AsyncTask导致FC研究(2)

 
import java.util.ArrayList; 
import java.util.Collection; 
import java.util.HashMap; 
import java.util.Iterator; 
import java.util.List; 
import java.util.ListIterator; 
import java.util.Map; 
 
 
import Android.app.Activity; 
import Android.app.AlertDialog; 
import Android.app.Dialog; 
import Android.app.ListActivity; 
import Android.app.ProgressDialog; 
import Android.content.Context; 
import Android.content.DialogInterface; 
import Android.content.Intent; 
import Android.database.Cursor; 
import Android.graphics.Bitmap; 
import Android.os.AsyncTask; 
import Android.os.Bundle; 
import Android.provider.ContactsContract; 
import Android.util.Log; 
import Android.view.LayoutInflater; 
import Android.view.View; 
import Android.view.ViewGroup; 
import Android.widget.AbsListView; 
import Android.widget.AbsListView.OnScrollListener; 
import Android.widget.Adapter; 
import Android.widget.AdapterView; 
import Android.widget.AdapterView.OnItemClickListener; 
import Android.widget.BaseAdapter; 
import Android.widget.GridView; 
import Android.widget.ImageView; 
import Android.widget.ListAdapter; 
import Android.widget.SimpleAdapter; 
import Android.widget.TextView; 
import Android.widget.Toast; 
 
public class ActivityA extends Activity { 
     
     
    private GridView mGridView; 
    private List<HashMap<String, Object>> mData; 
     
    private BaseAdapter mAdapter; 
    private ProgressDialog mProgressDialog; 
     
    private static final int DIALOG_PROGRESS = 0; 
     
    @Override 
    public void onCreate(Bundle savedInstanceState) { 
        super.onCreate(savedInstanceState); 
        setContentView(R.layout.main); 
        mGridView = (GridView) findViewById(R.id.gridview); 
        mData = new ArrayList<HashMap<String,Object>>(); 
        mAdapter = new CustomAdapter(); 
         
        
        mGridView.setAdapter(mAdapter);