#include #include "elm_priv.h" typedef struct _Widget_Data Widget_Data; struct _Widget_Data { Evas_Object *scr, *box, *self; Eina_List *items, *selected, *to_delete; Elm_List_Mode mode; Evas_Coord minw[2], minh[2]; int walking; Eina_Bool fix_pending : 1; Eina_Bool on_hold : 1; Eina_Bool multi : 1; Eina_Bool always_select : 1; Eina_Bool longpressed : 1; Eina_Bool wasselected : 1; }; struct _Elm_List_Item { Eina_List *node; Evas_Object *obj, *base; const char *label; Evas_Object *icon, *end; Evas_Smart_Cb func; Evas_Smart_Cb del_cb; const void *data; Ecore_Timer *long_timer; Eina_Bool deleted : 1; Eina_Bool even : 1; Eina_Bool is_even : 1; Eina_Bool fixed : 1; Eina_Bool selected : 1; Eina_Bool hilighted : 1; Eina_Bool dummy_icon : 1; Eina_Bool dummy_end : 1; }; static const char *widtype = NULL; static void _del_hook(Evas_Object *obj); static void _theme_hook(Evas_Object *obj); static void _sizing_eval(Evas_Object *obj); static void _on_focus_hook(void *data, Evas_Object *obj); static void _changed_size_hints(void *data, Evas *e, Evas_Object *obj, void *event_info); static void _sub_del(void *data, Evas_Object *obj, void *event_info); static void _fix_items(Evas_Object *obj); static void _mouse_down(void *data, Evas *evas, Evas_Object *obj, void *event_info); static void _mouse_up(void *data, Evas *evas, Evas_Object *obj, void *event_info); static void _mouse_move(void *data, Evas *evas, Evas_Object *obj, void *event_info); #define ELM_LIST_ITEM_CHECK_DELETED_RETURN(it, ...) \ if (!it) \ { \ fprintf(stderr, "ERROR: %s:%d:%s() "#it" is NULL.\n", \ __FILE__, __LINE__, __FUNCTION__); \ return __VA_ARGS__; \ } \ else if (it->deleted) \ { \ fprintf(stderr, "ERROR: %s:%d:%s() "#it" has been DELETED.\n", \ __FILE__, __LINE__, __FUNCTION__); \ return __VA_ARGS__; \ } static inline void _elm_list_item_call_del_cb(Elm_List_Item *it) { if (it->del_cb) it->del_cb((void *)it->data, it->obj, it); } static inline void _elm_list_item_free(Elm_List_Item *it) { evas_object_event_callback_del_full (it->base, EVAS_CALLBACK_MOUSE_DOWN, _mouse_down, it); evas_object_event_callback_del_full (it->base, EVAS_CALLBACK_MOUSE_UP, _mouse_up, it); evas_object_event_callback_del_full (it->base, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move, it); if (it->icon) evas_object_event_callback_del_full (it->icon, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, it->obj); if (it->end) evas_object_event_callback_del_full (it->end, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, it->obj); eina_stringshare_del(it->label); if (it->long_timer) ecore_timer_del(it->long_timer); if (it->icon) evas_object_del(it->icon); if (it->end) evas_object_del(it->end); if (it->base) evas_object_del(it->base); free(it); } static void _elm_list_process_deletions(Widget_Data *wd) { Elm_List_Item *it; wd->walking++; // avoid nested deletion and also _sub_del() fix_items EINA_LIST_FREE(wd->to_delete, it) { _elm_list_item_call_del_cb(it); wd->items = eina_list_remove_list(wd->items, it->node); _elm_list_item_free(it); } wd->walking--; } static inline void _elm_list_walk(Widget_Data *wd) { if (wd->walking < 0) { fprintf(stderr, "ERROR: walking was negative. fixed!\n"); wd->walking = 0; } wd->walking++; } static inline void _elm_list_unwalk(Widget_Data *wd) { wd->walking--; if (wd->walking < 0) { fprintf(stderr, "ERROR: walking became negative. fixed!\n"); wd->walking = 0; } if (wd->walking) return; if (wd->to_delete) _elm_list_process_deletions(wd); if (wd->fix_pending) { wd->fix_pending = EINA_FALSE; _fix_items(wd->self); _sizing_eval(wd->self); } } static void _del_hook(Evas_Object *obj) { Widget_Data *wd = elm_widget_data_get(obj); Elm_List_Item *it; Eina_List *n; if (!wd) return; if (wd->walking != 0) fprintf(stderr, "ERROR: list deleted while walking.\n"); _elm_list_walk(wd); EINA_LIST_FOREACH(wd->items, n, it) _elm_list_item_call_del_cb(it); _elm_list_unwalk(wd); if (wd->to_delete) fprintf(stderr, "ERROR: leaking nodes!\n"); EINA_LIST_FREE(wd->items, it) _elm_list_item_free(it); eina_list_free(wd->selected); free(wd); } static void _sizing_eval(Evas_Object *obj) { Widget_Data *wd = elm_widget_data_get(obj); Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1; if (!wd) return; if (wd->scr) { evas_object_size_hint_min_get(wd->scr, &minw, &minh); evas_object_size_hint_max_get(wd->scr, &maxw, &maxh); evas_object_size_hint_min_set(obj, minw, minh); evas_object_size_hint_max_set(obj, maxw, maxh); } } static void _theme_hook(Evas_Object *obj) { Widget_Data *wd = elm_widget_data_get(obj); Elm_List_Item *it; Eina_List *n; if (!wd) return; if (wd->scr) { elm_smart_scroller_theme_set(wd->scr, "list", "base", elm_widget_style_get(obj)); edje_object_scale_set(wd->scr, elm_widget_scale_get(obj) * _elm_config->scale); } EINA_LIST_FOREACH(wd->items, n, it) { it->fixed = 0; } _fix_items(obj); _sizing_eval(obj); } static void _on_focus_hook(void *data __UNUSED__, Evas_Object *obj) { Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; // if (elm_widget_focus_get(obj)) // elm_widget_focus_steal(wd->entry); } static void _changed_size_hints(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__) { Widget_Data *wd = elm_widget_data_get(data); if (!wd) return; // _fix_items(data); // _sizing_eval(data); } static void _sub_del(void *data __UNUSED__, Evas_Object *obj, void *event_info) { Widget_Data *wd = elm_widget_data_get(obj); Evas_Object *sub = event_info; const Eina_List *l; Elm_List_Item *it; if (!wd) return; if (sub == NULL) abort(); if (sub == wd->scr) wd->scr = NULL; else { EINA_LIST_FOREACH(wd->items, l, it) { if ((sub == it->icon) || (sub == it->end)) { if (it->icon == sub) it->icon = NULL; if (it->end == sub) it->end = NULL; evas_object_event_callback_del_full (sub, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, obj); if (!wd->walking) { _fix_items(obj); _sizing_eval(obj); } else wd->fix_pending = EINA_TRUE; break; } } } } static void _item_hilight(Elm_List_Item *it) { Widget_Data *wd = elm_widget_data_get(it->obj); const char *selectraise; if (!wd) return; ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); if (it->hilighted) return; _elm_list_walk(wd); edje_object_signal_emit(it->base, "elm,state,selected", "elm"); selectraise = edje_object_data_get(it->base, "selectraise"); if ((selectraise) && (!strcmp(selectraise, "on"))) evas_object_raise(it->base); it->hilighted = EINA_TRUE; _elm_list_unwalk(wd); } static void _item_select(Elm_List_Item *it) { Widget_Data *wd = elm_widget_data_get(it->obj); if (!wd) return; ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); if (it->selected) { if (wd->always_select) goto call; return; } it->selected = EINA_TRUE; wd->selected = eina_list_append(wd->selected, it); call: _elm_list_walk(wd); if (it->func) it->func((void *)it->data, it->obj, it); evas_object_smart_callback_call(it->obj, "selected", it); _elm_list_unwalk(wd); } static void _item_unselect(Elm_List_Item *it) { Widget_Data *wd = elm_widget_data_get(it->obj); const char *stacking, *selectraise; if (!wd) return; ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); if (!it->hilighted) return; _elm_list_walk(wd); edje_object_signal_emit(it->base, "elm,state,unselected", "elm"); stacking = edje_object_data_get(it->base, "stacking"); selectraise = edje_object_data_get(it->base, "selectraise"); if ((selectraise) && (!strcmp(selectraise, "on"))) { if ((stacking) && (!strcmp(stacking, "below"))) evas_object_lower(it->base); } it->hilighted = EINA_FALSE; if (it->selected) { it->selected = EINA_FALSE; wd->selected = eina_list_remove(wd->selected, it); evas_object_smart_callback_call(it->obj, "unselected", it); } _elm_list_unwalk(wd); } static void _mouse_move(void *data, Evas *evas __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info) { Elm_List_Item *it = data; Widget_Data *wd = elm_widget_data_get(it->obj); Evas_Event_Mouse_Move *ev = event_info; if (!wd) return; ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) { if (!wd->on_hold) { wd->on_hold = EINA_TRUE; if (it->long_timer) { ecore_timer_del(it->long_timer); it->long_timer = NULL; } _item_unselect(it); } } } static int _long_press(void *data) { Elm_List_Item *it = data; Widget_Data *wd = elm_widget_data_get(it->obj); if (!wd) return 0; it->long_timer = NULL; ELM_LIST_ITEM_CHECK_DELETED_RETURN(it, 0); wd->longpressed = EINA_TRUE; evas_object_smart_callback_call(it->obj, "longpressed", it); return 0; } static void _mouse_down(void *data, Evas *evas __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info) { Elm_List_Item *it = data; Widget_Data *wd = elm_widget_data_get(it->obj); Evas_Event_Mouse_Down *ev = event_info; if (!wd) return; ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); if (ev->button != 1) return; if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) wd->on_hold = EINA_TRUE; else wd->on_hold = EINA_FALSE; wd->wasselected = it->selected; _item_hilight(it); wd->longpressed = EINA_FALSE; if (it->long_timer) ecore_timer_del(it->long_timer); it->long_timer = ecore_timer_add(1.0, _long_press, it); /* Always call the callbacks last - the user may delete our context! */ if (ev->flags & EVAS_BUTTON_DOUBLE_CLICK) evas_object_smart_callback_call(it->obj, "clicked", it); } static void _mouse_up(void *data, Evas *evas __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info) { Elm_List_Item *it = data; Widget_Data *wd = elm_widget_data_get(it->obj); Evas_Event_Mouse_Up *ev = event_info; if (!wd) return; ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); if (ev->button != 1) return; if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) wd->on_hold = EINA_TRUE; else wd->on_hold = EINA_FALSE; wd->longpressed = EINA_FALSE; if (it->long_timer) { ecore_timer_del(it->long_timer); it->long_timer = NULL; } if (wd->on_hold) { wd->on_hold = EINA_FALSE; return; } if (wd->longpressed) { if (!wd->wasselected) _item_unselect(it); wd->wasselected = 0; return; } _elm_list_walk(wd); // watch out "return" before unwalk! if (wd->multi) { if (!it->selected) { _item_hilight(it); _item_select(it); } else _item_unselect(it); } else { if (!it->selected) { while (wd->selected) _item_unselect(wd->selected->data); _item_hilight(it); _item_select(it); } else { const Eina_List *l, *l_next; Elm_List_Item *it2; EINA_LIST_FOREACH_SAFE(wd->selected, l, l_next, it2) if (it2 != it) _item_unselect(it2); _item_hilight(it); _item_select(it); } } _elm_list_unwalk(wd); } static Elm_List_Item * _item_new(Evas_Object *obj, const char *label, Evas_Object *icon, Evas_Object *end, Evas_Smart_Cb func, const void *data) { Widget_Data *wd = elm_widget_data_get(obj); Elm_List_Item *it; if (!wd) return NULL; it = calloc(1, sizeof(Elm_List_Item)); it->obj = obj; it->label = eina_stringshare_add(label); it->icon = icon; it->end = end; it->func = func; it->data = data; it->base = edje_object_add(evas_object_evas_get(obj)); evas_object_event_callback_add(it->base, EVAS_CALLBACK_MOUSE_DOWN, _mouse_down, it); evas_object_event_callback_add(it->base, EVAS_CALLBACK_MOUSE_UP, _mouse_up, it); evas_object_event_callback_add(it->base, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move, it); evas_object_size_hint_weight_set(it->base, 1.0, 1.0); evas_object_size_hint_align_set(it->base, -1.0, -1.0); if (it->icon) { elm_widget_sub_object_add(obj, it->icon); evas_object_event_callback_add(it->icon, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, obj); } if (it->end) { elm_widget_sub_object_add(obj, it->end); evas_object_event_callback_add(it->end, EVAS_CALLBACK_CHANGED_SIZE_HINTS, _changed_size_hints, obj); } return it; } static void _fix_items(Evas_Object *obj) { Widget_Data *wd = elm_widget_data_get(obj); const Eina_List *l; Elm_List_Item *it; Evas_Coord minw[2] = { 0, 0 }, minh[2] = { 0, 0 }; Evas_Coord mw, mh; int i, redo = 0; const char *style = elm_widget_style_get(obj); if (!wd) return; if (wd->walking) { wd->fix_pending = EINA_TRUE; return; } _elm_list_walk(wd); // watch out "return" before unwalk! EINA_LIST_FOREACH(wd->items, l, it) { if (it->deleted) continue; if (it->icon) { evas_object_size_hint_min_get(it->icon, &mw, &mh); if (mw > minw[0]) minw[0] = mw; if (mh > minh[0]) minh[0] = mh; } if (it->end) { evas_object_size_hint_min_get(it->end, &mw, &mh); if (mw > minw[1]) minw[1] = mw; if (mh > minh[1]) minh[1] = mh; } } if ((minw[0] != wd->minw[0]) || (minw[1] != wd->minw[1]) || (minw[0] != wd->minh[0]) || (minh[1] != wd->minh[1])) { wd->minw[0] = minw[0]; wd->minw[1] = minw[1]; wd->minh[0] = minh[0]; wd->minh[1] = minh[1]; redo = 1; } i = 0; EINA_LIST_FOREACH(wd->items, l, it) { if (it->deleted) continue; it->even = i & 0x1; if ((it->even != it->is_even) || (!it->fixed) || (redo)) { const char *stacking; if (wd->mode == ELM_LIST_COMPRESS) { if (it->even) _elm_theme_set(it->base, "list", "item_compress", style); else _elm_theme_set(it->base, "list", "item_compress_odd", style); } else { if (it->even) _elm_theme_set(it->base, "list", "item", style); else _elm_theme_set(it->base, "list", "item_odd", style); } stacking = edje_object_data_get(it->base, "stacking"); if (stacking) { if (!strcmp(stacking, "below")) evas_object_lower(it->base); else if (!strcmp(stacking, "above")) evas_object_raise(it->base); } edje_object_part_text_set(it->base, "elm.text", it->label); if ((!it->icon) && (minh[0] > 0)) { it->icon = evas_object_rectangle_add(evas_object_evas_get(it->base)); evas_object_color_set(it->icon, 0, 0, 0, 0); it->dummy_icon = EINA_TRUE; } if ((!it->end) && (minh[1] > 0)) { it->end = evas_object_rectangle_add(evas_object_evas_get(it->base)); evas_object_color_set(it->end, 0, 0, 0, 0); it->dummy_end = EINA_TRUE; } if (it->icon) { evas_object_size_hint_min_set(it->icon, minw[0], minh[0]); evas_object_size_hint_max_set(it->icon, 99999, 99999); edje_object_part_swallow(it->base, "elm.swallow.icon", it->icon); } if (it->end) { evas_object_size_hint_min_set(it->end, minw[1], minh[1]); evas_object_size_hint_max_set(it->end, 99999, 99999); edje_object_part_swallow(it->base, "elm.swallow.end", it->end); } if (!it->fixed) { // this may call up user and it may modify the list item // but we're safe as we're flagged as walking. // just don't process further edje_object_message_signal_process(it->base); if (it->deleted) continue; mw = mh = -1; elm_coords_finger_size_adjust(1, &mw, 1, &mh); edje_object_size_min_restricted_calc(it->base, &mw, &mh, mw, mh); elm_coords_finger_size_adjust(1, &mw, 1, &mh); evas_object_size_hint_min_set(it->base, mw, mh); evas_object_show(it->base); } if ((it->selected) || (it->hilighted)) { const char *selectraise; // this may call up user and it may modify the list item // but we're safe as we're flagged as walking. // just don't process further edje_object_signal_emit(it->base, "elm,state,selected", "elm"); if (it->deleted) continue; selectraise = edje_object_data_get(it->base, "selectraise"); if ((selectraise) && (!strcmp(selectraise, "on"))) evas_object_raise(it->base); stacking = edje_object_data_get(it->base, "stacking"); } it->fixed = EINA_TRUE; it->is_even = it->even; } i++; } _elm_list_unwalk(wd); mw = 0; mh = 0; evas_object_size_hint_min_get(wd->box, &mw, &mh); if (wd->scr) { if (wd->mode == ELM_LIST_LIMIT) elm_scroller_content_min_limit(wd->scr, 1, 0); else elm_scroller_content_min_limit(wd->scr, 0, 0); } _sizing_eval(obj); } static void _hold_on(void *data __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__) { Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; if (wd->scr) elm_widget_scroll_hold_push(wd->scr); } static void _hold_off(void *data __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__) { Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; if (wd->scr) elm_widget_scroll_hold_pop(wd->scr); } static void _freeze_on(void *data __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__) { Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; if (wd->scr) elm_widget_scroll_hold_push(wd->scr); } static void _freeze_off(void *data __UNUSED__, Evas_Object *obj, void *event_info __UNUSED__) { Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; if (wd->scr) elm_widget_scroll_hold_pop(wd->scr); } EAPI Evas_Object * elm_list_add(Evas_Object *parent) { Evas_Object *obj; Evas *e; Widget_Data *wd; wd = ELM_NEW(Widget_Data); e = evas_object_evas_get(parent); wd->self = obj = elm_widget_add(e); ELM_SET_WIDTYPE(widtype, "list"); elm_widget_type_set(obj, "list"); elm_widget_sub_object_add(parent, obj); elm_widget_on_focus_hook_set(obj, _on_focus_hook, NULL); elm_widget_data_set(obj, wd); elm_widget_del_hook_set(obj, _del_hook); elm_widget_theme_hook_set(obj, _theme_hook); elm_widget_can_focus_set(obj, 1); wd->scr = elm_scroller_add(parent); elm_widget_resize_object_set(obj, wd->scr); elm_scroller_bounce_set(wd->scr, 0, 1); wd->box = elm_box_add(parent); elm_box_homogenous_set(wd->box, 1); evas_object_size_hint_weight_set(wd->box, 1.0, 0.0); evas_object_size_hint_align_set(wd->box, -1.0, 0.0); elm_scroller_content_set(wd->scr, wd->box); evas_object_show(wd->box); wd->mode = ELM_LIST_SCROLL; evas_object_smart_callback_add(obj, "sub-object-del", _sub_del, obj); evas_object_smart_callback_add(obj, "scroll-hold-on", _hold_on, obj); evas_object_smart_callback_add(obj, "scroll-hold-off", _hold_off, obj); evas_object_smart_callback_add(obj, "scroll-freeze-on", _freeze_on, obj); evas_object_smart_callback_add(obj, "scroll-freeze-off", _freeze_off, obj); _sizing_eval(obj); return obj; } EAPI Elm_List_Item * elm_list_item_append(Evas_Object *obj, const char *label, Evas_Object *icon, Evas_Object *end, Evas_Smart_Cb func, const void *data) { ELM_CHECK_WIDTYPE(obj, widtype) NULL; Widget_Data *wd = elm_widget_data_get(obj); Elm_List_Item *it = _item_new(obj, label, icon, end, func, data); wd->items = eina_list_append(wd->items, it); it->node = eina_list_last(wd->items); elm_box_pack_end(wd->box, it->base); return it; } EAPI Elm_List_Item * elm_list_item_prepend(Evas_Object *obj, const char *label, Evas_Object *icon, Evas_Object *end, Evas_Smart_Cb func, const void *data) { ELM_CHECK_WIDTYPE(obj, widtype) NULL; Widget_Data *wd = elm_widget_data_get(obj); Elm_List_Item *it = _item_new(obj, label, icon, end, func, data); wd->items = eina_list_prepend(wd->items, it); it->node = wd->items; elm_box_pack_start(wd->box, it->base); return it; } EAPI Elm_List_Item * elm_list_item_insert_before(Evas_Object *obj, Elm_List_Item *before, const char *label, Evas_Object *icon, Evas_Object *end, Evas_Smart_Cb func, const void *data) { Widget_Data *wd; Elm_List_Item *it; if ((!before) || (!before->node)) return NULL; ELM_LIST_ITEM_CHECK_DELETED_RETURN(before, NULL); ELM_CHECK_WIDTYPE(obj, widtype) NULL; wd = elm_widget_data_get(obj); if (!wd) return NULL; it = _item_new(obj, label, icon, end, func, data); wd->items = eina_list_prepend_relative_list(wd->items, it, before->node); it->node = before->node->prev; elm_box_pack_before(wd->box, it->base, before->base); return it; } EAPI Elm_List_Item * elm_list_item_insert_after(Evas_Object *obj, Elm_List_Item *after, const char *label, Evas_Object *icon, Evas_Object *end, Evas_Smart_Cb func, const void *data) { Widget_Data *wd; Elm_List_Item *it; if ((!after) || (!after->node)) return NULL; ELM_LIST_ITEM_CHECK_DELETED_RETURN(after, NULL); ELM_CHECK_WIDTYPE(obj, widtype) NULL; wd = elm_widget_data_get(obj); if (!wd) return NULL; it = _item_new(obj, label, icon, end, func, data); wd->items = eina_list_append_relative_list(wd->items, it, after->node); it->node = after->node->next; elm_box_pack_after(wd->box, it->base, after->base); return it; } EAPI void elm_list_clear(Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); Elm_List_Item *it; if (!wd) return; if (!wd->items) return; eina_list_free(wd->selected); wd->selected = NULL; if (wd->walking > 0) { Eina_List *n; EINA_LIST_FOREACH(wd->items, n, it) { if (it->deleted) continue; it->deleted = EINA_TRUE; wd->to_delete = eina_list_append(wd->to_delete, it); } return; } _elm_list_walk(wd); EINA_LIST_FREE(wd->items, it) { _elm_list_item_call_del_cb(it); _elm_list_item_free(it); } _elm_list_unwalk(wd); _fix_items(obj); _sizing_eval(obj); } EAPI void elm_list_go(Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; _fix_items(obj); } EAPI void elm_list_multi_select_set(Evas_Object *obj, Eina_Bool multi) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; wd->multi = multi; } EAPI Eina_Bool elm_list_multi_select_get(Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return EINA_FALSE; return wd->multi; } EAPI void elm_list_horizontal_mode_set(Evas_Object *obj, Elm_List_Mode mode) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; if (wd->mode == mode) return; wd->mode = mode; if (wd->scr) { if (wd->mode == ELM_LIST_LIMIT) elm_scroller_content_min_limit(wd->scr, 1, 0); else elm_scroller_content_min_limit(wd->scr, 0, 0); } } EAPI Elm_List_Mode elm_list_horizontal_mode_get(Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) ELM_LIST_SCROLL; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return ELM_LIST_SCROLL; return wd->mode; } EAPI void elm_list_always_select_mode_set(Evas_Object *obj, Eina_Bool always_select) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; wd->always_select = always_select; } EAPI const Eina_List * elm_list_items_get(const Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) NULL; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return NULL; return wd->items; } EAPI Elm_List_Item * elm_list_selected_item_get(const Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) NULL; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return NULL; if (wd->selected) return wd->selected->data; return NULL; } EAPI const Eina_List * elm_list_selected_items_get(const Evas_Object *obj) { ELM_CHECK_WIDTYPE(obj, widtype) NULL; Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return NULL; return wd->selected; } EAPI void elm_list_item_selected_set(Elm_List_Item *it, Eina_Bool selected) { Widget_Data *wd = elm_widget_data_get(it->obj); if (!wd) return; ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); selected = !!selected; if (it->selected == selected) return; _elm_list_walk(wd); if (selected) { if (!wd->multi) { while (wd->selected) _item_unselect(wd->selected->data); } _item_hilight(it); _item_select(it); } else _item_unselect(it); _elm_list_unwalk(wd); } EAPI Eina_Bool elm_list_item_selected_get(Elm_List_Item *it) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it, EINA_FALSE); return it->selected; } EAPI void elm_list_item_show(Elm_List_Item *it) { Widget_Data *wd = elm_widget_data_get(it->obj); Evas_Coord bx, by, bw, bh; Evas_Coord x, y, w, h; ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); evas_object_geometry_get(wd->box, &bx, &by, &bw, &bh); evas_object_geometry_get(it->base, &x, &y, &w, &h); x -= bx; y -= by; if (wd->scr) elm_scroller_region_show(wd->scr, x, y, w, h); } EAPI void elm_list_item_del(Elm_List_Item *it) { Widget_Data *wd = elm_widget_data_get(it->obj); if (!wd) return; ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); if (it->selected) _item_unselect(it); if (wd->walking > 0) { if (it->deleted) return; it->deleted = EINA_TRUE; wd->to_delete = eina_list_append(wd->to_delete, it); return; } wd->items = eina_list_remove_list(wd->items, it->node); _elm_list_walk(wd); _elm_list_item_call_del_cb(it); _elm_list_item_free(it); _elm_list_unwalk(wd); } /** * Set the function called when a list item is freed. * * @param it The item to set the callback on * @param func The function called * * @ingroup List */ EAPI void elm_list_item_del_cb_set(Elm_List_Item *it, Evas_Smart_Cb func) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); it->del_cb = func; } EAPI void * elm_list_item_data_get(const Elm_List_Item *it) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it, NULL); return (void *)it->data; } EAPI Evas_Object * elm_list_item_icon_get(const Elm_List_Item *it) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it, NULL); if (it->dummy_icon) return NULL; return it->icon; } EAPI void elm_list_item_icon_set(Elm_List_Item *it, Evas_Object *icon) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); if (it->icon == icon) return; if (it->dummy_icon && !icon) return; if (it->dummy_icon) evas_object_del(it->icon); if (!icon) { icon = evas_object_rectangle_add(evas_object_evas_get(it->obj)); evas_object_color_set(icon, 0, 0, 0, 0); it->dummy_icon = EINA_TRUE; } it->icon = icon; if (it->base) edje_object_part_swallow(it->base, "elm.swallow.icon", icon); } EAPI Evas_Object * elm_list_item_end_get(const Elm_List_Item *it) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it, NULL); if (it->dummy_end) return NULL; return it->end; } EAPI void elm_list_item_end_set(Elm_List_Item *it, Evas_Object *end) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); if (it->end == end) return; if (it->dummy_end && !end) return; if (it->dummy_end) evas_object_del(it->end); if (!end) { end = evas_object_rectangle_add(evas_object_evas_get(it->obj)); evas_object_color_set(end, 0, 0, 0, 0); it->dummy_end = EINA_TRUE; } it->end = end; if (it->base) edje_object_part_swallow(it->base, "elm.swallow.end", end); } EAPI Evas_Object * elm_list_item_base_get(const Elm_List_Item *it) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it, NULL); return it->base; } EAPI const char * elm_list_item_label_get(const Elm_List_Item *it) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it, NULL); return it->label; } EAPI void elm_list_item_label_set(Elm_List_Item *it, const char *text) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it); if (!eina_stringshare_replace(&it->label, text)) return; if (it->base) edje_object_part_text_set(it->base, "elm.text", it->label); } EAPI Elm_List_Item * elm_list_item_prev(const Elm_List_Item *it) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it, NULL); if (it->node->prev) return it->node->prev->data; else return NULL; } EAPI Elm_List_Item * elm_list_item_next(const Elm_List_Item *it) { ELM_LIST_ITEM_CHECK_DELETED_RETURN(it, NULL); if (it->node->next) return it->node->next->data; else return NULL; } /** * Set bounce mode * * This will enable or disable the scroller bounce mode for the list. See * elm_scroller_bounce_set() for details * * @param obj The list object * @param h_bounce Allow bounce horizontally * @param v_bounce Allow bounce vertically * * @ingroup List */ EAPI void elm_list_bounce_set(Evas_Object *obj, Eina_Bool h_bounce, Eina_Bool v_bounce) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; if (wd->scr) elm_smart_scroller_bounce_allow_set(wd->scr, h_bounce, v_bounce); } /** * Set the scrollbar policy * * This sets the scrollbar visibility policy for the given scroller. * ELM_SMART_SCROLLER_POLICY_AUTO means the scrollber is made visible if it * is needed, and otherwise kept hidden. ELM_SMART_SCROLLER_POLICY_ON turns * it on all the time, and ELM_SMART_SCROLLER_POLICY_OFF always keeps it off. * This applies respectively for the horizontal and vertical scrollbars. * * @param obj The list object * @param policy_h Horizontal scrollbar policy * @param policy_v Vertical scrollbar policy * * @ingroup List */ EAPI void elm_list_scroller_policy_set(Evas_Object *obj, Elm_Scroller_Policy policy_h, Elm_Scroller_Policy policy_v) { ELM_CHECK_WIDTYPE(obj, widtype); Widget_Data *wd = elm_widget_data_get(obj); if (!wd) return; if (wd->scr) elm_scroller_policy_set(wd->scr, policy_h, policy_v); }