VB Forum / Win API / April 2005

   Dear Readers,
Is there a (simple) way to make the FileOpen dialog allow users to pick
files only from the initial directory?
I'm using VB4 on windows XP, but it should work on all Windows incarnations.

Hi All!,
I´m starting to work with encryption and certificates. I wanna encrypt data
that will be transfered through winsock and decrypt in server side. Ok I
know how to do it. But to improve the security I´d like to encrypt using an

Having problems with the following trying to move files to the recycle bin.
It doesn't move all of the files. Any ideas??
Private Function FilesCountAll(sSource As String, sFileType As String) As Long
Dim WFD As WIN32_FIND_DATA

Hi *.*
I've a MDI form with some child forms. Imagine Child1 is Maximized, I've
found that when I use Child2.SetFocus in my app. these actions take place:
1) Child1 Deactivates via WM_MDIACTIVATE

Just wanted to say thanks to *all*  of those who answered my questions in the past week or too.
For what it's worth, the end result is a simple little free utility I put together with your help.
For any one interested it's here:
http://www.95isalive.com/fixes/fpclean.htm

Hi, I want to capture the direct show screen from my VB application. I tried
to use the BitBlt API function, but this only can be used to capture the GDI
graphics, when this applied to the direct show screen, a black frame was
captured. How to do this in VB? I haven't VC++ ...

This is going to be a bad post, but I'll supply more information when I know
what someone want to know.
I am trying to use the CombineRgn Api call, and it is continually returning
a value of 0, which is ERRORREGION if I have read the docs correctly.

  I'm setting up drag/drop functionality for a UserControl
and DragFinish keeps crashing, both in the IDE and
compiled, with a reference to Shell32.DLL. Is there
something I should know about that?

I created a child form that is much bigger than the MDI form in VB.Net. I am
trying to capture the whole child form and save as an image or sent to
printer. I tried to use BitBlt to capture the child form but I can only
capture the visible part of the child form whatever you ...

Anyone know a reliable way to wake an XP monitor from standby with no user
interaction?

I'm using Randy Birch's GetMacAddress function to get the MAC address of the
database server when the client software starts up.
http://vbnet.mvps.org/code/network/macaddressremote.htm
The crux of the function is the SendARP function:

I used ShellExcute function to load an internet url, and here what I did :
sFullPathToFile = "http://www.allapi.net"
ShellExecute(hWnd, "open", sFullPathToFile, 0&, 0&, SW_SHOWDEFAULT)
but I foucs that, the previous function navigate well when only one internet

Is it possible to get a list of all Registered Hotkeys in Windows? I have
hotkeys in my Applikation. But when one of this is for example registered to
start an application the hotkey will not work in my app. Now, it would be
very nice, if I can get a list of all registered ...

I've asked a number of questions dealing with the API previously. I believe
many
questions I have can be answered by good API documentation. Is there any
CONDENSED source that shows all API functions , quick explanations and a

Applying the WM_GETTEXT message using the API function SendMessage it is
possible to capture text control contents from an app running in another
process.
my question is can i do the same for the picture and image control contents ?