diff options
| -rw-r--r-- | FL/Fl.H | 29 |
1 files changed, 16 insertions, 13 deletions
@@ -473,22 +473,25 @@ int main() { static void add_timeout(double t, Fl_Timeout_Handler,void* = 0); // platform dependent /** Repeats a timeout callback from the expiration of the - previous timeout, allowing for more accurate timing. You may only call - this method inside a timeout callback. - + previous timeout, allowing for more accurate timing. + + You may only call this method inside a timeout callback of the same timer + or at least a closely related timer, otherwise the timing accuracy can't + be improved and the behavior is undefined. + The following code will print "TICK" each second on stdout with a fair degree of accuracy: - + \code - void callback(void*) { - puts("TICK"); - Fl::repeat_timeout(1.0, callback); - } - - int main() { - Fl::add_timeout(1.0, callback); - return Fl::run(); - } + void callback(void*) { + puts("TICK"); + Fl::repeat_timeout(1.0, callback); + } + + int main() { + Fl::add_timeout(1.0, callback); + return Fl::run(); + } \endcode */ static void repeat_timeout(double t, Fl_Timeout_Handler, void* = 0); // platform dependent |