VB Forum / Win API / October 2004

How to now if a control has limited input charater.
I take the control of an application and I pass data into control,  but some
of them has charactere limitaion ( eg only numeric charactere available).
How to know this limitation

Hi to all I've tried to retrieve my PC IP Address (the O.S. is Windows NT
4.0 without any ServicePack) with GetAdapterInfo Windows API but it doesn't
works (it gives me "ERROR_NOT_SUPPORTED" Error).
Is there anybody who knows the right API to call to get my PC IP Address???

I want to modify the date of folders into VB 5 ou VB6
Is it possible ?
Thanks
Jean-Claude

Is there a way to force a listview in Report mode to list a particular
string at the top?  For example, is there a something like a property
"TopLine" which lets me set record 5 as the top line?  I know of
EnsureVisible, but that puts the line anywhere at all in the control, as

I just added a feature to a program which involves a modal form.  This form
has a listview, containing about 20,000 records.  Since adding the feature,
the program takes several seconds to close down.  In the debugger, I can
tell that the time is taken up when this modal form ...

How do I determine the aspect ratio of the monitor in use... note I
mean the monitor, not just a ratio of Screen.Height and Screen.Width.
Most older monitors are 4:3, some are 5:4 and some Notebooks are 8:5.
Help is much appreciated.

would anyone know of any custom monthview controls for vb6 or api method to
show some data (one line) inside each day of the month ?
the idea would be to be able to display one or two numbers, like 05 or 0500
followed by 1330 on another line

I use Sleep(ms)  in my VB apps quite alot. sometime too often maybe?  SDo,
my question here is, is using Sleep a good practice?
Cheers all
Matt A

I try to declare the function GetImageEncoders in the following way:
Private Declare Function GetImageEncoders Lib "Gdiplus" (numencoders As
Integer, size As Integer, encoders() As ImageCodecInfo) as Boolean
But I got an error return saying unable to find the entry point of Gdiplus

Hi, folks.
I need a strategy for an enhancement I have to make.  I don't know if
I have to use API for this, but I can't immediately think of a way
without...

I've been trying an example of how to register a custom class, create
a window of that class, add a few controls to that window, set the
focus to it, then enter a message pump loop. The window procedure just
waits for a keystroke, then closes the window. It's just an example of

I have a VB6 application which calls HttpQueryInfo() with the following call:
HttpQueryInfo(hHttpRequest, iInfoLevel, sBuffer.Value, lBufferLength, 0)
where hHttpRequest, iInfoLevel and lBufferLength are all integers, and
httpQueryInfo is declared as:

Greetings, all!
Can anyone tell me how, or where I can find out how, to use VB 6 code to
programatically use the built in compression (zipping) features in Windows
XP?  I'm sure there must be a way, but I've spent some time on MSDN, and I

I have some controls in a resizable child window, what
would be the easiest way to restrict the sizing of the wnd
height so that the size can't be smaller than the controls
require. The wnd must still be minimised normally.

I have an Access 2000 Application with about 300 reports It runs on win 98,
win 2000 and XP.  The problem I am having is that my users can have any
printer there are over 5000 of them. In Access 97 I did not have a problem.
Having moved to Access 2000 I am having problems with Win ...