学步园

using AutoUpgrade.BL;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace AutoUpgrade
{
    public partial class UpgradePromptForm : Form
    {
        public delegate void DelegateCheckUpdateFile();  //声明了一个Delegate Type

        public DelegateCheckUpdateFile delegateCheckUpdateFileMethod;   //声明了一个Delegate对象

        public UpgradePromptForm()
        {
            InitializeComponent();
        }

        private void UpgradePromptForm_Load(object sender, EventArgs e)
        {
            if (!XmlFileHandle.Instance().CheckUpdateFile())
            {
                AutoUpgradeBO.UpdaterClose();
            }
            else
            {
                Thread.Sleep(1500);

                if (delegateCheckUpdateFileMethod != null)
                {
                    delegateCheckUpdateFileMethod.Invoke();
                }
            }
        }

    }
}


using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Windows.Forms;using AutoUpgrade.BL;using System.Net;using System.Globalization;using

 AutoUpgrade.Models;namespace AutoUpgrade{ public partial class MainForm : Form { UpgradePromptForm frmPrompt = null; public MainForm() { InitializeComponent(); } private void MainForm_Load(object sender, EventArgs e) { ShowUpgradePromptForm(); } private void

 ShowUpgradePromptForm() { this.Opacity = 0; frmPrompt = new UpgradePromptForm(); frmPrompt.delegateCheckUpdateFileMethod = new UpgradePromptForm.DelegateCheckUpdateFile(UpdaterStart); frmPrompt.Show(); } private void UpdaterStart() { if (frmPrompt != null)

 { frmPrompt.Opacity = 0; this.Opacity = 1; } AutoUpgradeBO bo = AutoUpgradeBO.Instance(); bo.DownloadProgressChangedMessage += bo_DownloadProgressChangedMessage; bo.DownloadFileCompletedMessage += bo_DownloadFileCompletedMessage; bo.UpdaterStart(); } void

 bo_DownloadProgressChangedMessage(object sender, AutoUpgradeBO.DownloadProgressChangedMessageEventArgs e) { this.label2.Text = String.Format( CultureInfo.InvariantCulture, "正在下载:{0} [ {1}/{2} ]", e.CurrentFileName, DownloadManage.ConvertSize(e.DownloadProgressChangedEventArgs.BytesReceived),

 DownloadManage.ConvertSize(e.DownloadProgressChangedEventArgs.TotalBytesToReceive)); float tempf = ((float)(e.UpSize + e.DownloadProgressChangedEventArgs.BytesReceived) / e.Size); this.progressBar1.Value = Convert.ToInt32(tempf * 100); this.progressBar2.Value

 = e.DownloadProgressChangedEventArgs.ProgressPercentage; } void bo_DownloadFileCompletedMessage(object sender, AutoUpgradeBO.DownloadFileCompletedMessageEventArgs e) { this.label3.Text = String.Format( CultureInfo.InvariantCulture, "更新进度 {0}/{1} [ {2} ]",

 e.Num, e.FileCount, DownloadManage.ConvertSize(e.Size)); string mess = String.Format( CultureInfo.InvariantCulture, "\n完成下载:{0} [ {1} ]", e.CurrUpdataFile.FileName, DownloadManage.ConvertSize(e.CurrUpdataFile.FileSize)); rtbMessage.AppendText(mess); this.progressBar2.Value

 = 0; } }}