MainActivity.java
package com.bwie.day06_demo1;
import com.bwie.day06_demo1.ListFragment.Fash;
import android.app.Activity;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.view.Menu;
import android.view.MenuItem;
public class MainActivity extends FragmentActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ListFragment listFragment = new ListFragment();
final PagerFragment pagerFragment = new PagerFragment();
FragmentManager supportFragmentManager = getSupportFragmentManager();
FragmentTransaction beginTransaction = supportFragmentManager.beginTransaction();
beginTransaction.replace(R.id.frame1, listFragment);
beginTransaction.replace(R.id.frame2, pagerFragment);
beginTransaction.commit();
listFragment.setFash(new Fash() {
@Override
public void send(String name) {
// TODO Auto-generated method stub
pagerFragment.setext(name);
}
});
}
}
ListFragment.java
package com.bwie.day06_demo1;
import java.util.ArrayList;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListView;
public class ListFragment extends Fragment{
private ArrayList<String> list;
private ListView listView;
private Fash fash;//添加一个set
interface Fash{
public void send(String name);
}
public void setFash(Fash fash) {
this.fash = fash;
}
@Override
public View onCreateView(LayoutInflater inflater,
@Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
// TODO Auto-generated method stub
View view = View.inflate(getActivity(), R.layout.item_list, null);
listView = (ListView) view.findViewById(R.id.listview);
list = new ArrayList<String>();
for (int i = 0; i < 10; i++) {
list.add("第"+i+"条数据");
}
listView.setAdapter(new ListAdapter(getActivity(), list));
listView.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view,
int position, long id) {
// TODO Auto-generated method stub
String name = list.get(position);
if(fash != null){
fash.send(name);
}
}
});
return view;
}
}
ListAdapter.java
package com.bwie.day06_demo1;
import java.util.ArrayList;
import android.content.Context;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;
public class ListAdapter extends BaseAdapter {
private Context mContext;
private ArrayList<String> list;
public ListAdapter(Context mContext, ArrayList<String> list) {
super();
this.mContext = mContext;
this.list = list;
}
@Override
public int getCount() {
// TODO Auto-generated method stub
return list.size();
}
@Override
public Object getItem(int position) {
// TODO Auto-generated method stub
return list.get(position);
}
@Override
public long getItemId(int position) {
// TODO Auto-generated method stub
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
// TODO Auto-generated method stub
ViewHolder holder = null;
if (convertView == null) {
convertView = View.inflate(mContext, R.layout.list, null);
holder = new ViewHolder();
holder.text = (TextView) convertView.findViewById(R.id.text);
convertView.setTag(holder);
} else {
holder = (ViewHolder) convertView.getTag();
}
holder.text.setText(list.get(position));
return convertView;
}
class ViewHolder {
TextView text;
}
}
PagerFragment.java
package com.bwie.day06_demo1;
import java.util.ArrayList;
import android.R.integer;
import android.os.Bundle;
import android.os.Handler;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v4.view.ViewPager;
import android.support.v4.view.ViewPager.OnPageChangeListener;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.RadioGroup;
import android.widget.TextView;
public class PagerFragment extends Fragment {
private ViewPager pager;
private ArrayList<Integer> list;
private RadioGroup group;
int i = 0;
@Override
public View onCreateView(LayoutInflater inflater,
@Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
// TODO Auto-generated method stub
View view = View.inflate(getActivity(), R.layout.item_pager, null);
pager = (ViewPager) view.findViewById(R.id.viewpager);
group = (RadioGroup) view.findViewById(R.id.radiogroup);
list = new ArrayList<Integer>();
list.add(R.drawable.t);
list.add(R.drawable.u);
list.add(R.drawable.v);
pager.setAdapter(new ViewAdapter(list, getActivity()));
pager.setCurrentItem(100000);
handler.sendEmptyMessageDelayed(i, 1000);
pager.setOnPageChangeListener(new OnPageChangeListener() {
@Override
public void onPageSelected(int arg0) {
// TODO Auto-generated method stub
switch (arg0 % list.size()) {
case 0:
group.check(R.id.btn1);
break;
case 1:
group.check(R.id.btn2);
break;
case 2:
group.check(R.id.btn3);
break;
default:
break;
}
}
@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
}
});
textView = (TextView) view.findViewById(R.id.textview);
return view;
}
public void setext(String name){
textView.setText(name);
}
Handler handler = new Handler() {
public void handleMessage(android.os.Message msg) {
pager.setCurrentItem(pager.getCurrentItem()+1);
handler.sendEmptyMessageDelayed(i, 1000);
};
};
private TextView textView;
@Override
public void onDestroy() {
// TODO Auto-generated method stub
handler.removeCallbacksAndMessages(null);
}
}
ViewAdapter.java
package com.bwie.day06_demo1;
import java.util.ArrayList;
import android.content.Context;
import android.support.v4.view.PagerAdapter;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
public class ViewAdapter extends PagerAdapter{
private ArrayList<Integer> list;
private Context mContext;
public ViewAdapter(ArrayList<Integer> list, Context mContext) {
super();
this.list = list;
this.mContext = mContext;
}
@Override
public int getCount() {
// TODO Auto-generated method stub
return Integer.MAX_VALUE;
}
@Override
public boolean isViewFromObject(View arg0, Object arg1) {
// TODO Auto-generated method stub
return arg0 == arg1;
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
// TODO Auto-generated method stub
ImageView imageView = new ImageView(mContext);
imageView.setImageResource(list.get(position % list.size()));
imageView.setScaleType(ImageView.ScaleType.FIT_XY);
container.addView(imageView);
return imageView;
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
// TODO Auto-generated method stub
container.removeView((View) object);
}
}