prefs_example_01.c

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prefs_example_01.c
//Compile with:
//gcc -o prefs_example_01 prefs_example_01.c -g `pkg-config --cflags --libs elementary`
#include <Elementary.h>
//testing ui reflection on prefs data changes
static Eina_Bool
_elm_prefs_data_change(void *data)
{
Evas_Object *notify = data;
Elm_Prefs_Data *prefs_data;
Elm_Prefs_Item_Type type;
Eina_Value value;
prefs_data = evas_object_data_get(notify, "prefs_data");
if (elm_prefs_data_value_get(prefs_data, "main:universe", &type, &value))
{
eina_value_set(&value, 42);
elm_prefs_data_value_set(prefs_data, "main:universe", type, &value);
}
if (elm_prefs_data_value_get(prefs_data, "main:text", &type, &value))
{
eina_value_set(&value, "This is a text field (:");
elm_prefs_data_value_set(prefs_data, "main:text", type, &value);
}
evas_object_show(notify);
return ECORE_CALLBACK_RENEW;
}
static void
_page_saved_cb(void *data, Evas_Object *obj, void *event_info)
{
const char *page = event_info;
printf("page %s was saved!\n", page);
}
static void
_page_loaded_cb(void *data, Evas_Object *obj, void *event_info)
{
const char *page = event_info;
printf("page %s was loaded!\n", page);
}
static void
_item_changed_cb(void *data, Evas_Object *obj, void *event_info)
{
const char *item = event_info;
printf("item %s was changed!\n", item);
}
EAPI_MAIN int
elm_main(int argc, char **argv)
{
Evas_Object *win, *prefs, *notify, *label;
Elm_Prefs_Data *prefs_data;
win = elm_win_util_standard_add("prefs", "Prefs Example 01");
elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_CLOSED);
elm_win_autodel_set(win, EINA_TRUE);
prefs = elm_prefs_add(win);
evas_object_size_hint_weight_set(prefs, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_win_resize_object_add(win, prefs);
evas_object_show(prefs);
evas_object_smart_callback_add(prefs, "page,saved", _page_saved_cb, NULL);
evas_object_smart_callback_add(prefs, "page,loaded", _page_loaded_cb, NULL);
evas_object_smart_callback_add(prefs, "item,changed", _item_changed_cb, win);
elm_prefs_autosave_set(prefs, EINA_TRUE);
prefs_data = elm_prefs_data_new("./prefs_example_01.cfg", NULL,
EET_FILE_MODE_READ_WRITE);
elm_prefs_file_set(prefs, "prefs_example_01.epb", NULL);
elm_prefs_data_set(prefs, prefs_data);
label = elm_label_add(win);
elm_object_text_set(label, "Setting Values Programmatically");
evas_object_size_hint_align_set(label, 0.5, 0.5);
notify = elm_notify_add(win);
elm_notify_align_set(notify, 0.5, 1);
elm_notify_timeout_set(notify, 2);
elm_object_content_set(notify, label);
evas_object_size_hint_weight_set(notify, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_show(notify);
evas_object_data_set(notify, "prefs_data", prefs_data);
evas_object_resize(win, 320, 320);
evas_object_show(win);
ecore_timer_add(5.0, _elm_prefs_data_change, notify);
elm_run();
elm_prefs_data_unref(prefs_data);
return 0;
}
ELM_MAIN()