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doxygen comments for undocumented features of Fl_Double_Window

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git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@6338 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
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engelsman 2008-09-21 18:55:58 +00:00
parent 130029372d
commit f9dc24a096
2 changed files with 16 additions and 5 deletions
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6
FL/Fl_Double_Window.H
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@ -49,7 +49,11 @@
class FL_EXPORT Fl_Double_Window : public Fl_Window {
protected:
void flush(int eraseoverlay);
char force_doublebuffering_; // force db, even if the OS already buffers windows (overlays need that on MacOS and Windows2000)
/**
Force double buffering, even if the OS already buffers windows
(overlays need that on MacOS and Windows2000)
*/
char force_doublebuffering_;
public:
void show();
void show(int a, char **b) {Fl_Window::show(a,b);}

15
src/Fl_Double_Window.cxx
View File

@ -327,12 +327,19 @@ char fl_can_do_alpha_blending() {
#endif
// Fl_Overlay_Window relies on flush(1) copying the back buffer to the
// front everywhere, even if damage() == 0, thus erasing the overlay,
// and leaving the clip region set to the entire window.
/**
Forces the window to be redrawn.
*/
void Fl_Double_Window::flush() {flush(0);}
/**
Forces the window to be redrawn.
\param[in] eraseoverlay non-zero to erase overlay, zero to ignore
Fl_Overlay_Window relies on flush(1) copying the back buffer to the
front everywhere, even if damage() == 0, thus erasing the overlay,
and leaving the clip region set to the entire window.
*/
void Fl_Double_Window::flush(int eraseoverlay) {
make_current(); // make sure fl_gc is non-zero
Fl_X *myi = Fl_X::i(this);