ajwillia-ms pushed a commit to branch master. http://git.enlightenment.org/tools/examples.git/commit/?id=e58ac7d5c86e102f892dfedc9b279ede4fb9e4b8
commit e58ac7d5c86e102f892dfedc9b279ede4fb9e4b8 Author: Andy Williams <[email protected]> Date: Wed Nov 22 14:32:32 2017 +0000 core: Add a polling example --- reference/c/core/src/core_poll.c | 66 ++++++++++++++++++++++++++++++++++++++++ reference/c/core/src/meson.build | 7 +++++ 2 files changed, 73 insertions(+) diff --git a/reference/c/core/src/core_poll.c b/reference/c/core/src/core_poll.c new file mode 100644 index 0000000..84f095c --- /dev/null +++ b/reference/c/core/src/core_poll.c @@ -0,0 +1,66 @@ +#define EFL_EO_API_SUPPORT 1 +#define EFL_BETA_API_SUPPORT 1 + +#include <stdio.h> + +#include <Eina.h> +#include <Efl_Core.h> + +/* + * Efl Core Poll examples. + * + * This example sets up poll callbacks for LOW, MEDIUM and HIGH frequency events. + * We run for 30 seconds and print to stdout to show when each is called. + * Depending on your system this may not include any LOW frequency polls. + */ + +Efl_Loop_Timer *_timer; + +// the poll callback for low frequency events +static void +_poll_low_cb(void *data EINA_UNUSED, const Efl_Event *event EINA_UNUSED) +{ + printf("L"); +} + +// the poll callback for medium frequency events +static void +_poll_med_cb(void *data EINA_UNUSED, const Efl_Event *event EINA_UNUSED) +{ + printf("M"); +} + +// the poll callback for high frequency events +static void +_poll_high_cb(void *data EINA_UNUSED, const Efl_Event *event EINA_UNUSED) +{ + printf("."); + +} + +// Our timer callback ticks at the specified interval to interrupt the polling +static void +_timer_cb(void *data EINA_UNUSED, const Efl_Event *event EINA_UNUSED) +{ + printf("\nTIMER: timer callback called, exiting.\n"); + + efl_del(_timer); + efl_exit(0); +} + +EAPI_MAIN void +efl_main(void *data EINA_UNUSED, const Efl_Event *ev EINA_UNUSED) +{ + Eo *loop = ev->object; + + setbuf(stdout, NULL); + efl_event_callback_add(loop, EFL_LOOP_EVENT_POLL_LOW, _poll_low_cb, NULL); + efl_event_callback_add(loop, EFL_LOOP_EVENT_POLL_MEDIUM, _poll_med_cb, NULL); + efl_event_callback_add(loop, EFL_LOOP_EVENT_POLL_HIGH, _poll_high_cb, NULL); + + _timer = efl_add(EFL_LOOP_TIMER_CLASS, loop, + efl_loop_timer_interval_set(efl_added, 30)); + efl_event_callback_add(_timer, EFL_LOOP_TIMER_EVENT_TICK, _timer_cb, NULL); +} +EFL_MAIN() + diff --git a/reference/c/core/src/meson.build b/reference/c/core/src/meson.build index 5d2cfe2..6906e53 100644 --- a/reference/c/core/src/meson.build +++ b/reference/c/core/src/meson.build @@ -21,3 +21,10 @@ executable('efl_reference_core_idler', install : true ) +executable('efl_reference_core_poll', + files(['core_poll.c']), + dependencies : deps, + include_directories : inc, + install : true +) + --
