VB Forum / COM / November 2003

   I'm trying to use the mouse_event api call to send scroll wheel events
from a USB device that doesn't have a typical scroll wheel.
   Call mouse_event(MOUSEEVENTF_WHEEL, 0, 0, (mLines * WHEEL_DELTA), 0)
   mLines is the number of lines I wish to scroll times the delta of 120

I apologise in advance as this is not an intentional cross-post, as I've
already posted this earlier on vb.discussion without realising this
newsgroup existed.
I have developed an activeX exe which simply polls a database in it's own

This is more like a theoretical or conceptual question:
which is better, using exception or return code for
a .NET component?
I had created a COM object (using VB6), which uses return

What is the difference between an ActiveX object and a COM object?
It seems that with Activex you need to implement IDispatch interface while
with COM you don't?
Is IDispatch what makes the late-binding possible?  In other words, is

I am having a problem in that I need to create a
shared VB DLL\Active EXE for both a C++ DLL and a VB EXE/DLL to share
the same variable values. I would be
very grateful if someone could just provide an example in format as

How do I run an executable program from VB.  I have the
following code:
Set Sumfin = New VBA
Sumfin.Interaction.Shell "C:\Command.exe"

Does anyone know of a way to find all COM components that implement a
specific interface.
For example, specify interface "Ixxxxxxx" or an IID and the result returned
is an array of ProgIDs or CLSIDs.

Greetings all
I am busy trying to put together a faxing solution to make my life
easier.
I am using using RightFax from Captaris and visual basic 6.

When using the following I get an error.  Any ideas?
Private Declare Function ShellExecute Lib "shell32.dll"
Alias "ShellExecuteA" (ByVal hwnd As Long, ByVal
lpOperation As String, ByVal lpFile As String, ByVal

Is there any way to use VB reserved word as a name of my custom procedure
(in the public class module within ActiveX DLL).
In particular, I need something like this:
Dim mType as Long

Where can I find some code that demonstrates Inspect
functions and or controlling another application functions?

I want to create one Multiuse Server App
(myExcelExport.exe) that exports asnych using the timer
(delayed trigger) and then raises events when it completes.
Each client 'Instantiates' its own myExcelExport.exe at

The little block of icons in the lower right of the screen.  For instance if
Norton Antivirus is turned on, there would be an icon for it there.  How do
you add these icons?
A code sample would be greatly appreciated.

I am creating a ActiveX Control in VB. But I cann't create
groups like Toolbar's Buttons or StatusBar's Panel.
Eg:
    Toolbar1.Buttons.Item

Can someone enlighten me on how to add a program to the startup folder, so
it starts up whenever Windows starts up.  I'm sure this is common knowledge
to some of you.  A code sample would be greatly appreciated.
Thank you.