[−][src]Function fltk_sys::button::Fl_Widget_set_handler
pub unsafe extern "C" fn Fl_Widget_set_handler(
self_: *mut Fl_Widget,
cb: custom_handler_callback,
data: *mut c_void
)
pub unsafe extern "C" fn Fl_Widget_set_handler(
self_: *mut Fl_Widget,
cb: custom_handler_callback,
data: *mut c_void
)