VB Forum / Win API / October 2006

Hello ive gotten some code to access avicap32.dll in order to display the
webcam. THis part works but what i would like to do is give the ability to
capture the image. I can load a PictureBox Control with the image and display
it but for some reason I can "save" the image here's ...

I'm attempting to create a C .dll that is VB accessible as outlined in
http://support.microsoft.com/kb/189133/.
In the .c and .h files, I use stdcall of the type
extern __declspec(dllexport) xxxx __stdcall function name

I have an application that i will be installing on different machines.  So I
thought i would use the package and deployment wizard to create the setup
file.  This runs fine however when i go to run the program once it is
installed it runs, but none of the forms will show up.  It is ...

In VB6, what is the preferred way to pass a value representing a date to a
DLL written in C (or C++)?
The VB Date format appears to be undocumented.
The date that I have in VB is actually represented as a string (e.g.

Hi I have had some success in hiding another application I need to
automate using ShowWindow, MoveWindow (moving it off the screen), and
SetLayeredWindowAttributes.  I am having 2 problems though:
1. It's confirmation messageboxes (Save As, Overwrite?) etc. flash by

- I create the following VB 6 app to write to STDOUT (the console).
- I build it into an exe.
- I run the exe from a command line.
- I get no output and my code detects a WriteFile failure with an underlying

I am trying to produce 3D projection using a PC and two films.
Particulars are below
 I have two files containing Left and Right channel or video. What I
am attempting is to display these two channels on two different display

does anybody have experiences with screenshots of ActiveX controls in .NET?
I have a panel containing some controls, amongst others some ActiveX
controls. I tried  "control.DrawToBitmap()". The result was a Bitmap showing
the panel with all controls located on it, except the ...

I know this is a VB forum, but my question pertains to VFP. I am trying to
stop a ListView from redrawing itself as I am inserting 3000 ListItems.
However, the following code does not prevent it from redrawing. Can you
Help?

How do i know if windows has been locked (via ctrl-alt-del)?
I need to know because I'm running my app as a service and I want to
suppress sounds when the desktop's locked (it currently plays them).

I was tired of the 90 degree angles on VB6's command buttons so i
decided to create my own Implementation of the command button using a
usercontrol.  Everything is working fine and it looks great, but I also
want to make sure that using a ton of these buttons will not eat up

I have built a Secure FTP server program. Like other ftp server programs it
needs to remain running in the system tray. I am logging on to the server via
a remote desktop connection and when I run my program it runs as expected in
the system tray. However when I log off to ...

I naively assumed BringWindowToTop would do just that but it seems to do
nothing.  I have got a mini application with WinSock to communicate on my
internal network.  I want the receiving window to pop up when a message is
received and I used BringWindowToTop but it stayed at the ...

I've been able to split up a GIF file containing multiple frames into a set
of images, 1 for each frame - no problem. Now I want to find out if there is
a way to create the composite set of frames **even if the GIF file's frames
are not stand-alone** but produce a cumulative ...

The picturebox control has the limitation that you cannot draw a non-solid
line (dash, dot, dash-dot, etc.) that has a thickness greater than 1 pixel.  
I thought the API function calls that draw lines using pens would get around
this but it does not.  Any solutions?