VB Forum / Win API / July 2006

I am still trying to find out if an API exists to enable/disable sound driver.
Any help would be greatly appreciated.
Thank you.

I have an app (written in .NET 2.0) which updates a picturebox
according to some user input (a slider control).  when the user makes a
change i loop through all of the pixels, do a calculation and update
the picture.  i currently use the GDI SetPixel method on each pixel of

Hi all, i'm searching for a way to suspend and resume a process in
vb.net, i have found this code in this forum i think for vb6, i tryed
it in vb.net but it doesn't work, have someone a version converted in
VB.net or another way to suspend and resume a process in vb.net? Thx

Mike this is a repost from an earlier email I think you didn't see.
http://groups.google.nl/group/microsoft.public.vb.winapi.graphics/browse_frm/thr
ead/c611c486c7473ae3/22c57eb42d3f3ffd?lnk=st&q=&rnum=2&hl=nl#22c57eb42d3f3ffd
Now that I have the graphical part arranged (thanks to ...

This is possibly a very silly question.
I need to change a couple of members of a LogFont structure on the fly.
Below is some test code which enables me to do this (only one member is
changed), but I'm a tad concerned about memory leaks. Should I populate a new

Is there a winapi function that allows you to get a resource ID and module
instance where that resource is?
For example, we are given an HICON and we want to find out its resource ID
and instance of the module where it is from.

I'm trying to pass the handle for an incoming datastream (from a 56k  
modem) to a DLL, so that I can have the DLL listen for an incoming  
character event without that wait-loop blocking the rest of the program.
The problem is that when this working-in-the-original-application ...

I was wondering if anyone knew of a good fool-proof method of parsing a file
path or API to return a file path
from services path and arguments returned from a EnumServicesStatus call.
The paths returned contain command line switches, can are varied e.g. :

my Delphi app displays help (stored in a .CHM file) by calling the
hhctrl.ocx HtmlHelpA() function:
 First with HH_INITIALIZE (passing NULL as the caller window)
 Then with HH_DISPLAY_TOPIC

Can anyone post some code that shows how to load up a PNG file into a
PictureBox control and stretch or shrink it to any arbitrary specified width
x height, while preserving transparency? All my attempts so far achieve only
loading the PNG file at its true width & height (with ...

Problem:  An automotive ignition tuning application which is used mainly on
laptops inside a car while on battery.  The application listens, records,
and displays information as the driver puts the car through paces.  Most
laptops usually turn off monitor, hard drive, active ...

If you call MessageBox("","", MB_OK | MB_SYSTEMMODAL).  It would create a
MessageBox that will have an icon, an empty window.  Is there a function
that allows you to set an icon for a window?  Similar to SetWindowText.

Is there an API call to disable the sound card while my application is
running?   After the application is finished, I want to enable sound card.
Should I be looking at registry settings instead of API calls?
Thank you.

I come across this:
http://www.jrsoftware.org/striprlc.php
It talks about relocation section in win32 exe files.  What is this
relocation section does?  Is this all applies for 2k and XP?

Hey everybody,
                        I am learning devive driver programming and I
am stuck with creating DLL's in Watcom C++ 10.6 compiler. Could anyone
let me know, how to create a DLL in Watcom C++ 10.6. Even if, I could