VB Forum / General / June 2006

I have an application that exposes a VB 6 ActiveX API.  I can write
DLLs that plug into the application and add functionality to the
application.  I write these DLLs by implementing an interface.
I have been doing this in VB 6.  On initial review, it appears that it

Here's what I've been asked to do:
From the click event of a command button, scanning software would be
launched with the correct settings being passed in to the scanning
application (resolution, contrast, color/b&w, balance, graphic type,

I am working on a ricochet function, which allows a shape\object to have a
bounce effect when it hits a wall in a 2 dimensional environment. I'm
confused on how I calculate the angle after it hits the wall. Which
trigonometric function do I use? How do I turn that into ...

Although I've read about the implements keyword it occurred to me that I
don't think I've ever used it in a real program and wondered if I was
missing something and what type of situations if any people found it useful.
Julian

I have a stored procedure with parameters in SQL Server 2000 database. When
I execute it in Enterprise Manager, it takes less than 1 second to return
rows.
When I use it in VB 6 code to populate ADODB.Recordset, it takes more than

I was changing some values on the form that shows when my program
starts up, and now the form doesn't show at all. I pulled some code out
of my "frmMain" form and pasted it below...I think these are the
functions that load my main form.

I was trying to use the following code to read a CSV file row by row:
Open MYFILEPATH & MyFile For Input As #1
Do While Not EOF(1)
   Line Input #1, LI

I have an app (VB6) that runs 24X7 that has crashed a couple of times
with "Error 52 - Bad file name or number". I'm trying to pinpoint
what's causing these crashes (I can't duplicate it in my development
environment).

I'm trying to create a program that copies text to the clipboard once
it is selected. From what i understand (wich my be completely wrong)
sendmessage should make it pretty easy.
What i did was create a basic VB6 project and put a timer on the form.

How can i find out if an certain dll is present in the windows directory? On
all Windows platforms!
GetWindowsDirectory only gives me the c:\windows path, not the
c:\windows\system32 (i'm using XP)

I am using a card reader and trying to capture the contents on the magnetic
strip of the card. I am able to read the Track1 and that is all I want.But it
reads the Track2 and fills up the textbox which has the focus.
I am using the inputbox function to read the value as a string.

I'm struggling for the correct terminology here but this is what I'm
trying to do:
I've created a simple viewer program that opens files and lets you view
the contents.

I have a VB6 application running on a PC on a large network.  My app
communicates via TCP/IP to another application on another machine,
processes the records and updates the various databases on the main
server.

What recommendations do you have for talking with pretty much any brand of
PLC you come across (preferably Ethernet/TCPIP) without having to do
anything with the PLC itself? Is it still having a driver for each one?
This would be for VB6 EE unless your suggestion also requires ...

I have try to read the content of a midi file with many deferent modes.
Thru visual basic, thru winapi, thru C++ but i can't All the times i
getting back a part of the whole file content . . . and never all the
file.