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/**
* Simple Elementary's <b>index widget</b> example, illustrating its
* usage and API.
*
* See stdout/stderr for output. Compile with:
*
* @verbatim
* gcc -g index_example.c -o index_example `pkg-config --cflags --libs elementary`
* @endverbatim
*/
#include <Elementary.h>
struct example_data
{
Evas_Object *list, *index;
};
struct example_data d = {NULL, NULL};
static const char *dict[] = \
{
#include "dict.txt"
};
static void
_index_item_del(void *data,
Evas_Object *obj,
void *event_info)
{
fprintf(stdout, "Deleting associated list node (%s). Comparing index "
"item data reported via callback with the one returned by "
"index's API on items: %s.\n",
elm_object_item_text_get(data),
data == elm_object_item_data_get(event_info) ? "OK" :
"FAIL, something went wrong");
elm_object_item_del(data);
}
/* delete an index item */
static void
_item_del(void *data,
Evas_Object *obj,
void *event_info)
{
Elm_Object_Item *iit;
Elm_Object_Item *lit = elm_index_selected_item_get(d.index, 0);
iit = elm_index_item_find(d.index, lit);
if (!iit) return;
fprintf(stdout, "Deleting last selected index item, which had letter"
" %s (pointing to %s)\n", elm_index_item_letter_get(iit),
elm_object_item_text_get(lit));
elm_object_item_del(lit);
}
static void
_item_del_all(void *data,
Evas_Object *obj,
void *event_info)
{
elm_index_item_clear(d.index);
}
static void
_active_set(void *data,
Evas_Object *obj,
void *event_info)
{
elm_index_autohide_disabled_set(d.index, !elm_index_autohide_disabled_get(d.index));
fprintf(stdout, "Toggling index programmatically.\n");
}
/* "delay,changed" hook */
static void
_index_changed(void *data,
Evas_Object *obj,
void *event_info)
{
elm_list_item_bring_in(event_info);
}
static void
_index_selected(void *data,
Evas_Object *obj,
void *event_info)
{
Elm_Object_Item *lit = event_info;
fprintf(stdout, "New index item selected. Comparing item reported"
" via callback with the selection returned by the API: "
"%s.\n", lit == elm_index_selected_item_get(obj, 0) ? "OK" :
"FAIL, something went wrong");
}
static void
_on_done(void *data,
Evas_Object *obj,
void *event_info)
{
elm_exit();
}
EAPI_MAIN int
elm_main(int argc,
char **argv)
{
Evas_Object *win, *bg, *hbox, *vbox, *bt, *sep;
Elm_Object_Item *lit;
unsigned int i;
char curr = 0;
win = elm_win_add(NULL, "index", ELM_WIN_BASIC);
elm_win_title_set(win, "Index 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);
vbox = elm_box_add(win);
elm_win_resize_object_add(win, vbox);
evas_object_size_hint_weight_set(vbox, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_show(vbox);
d.list = elm_list_add(win);
evas_object_size_hint_weight_set(d.list, EVAS_HINT_EXPAND,
EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(d.list, EVAS_HINT_FILL, EVAS_HINT_FILL);
evas_object_show(d.list);
elm_box_pack_end(vbox, d.list);
d.index = elm_index_add(win);
elm_win_resize_object_add(win, d.index);
evas_object_size_hint_weight_set(d.index, EVAS_HINT_EXPAND,
EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(d.list, EVAS_HINT_FILL, EVAS_HINT_FILL);
evas_object_show(d.index);
for (i = 0; i < (sizeof(dict) / sizeof(dict[0])); i++)
{
lit = elm_list_item_append(d.list, dict[i], NULL, NULL, NULL, NULL);
if (curr != dict[i][0])
{
Elm_Object_Item *index_it;
char buf[32];
curr = dict[i][0];
/* indexing by first letters */
snprintf(buf, sizeof(buf), "%c", curr);
elm_index_item_append(d.index, buf, NULL, lit);
index_it = elm_index_item_find(d.index, lit);
elm_object_item_del_cb_set(index_it, _index_item_del);
}
}
evas_object_smart_callback_add(d.index, "delay,changed", _index_changed,
NULL);
evas_object_smart_callback_add(d.index, "selected", _index_selected, NULL);
/* attribute setting knobs */
sep = elm_separator_add(win);
elm_separator_horizontal_set(sep, EINA_TRUE);
elm_box_pack_end(vbox, sep);
evas_object_show(sep);
hbox = elm_box_add(win);
elm_box_horizontal_set(hbox, EINA_TRUE);
evas_object_size_hint_weight_set(hbox, EVAS_HINT_EXPAND, 0);
evas_object_size_hint_fill_set(hbox, EVAS_HINT_FILL, EVAS_HINT_FILL);
elm_box_pack_end(vbox, hbox);
evas_object_show(hbox);
bt = elm_button_add(win);
elm_object_text_set(bt, "bring in index");
evas_object_smart_callback_add(bt, "clicked", _active_set, NULL);
elm_box_pack_end(hbox, bt);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "delete last selected item");
evas_object_smart_callback_add(bt, "clicked", _item_del, NULL);
elm_box_pack_end(hbox, bt);
evas_object_show(bt);
bt = elm_button_add(win);
elm_object_text_set(bt, "delete all items");
evas_object_smart_callback_add(bt, "clicked", _item_del_all, NULL);
elm_box_pack_end(hbox, bt);
evas_object_show(bt);
evas_object_resize(win, 320, 600);
evas_object_show(win);
elm_run();
elm_shutdown();
return 0;
}
ELM_MAIN()
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