Disable the Close Button on a Form

Category:

Forms and Controls

Type:

Snippets

Difficulty:

Intermediate

Author:

Intelligent Solutions Inc.

Version Compatibility: Visual Basic 6, Visual Basic 5

Instructions: Copy the declarations and code below and paste directly into your VB project.

Declarations:
Option Explicit Private Declare Function GetSystemMenu Lib "user32" _ (ByVal hwnd As Long, _ ByVal bRevert As Long) As Long Private Declare Function RemoveMenu Lib "user32" _ (ByVal hMenu As Long, _ ByVal nPosition As Long, _ ByVal wFlags As Long) As Long Private Const MF_BYPOSITION = &H400&

Code: