2 * @defgroup Diskselector
4 * A diskselector is a kind of list widget. It scrolls horizontally,
5 * and can contain label and icon objects. Three items are displayed
6 * with the selected on the middle.
8 * It can act like a circular list with round mode and labels can be
9 * reduced for a defined lenght for side items.
11 * Signal emitted by this widget:
12 * "selected" - when item is selected (scroller stops)
15 #include <Elementary.h>
19 # define MAX(a, b) (((a) > (b)) ? (a) : (b))
22 typedef struct _Widget_Data Widget_Data;
27 Evas_Object *scroller;
28 Evas_Object *main_box;
29 Evas_Object *left_blank;
30 Evas_Object *right_blank;
31 Elm_Diskselector_Item *selected_item;
32 Elm_Diskselector_Item *first;
33 Elm_Diskselector_Item *second;
34 Elm_Diskselector_Item *s_last;
35 Elm_Diskselector_Item *last;
38 int item_count, len_threshold, len_side;
40 Ecore_Idler *check_idler;
45 struct _Elm_Diskselector_Item
54 static const char *widtype = NULL;
56 #define ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, ...) \
57 ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *)it, __VA_ARGS__); \
58 ELM_CHECK_WIDTYPE(it->base.widget, widtype) __VA_ARGS__;
60 static Eina_Bool _move_scroller(void *data);
61 static void _del_hook(Evas_Object * obj);
62 static void _del_pre_hook(Evas_Object * obj);
63 static void _sizing_eval(Evas_Object * obj);
64 static void _theme_hook(Evas_Object * obj);
65 static void _on_focus_hook(void *data, Evas_Object *obj);
66 static Eina_Bool _event_hook(Evas_Object *obj, Evas_Object *src, Evas_Callback_Type type, void *event_info);
67 static void _sub_del(void *data, Evas_Object * obj, void *event_info);
68 static void _round_items_del(Widget_Data *wd);
69 static void _scroller_move_cb(void *data, Evas_Object *obj, void *event_info);
71 static const char SIG_SELECTED[] = "selected";
72 static const Evas_Smart_Cb_Description _signals[] = {
78 _diskselector_object_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__)
81 Evas_Coord w, h, minw = -1, minh = -1;
83 wd = elm_widget_data_get(data);
86 elm_coords_finger_size_adjust(6, &minw, 1, &minh);
87 edje_object_size_min_restricted_calc(elm_smart_scroller_edje_object_get(
88 wd->scroller), &minw, &minh, minw, minh);
89 evas_object_size_hint_min_set(obj, minw, minh);
90 evas_object_size_hint_max_set(obj, -1, -1);
92 evas_object_geometry_get(wd->scroller, NULL, NULL, &w, &h);
94 evas_object_resize(wd->main_box, w / 3 * (wd->item_count + 4), h);
96 evas_object_resize(wd->main_box, w / 3 * (wd->item_count + 2), h);
98 elm_smart_scroller_paging_set(wd->scroller, 0, 0,
102 wd->idler = ecore_idler_add(_move_scroller, data);
105 static Elm_Diskselector_Item *
106 _item_new(Evas_Object *obj, Evas_Object *icon, const char *label, Evas_Smart_Cb func, const void *data)
108 Elm_Diskselector_Item *it;
109 const char *style = elm_widget_style_get(obj);
111 it = elm_widget_item_new(obj, Elm_Diskselector_Item);
112 if (!it) return NULL;
114 it->label = eina_stringshare_add(label);
117 it->base.data = data;
118 it->base.view = edje_object_add(evas_object_evas_get(obj));
119 _elm_theme_object_set(obj, it->base.view, "diskselector", "item", style);
120 evas_object_size_hint_weight_set(it->base.view, EVAS_HINT_EXPAND,
122 evas_object_size_hint_align_set(it->base.view, EVAS_HINT_FILL,
124 evas_object_show(it->base.view);
127 edje_object_part_text_set(it->base.view, "elm.text", it->label);
130 evas_object_size_hint_min_set(it->icon, 24, 24);
131 evas_object_size_hint_max_set(it->icon, 40, 40);
132 edje_object_part_swallow(it->base.view, "elm.swallow.icon", it->icon);
133 evas_object_show(it->icon);
134 elm_widget_sub_object_add(obj, it->icon);
140 _item_del(Elm_Diskselector_Item *item)
143 eina_stringshare_del(item->label);
145 evas_object_del(item->icon);
146 elm_widget_item_del(item);
150 _theme_data_get(Widget_Data *wd)
153 str = edje_object_data_get(wd->right_blank, "len_threshold");
154 if (str) wd->len_threshold = atoi(str);
155 else wd->len_threshold = 0;
159 _del_hook(Evas_Object * obj)
161 Widget_Data *wd = elm_widget_data_get(obj);
167 _del_pre_hook(Evas_Object * obj)
169 Elm_Diskselector_Item *it;
170 Widget_Data *wd = elm_widget_data_get(obj);
174 evas_object_del(wd->left_blank);
176 evas_object_del(wd->right_blank);
179 eina_stringshare_del(wd->last->label);
180 evas_object_del(wd->last->base.view);
185 eina_stringshare_del(wd->s_last->label);
186 evas_object_del(wd->s_last->base.view);
191 eina_stringshare_del(wd->second->label);
192 evas_object_del(wd->second->base.view);
197 eina_stringshare_del(wd->first->label);
198 evas_object_del(wd->first->base.view);
202 EINA_LIST_FREE(wd->items, it) _item_del(it);
203 eina_list_free(wd->r_items);
207 _sizing_eval(Evas_Object * obj)
209 Widget_Data *wd = elm_widget_data_get(obj);
211 _diskselector_object_resize(obj, NULL, obj, NULL);
215 _theme_hook(Evas_Object * obj)
218 Elm_Diskselector_Item *it;
219 Widget_Data *wd = elm_widget_data_get(obj);
223 elm_smart_scroller_object_theme_set(obj, wd->scroller, "diskselector",
224 "base", elm_widget_style_get(obj));
227 EINA_LIST_FOREACH(wd->r_items, l, it)
229 _elm_theme_object_set(obj, it->base.view, "diskselector", "item",
230 elm_widget_style_get(obj));
235 EINA_LIST_FOREACH(wd->items, l, it)
237 _elm_theme_object_set(obj, it->base.view, "diskselector", "item",
238 elm_widget_style_get(obj));
246 _sub_del(void *data __UNUSED__, Evas_Object * obj, void *event_info)
248 Widget_Data *wd = elm_widget_data_get(obj);
249 Evas_Object *sub = event_info;
250 Elm_Diskselector_Item *it;
255 if (sub == wd->scroller)
259 EINA_LIST_FOREACH(wd->items, l, it)
272 _select_item(Elm_Diskselector_Item *it)
275 Widget_Data *wd = elm_widget_data_get(it->base.widget);
276 wd->selected_item = it;
277 if (it->func) it->func((void *)it->base.data, it->base.widget, it);
278 evas_object_smart_callback_call(it->base.widget, SIG_SELECTED, it);
282 _on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
284 Widget_Data *wd = elm_widget_data_get(obj);
288 if (elm_widget_focus_get(obj))
290 edje_object_signal_emit(wd->self, "elm,action,focus", "elm");
291 evas_object_focus_set(wd->self, EINA_TRUE);
295 edje_object_signal_emit(wd->self, "elm,action,unfocus", "elm");
296 evas_object_focus_set(wd->self, EINA_FALSE);
301 _event_hook(Evas_Object *obj, Evas_Object *src __UNUSED__, Evas_Callback_Type type, void *event_info)
303 if (type != EVAS_CALLBACK_KEY_DOWN) return EINA_FALSE;
304 Evas_Event_Key_Down *ev = event_info;
305 Widget_Data *wd = elm_widget_data_get(obj);
306 if (!wd) return EINA_FALSE;
307 if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return EINA_FALSE;
308 if (elm_widget_disabled_get(obj)) return EINA_FALSE;
310 Elm_Diskselector_Item *it = NULL;
313 if (!wd->selected_item) {
314 ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
318 if ((!strcmp(ev->keyname, "Left")) || (!strcmp(ev->keyname, "KP_Left")) ||
319 (!strcmp(ev->keyname, "Up")) || (!strcmp(ev->keyname, "KP_Up")))
321 l = wd->selected_item->node->prev;
322 if ((!l) && (wd->round))
323 l = eina_list_last(wd->items);
325 else if ((!strcmp(ev->keyname, "Right")) || (!strcmp(ev->keyname, "KP_Right")) ||
326 (!strcmp(ev->keyname, "Down")) || (!strcmp(ev->keyname, "KP_Down")))
328 l = wd->selected_item->node->next;
329 if ((!l) && (wd->round))
332 else if ((!strcmp(ev->keyname, "Home")) || (!strcmp(ev->keyname, "KP_Home")))
334 else if ((!strcmp(ev->keyname, "End")) || (!strcmp(ev->keyname, "KP_End")))
335 l = eina_list_last(wd->items);
336 else return EINA_FALSE;
339 it = eina_list_data_get(l);
343 wd->selected_item = it;
345 wd->idler = ecore_idler_add(_move_scroller, obj);
348 ev->event_flags |= EVAS_EVENT_FLAG_ON_HOLD;
353 _check_letter(const char *str, int length)
355 int code = str[length];
358 return length; // null string
359 else if (((code >= 65) && (code <= 90)) || ((code >= 97) && (code <= 122)))
360 return length; // alphabet
361 else if ((48 <= code) && (code < 58))
362 return length; // number
363 else if (((33 <= code) && (code < 47)) || ((58 <= code) && (code < 64))
364 || ((91 <= code) && (code < 96)) || ((123 <= code) && (code < 126)))
365 return length; // special letter
370 _check_string(void *data)
372 int mid, steps, length, diff;
373 Elm_Diskselector_Item *it;
377 Widget_Data *wd = data;
379 evas_object_geometry_get(wd->scroller, &ox, NULL, &ow, NULL);
389 EINA_LIST_FOREACH(list, l, it)
393 evas_object_geometry_get(it->base.view, &x, NULL, &w, NULL);
394 /* item not visible */
395 if ((x + w <= ox) || (x >= ox + ow))
398 len = eina_stringshare_strlen(it->label);
401 edje_object_signal_emit(it->base.view, "elm,state,left_side",
403 else if (x + w >= ox + ow - 5)
404 edje_object_signal_emit(it->base.view, "elm,state,right_side",
408 if ((wd->len_threshold) && (len > wd->len_threshold))
409 edje_object_signal_emit(it->base.view, "elm,state,center_small",
412 edje_object_signal_emit(it->base.view, "elm,state,center",
416 if (len <= wd->len_side)
419 steps = len - wd->len_side + 1;
421 if (mid <= ox + ow / 2)
422 diff = (ox + ow / 2) - mid;
424 diff = mid - (ox + ow / 2);
426 length = len - (int)(diff * steps / (ow / 3));
427 length = MAX(length, wd->len_side);
428 length = _check_letter(it->label, length);
429 strncpy(buf, it->label, length);
431 edje_object_part_text_set(it->base.view, "elm.text", buf);
435 ecore_idler_del(wd->check_idler);
436 wd->check_idler = NULL;
441 _scroller_move_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
443 Evas_Coord x, y, w, h, bw;
444 Widget_Data *wd = data;
447 elm_smart_scroller_child_pos_get(obj, &x, &y);
448 elm_smart_scroller_child_viewport_size_get(obj, &w, &h);
451 evas_object_geometry_get(wd->main_box, NULL, NULL, &bw, NULL);
452 if (x > w / 3 * (wd->item_count + 1))
453 elm_smart_scroller_child_region_show(wd->scroller,
454 x - w / 3 * wd->item_count,
457 elm_smart_scroller_child_region_show(wd->scroller,
458 x + w / 3 * wd->item_count,
464 _scroller_stop_cb(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
466 Elm_Diskselector_Item *it;
467 Widget_Data *wd = data;
479 evas_object_geometry_get(wd->scroller, NULL, NULL, &ow, NULL);
480 EINA_LIST_FOREACH(list, l, it)
482 evas_object_geometry_get(it->base.view, &x, NULL, &w, NULL);
483 if (abs((int)(ow / 2 - (int)(x + w / 2))) < 10)
494 _move_scroller(void *data)
496 Evas_Object *obj = data;
499 Elm_Diskselector_Item *dit;
503 wd = elm_widget_data_get(obj);
504 if (!wd) return EINA_FALSE;
511 EINA_LIST_FOREACH(wd->items, l, dit)
513 if (wd->selected_item == dit)
520 (Elm_Diskselector_Item *) eina_list_nth(wd->items, 0);
524 evas_object_geometry_get(wd->scroller, NULL, &y, &w, &h);
525 elm_smart_scroller_child_region_show(wd->scroller, w / 3 * i, y, w, h);
529 ecore_idler_del(wd->idler);
532 wd->init = EINA_TRUE;
539 _round_item_del(Widget_Data *wd, Elm_Diskselector_Item *it)
542 elm_box_unpack(wd->main_box, it->base.view);
543 wd->r_items = eina_list_remove(wd->r_items, it);
544 eina_stringshare_del(it->label);
545 evas_object_del(it->base.view);
550 _round_items_del(Widget_Data *wd)
552 _round_item_del(wd, wd->last);
554 _round_item_del(wd, wd->s_last);
556 _round_item_del(wd, wd->second);
558 _round_item_del(wd, wd->first);
563 _round_items_add(Widget_Data *wd)
565 Elm_Diskselector_Item *dit;
566 Elm_Diskselector_Item *it;
568 dit = it = eina_list_nth(wd->items, 0);
573 wd->first = _item_new(it->base.widget, it->icon, it->label, it->func,
575 wd->first->node = it->node;
576 wd->r_items = eina_list_append(wd->r_items, wd->first);
579 it = eina_list_nth(wd->items, 1);
584 wd->second = _item_new(it->base.widget, it->icon, it->label, it->func,
586 wd->second->node = it->node;
587 wd->r_items = eina_list_append(wd->r_items, wd->second);
590 it = eina_list_nth(wd->items, wd->item_count - 1);
595 wd->last = _item_new(it->base.widget, it->icon, it->label, it->func,
597 wd->last->node = it->node;
598 wd->r_items = eina_list_prepend(wd->r_items, wd->last);
601 it = eina_list_nth(wd->items, wd->item_count - 2);
606 wd->s_last = _item_new(it->base.widget, it->icon, it->label, it->func,
608 wd->s_last->node = it->node;
609 wd->r_items = eina_list_prepend(wd->r_items, wd->s_last);
614 * Add a new diskselector object
616 * @param parent The parent object
617 * @return The new object or NULL if it cannot be created
619 * @ingroup Diskselector
622 elm_diskselector_add(Evas_Object *parent)
627 EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
629 wd = ELM_NEW(Widget_Data);
630 wd->self = obj = elm_widget_add(evas_object_evas_get(parent));
631 ELM_SET_WIDTYPE(widtype, "diskselector");
632 elm_widget_type_set(obj, "diskselector");
633 elm_widget_sub_object_add(parent, obj);
634 elm_widget_data_set(obj, wd);
635 elm_widget_del_hook_set(obj, _del_hook);
636 elm_widget_del_pre_hook_set(obj, _del_pre_hook);
637 elm_widget_theme_hook_set(obj, _theme_hook);
638 elm_widget_can_focus_set(obj, EINA_TRUE);
639 elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL);
640 elm_widget_event_hook_set(obj, _event_hook);
643 wd->round = EINA_FALSE;
644 wd->init = EINA_FALSE;
647 wd->scroller = elm_smart_scroller_add(evas_object_evas_get(parent));
648 elm_smart_scroller_widget_set(wd->scroller, obj);
650 elm_widget_resize_object_set(obj, wd->scroller);
651 elm_smart_scroller_policy_set(wd->scroller, ELM_SMART_SCROLLER_POLICY_OFF,
652 ELM_SMART_SCROLLER_POLICY_OFF);
653 elm_smart_scroller_bounce_allow_set(wd->scroller, EINA_TRUE, EINA_FALSE);
654 evas_object_smart_callback_add(wd->scroller, "scroll", _scroller_move_cb,
656 evas_object_smart_callback_add(wd->scroller, "animate,stop",
657 _scroller_stop_cb, wd);
658 _elm_theme_object_set(obj, wd->scroller, "diskselector", "base",
660 evas_object_event_callback_add(wd->scroller, EVAS_CALLBACK_RESIZE,
661 _diskselector_object_resize, obj);
663 wd->main_box = elm_box_add(parent);
664 elm_box_horizontal_set(wd->main_box, EINA_TRUE);
665 elm_box_homogenous_set(wd->main_box, EINA_TRUE);
666 evas_object_size_hint_weight_set(wd->main_box, EVAS_HINT_EXPAND,
668 evas_object_size_hint_align_set(wd->main_box, EVAS_HINT_FILL,
670 _elm_theme_object_set(obj, wd->main_box, "diskselector", "base",
672 elm_widget_sub_object_add(obj, wd->main_box);
674 elm_smart_scroller_child_set(wd->scroller, wd->main_box);
676 wd->left_blank = edje_object_add(evas_object_evas_get(obj));
677 _elm_theme_object_set(obj, wd->left_blank, "diskselector", "item",
679 evas_object_size_hint_weight_set(wd->left_blank, EVAS_HINT_EXPAND,
681 evas_object_size_hint_align_set(wd->left_blank, EVAS_HINT_FILL,
683 elm_box_pack_end(wd->main_box, wd->left_blank);
684 evas_object_show(wd->left_blank);
686 wd->right_blank = edje_object_add(evas_object_evas_get(obj));
687 _elm_theme_object_set(obj, wd->right_blank, "diskselector", "item",
689 evas_object_size_hint_weight_set(wd->right_blank, EVAS_HINT_EXPAND,
691 evas_object_size_hint_align_set(wd->right_blank, EVAS_HINT_FILL,
693 elm_box_pack_end(wd->main_box, wd->right_blank);
694 evas_object_show(wd->right_blank);
698 evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, obj);
699 evas_object_smart_callbacks_descriptions_set(obj, _signals);
707 * If round mode is activated the items list will work like a circle list,
708 * so when the user reaches the last item, the first one will popup.
710 * @param obj The diskselector object
711 * @return if or not set round mode or false if not a valid diskselector
713 * @ingroup Diskselector
716 elm_diskselector_round_get(const Evas_Object *obj)
718 ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
719 Widget_Data *wd = elm_widget_data_get(obj);
720 if (!wd) return EINA_FALSE;
727 * If round mode is activated the items list will work like a circle list,
728 * so when the user reaches the last item, the first one will popup.
730 * @param it The item of diskselector
731 * @param if or not set round mode
733 * @ingroup Diskselector
736 elm_diskselector_round_set(Evas_Object * obj, Eina_Bool round)
738 ELM_CHECK_WIDTYPE(obj, widtype);
739 Widget_Data *wd = elm_widget_data_get(obj);
742 if (wd->round == round)
748 wd->r_items = eina_list_clone(wd->items);
749 elm_box_unpack(wd->main_box, wd->left_blank);
750 evas_object_hide(wd->left_blank);
751 elm_box_unpack(wd->main_box, wd->right_blank);
752 evas_object_hide(wd->right_blank);
756 _round_items_add(wd);
759 elm_box_pack_start(wd->main_box, wd->last->base.view);
761 elm_box_pack_start(wd->main_box, wd->s_last->base.view);
763 elm_box_pack_end(wd->main_box, wd->first->base.view);
765 elm_box_pack_end(wd->main_box, wd->second->base.view);
769 _round_items_del(wd);
770 elm_box_pack_start(wd->main_box, wd->left_blank);
771 elm_box_pack_end(wd->main_box, wd->right_blank);
772 eina_list_free(wd->r_items);
779 * Get the side labels max lenght
781 * @param obj The diskselector object
782 * @return The max lenght defined for side labels, or 0 if not a valid
785 * @ingroup Diskselector
788 elm_diskselector_side_label_lenght_get(const Evas_Object *obj)
790 ELM_CHECK_WIDTYPE(obj, widtype) 0;
791 Widget_Data *wd = elm_widget_data_get(obj);
797 * Set the side labels max lenght
799 * @param obj The diskselector object
800 * @param len The max lenght defined for side labels
802 * @ingroup Diskselector
805 elm_diskselector_side_label_lenght_set(Evas_Object *obj, int len)
807 ELM_CHECK_WIDTYPE(obj, widtype);
808 Widget_Data *wd = elm_widget_data_get(obj);
816 * This will enable or disable the scroller bounce mode for the diskselector.
817 * See elm_scroller_bounce_set() for details. Horizontal bounce is enabled by
820 * @param obj The diskselector object
821 * @param h_bounce Allow bounce horizontally
822 * @param v_bounce Allow bounce vertically
824 * @ingroup Diskselector
827 elm_diskselector_bounce_set(Evas_Object *obj, Eina_Bool h_bounce, Eina_Bool v_bounce)
829 ELM_CHECK_WIDTYPE(obj, widtype);
830 Widget_Data *wd = elm_widget_data_get(obj);
833 elm_smart_scroller_bounce_allow_set(wd->scroller, h_bounce, v_bounce);
837 * Get the bounce mode
839 * @param obj The Diskselector object
840 * @param h_bounce Allow bounce horizontally
841 * @param v_bounce Allow bounce vertically
843 * @ingroup Diskselector
846 elm_diskselector_bounce_get(const Evas_Object *obj, Eina_Bool *h_bounce, Eina_Bool *v_bounce)
848 ELM_CHECK_WIDTYPE(obj, widtype);
849 Widget_Data *wd = elm_widget_data_get(obj);
851 elm_smart_scroller_bounce_allow_get(wd->scroller, h_bounce, v_bounce);
855 * Get the scrollbar policy
857 * This sets the scrollbar visibility policy for the given scroller.
858 * ELM_SMART_SCROLLER_POLICY_AUTO means the scrollber is made visible if it
859 * is needed, and otherwise kept hidden. ELM_SMART_SCROLLER_POLICY_ON turns
860 * it on all the time, and ELM_SMART_SCROLLER_POLICY_OFF always keeps it off.
861 * This applies respectively for the horizontal and vertical scrollbars.
862 * The both are disabled by default.
864 * @param obj The diskselector object
865 * @param policy_h Horizontal scrollbar policy
866 * @param policy_v Vertical scrollbar policy
868 * @ingroup Diskselector
872 elm_diskselector_scroller_policy_get(const Evas_Object *obj, Elm_Scroller_Policy *policy_h, Elm_Scroller_Policy *policy_v)
874 ELM_CHECK_WIDTYPE(obj, widtype);
875 Elm_Smart_Scroller_Policy s_policy_h, s_policy_v;
876 Widget_Data *wd = elm_widget_data_get(obj);
877 if ((!wd) || (!wd->scroller)) return;
878 elm_smart_scroller_policy_get(wd->scroller, &s_policy_h, &s_policy_v);
879 *policy_h = (Elm_Scroller_Policy) s_policy_h;
880 *policy_v = (Elm_Scroller_Policy) s_policy_v;
885 * Set the scrollbar policy
887 * This sets the scrollbar visibility policy for the given scroller.
888 * ELM_SMART_SCROLLER_POLICY_AUTO means the scrollber is made visible if it
889 * is needed, and otherwise kept hidden. ELM_SMART_SCROLLER_POLICY_ON turns
890 * it on all the time, and ELM_SMART_SCROLLER_POLICY_OFF always keeps it off.
891 * This applies respectively for the horizontal and vertical scrollbars.
892 * The both are disabled by default.
894 * @param obj The diskselector object
895 * @param policy_h Horizontal scrollbar policy
896 * @param policy_v Vertical scrollbar policy
898 * @ingroup Diskselector
901 elm_diskselector_scroller_policy_set(Evas_Object *obj, Elm_Scroller_Policy policy_h, Elm_Scroller_Policy policy_v)
903 ELM_CHECK_WIDTYPE(obj, widtype);
904 Widget_Data *wd = elm_widget_data_get(obj);
906 if ((policy_h >= 3) || (policy_v >= 3)) return;
908 elm_smart_scroller_policy_set(wd->scroller, policy_h, policy_v);
912 * Clears a diskselector of all items.
914 * @param obj The diskselector object
916 * @ingroup Diskselector
919 elm_diskselector_clear(Evas_Object *obj)
921 ELM_CHECK_WIDTYPE(obj, widtype);
922 Widget_Data *wd = elm_widget_data_get(obj);
923 Elm_Diskselector_Item *it;
926 if (!wd->items) return;
928 wd->selected_item = NULL;
929 EINA_LIST_FREE(wd->items, it) _item_del(it);
930 _round_items_del(wd);
935 * Returns a list of all the diskselector items.
937 * @param obj The diskselector object
938 * @return An Eina_List* of the diskselector items, or NULL on failure
940 * @ingroup Diskselector
942 EAPI const Eina_List *
943 elm_diskselector_items_get(const Evas_Object *obj)
945 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
946 Widget_Data *wd = elm_widget_data_get(obj);
947 if (!wd) return NULL;
952 * Appends an item to the diskselector object.
954 * @param obj The diskselector object
955 * @param label The label of the diskselector item
956 * @param icon The icon object to use for the left side of the item
957 * @param func The function to call when the item is selected
958 * @param data The data to associate with the item for related callbacks
960 * @return The created item or NULL upon failure
962 * @ingroup Diskselector
964 EAPI Elm_Diskselector_Item *
965 elm_diskselector_item_append(Evas_Object *obj, const char *label, Evas_Object *icon, Evas_Smart_Cb func, const void *data)
967 Elm_Diskselector_Item *it;
968 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
969 Widget_Data *wd = elm_widget_data_get(obj);
970 if (!wd) return NULL;
972 it = _item_new(obj, icon, label, func, data);
973 wd->items = eina_list_append(wd->items, it);
974 it->node = eina_list_last(wd->items);
978 _round_items_del(wd);
979 wd->r_items = eina_list_append(wd->r_items, it);
980 _round_items_add(wd);
982 elm_box_pack_start(wd->main_box, wd->last->base.view);
984 elm_box_pack_start(wd->main_box, wd->s_last->base.view);
985 elm_box_pack_end(wd->main_box, it->base.view);
987 elm_box_pack_end(wd->main_box, wd->first->base.view);
989 elm_box_pack_end(wd->main_box, wd->second->base.view);
993 elm_box_unpack(wd->main_box, wd->right_blank);
994 elm_box_pack_end(wd->main_box, it->base.view);
995 elm_box_pack_end(wd->main_box, wd->right_blank);
997 if (!wd->selected_item)
998 wd->selected_item = it;
1000 wd->idler = ecore_idler_add(_move_scroller, obj);
1008 * @param it The item of diskselector
1010 * @ingroup Diskselector
1013 elm_diskselector_item_del(Elm_Diskselector_Item * it)
1015 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it);
1016 Elm_Diskselector_Item *dit;
1017 Widget_Data *wd = elm_widget_data_get(it->base.widget);
1020 elm_box_unpack(wd->main_box, it->base.view);
1023 wd->r_items = eina_list_remove(wd->r_items, it);
1025 wd->items = eina_list_remove(wd->items, it);
1027 if (wd->selected_item == it)
1029 dit = (Elm_Diskselector_Item *) eina_list_nth(wd->items, 0);
1031 wd->selected_item = dit;
1033 wd->selected_item = eina_list_nth(wd->items, 1);
1037 wd->item_count -= 1;
1041 if (!wd->item_count)
1043 evas_object_hide(wd->first->base.view);
1044 evas_object_hide(wd->second->base.view);
1045 evas_object_hide(wd->last->base.view);
1046 evas_object_hide(wd->s_last->base.view);
1050 dit = eina_list_nth(wd->items, 0);
1053 eina_stringshare_replace(&wd->first->label, dit->label);
1054 edje_object_part_text_set(wd->first->base.view, "elm.text",
1057 dit = eina_list_nth(wd->items, 1);
1060 eina_stringshare_replace(&wd->second->label, dit->label);
1061 edje_object_part_text_set(wd->second->base.view, "elm.text",
1064 dit = eina_list_nth(wd->items, eina_list_count(wd->items) - 1);
1067 eina_stringshare_replace(&wd->last->label, dit->label);
1068 edje_object_part_text_set(wd->last->base.view, "elm.text",
1071 dit = eina_list_nth(wd->items, eina_list_count(wd->items) - 2);
1074 eina_stringshare_replace(&wd->s_last->label, dit->label);
1075 edje_object_part_text_set(wd->s_last->base.view, "elm.text",
1080 wd->check_idler = ecore_idler_add(_check_string, wd);
1081 _sizing_eval(it->base.widget);
1085 * Get the label of item
1087 * @param it The item of diskselector
1088 * @return The label of item
1090 * @ingroup Diskselector
1093 elm_diskselector_item_label_get(const Elm_Diskselector_Item * it)
1095 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, NULL);
1100 * Set the label of item
1102 * @param it The item of diskselector
1103 * @param label The label of item
1105 * @ingroup Diskselector
1108 elm_diskselector_item_label_set(Elm_Diskselector_Item * it, const char *label)
1110 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it);
1111 eina_stringshare_replace(&it->label, label);
1112 edje_object_part_text_set(it->base.view, "elm.text", it->label);
1116 * Get the selected item
1118 * @param obj The diskselector object
1119 * @return The selected diskselector item
1121 * @ingroup Diskselector
1123 EAPI Elm_Diskselector_Item *
1124 elm_diskselector_selected_item_get(const Evas_Object *obj)
1126 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1127 Widget_Data *wd = elm_widget_data_get(obj);
1128 if (!wd) return NULL;
1129 return wd->selected_item;
1133 * Set the selected state of an item
1135 * This sets the selected state (EINA_TRUE selected, EINA_FALSE not selected)
1136 * of the given item @p it.
1137 * If a new item is selected the previosly selected will be unselected.
1138 * If the item @p it is unselected, the first item will be selected.
1140 * @param it The diskselector item
1141 * @param selected The selected state
1143 * @ingroup Diskselector
1146 elm_diskselector_item_selected_set(Elm_Diskselector_Item *it, Eina_Bool selected)
1148 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it);
1150 wd = elm_widget_data_get(it->base.widget);
1153 if ((wd->selected_item == it) && (selected))
1156 if ((wd->selected_item == it) && (!selected))
1157 wd->selected_item = eina_list_data_get(wd->items);
1159 wd->selected_item = it;
1162 ecore_idler_add(_move_scroller, it->base.widget);
1166 * Get the selected state of @p item.
1168 * @param it The diskselector item
1169 * @return If true, the item is selected
1171 * @ingroup Diskselector
1174 elm_diskselector_item_selected_get(const Elm_Diskselector_Item *it)
1176 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, EINA_FALSE);
1179 wd = elm_widget_data_get(it->base.widget);
1180 if (!wd) return EINA_FALSE;
1181 return (wd->selected_item == it);
1185 * Set the function called when a diskselector item is freed.
1187 * @param it The item to set the callback on
1188 * @param func The function called
1190 * @ingroup Diskselector
1193 elm_diskselector_item_del_cb_set(Elm_Diskselector_Item *it, Evas_Smart_Cb func)
1195 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it);
1196 elm_widget_item_del_cb_set(it, func);
1200 * Returns the data associated with the item.
1202 * @param it The diskselector item
1203 * @return The data associated with @p it
1205 * @ingroup Diskselector
1208 elm_diskselector_item_data_get(const Elm_Diskselector_Item *it)
1210 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, NULL);
1211 return elm_widget_item_data_get(it);
1215 * Returns the icon associated with the item.
1217 * @param it The diskselector item
1218 * @return The icon associated with @p it
1220 * @ingroup Diskselector
1223 elm_diskselector_item_icon_get(const Elm_Diskselector_Item *it)
1225 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, NULL);
1230 * Sets the icon associated with the item.
1232 * Once the icon object is set, a previously set one will be deleted.
1233 * You probably don't want, then, to have the <b>same</b> icon object set
1234 * for more than one item of the diskselector.
1236 * @param it The diskselector item
1237 * @param icon The icon object to associate with @p it
1239 * @ingroup Diskselector
1242 elm_diskselector_item_icon_set(Elm_Diskselector_Item *it, Evas_Object *icon)
1244 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it);
1245 if (it->icon == icon) return;
1247 evas_object_del(it->icon);
1250 edje_object_part_swallow(it->base.view, "elm.swallow.icon", icon);
1254 * Gets the item before @p it in the list.
1256 * @param it The diskselector item
1257 * @return The item before @p it, or NULL on failure
1259 * @ingroup Diskselector
1261 EAPI Elm_Diskselector_Item *
1262 elm_diskselector_item_prev_get(const Elm_Diskselector_Item *it)
1264 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, NULL);
1265 if (it->node->prev) return it->node->prev->data;
1270 * Gets the item after @p it in the list.
1272 * @param it The diskselector item
1273 * @return The item after @p it, or NULL on failure
1275 * @ingroup Diskselector
1277 EAPI Elm_Diskselector_Item *
1278 elm_diskselector_item_next_get(const Elm_Diskselector_Item *it)
1280 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(it, NULL);
1281 if (it->node->next) return it->node->next->data;
1286 * Get the first item in the diskselector
1288 * @param obj The diskselector object
1289 * @return The first item, or NULL if none
1291 * @ingroup Diskselector
1293 EAPI Elm_Diskselector_Item *
1294 elm_diskselector_first_item_get(const Evas_Object *obj)
1296 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1299 wd = elm_widget_data_get(obj);
1300 if (!wd || !wd->items)
1303 return eina_list_data_get(wd->items);
1307 * Get the last item in the diskselector
1309 * @param obj The diskselector object
1310 * @return The last item, or NULL if none
1312 * @ingroup Diskselector
1314 EAPI Elm_Diskselector_Item *
1315 elm_diskselector_last_item_get(const Evas_Object *obj)
1317 ELM_CHECK_WIDTYPE(obj, widtype) NULL;
1320 wd = elm_widget_data_get(obj);
1321 if (!wd || !wd->items)
1324 return eina_list_data_get(eina_list_last(wd->items));
1328 * Set the text to be shown in the diskselector item.
1330 * @param item Target item
1331 * @param text The text to set in the content
1333 * Setup the text as tooltip to object. The item can have only one tooltip,
1334 * so any previous tooltip data is removed.
1336 * @ingroup Diskselector
1339 elm_diskselector_item_tooltip_text_set(Elm_Diskselector_Item *item, const char *text)
1341 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1342 elm_widget_item_tooltip_text_set(item, text);
1346 * Set the content to be shown in the tooltip item
1348 * Setup the tooltip to item. The item can have only one tooltip,
1349 * so any previous tooltip data is removed. @p func(with @p data) will
1350 * be called every time that need show the tooltip and it should
1351 * return a valid Evas_Object. This object is then managed fully by
1352 * tooltip system and is deleted when the tooltip is gone.
1354 * @param item the diskselector item being attached a tooltip.
1355 * @param func the function used to create the tooltip contents.
1356 * @param data what to provide to @a func as callback data/context.
1357 * @param del_cb called when data is not needed anymore, either when
1358 * another callback replaces @func, the tooltip is unset with
1359 * elm_diskselector_item_tooltip_unset() or the owner @a item
1360 * dies. This callback receives as the first parameter the
1361 * given @a data, and @c event_info is the item.
1363 * @ingroup Diskselector
1366 elm_diskselector_item_tooltip_content_cb_set(Elm_Diskselector_Item *item, Elm_Tooltip_Item_Content_Cb func, const void *data, Evas_Smart_Cb del_cb)
1368 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1369 elm_widget_item_tooltip_content_cb_set(item, func, data, del_cb);
1373 * Unset tooltip from item
1375 * @param item diskselector item to remove previously set tooltip.
1377 * Remove tooltip from item. The callback provided as del_cb to
1378 * elm_diskselector_item_tooltip_content_cb_set() will be called to notify
1379 * it is not used anymore.
1381 * @see elm_diskselector_item_tooltip_content_cb_set()
1383 * @ingroup Diskselector
1386 elm_diskselector_item_tooltip_unset(Elm_Diskselector_Item *item)
1388 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1389 elm_widget_item_tooltip_unset(item);
1393 * Sets a different style for this item tooltip.
1395 * @note before you set a style you should define a tooltip with
1396 * elm_diskselector_item_tooltip_content_cb_set() or
1397 * elm_diskselector_item_tooltip_text_set()
1399 * @param item diskselector item with tooltip already set.
1400 * @param style the theme style to use (default, transparent, ...)
1402 * @ingroup Diskselector
1405 elm_diskselector_item_tooltip_style_set(Elm_Diskselector_Item *item, const char *style)
1407 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1408 elm_widget_item_tooltip_style_set(item, style);
1412 * Get the style for this item tooltip.
1414 * @param item diskselector item with tooltip already set.
1415 * @return style the theme style in use, defaults to "default". If the
1416 * object does not have a tooltip set, then NULL is returned.
1418 * @ingroup Diskselector
1421 elm_diskselector_item_tooltip_style_get(const Elm_Diskselector_Item *item)
1423 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item, NULL);
1424 return elm_widget_item_tooltip_style_get(item);
1428 * Set the cursor to be shown when mouse is over the diskselector item
1430 * @param item Target item
1431 * @param cursor the cursor name to be used.
1433 * @see elm_object_cursor_set()
1434 * @ingroup Diskselector
1437 elm_diskselector_item_cursor_set(Elm_Diskselector_Item *item, const char *cursor)
1439 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1440 elm_widget_item_cursor_set(item, cursor);
1444 * Get the cursor to be shown when mouse is over the diskselector item
1446 * @param item diskselector item with cursor already set.
1447 * @return the cursor name.
1449 * @ingroup Diskselector
1452 elm_diskselector_item_cursor_get(const Elm_Diskselector_Item *item)
1454 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item, NULL);
1455 return elm_widget_item_cursor_get(item);
1459 * Unset the cursor to be shown when mouse is over the diskselector item
1461 * @param item Target item
1463 * @see elm_object_cursor_unset()
1464 * @ingroup Diskselector
1467 elm_diskselector_item_cursor_unset(Elm_Diskselector_Item *item)
1469 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1470 elm_widget_item_cursor_unset(item);
1474 * Sets a different style for this item cursor.
1476 * @note before you set a style you should define a cursor with
1477 * elm_diskselector_item_cursor_set()
1479 * @param item diskselector item with cursor already set.
1480 * @param style the theme style to use (default, transparent, ...)
1482 * @ingroup Diskselector
1485 elm_diskselector_item_cursor_style_set(Elm_Diskselector_Item *item, const char *style)
1487 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1488 elm_widget_item_cursor_style_set(item, style);
1492 * Get the style for this item cursor.
1494 * @param item diskselector item with cursor already set.
1495 * @return style the theme style in use, defaults to "default". If the
1496 * object does not have a cursor set, then NULL is returned.
1498 * @ingroup Diskselector
1501 elm_diskselector_item_cursor_style_get(const Elm_Diskselector_Item *item)
1503 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item, NULL);
1504 return elm_widget_item_cursor_style_get(item);
1508 * Set if the cursor set should be searched on the theme or should use
1509 * the provided by the engine, only.
1511 * @note before you set if should look on theme you should define a cursor
1512 * with elm_object_cursor_set(). By default it will only look for cursors
1513 * provided by the engine.
1515 * @param item widget item with cursor already set.
1516 * @param engine_only boolean to define it cursors should be looked only
1517 * between the provided by the engine or searched on widget's theme as well.
1519 * @ingroup Diskselector
1522 elm_diskselector_item_cursor_engine_only_set(Elm_Diskselector_Item *item, Eina_Bool engine_only)
1524 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item);
1525 elm_widget_item_cursor_engine_only_set(item, engine_only);
1529 * Get the cursor engine only usage for this item cursor.
1531 * @param item widget item with cursor already set.
1532 * @return engine_only boolean to define it cursors should be looked only
1533 * between the provided by the engine or searched on widget's theme as well. If
1534 * the object does not have a cursor set, then EINA_FALSE is returned.
1536 * @ingroup Diskselector
1539 elm_diskselector_item_cursor_engine_only_get(const Elm_Diskselector_Item *item)
1541 ELM_DISKSELECTOR_ITEM_CHECK_OR_RETURN(item, EINA_FALSE);
1542 return elm_widget_item_cursor_engine_only_get(item);