android 对话框学习

001

package com.yarin.android.TestOnPDialog;

002

003

import android.app.Activity;

004

import android.app.ProgressDialog;

005

import android.content.DialogInterface;

006

import android.os.Bundle;

007

import android.view.View;

008

import android.widget.Button;

009

010

public class PDialog extends Activity

011

{

012

    private Button mButton01,mButton02;

013

014

    int m_count = 0;

015

    //声明进度条对话框

016

    ProgressDialog m_pDialog;

017

018

    @Override

019

    public void onCreate(Bundle savedInstanceState)

020

    {

021

        super.onCreate(savedInstanceState);

022

        setContentView(R.layout.main);

023

024

        //得到按钮对象

025

        mButton01 = (Button)findViewById(R.id.Button01);

026

        mButton02 = (Button)findViewById(R.id.Button02);

027

028

        //设置mButton01的事件监听

029

        mButton01.setOnClickListener(new Button.OnClickListener() {

030

            @Override

031

            public void onClick(View v)

032

            {

033

                // TODO Auto-generated method stub

034

035

                //创建ProgressDialog对象

036

                m_pDialog = new ProgressDialog(PDialog.this);

037

038

                // 设置进度条风格，风格为圆形，旋转的

039

                m_pDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);

040

041

                // 设置ProgressDialog 标题

042

                m_pDialog.setTitle("提示");

043

044

                // 设置ProgressDialog 提示信息

045

                m_pDialog.setMessage("这是一个圆形进度条对话框");

046

047

                // 设置ProgressDialog 标题图标

048

                m_pDialog.setIcon(R.drawable.img1);

049

050

                // 设置ProgressDialog 的进度条是否不明确

051

                m_pDialog.setIndeterminate(false);

052

053

                // 设置ProgressDialog 是否可以按退回按键取消

054

                m_pDialog.setCancelable(true);

055

056

                // 设置ProgressDialog 的一个Button

057

                m_pDialog.setButton("确定", new DialogInterface.OnClickListener() {

058

                    public void onClick(DialogInterface dialog, int i)

059

                    {

060

                        //点击“确定按钮”取消对话框

061

                        dialog.cancel();

062

                    }

063

                });

064

065

                // 让ProgressDialog显示

066

                m_pDialog.show();

067

            }

068

        });

069

070

      //设置mButton02的事件监听

071

        mButton02.setOnClickListener(new Button.OnClickListener() {

072

            @Override

073

            public void onClick(View v)

074

            {

075

                // TODO Auto-generated method stub

076

077

                m_count = 0;

078

079

                // 创建ProgressDialog对象

080

                m_pDialog = new ProgressDialog(PDialog.this);

081

082

                // 设置进度条风格，风格为长形

083

                m_pDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);

084

085

                // 设置ProgressDialog 标题

086

                m_pDialog.setTitle("提示");

087

088

                // 设置ProgressDialog 提示信息

089

                m_pDialog.setMessage("这是一个长形对话框进度条");

090

091

                // 设置ProgressDialog 标题图标

092

                m_pDialog.setIcon(R.drawable.img2);

093

094

                // 设置ProgressDialog 进度条进度

095

                m_pDialog.setProgress(100);

096

097

                // 设置ProgressDialog 的进度条是否不明确

098

                m_pDialog.setIndeterminate(false);

099

100

                // 设置ProgressDialog 是否可以按退回按键取消

101

                m_pDialog.setCancelable(true);

102

103

                // 让ProgressDialog显示

104

                m_pDialog.show();

105

106

                new Thread()

107

                {

108

                    public void run()

109

                    {

110

                        try

111

                        {

112

                            while (m_count <= 100)

113

                            {

114

                                // 由线程来控制进度。

115

                                m_pDialog.setProgress(m_count++);

116

                                Thread.sleep(100);

117

                            }

118

                            m_pDialog.cancel();

119

                        }

120

                        catch (InterruptedException e)

121

                        {

122

                            m_pDialog.cancel();

123

                        }

124

                    }

125

                }.start();

126

127

            }

128

        });

129

    }