg1;
}
package com.example.testviewpage_2;
/**
* @author harvic
* @date 2014.8.11
*/
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.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
public class MainActivity extends Activity {
private View view1, view2, view3;
private List<View> viewList;// view数组
private ViewPager viewPager; // 对应的viewPager
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
viewPager = (ViewPager) findViewById(R.id.viewpager);
LayoutInflater inflater = getLayoutInflater();
view1 = inflater.inflate(R.layout.layout1, null);
view2 = inflater.inflate(R.layout.layout2, null);
view3 = inflater.inflate(R.layout.layout3, null);
viewList = new ArrayList<View>();// 将要分页显示的View装入数组中
viewList.add(view1);
viewList.add(view2);
viewList.add(view3);
PagerAdapter pagerAdapter = new PagerAdapter() {
@Override
public boolean isViewFromObject(View arg0, Object arg1) {
// TODO Auto-generated method stub
//根据传来的key,找到view,判断与传来的参数View arg0是不是同一个视图
return arg0 == viewList.get((int)Integer.parseInt(arg1.toString()));
}
@Override
public int getCount() {
// TODO Auto-generated method stub
return viewList.size();
}
@Override
public void destroyItem(ViewGroup container, int position,
Object object) {
// TODO Auto-generated method stub
container.removeView(viewList.get(position));
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
// TODO Auto-generated method stub
container.addView(viewList.get(position));
//把当前新增视图的位置(position)作为Key传过去
return position;
}
};
viewPager.setAdapter(pagerAdapter);
}
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
// TODO Auto-generated method stub
container.addView(viewList.get(position));
//把当前新增视图的位置(position)作为Key传过去
return position;
}
@Override
public boolean isViewFromObject(View arg0, Object arg1) {
// TODO Auto-generated method stub
//根据传来的key,找到view,判断与传来的参数View arg0是不是同一个视图
return arg0 == viewList.get((int)Integer.parseInt(arg1.toString()));
}
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