VB Forum / Win API / June 2004

Sometimes I hear the MODEM dialing and I don't know why.
Is there some way I can tell which program is causing it.
Suppose it makes the connection can I then ask the system which program is
using the MODEM?

this is my first post to this group!
i'm writing a vba routine within Excel.
i have a textbox that has to have a number entered into it that is >0
& <10.

Hi, I have a problem with API in object. I have made a program with this
API. Now I want to create a ActiveX (OCX) with Visual basic but when I use
the API WSAAsyncSelect i use this code:
If WSAAsyncSelect(m_lngSocket, hWnd, WinsockMessage, ByVal FD_READ or

I seek a example source program written in visual BASIC which will
allow me for use all the lines of the serial  port of PC .
I do not want to use there the module comm control, does not activate X
.

Is it possible to get the handle of a label ? I know how to get the one
of a textbox or any other control but a label doesn't seem to have a
particular handle... In this case, is it still possible to retrieve the
caption of this label ?

I posted this message in comp.lang.basic.visual and got a suggestion
that I post it here instead. I would be interested in an API that I
could use to read the picture into memory and handle it there instead
of on screen.

I've just come accross an interesting problem:
I have two functions one which Sends data back to a users HTTP requests using Winsock and another function which reads a file using the ReadFile API.
Sending data using the Winsocks SendData works perfectly until I make a call to the ...

wondering where to start to learn how to use adobe .pdf files in a vb app.
specifically, I want to take forms that originate as .pdf files from another
party, and display them in my app.  the twist is, need to be able to define
vb text, numeric, and checkbox fields on the forms for ...

I am in a pickle, and am getting really frustrated. I am trying to figure
out how to create a menu and sub-menus for a simple VB application, using
the API. I have something like this, which crashes and burns, not doing
anything I need it to do:

I'am looking for an example creating an rectangle (or circle) around the
mouse pointer and magnifies that part of an image.
(only if the mouse pointer is within the image)
Sandra

I am using VB6 with service pack 6.  I would like to use API's to create a
print function that would show the user a graphic representation of the
sheets to be printed before the actual printing is done -- a print-preview.
Does anyone know off-hand what API's to use?

This is an error that has haunted me.  I managed to fix it with a line:
SetParent myPrimaryForm.hWnd, 0
where myPrimaryForm is one that contains a picturebox that loads information from other forms in my project via a picturebox in the other forms that contain the processed ...

I am trying to write a tool that will verify for me if pages exist on the
site or not. I have the list of pages in a text file and I using following
piece of vb code
Private Declare Function InternetOpen Lib "wininet.dll" Alias

I was checking out this function and the MSDN states that it's used for AVI
files. Then I checked the GetSaveFileNamePreview and it looks it's valid for
all files.
Is this so?

I'm try to set the IP_MULTICAST_TTL because I need a value >1. The first problem is that in some sites said that IP_MULTICAST_TTL is 3 and in others that is 10, I don't know what Const winsock use.
However I tried 3 and 10, but when I try to change the TTL default value I receive ...