显示一个ProgressDialog，显示progressdialog

显示一个ProgressDialog，显示progressdialog

转自wanglin

1.[Java]代码

package com.arg;

import java.util.ArrayList;

import android.app.ListActivity;
import android.app.ProgressDialog;
import android.content.Context;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.TextView;

public class VprograssDialogActivity extends ListActivity {
	private ProgressDialog m_ProgressDialog = null; 
    private ArrayList m_orders = null; 
    private OrderAdapter m_adapter; 
    private Runnable viewOrders; 
    
    @Override 
    public void onCreate(Bundle savedInstanceState) { 
        super.onCreate(savedInstanceState); 
        setContentView(R.layout.main); 
        m_orders = new ArrayList(); 
        this.m_adapter = new OrderAdapter(this, R.layout.row, m_orders); 
        
        setListAdapter(this.m_adapter); 
         
        viewOrders = new Runnable(){ 
            @Override 
            public void run() { 
                getOrders(); 
            } 
        }; 
        Thread thread =  new Thread(null, viewOrders, "MagentoBackground"); 
        thread.start(); 
        m_ProgressDialog = ProgressDialog.show(VprograssDialogActivity.this,    
              "Please wait...", "Retrieving data ...", true); 
    } 
    private Runnable returnRes = new Runnable() { 

        @Override 
        public void run() { 
            if(m_orders != null && m_orders.size() > 0){ 
                m_adapter.notifyDataSetChanged(); 
                for(int i=0;i<m_orders.size();i++) 
                m_adapter.add(m_orders.get(i)); 
            } 
            m_ProgressDialog.dismiss(); 
            m_adapter.notifyDataSetChanged(); 
        } 
    }; 
    private void getOrders(){ 
          try{ 
              m_orders = new ArrayList(); 
              Order o1 = new Order(); 
              o1.setOrderName("SF services"); 
              o1.setOrderStatus("Pending"); 
              Order o2 = new Order(); 
              o2.setOrderName("SF Advertisement"); 
              o2.setOrderStatus("Completed"); 
              m_orders.add(o1); 
              m_orders.add(o2); 
              Thread.sleep(5000); 
              Log.i("ARRAY", ""+ m_orders.size()); 
            } catch (Exception e) { 
              Log.e("BACKGROUND_PROC", e.getMessage()); 
            } 
            runOnUiThread(returnRes); 
        } 
    private class OrderAdapter extends ArrayAdapter{ 

        private ArrayList items; 

        public OrderAdapter(Context context, int textViewResourceId, ArrayList items) { 
                super(context, textViewResourceId, items); 
                this.items = items; 
        } 
        @Override 
        public View getView(int position, View convertView, ViewGroup parent) { 
                View v = convertView; 
                if (v == null) { 
                    LayoutInflater vi = (LayoutInflater)getSystemService(Context.LAYOUT_INFLATER_SERVICE); 
                    v = vi.inflate(R.layout.row, null); 
                } 
                Order o = (Order) items.get(position); 
                if (o != null) { 
                        TextView tt = (TextView) v.findViewById(R.id.toptext); 
                        TextView bt = (TextView) v.findViewById(R.id.bottomtext); 
                        if (tt != null) { 
                              tt.setText("Name: "+o.getOrderName());                            } 
                        if(bt != null){ 
                              bt.setText("Status: "+ o.getOrderStatus()); 
                        } 
                } 
                return v; 
        } 
} 
} 


Order.java
package com.arg;

public class Order extends Object{
	private String orderName;
	private String orderStatus;
	public String getOrderName() {
		return orderName;
	}
	public void setOrderName(String orderName) {
		this.orderName = orderName;
	}
	public String getOrderStatus() {
		return orderStatus;
	}
	public void setOrderStatus(String orderStatus) {
		this.orderStatus = orderStatus;
	}
	
}