Private Type SERVICE_STATUS dwServiceType As Long dwCurrentState As Long dwControlsAccepted As Long dwWin32ExitCode As Long dwServiceSpecificExitCode As Long dwCheckPoint As Long dwWaitHint As LongEnd TypePrivate Declare Function OpenSCManager Lib “advapi32.dll”
Const EWX_LOGOFF = 0Const EWX_FORCE = 4Private Declare Function ExitWindowsEx Lib “user32” (ByVal dwOptions As Long, _ ByVal dwReserved As Long) As Long’ close all applications and log off the
Private Const TH32CS_SNAPPROCESS As Long = 2&Private Const MAX_PATH As Integer = 260Private Type PROCESSENTRY32 dwSize As Long cntUsage As Long th32ProcessID As Long th32DefaultHeapID As Long th32ModuleID As Long
If TAPI libraries are installed on your machine, you can easily dial a number from a VB application using a single API call. Here’s a function that encapsulates the call
‘ Display a text with 3D effect” OBJ can be a form or a PictureBox’ TEXT is the text to be displayed’ X, Y are the coordinate (in twips or
The following function is an efficient way of converting strings from one character set to another. Using an array of 256 characters as a conversion table, the attached function replaces
Many times, a program crashes due to multiple deletes on the same pointer. In some cases, this is due to a programming error that can be removed. There are situations,
It’s common practice in C, to do a memset on structures, in order to initialize all member variables to some default value, usually NULL. Similarly, you can use memset to
It is common knowledge that the only difference between a struct and a union in C is that all elements of a union share the same memory location but the