VB Forum / Win API / April 2007

Okay, all this talk about various hook methods (as well as the recent visits by MSFT
PSS! <g>) leads me to post this here.
I'm hooking Microsoft Word's editting window (class: "_Wwg") from an axDLL that's
invoked via Word VBA, so it's certainly in-process.  The hook is set, and ...

Background:
I have an elaborate Excel program I developed for work used for geotechnical
analysis and mass entry of test info. This was developed because of
limitations of our network-based program (*.exe) that does much the same. I

I have developed an mail server software.  I have used the winsock to
control all the internet communication in the application.  When the
application runs to relay the outgoing emails, the application can run
properly.  But the problem is that it seems to used up the CPU ...

Our VB6 application creates an edit control inside the standard
Windows message box by hooking HCBT_ACTIVATE.
We need to align the edit control's scrollbar to the right; being that
we use WS_EX_LAYOUTRTL, we tried using WS_EX_LEFTSCROLLBAR to do the

How do I detect whether a specific file has read access for the current
logon user using API function call without using FSO?
Thank you,
Regards,

After bringing up the FileSave dialog of a shelled app using a few API
statements, I was able to successfully locate the SaveIn combobox and select
"Drive C" via the SETCURSEL message. "C:" appears in the EditBox portion of
the combo control, however, other controls on the dialog ...

I keep an Access database of all my song files, along with their respective
atributes. I want to be able to make changes to their attributes/properties
in the DB and use code to update them in Windows. As the names and hence the
full paths of these files may fall out of sync with ...

I'm a bit new to subclassing and here is what I'm trying to do.
I have an application which reads data from two other windows, called
Trade1 and Trade2.  I use some OCR stuff which basically scraps those
screens for data.

I'm trying to send a mouse click to a certain position on a
*background* window. Nothing is happening, so as a test I'm just
trying to move the mouse to that position. Still nothing is happening.
What am I doing wrong?

I am developing a solution which shells out to an application, uses API
functions to manipulate the menu system of the shelled App to open a dialog
box. The dialog is a tabbed dialog with 4 pages. I use SendMessage with
TCM_SETCURSEL to select the 4th page. The problem is that ...

I am filling arrays of up to 25000 elements with string data, and I have
to make sure each entry is unique, so as the array gets filled from
element 0 to 24999 I have to check all of the previous element contants
to make sure none of them match the new entry.

We have an application that reads and sets EXIF properties in Jpg's via GDI+
on windows XP/windows 2003 that has been working for about 2 years on a
variety of images from many different image sources.
In the last couple of weeks we have started having problems with images

Dear coleagues,
I am trying to call FindWindow function but it seems not to be working. It
returns a loooooong value even if the Window "SoftMaxPro GxP" is not
started. I can't even find a window which is open. What am I doing wrong?

I am trying to figure out a good way to convert from a postscript file to a
JPEG.  I was able to use the Adobe Acrobat Distiller to convert the
postscript to PDF and then save the PDF as a JPEG, but this method requires
Adobe writer on the target machine.  Does anyone know how to ...

Is there any limitation on the number of threads that could be created
like 4096 for linux and someother value for the windows operating
system?
And how about the performance would be for creating many threads and