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Why Doesn't Add / Remove seem to work?
Message
De
22/12/2004 14:10:53
 
 
À
22/12/2004 13:47:03
Information générale
Forum:
ASP.NET
Catégorie:
Autre
Versions des environnements
Environment:
C# 1.1
OS:
Windows 2000 SP4
Network:
Windows 2000 Server
Database:
MS SQL Server
Divers
Thread ID:
00970712
Message ID:
00971557
Vues:
16
Hi Bonnie,

>This is strange ... I get no compiler errors at all. Are you using VS 2002 or 2003? I'm using VS 2003.

VS2003 - I tried it on a couple of machines too?

Best,


>
>~~Bonnie
>
>
>>Hi,
>>
>>Using the following code :-
>>
>>
>>using System;
>>using System.Drawing;
>>using System.Collections;
>>using System.ComponentModel;
>>using System.Windows.Forms;
>>using System.Data;
>>
>>namespace TestFormApplication
>>{
>>	/// <summary>
>>	/// Summary description for Form1.
>>	/// </summary>
>>	public class Form1 : System.Windows.Forms.Form
>>	{
>>		private System.Windows.Forms.TextBox textBox1;
>>		private System.Windows.Forms.Label label1;
>>		private System.Windows.Forms.Button _btnGo;
>>		/// <summary>
>>		/// Required designer variable.
>>		/// </summary>
>>		private System.ComponentModel.Container components = null;
>>
>>		private Hashtable _hash = new Hashtable();
>>		public delegate void GaryDelegate(string message);
>>		public event GaryDelegate Hey
>>		{	
>>			add
>>			{
>>				_hash["Hey"] = (GaryDelegate) _hash["Hey"] + value;
>>
>>			}
>>			remove
>>			{
>>				_hash["Hey"] = (GaryDelegate) _hash["Hey"] - value;
>>			}
>>		}
>>
>>...
>>...
>>...
>>
>>
>>
>>I get the following compiler error :-
>>
>>C:\Documents and Settings\Gary.Wynne\My Documents\Visual Studio Projects\TestFormApplication\TestFormApplication\Form1.cs(140): The event 'TestFormApplication.Form1.Hey' can only appear on the left hand side of += or -=
>>
>>I cannot see anything wrong with this but the compiler doesn't like it <s>.
>>
>>Any ideas.
>>
>>Thanks,
-=Gary
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