How To Develop Custom Controls Using VB.NET
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In this video tutorial, we will show you how to develop custom controls using VB.NET.  After viewing the video tutorial, download the source code and try to modify the code so as to get a feel of what is learned in this video tutorial.

Source Code
Imports System
Imports System.Reflection
Imports System.Runtime.InteropServices

' General Information about an assembly is controlled through the following 
' set of attributes. Change these attribute values to modify the information
' associated with an assembly.

' Review the values of the assembly attributes

<Assembly: AssemblyTitle("")> 
<Assembly: AssemblyDescription("")> 
<Assembly: AssemblyCompany("")> 
<Assembly: AssemblyProduct("")> 
<Assembly: AssemblyCopyright("")> 
<Assembly: AssemblyTrademark("")> 
<Assembly: CLSCompliant(True)> 

'The following GUID is for the ID of the typelib if this project is exposed to COM
<Assembly: Guid("C5826E4A-24EF-4D54-A0B0-BEA9E60C35EB")> 

' Version information for an assembly consists of the following four values:
'      Major Version
'      Minor Version 
'      Build Number
'      Revision
' You can specify all the values or you can default the Build and Revision Numbers 
' by using the '*' as shown below:

<Assembly: AssemblyVersion("1.0.*")> 
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace CustomControlTestCSharp
/// <summary>
/// Summary description for Form1.
/// </summary>
public class Form1 : System.Windows.Forms.Form
private CustomControlExample.UserControl1 userControl11;
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components = null;

public Form1()
// Required for Windows Form Designer support

// 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) 
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.userControl11 = new CustomControlExample.UserControl1();
// userControl11
this.userControl11.Location = new System.Drawing.Point(24, 24);
this.userControl11.Name = "userControl11";
this.userControl11.Size = new System.Drawing.Size(112, 72);
this.userControl11.TabIndex = 0;
// Form1
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(160, 118);
this.Name = "Form1";
this.Text = "Form1";


/// <summary>
/// The main entry point for the application.
/// </summary>
static void Main() 
Application.Run(new Form1());

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