利用LISTVIEW显示进度信息

工作原因,需要将进度信息显示,并可以保存所以写了个小控件,有需要的朋友可以看下

我只做了正确与错误的显示,其它的可以跟据枚举操作
环境: .NET 2.0

  1using System;
  2using System.Collections;
  3using System.ComponentModel;
  4using System.Drawing;
  5using System.Windows.Forms;
  6using System.IO;
  7
  8
  9namespace ProCtrlLib
 10{
 11    /**//// <summary>
 12    /// 描述：采用LISTVIEW形式加载消息
 13    /// 作者：ForrestSun
 14    /// 日期: 2006-7-17
 15    /// </summary>
 16
 17    [ToolboxBitmap(typeof(ProMessageBox), "ProMessageBox")]
 18    public partial class ProMessageBox : UserControl
 19    {
 20
 21        public ProMessageBox()
 22        {
 23            InitializeComponent();
 24        }
 25
 26     
 27        private void cmnuClearInfo_Click(object sender, EventArgs e)
 28        {
 29            ClearInfo();
 30        }
 31
 32        function#region function
 33        delegate void InfoWriteHandle(string text, MsgEnum MessageIcon);
 34        public void MessageShow(string text, MsgEnum MessageIcon)
 35        {
 36 
 37            if (this.lvwInfo.InvokeRequired)
 38            {
 39                InfoWriteHandle iw = MessageShow;
 40                this.Invoke(iw, new object[] { text, MessageIcon });
 41            }
 42            else
 43            {
 44                try
 45                {
 46                    if (text != "")
 47                    {
 48                        string strInfo = DateTime.Now.ToString() + "   " + text;
 49                        if (MessageIcon >= 0)
 50                        {
 51                            ListViewItem objItem = new ListViewItem();
 52                            objItem.Text = strInfo;
 53                            objItem.ImageIndex = (int)MessageIcon;
 54                            this.lvwInfo.Items.Add(objItem);
 55                            this.lvwInfo.Items[this.lvwInfo.Items.Count - 1].EnsureVisible();
 56                        }
 57                    }
 58
 59                    
 60                    ItmeCountCheck();
 61                }
 62                catch (System.Exception ex)
 63                {
 64                    Console.WriteLine(ex.ToString());
 65                }
 66            }
 67        }
 68
 69
 70        /**//// <summary>
 71        /// 清空显示信息
 72        /// </summary>
 73        private delegate void ClearInfoHandle();
 74        public void ClearInfo()
 75        {
 76            if (this.lvwInfo.InvokeRequired)
 77            {
 78                ClearInfoHandle clr = new ClearInfoHandle(ClearInfo);
 79                this.Invoke(clr, null);
 80            }
 81            else
 82            {
 83                this.lvwInfo.Items.Clear();
 84            }
 85
 86            ItmeCountCheck();
 87        }
 88
 89        /**//// <summary>
 90        /// 检测LISTVIEW的ITEM个数
 91        /// </summary>
 92        private void ItmeCountCheck()
 93        {
 94            if (this.lvwInfo.Items.Count > 0)
 95            {
 96                this.cmnuExportInfo.Enabled = true;
 97            }
 98            else
 99            {
100                this.cmnuExportInfo.Enabled = false;
101            }
102        }
103
104        /**//// <summary>
105        /// 写记录文件
106        /// </summary>
107        public void ExportToTxt()
108        {
109            if (this.SaveInfo.ShowDialog() == DialogResult.OK)
110            {
111                if (this.lvwInfo.Items.Count > 0)
112                {
113                    try
114                    {
115                        string FileNmae = this.SaveInfo.FileName; //+  ".txt";
116                        StreamWriter sw;
117                        if (File.Exists(FileNmae))
118                        {
119                            sw = File.AppendText(FileNmae);
120                        }
121                        else
122                        {
123                            sw = File.CreateText(FileNmae);
124                        }
125
126                        sw.WriteLine("====================记录信息====================" );
127                        for (int i = 0; i < lvwInfo.Items.Count; i++)
128                        {
129                            sw.WriteLine(lvwInfo.Items[i].Text.ToString());
130                        }
131                        sw.Close();
132                        MessageShow("信息导出成功", MsgEnum.Infomation);
133                    }
134                    catch (System.Exception ex)
135                    {
136                        MessageShow("信息导出失败,具体原因参看系统日志", MsgEnum.Error);
137                    }
138
139                }
140            }
141        }
142        #endregion
143
144        private void cmnuExportInfo_Click(object sender, EventArgs e)
145        {
146            this.ExportToTxt();
147        }
148    }
149
150   
151}
152

代码