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Article #3247

Re: Is checking a window's dwStyle-value ' WS_VISIBLE' not sufficent to find out, if a window is currently visible on the screen...

#3247
From: Remy Lebeau (TeamB)
Date: Mon, 07 Aug 2006 18:18
31 lines
2047 bytes
<MR> wrote in message news:fqndd2p35upa7ajicoe59mnos65v8erlqu@4ax.com...

> My even worse, but functioning solution was to exclude this 'Myapp'
> -window explicitely with
>   char title[100];
>   GetWindowText(hwnd, title, sizeof(title));
>   if(strcmp(title, "Myapp")==0)
>     goto overlap_check_passed;

You should use GetClassName() instead, ie:

    char name[100];
    GetClassName(hwnd, name, sizeof(name));
    if( strcmp(name, "TApplication") ==0 )

This way, you can skip past the hidden window of other VCL programs that may
be overlapping your own.

> Where does this Myapp-window comes from. It is none of the forms
> I created with BDS2006 (VCL)?

See my other reply.

> Why does the IsWindowVisible()-function delivers true

Because the window really is visible, it is just too small for you to see
with your eye.


Gambit
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Subject: Re: Is checking a window's dwStyle-value ' WS_VISIBLE' not sufficent to find out, if a window is currently visible on the screen?
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