diff options
| -rw-r--r-- | documentation/src/osissues.dox | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/documentation/src/osissues.dox b/documentation/src/osissues.dox index 166c0a95d..82472c274 100644 --- a/documentation/src/osissues.dox +++ b/documentation/src/osissues.dox @@ -738,9 +738,17 @@ Apple "Quit" Event \par When the user presses Cmd-Q or requests a termination of the -application, OS X will send a "Quit" Apple Event. FLTK handles -this event by sending an \c FL_CLOSE event to all open -windows. If all windows close, the application will terminate. +application, FLTK reacts sending an \c FL_CLOSE event to all open +windows. If any window remains open, the termination request aborts. +If all windows close, the application's event loop terminates, +that is, Fl::run() returns. The application can then follow +FLTK's normal termination path executing cleanup code that may be programmed +after termination of the event loop, and returning from main(). +Function Fl::run_also_windowless() can be used instead of Fl::run() to keep +the event loop running also after all windows are closed, a feature the MacOS platform supports. +This function also returns after a successful Cmd-Q. +Function Fl::program_should_quit() allows to detect whether the event loop +terminated because of a program termination request. Apple "Open" Event |