efl_thread_2.c
//Compile with:
//gcc -o efl_thread_2 efl_thread_2.c -g `pkg-config --cflags --libs elementary`
#include <Elementary.h>
#include <pthread.h>
static Evas_Object *win = NULL;
static Evas_Object *rect = NULL;
struct info
{
double x, y;
};
static void *my_thread_mainloop_code(void *data);
static pthread_t thread_id;
// BEGIN - code running in my custom pthread instance
//
static void *
my_thread_run(void *arg)
{
double t = 0.0;
for (;;)
{
struct info *inf = malloc(sizeof(struct info));
if (inf)
{
inf->x = 200 + (200 * sin(t));
inf->y = 200 + (200 * cos(t));
ecore_main_loop_thread_safe_call_sync
(my_thread_mainloop_code, inf);
}
// and sleep and loop
usleep(1000);
t += 0.02;
}
return NULL;
}
//
// END - code running in my custom pthread instance
static void
my_thread_new(void)
{
pthread_attr_t attr;
if (pthread_attr_init(&attr) != 0)
perror("pthread_attr_init");
if (pthread_create(&thread_id, &attr, my_thread_run, NULL) != 0)
perror("pthread_create");
}
static void *
my_thread_mainloop_code(void *data)
{
struct info *inf = data;
evas_object_move(rect, inf->x - 50, inf->y - 50);
free(inf);
return NULL;
}
// on window delete - cancel thread then delete window and exit mainloop
static void
del(void *data, Evas_Object *obj, void *event_info)
{
exit(0);
}
EAPI_MAIN int
elm_main(int argc, char **argv)
{
Evas_Object *o;
win = elm_win_util_standard_add("efl-thread-2", "EFL Thread 2");
evas_object_smart_callback_add(win, "delete,request", del, NULL);
o = evas_object_rectangle_add(evas_object_evas_get(win));
evas_object_color_set(o, 50, 80, 180, 255);
evas_object_resize(o, 100, 100);
evas_object_show(o);
rect = o;
// create custom thread to do some "work on the side"
my_thread_new();
evas_object_resize(win, 400, 400);
evas_object_show(win);
elm_run();
return 0;
}
ELM_MAIN()