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/**
* Simple Elementary's <b>flip selector widget</b> example, illustrating its
* usage and API.
*
* See stdout/stderr for output. Compile with:
*
* @verbatim
* gcc -g flipselector_example.c -o flipselector_example `pkg-config --cflags --libs elementary`
* @endverbatim
*/
#include <Elementary.h>
static const char *commands = \
"commands are:\n"
"\tn - flip to next item\n"
"\tp - flip to previous item\n"
"\tf - print first item's label\n"
"\tl - print last item's label\n"
"\ts - print selected item's label\n"
"\th - print help\n";
static void
_on_done(void *data,
Evas_Object *obj,
void *event_info)
{
elm_exit();
}
void /* unselect the item shown in the flip selector */
_unsel_cb(void *data,
Evas_Object *obj,
void *event_info)
{
Elm_Object_Item *it;
Evas_Object *fp = data;
it = elm_flipselector_selected_item_get(fp);
elm_flipselector_item_selected_set(it, EINA_FALSE);
}
void /* delete the item shown in the flip selector */
_del_cb(void *data,
Evas_Object *obj,
void *event_info)
{
Elm_Object_Item *it;
Evas_Object *fp = data;
it = elm_flipselector_selected_item_get(fp);
if (it) elm_object_item_del(it);
}
void /* underflow callback */
_underflow_cb(void *data,
Evas_Object *obj,
void *event_info)
{
fprintf(stdout, "Underflow!\n");
}
void /* overflow callback */
_overflow_cb(void *data,
Evas_Object *obj,
void *event_info)
{
fprintf(stdout, "Overflow!\n");
}
static void
_on_keydown(void *data,
Evas_Object *object,
Evas_Object *src,
Evas_Callback_Type type,
void *event_info)
{
Evas_Object *fs = data;
Evas_Event_Key_Down *ev = event_info;
if (type != EVAS_CALLBACK_KEY_DOWN) return;
if (strcmp(ev->keyname, "h") == 0) /* print help */
{
fprintf(stdout, "%s", commands);
return;
}
if (strcmp(ev->keyname, "n") == 0) /* flip to next item */
{
elm_flipselector_flip_next(fs);
fprintf(stdout, "Flipping to next item\n");
return;
}
if (strcmp(ev->keyname, "p") == 0) /* flip to previous item */
{
elm_flipselector_flip_prev(fs);
fprintf(stdout, "Flipping to previous item\n");
return;
}
if (strcmp(ev->keyname, "f") == 0) /* print first item's label */
{
Elm_Object_Item *it;
it = elm_flipselector_first_item_get(fs);
fprintf(stdout, "Flip selector's first item is: %s\n", it ?
elm_object_item_text_get(it) : "none");
return;
}
if (strcmp(ev->keyname, "l") == 0) /* print last item's label */
{
Elm_Object_Item *it;
it = elm_flipselector_last_item_get(fs);
fprintf(stdout, "Flip selector's last item is: %s\n", it ?
elm_object_item_text_get(it) : "none");
return;
}
if (strcmp(ev->keyname, "s") == 0) /* print selected item's label */
{
Elm_Object_Item *it;
it = elm_flipselector_selected_item_get(fs);
fprintf(stdout, "Flip selector's selected item is: %s\n", it ?
elm_object_item_text_get(it) : "none");
return;
}
}
EAPI_MAIN int
elm_main(int argc, char **argv)
{
unsigned int i;
Evas_Object *win, *bg, *bx, *fp, *bt;
static const char *lbl[] =
{
"Elementary",
"Evas",
"Eina",
"Edje",
"Eet",
"Ecore",
"Efreet",
"Edbus"
};
win = elm_win_add(NULL, "flipselector", ELM_WIN_BASIC);
elm_win_title_set(win, "Flip Selector Example");
evas_object_smart_callback_add(win, "delete,request", _on_done, NULL);
bg = elm_bg_add(win);
elm_win_resize_object_add(win, bg);
evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_show(bg);
bx = elm_box_add(win);
evas_object_size_hint_weight_set(bx, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_win_resize_object_add(win, bx);
evas_object_show(bx);
fp = elm_flipselector_add(win);
evas_object_size_hint_weight_set(fp, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_smart_callback_add(fp, "underflowed", _overflow_cb, NULL);
evas_object_smart_callback_add(fp, "overflowed", _underflow_cb, NULL);
for (i = 0; i < sizeof(lbl) / sizeof(lbl[0]); i++)
elm_flipselector_item_append(fp, lbl[i], NULL, NULL);
elm_box_pack_end(bx, fp);
evas_object_show(fp);
bt = elm_button_add(win);
elm_object_text_set(bt, "Unselect item");
evas_object_smart_callback_add(bt, "clicked", _unsel_cb, fp);
elm_box_pack_end(bx, bt);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "Delete item");
evas_object_smart_callback_add(bt, "clicked", _del_cb, fp);
elm_box_pack_end(bx, bt);
evas_object_show(bt);
elm_object_event_callback_add(win, (Elm_Event_Cb)_on_keydown, fp);
evas_object_show(win);
fprintf(stdout, "%s", commands);
elm_run();
elm_shutdown();
return 0;
}
ELM_MAIN()
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