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Diffstat (limited to 'src/examples/elementary/index_example_01.c')
| -rw-r--r-- | src/examples/elementary/index_example_01.c | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/src/examples/elementary/index_example_01.c b/src/examples/elementary/index_example_01.c new file mode 100644 index 0000000000..d23157611a --- /dev/null +++ b/src/examples/elementary/index_example_01.c @@ -0,0 +1,177 @@ +/** + * 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_01.c -o index_example_01 `pkg-config --cflags --libs elementary` + * @endverbatim + */ + +#include <Elementary.h> +#include <assert.h> + +static const char *dict[] = \ +{ +#include "dict.txt" +}; + +static void +_index_item_del(void *data, Evas_Object *obj, void *event_info) +{ + fprintf(stdout, "Deleting index node (%s). Comparing index " + "item data reported via callback with the one returned by " + "index's API on items: %s.\n", + elm_index_item_letter_get(event_info), + data == elm_object_item_data_get(event_info) ? "OK" : + "FAIL, something went wrong"); +} + +/* delete an index item */ +static void +_item_del(void *data, Evas_Object *obj, void *event_info) +{ + Elm_Object_Item *it = elm_index_selected_item_get(data, 0); + + if (!it) return; + + fprintf(stdout, "Deleting last selected index item, which had letter" + " %s (pointing to %p)\n", elm_index_item_letter_get(it), + elm_object_item_data_get(it)); + + elm_object_item_del(it); + elm_index_level_go(data, 0); +} + +static void +_item_del_all(void *data, Evas_Object *obj, void *event_info) +{ + elm_index_item_clear(data); + elm_index_level_go(data, 0); +} + +static void +_active_set(void *data, Evas_Object *obj, void *event_info) +{ + Eina_Bool disabled = elm_index_autohide_disabled_get(data); + elm_index_autohide_disabled_set(data, !disabled); + + fprintf(stdout, "Toggling index programmatically to %s.\n", + !disabled ? "On" : "Off"); +} + +/* "delay,changed" hook */ +static void +_index_changed(void *data, Evas_Object *obj, void *event_info) +{ + elm_list_item_bring_in(elm_object_item_data_get(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"); +} + +EAPI_MAIN int +elm_main(int argc, char **argv) +{ + Evas_Object *win, *hbox, *vbox, *bt, *sep, *list, *id; + Elm_Object_Item *lit; + unsigned int i; + char curr = 0; + + elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_CLOSED); + + win = elm_win_util_standard_add("index", "Index Example"); + elm_win_autodel_set(win, EINA_TRUE); + + vbox = elm_box_add(win); + evas_object_size_hint_weight_set(vbox, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND); + elm_win_resize_object_add(win, vbox); + evas_object_show(vbox); + + list = elm_list_add(win); + evas_object_size_hint_weight_set(list, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND); + evas_object_size_hint_align_set(list, EVAS_HINT_FILL, EVAS_HINT_FILL); + evas_object_show(list); + elm_box_pack_end(vbox, list); + + id = elm_index_add(win); + evas_object_size_hint_weight_set(id, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND); + elm_win_resize_object_add(win, id); + evas_object_show(id); + + for (i = 0; i < (sizeof(dict) / sizeof(dict[0])); i++) + { + lit = elm_list_item_append(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); + index_it = elm_index_item_append(id, buf, NULL, lit); + + /* this is here just to demostrate the API call */ + (void)elm_index_item_find(id, lit); + assert(elm_index_item_find(id, lit) == index_it); + + elm_object_item_del_cb_set(index_it, _index_item_del); + } + } + + evas_object_smart_callback_add(id, "delay,changed", _index_changed, + NULL); + evas_object_smart_callback_add(id, "selected", _index_selected, NULL); + elm_index_level_go(id, 0); + + /* 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, id); + 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, id); + 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, id); + elm_box_pack_end(hbox, bt); + evas_object_show(bt); + + evas_object_resize(win, 320, 600); + evas_object_show(win); + + elm_run(); + + return 0; +} +ELM_MAIN() |