| Mdi子窗口间消息通信 |
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作者:佚名 文章来源:不详 点击数: 更新时间:2006-12-6 1:09:27  |
Mdi子窗口间消息通信 Mdi子窗口间消息通信 using System;; namespace Vavic { /// 〈summary〉 /// 当信息更改是通知其他的窗口重新加载数据 /// 使用方法为:1)通知信息更改 /// Notify.Instance().SendMessage(100, "Form1 Activate test notify event");; /// 其中第一个参数为信息号,第二个参数为信息描述 /// 2)收取信息 /// 使用方法,在每个FORMLOAD事件中加入如下语句 /// Notify.Instance().OnNotifyEvent += new Notify.NotifyEvent(OnNotifyEvent);; /// 同时编写如下的方法用于重新加载数据 ///protected void OnNotifyEvent(object sender, Notify.NotifyEventArgs e) ///{ /// if (e.Code == Notify.CompanyInfo) /// System.Diagnostics.Debug.WriteLine(string.Format(" Form1 Code={0}, Message = {1}", e.Code,e.Message));; ///} /// 〈/summary〉 public class Notify { protected static Notify m_notify = null;; public delegate void NotifyEvent(object sender, NotifyEventArgs e);; public event NotifyEvent OnNotifyEvent;; protected Notify() { // // TODO: 在此处添加构造函数逻辑 // } public static Notify Instance() { if (m_notify == null) m_notify = new Notify();; return m_notify;; } public void SendMessage(int code, string message) { NotifyEventArgs e = new NotifyEventArgs(code, message);; if ( OnNotifyEvent != null) OnNotifyEvent(this, e);; } public class NotifyEventArgs : System.EventArgs { public NotifyEventArgs(int code, string message) { m_nCode = code;; m_strMessage = message;; } public NotifyEventArgs() { } protected int m_nCode;; public int Code { get { return m_nCode;;} set { m_nCode = value;;} } protected string m_strMessage = string.Empty;; public string Message { get { return m_strMessage;;} set { m_strMessage = value;; if (m_strMessage == null) m_strMessage = string.Empty;; } } } #region Common Infomation public const int CompanyInfo = 1;; public const int ProjectInfo = 2;; public const int TaskInfo = 3;; public const int Opportunity = 4;; public const int Contactor = 5;; public const int EmployeeInfo = 6;; public const int DepartmentInfo = 7;; public const int AdvCityInfo = 8;; #endregion } }
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| 文章录入:wuyongjian 责任编辑:wuyongjian |
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