VB Forum / Win API / May 2005

How can i create a system modal form in visual basic 6 to work under
windows xp/2000?
at least how can i prevent user to bring up the task manager or click
on start menu or anywhere else?

In my MDI form, I need to record any keys pressed in the application
(MDI-form and child windows).
How could I do that?
-- Henrik

Is there a way to tell which languages the user has listed on his language
bar ?
TIA
Guy

Is there a way to get a cpu's FID value using the DeviceIoControl
function? I know the correct the tables to calculate the multiplier once
 I retrieve the FID, but I'm having a lot of trouble finding any
resources. BTW, I'm working in visual basic.

I use the following code to play a movie clip in a picture box on a form.
The movie and picture box are sized to be a specified width and height using
the variables 'moviewidth' and 'movieheight'. The window is called 'main'
and the picture box in it is 'mpicpicture'. The mpeg file ...

I need to send by the network captured video frame. To do this I wish
to compress this frame. Could You please suggest any standard
algorithms to compress dib.
Thank You for Your answer.

Sorry if my problem might be off topic but I didn't find a better qualified
expert group for that:
I have written a class clsFINDFILE (which collects filenames calling
FindFirstFile and so on), and a second class clsBACKUP which contains some

I'm trying to create a bitmap from a vb stdpicture by doing the following:
Private Type BITMAP
   bmType As Long
   bmWidth As Long

I need a way either using active directory or otherwise in VB .NET (API's
are fine) to retrieve the list of IP addresses and MAC addressses from our
DHCP server here.  I specifically need to do this because I am looking for
machine's that are in standby so a ping sweep or otherwise ...

Im trying to rstore a form to its prior state.
If you minimize a form and then right click on it in the
taskbar then there is a menu item labeled "Restore".
That is what i want to emulate.

Do issues with "Microsoft Layer for Unicode on Windows 95/98/Me systems"
affect VB  programs?
It seems that most of the VB API declares I see use the "A" form of the
Alias.

I'm working on a web page for a client.  They have some pictures (bmp's)
they want
to use as background for some of the pages.
With the pictures 'as is', the text is partially obscured, i. e. picture too

Is there a way to obtain the list of leases on a DHCP
server using vb?
I have installed the Platform SDK but it appears that the
DHCP Server Management API is for C++.

Why does the last line of the following snippet crash the application?
Sub AppendFiles(ByVal WriteToFilePath$, ByVal ReadFromFilePath$, Optional
ByVal fDeleteReadFile As Boolean = False)
   Dim hReadFile&, hWriteFile&, RetRead&, RetWrite&, ActualReadBytes&,

In my VB application in need to display a float number in a button.
Here is my code:
Str(Format(iNum, "0.000"))
My problem is that on computers which their decimal point is "," (and not