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c++.windows.32-bits - Problem with setting ListView styles - testmars2.zip

reply "Denis Troshin" <weiv mail.ru> writes:
The following piece of code does not work on DMC:
(It works fine with other compilers - BCC 5.02, LCC-win32)

!!!Now full source is included!!! (see attachment)
//============================================
long tmp_gwl;

/*getting current listview style*/
/*tmp_gwl=0x50000100=WS_VISIBLE | WS_CHILD | LVS_ICON | LVS_AUTOARRANGE*/
tmp_gwl=GetWindowLong(hlistview, GWL_STYLE);

tmp_gwl=tmp_gwl & ~LVS_TYPEMASK;

/*trying to set new style*/
/*tmp_gwl=0x50000103=WS_VISIBLE | WS_CHILD | LVS_LIST | LVS_AUTOARRANGE*/
tmp_gwl=tmp_gwl | LVS_LIST;
SetWindowLong(hlistview, GWL_STYLE, tmp_gwl);
//============================================
If I use GetWindowLong after these lines, it returns
the style I was trying to set,
but visually there will be no changes!
Oct 29 2003
parent "Phill" <phill pacific.net.au> writes:
you can do all of this in Resource Studio very easily.

Phill.


"Denis Troshin" <weiv mail.ru> wrote in message
news:bnq50n$2jqp$1 digitaldaemon.com...
 The following piece of code does not work on DMC:
 (It works fine with other compilers - BCC 5.02, LCC-win32)

 !!!Now full source is included!!! (see attachment)
 //============================================
 long tmp_gwl;

 /*getting current listview style*/
 /*tmp_gwl=0x50000100=WS_VISIBLE | WS_CHILD | LVS_ICON | LVS_AUTOARRANGE*/
 tmp_gwl=GetWindowLong(hlistview, GWL_STYLE);

 tmp_gwl=tmp_gwl & ~LVS_TYPEMASK;

 /*trying to set new style*/
 /*tmp_gwl=0x50000103=WS_VISIBLE | WS_CHILD | LVS_LIST | LVS_AUTOARRANGE*/
 tmp_gwl=tmp_gwl | LVS_LIST;
 SetWindowLong(hlistview, GWL_STYLE, tmp_gwl);
 //============================================
 If I use GetWindowLong after these lines, it returns
 the style I was trying to set,
 but visually there will be no changes!

Nov 29 2003