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More fun with WIN32 redraw...

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git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@2710 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Michael R Sweet 2002-10-29 20:18:55 +00:00
parent 263f2ed1e6
commit 0daa36de39
1 changed files with 17 additions and 11 deletions
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28
src/Fl_win32.cxx
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@ -1,5 +1,5 @@
//
// "$Id: Fl_win32.cxx,v 1.33.2.37.2.40 2002/10/28 15:15:24 easysw Exp $"
// "$Id: Fl_win32.cxx,v 1.33.2.37.2.41 2002/10/29 20:18:55 easysw Exp $"
//
// WIN32-specific code for the Fast Light Tool Kit (FLTK).
//
@ -587,16 +587,22 @@ static LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lPar
Fl_Region R;
Fl_X *i = Fl_X::i(window);
i->wait_for_expose = 0;
// We need to merge WIN32's damage into FLTK's damage.
R = CreateRectRgn(0,0,0,0);
GetUpdateRgn(hWnd,R,0);
if (i->region) {
// Also tell WIN32 that we are drawing someplace else as well...
InvalidateRgn(hWnd, i->region, FALSE);
CombineRgn(i->region, i->region, R, RGN_OR);
XDestroyRegion(R);
if (!i->region && window->damage()) {
// Redraw the whole window...
i->region = CreateRectRgn(0, 0, window->w(), window->h());
} else {
i->region = R;
// We need to merge WIN32's damage into FLTK's damage.
R = CreateRectRgn(0,0,0,0);
GetUpdateRgn(hWnd,R,0);
if (i->region) {
// Also tell WIN32 that we are drawing someplace else as well...
InvalidateRgn(hWnd, i->region, FALSE);
CombineRgn(i->region, i->region, R, RGN_OR);
XDestroyRegion(R);
} else {
i->region = R;
}
}
window->clear_damage(window->damage()|FL_DAMAGE_EXPOSE);
// These next two statements should not be here, so that all update
@ -1186,5 +1192,5 @@ void Fl_Window::make_current() {
}
//
// End of "$Id: Fl_win32.cxx,v 1.33.2.37.2.40 2002/10/28 15:15:24 easysw Exp $".
// End of "$Id: Fl_win32.cxx,v 1.33.2.37.2.41 2002/10/29 20:18:55 easysw Exp $".
//