Hi,
The problem i am mentioning is re-hash of previous post but the thread
finally ended with no concrete solution.
Subject
Date
UserControl in Browser Caching Problem 20/2/2002
More Control Caching Strangeness 22/2/2002
Cacheing in IE for Windows Forms Controls doesn't 8/3/2002
And now i am the victim... Is this a confirmed bug or are there any solution
which i m not aware ?
below is the sample code
================
Control
--------
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data ;
using System.Data.SqlClient;
using System.Data.SqlTypes;
using System.Net ;
using System.Threading;
using System.Runtime.InteropServices;
using System.Security;
using System.Security.Permissions;
using System.Text;
namespace Client
{
/// <summary>
/// Summary description for Ticker.
/// </summary>
///
[ClassInterface(ClassInterfaceType.None),
ComSourceInterfaces(typeof(ClientCOMEvents))]
public class Ticker : System.Windows.Forms.UserControl,ClientCOMIncoming
{
//Declaration of Delegate and event.
public delegate void ClientEventHandler();
public event ClientEventHandler ClientEvt;
private System.Windows.Forms.Label lbltickerdisplay;
private System.Windows.Forms.Timer GetStockTimer;
private System.ComponentModel.IContainer components;
/// <summary>
/// Required designer variable.
/// </summary>
public Ticker()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
// TODO: Add any constructor code after InitializeComponent call
//
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if(components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.components = new System.ComponentModel.Container();
this.lbltickerdisplay = new System.Windows.Forms.Label();
this.GetStockTimer = new System.Windows.Forms.Timer(this.components);
this.SuspendLayout();
//
// lbltickerdisplay
//
this.lbltickerdisplay.AutoSize = true;
this.lbltickerdisplay.Font = new System.Drawing.Font("Microsoft Sans
Serif", 8.25F, System.Drawing.FontStyle.Regular,
System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
this.lbltickerdisplay.ForeColor = System.Drawing.Color.Red;
this.lbltickerdisplay.Location = new System.Drawing.Point(600, 8);
this.lbltickerdisplay.Name = "lbltickerdisplay";
this.lbltickerdisplay.Size = new System.Drawing.Size(0, 13);
this.lbltickerdisplay.TabIndex = 0;
//
// GetStockTimer
//
this.GetStockTimer.Enabled = true;
//
// Ticker
//
this.BackColor = System.Drawing.SystemColors.ControlText;
this.Controls.AddRange(new System.Windows.Forms.Control[]
{this.lbltickerdisplay});
this.Font = new System.Drawing.Font("Microsoft Sans Serif", 6F,
System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point,
((System.Byte)(0)));
this.Name = "Ticker";
this.Size = new System.Drawing.Size(864, 72);
this.Load += new System.EventHandler(this.Ticker_Load);
this.ResumeLayout(false);
}
#endregion
// Dummy Function to implement the interface.
public void TestMsg()
{
}
private void Ticker_Load(object sender, System.EventArgs e)
{
try
{
ClientEvt();
}
catch(Exception e1)
{
MessageBox.Show("Error occured in raising Ticker event : " +
e1.Message);
}
}
}
public interface ClientCOMIncoming
{
void TestMsg();
}
[Guid("A59B958D-B363-454b-88AA-BE8626A131FB")]
[InterfaceType(ComInterfaceType.InterfaceIsIDispatch)]
public interface ClientCOMEvents
{
[DispId(0x60020000)]
void ClientEvt();
}
}
HTML
------
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html>
<head>
<title>DLL Init</title>
<meta name="vs_defaultClientScript" content="JavaScript">
<meta name="vs_targetSchema"
content="http://schemas.microsoft.com/intellisense/ie5";>
<meta name="GENERATOR" content="Microsoft Visual Studio.NET 7.0">
<meta name="ProgId" content="VisualStudio.HTML">
<meta name="Originator" content="Microsoft Visual Studio.NET 7.0">
</head>
<SCRIPT FOR="CtlTicker" EVENT="ClientEvt">
alert("Ticker event raised");
</SCRIPT>
<body MS_POSITIONING="GridLayout">
<object id=CtlTicker classid=http:TickerDisplay.dll#Client.Ticker
width="500" height="200" events="true"></object>
</body>
</html>
Regards
Yogesh Shetty
Team COE
Financial Technologies (India) Ltd.
URL: www.ftindia.com
mailto : [EMAIL PROTECTED]
contact : +91 22 6164145
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