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最新推荐文章于 2024-11-03 17:59:12 发布

原创最新推荐文章于 2024-11-03 17:59:12 发布 · 255 阅读

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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////布局

package com.example.c;

import java.util.ArrayList;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.Bundle;
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;
import android.widget.ImageView;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.RadioGroup.OnCheckedChangeListener;
import com.bawei.bean.Fadapter;

//////////////////////滑动
public class MainActivity extends FragmentActivity {

private RadioGroup group;
private ViewPager vp;
private RadioButton btn1;
private RadioButton btn2;
private RadioButton btn3;
private ArrayList<Fragment> list;
private Fadapter fadapter;
int[] ad={R.id.btn1,R.id.btn2,R.id.btn3};
private ImageView img;
private SharedPreferences sp;
private Editor edit;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
group=(RadioGroup)findViewById(R.id.group);
vp = (ViewPager)findViewById(R.id.vp);
btn1=(RadioButton) findViewById(R.id.btn1);
btn2=(RadioButton) findViewById(R.id.btn2);
btn3=(RadioButton) findViewById(R.id.btn3);
initFragment();

//创建适配器管理类
fadapter = new Fadapter(getSupportFragmentManager(), list);
vp.setAdapter(fadapter);

//滑动监听
vp.setOnPageChangeListener(new OnPageChangeListener() {
@Override
public void onPageSelected(int arg0) {
group.check(ad[arg0]);
}

@Override
public void onPageScrolled(int arg0, float arg1, int arg2) {

}

@Override
public void onPageScrollStateChanged(int arg0) {

}
});

//fragment 点击页面
group.setOnCheckedChangeListener(new OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
if (checkedId==R.id.btn1) {
vp.setCurrentItem(0);
}else if (checkedId==R.id.btn2) {
vp.setCurrentItem(1);
}else if (checkedId==R.id.btn3) {
vp.setCurrentItem(2);
}
}
});
}
//添加fragment
private void initFragment(){
list = new ArrayList<Fragment>();
list.add(new Fragment1());
list.add(new Fragment2());
list.add(new Fragment3());
}

}

package com.bawei.bean;
import java.util.List;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;

/////////////////////////Fragment
public class Fadapter extends FragmentPagerAdapter{

List<Fragment> list;
//list集合
public Fadapter(FragmentManager fm,List<Fragment> list) {
super(fm);
this.list=list;
}

@Override
public Fragment getItem(int arg0) {
return list.get(arg0);
}

@Override
public int getCount() {
return list.size();
}

}

///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////轮播

package com.example.chaixiaokai20170805;
import java.util.ArrayList;
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.View;
import android.view.ViewGroup;
import android.widget.RadioGroup;
public class MainActivity extends Activity {

//定义全局变量
private ViewPager vp;
private RadioGroup rd;
private ArrayList<View> arrayList;
//private int[] ids;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
vp=(ViewPager)findViewById(R.id.vp);
rd=(RadioGroup)findViewById(R.id.rd);
initdata();
//适配器
MAdapter mAdapter = new MAdapter();
vp.setAdapter(mAdapter);

// vp.setOnPageChangeListener(new OnPageChangeListener() {
//
// @Override
// public void onPageSelected(int arg0) {
//
// }
//
// @Override
// public void onPageScrolled(int arg0, float arg1, int arg2) {
// // TODO Auto-generated method stub
//
// }
//
// @Override
// public void onPageScrollStateChanged(int arg0) {
// // TODO Auto-generated method stub
//
// }
// });
}

//添加数据
private void initdata() {
arrayList = new ArrayList<View>();
arrayList.add(View.inflate(this, R.layout.as, null));
arrayList.add(View.inflate(this, R.layout.ad, null));
arrayList.add(View.inflate(this, R.layout.af, null));

//ids=new int[]{R.id.b1,R.id.b2,R.id.b3};
}

class MAdapter extends PagerAdapter{

@Override
public int getCount() {
return arrayList.size();
}

@Override
public boolean isViewFromObject(View arg0, Object arg1) {
return arg0==arg1;
}

@Override
public void destroyItem(ViewGroup container, int position, Object object) {
container.removeView(arrayList.get(position));
}

@Override
public Object instantiateItem(ViewGroup container, int position) {
View view = arrayList.get(position);
container.addView(view);
return view;
}
}
}