Re: How to do VB's DoEvent in VC win32?
<adebaene@club-internet.fr> wrote in message
news:1150467218.648440.31590@r2g2000cwb.googlegroups.com...
Igor Tandetnik a ?crit :
"Boki" <bokiteam@ms21.hinet.net> wrote in message
news:1150422967.816286.299240@i40g2000cwc.googlegroups.com
I have a for loop,
In VB version, I can do like this:
1. text1.refresh
2. DoEvents
but in VC win32, how to do that?
MSG msg;
while (PeekMessage(&msg, 0, 0, 0, 0, PM_REMOVE)) {
if (msg.message == WM_QUIT) {
PostQuitMessage(msg.wParam);
break;
}
TranslateMessage(&msg);
DispatchMessage(&msg);
}
Anyway, it is generally considered a bad practice to work that way
(either with VB' DoEvents, either with an explicit message pump in
C++). You should Invalidate the window instead.
Invalidating the window only insures that the window will sometime later
receive a WM_PAINT message. If the UI thread is off doing some lengthy chore
(I'm not saying that's a good idea, btw) then a loop like Igor's insures
that the window does npt appear hung to the user.
Regards,
Will
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