Android控件ListView用法(读取联系人示例代码)

package com.ui.domain; 
import java.util.ArrayList; 
import java.util.List; 
import android.app.Activity; 
import android.database.Cursor; 
import android.database.DataSetObserver; 
import android.graphics.Color; 
import android.os.Bundle; 
import android.provider.ContactsContract; 
import android.util.Log; 
import android.view.Menu; 
import android.view.View; 
import android.view.ViewGroup; 
import android.widget.EditText; 
import android.widget.ListAdapter; 
import android.widget.ListView; 
public class CallPhone extends Activity { 



@Override 
protected void onCreate(Bundle savedInstanceState) { 
// TODO Auto-generated method stub 
super.onCreate(savedInstanceState); 
setContentView(R.layout.call_phone); 
//联系人列表 
final List<String> dataList=new ArrayList<String>(); 
// 获得所有的联系人 
Cursor cur = getContentResolver().query( 
ContactsContract.Contacts.CONTENT_URI, 
null, 
null, 
null, 
ContactsContract.Contacts.DISPLAY_NAME 
+ " COLLATE LOCALIZED ASC"); 
while (cur.moveToNext()) { 
int idColumn = cur.getColumnIndex(ContactsContract.Contacts._ID); 
int displayNameColumn = cur.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME); 
String phoneNumber=cur.getString(1); 
String disPlayName = cur.getString(displayNameColumn); 
dataList.add(disPlayName+":"+phoneNumber); 
Log.i("联系人名称：", disPlayName); 
} 
cur.close();//关闭游标 

ListView listView=(ListView)findViewById(R.id.listView1); 
listView.setAdapter(new ListAdapter() { 

@Override 
public void unregisterDataSetObserver(DataSetObserver paramDataSetObserver) { 
// TODO Auto-generated method stub 

} 

@Override 
public void registerDataSetObserver(DataSetObserver paramDataSetObserver) { 
// TODO Auto-generated method stub 

} 

@Override 
public boolean isEmpty() { 
// TODO Auto-generated method stub 
return false; 
} 

@Override 
public boolean hasStableIds() { 
// TODO Auto-generated method stub 
return false; 
} 

@Override 
public int getViewTypeCount() { 
// TODO Auto-generated method stub 
return dataList.size(); 
} 

@Override 
public View getView(int paramInt, View paramView, ViewGroup paramViewGroup) { 
// TODO Auto-generated method stub 
EditText text=new EditText(CallPhone.this); 
text.setBackgroundColor(Color.WHITE); 
text.setText(dataList.get(paramInt)); 
return text; 
} 

@Override 
public int getItemViewType(int paramInt) { 
// TODO Auto-generated method stub 
return 0; 
} 

@Override 
public long getItemId(int paramInt) { 
// TODO Auto-generated method stub 
return 0; 
} 

@Override 
public Object getItem(int paramInt) { 
// TODO Auto-generated method stub 
return dataList.get(paramInt); 
} 

@Override 
public int getCount() { 
// TODO Auto-generated method stub 
return dataList.size(); 
} 

@Override 
public boolean isEnabled(int paramInt) { 
// TODO Auto-generated method stub 
return false; 
} 

@Override 
public boolean areAllItemsEnabled() { 
// TODO Auto-generated method stub 
return false; 
} 
}); 



} 
@Override 
protected void onDestroy() { 
// TODO Auto-generated method stub 
super.onDestroy(); 
} 
@Override 
public boolean onCreateOptionsMenu(Menu menu) { 
// TODO Auto-generated method stub 
getMenuInflater().inflate(R.menu.call_phone, menu); 
return true; 
} 

} 

ListAdapter 

listView.setAdapter 

@Override 
public Object getItem(int paramInt) { 
// TODO Auto-generated method stub 
return dataList.get(paramInt); 
}