编程资料－ 多线程 - 错误提示：发生了异常- 博客园

C# 一 个 多 线 程 操 作 控 件 的 例 子 .
// 多 线 程 间 控 件 的 操 作 例 子
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Threading;
using System.Data.SqlClient;
using System.Collections;
namespace AutoMessager
{
delegate void myDelegate();
delegate void SetTextCallback(string text);
public partial class frmAutoMsg : Form
{
event myDelegate myEvent;
string connStr = string.Empty;
Thread thd;
//private Icon eyeIcon;
//private NotifyIconEx notifyIconA;
//private NotifyIconEx notifyIconB;
private bool canClosed = false;
public frmAutoMsg()
{
this.ShowInTaskbar = false;
InitializeComponent();
//eyeIcon = new Icon(GetType(), "EYE.ICO");
notifyIcon1.ContextMenu = contextMenuB;
}
private void SetText(string text)
{
// InvokeRequired required compares the thread ID of the
// calling thread to the thread ID of the creating thread.
// If these threads are different, it returns true.
if (this.txtMsgStatus.InvokeRequired)
{