android 水平进度对话框

android 水平进度对话框_第1张图片

 

在main.xml中

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    android:orientation="vertical" >

      <Button

        android:id="@+id/mybut"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="查找网络"/>

</LinearLayout>

 

 

 

在MyDialogDemo.java程序中

package com.tarena.dialog;

 

import android.app.Activity;

import android.app.AlertDialog;

import android.app.DatePickerDialog;

import android.app.Dialog;

import android.app.ProgressDialog;

import android.app.TimePickerDialog;

import android.content.DialogInterface;

import android.os.Bundle;

import android.view.KeyEvent;

import android.view.LayoutInflater;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.DatePicker;

import android.widget.ImageButton;

import android.widget.TextView;

import android.widget.TimePicker;

 

public class MyDialogDemo extends Activity {

  private Button mybut = null ; // 定义按钮

  private static final int MAX_PROGRESS = 100; //最大值为100

  @Override

  public void onCreate(Bundle savedInstanceState) {

     super.onCreate(savedInstanceState);

     super.setContentView(R.layout.main); // 调用布局管理器

     this.mybut = (Button) super.findViewById(R.id.mybut) ;  // 取得按钮

     this.mybut.setOnClickListener(new OnClickListenerImpl()) ;  // 设置事件类

  }

  private class OnClickListenerImpl implements OnClickListener {

 

     public void onClick(View view) {

       final ProgressDialog proDia = new ProgressDialog

            (MyDialogDemo.this);

       proDia.setTitle("搜索网络");

       proDia.setMessage("请耐心等待……");

       proDia.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);  //设置为水平的进度条

       proDia.setMax(MAX_PROGRESS);  //设置进度条的最大值

       proDia.setProgress(0);    //从进度0开始

       proDia.setButton("后台处理", new DialogInterface.OnClickListener() {

        

         public void onClick(DialogInterface dialog, int which) {

            proDia.dismiss();  //关闭对话框

         }

       });

       proDia.setButton2("详细信息", new DialogInterface.OnClickListener() {

        

         public void onClick(DialogInterface dialog, int which) {

            // TODO Auto-generated method stub

           

         }

       });

       proDia.onStart();  //启动进度

       new Thread(){

         public void run(){ //线程的主体类

            for(int x = 0; x < MAX_PROGRESS; x++){

              try {

                Thread.sleep(500); //运行3秒

              } catch (Exception e) {

                e.printStackTrace();

              }

              proDia.incrementProgressBy(1);

            }

            proDia.dismiss();  //关闭

         }

       }.start();  //启动线程

       proDia.show();

     }

    

  }

 

}

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