454 lines
8.5 KiB
C
454 lines
8.5 KiB
C
#include "Evry.h"
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typedef struct _List_View List_View;
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struct _List_View
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{
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Evry_View view;
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Evas *evas;
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const Evry_State *state;
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Evas_Object *o_list;
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Eina_List *items;
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Ecore_Idler *item_idler;
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double scroll_align_to;
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double scroll_align;
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/* int ev_last_is_mouse;
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* Evry_Item *item_mouseover; */
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/* Ecore_Timer *scroll_timer; */
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/* Ecore_Animator *scroll_animator; */
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};
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static Evry_View *view = NULL;
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static void
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_list_clear(const Evry_View *view)
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{
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List_View *v = (List_View *) view;
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Evry_Item *it;
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if (v->item_idler)
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{
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ecore_idler_del(v->item_idler);
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v->item_idler = NULL;
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}
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/* if (v->scroll_timer)
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* {
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* ecore_timer_del(v->scroll_timer);
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* v->scroll_timer = NULL;
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* }
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*
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* if (v->scroll_animator)
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* {
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* ecore_animator_del(v->scroll_animator);
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* v->scroll_animator = NULL;
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* } */
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/* v->scroll_align = 0; */
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if (!v->items) return;
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evas_event_freeze(v->evas);
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e_box_freeze(v->o_list);
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EINA_LIST_FREE(v->items, it)
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{
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if (it->o_bg)
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{
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e_box_unpack(it->o_bg);
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evas_object_hide(it->o_bg);
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}
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if (it->o_icon)
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evas_object_hide(it->o_icon);
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evry_item_free(it);
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}
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e_box_thaw(v->o_list);
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evas_event_thaw(v->evas);
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}
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static void
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_list_scroll_to(List_View *v, const Evry_Item *it)
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{
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int n, h, mh, i = 0;
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Eina_List *l;
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if (!it) return;
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for(l = v->items; l; l = l->next, i++)
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if (l->data == it) break;
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n = eina_list_count(v->items);
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/* fixme how to get size of part, set in theme ?*/
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e_box_min_size_get(v->o_list, NULL, &mh);
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evas_object_geometry_get(v->o_list, NULL, NULL, NULL, &h);
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if (mh <= h)
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{
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e_box_align_set(v->o_list, 0.5, 0.0);
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return;
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}
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if (n > 6)
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{
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v->scroll_align_to = (double)i / (double)(n - 1);
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{
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v->scroll_align = v->scroll_align_to;
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e_box_align_set(v->o_list, 0.5, 1.0 - v->scroll_align);
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}
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}
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else
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e_box_align_set(v->o_list, 0.5, 0.0);
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}
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static int
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_list_item_idler(void *data)
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{
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List_View *v = data;
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Evry_Plugin *p = v->state->plugin;
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Eina_List *l;
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Evry_Item *it;
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int cnt = 5;
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if (!v->item_idler) return 0;
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if (!p->icon_get) goto end;
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e_box_freeze(v->o_list);
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EINA_LIST_FOREACH(v->items, l, it)
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{
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if (it->o_icon) continue;
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it->o_icon = p->icon_get(p, it, v->evas);
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if (it->o_icon)
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{
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edje_object_part_swallow(it->o_bg, "e.swallow.icons", it->o_icon);
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evas_object_show(it->o_icon);
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cnt--;
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}
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if (cnt == 0) break;
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}
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e_box_thaw(v->o_list);
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if (cnt == 0) return 1;
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end:
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v->item_idler = NULL;
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return 0;
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}
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static int
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_list_update(const Evry_View *view)
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{
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List_View *v = (List_View *) view;
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Evry_Item *it;
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Eina_List *l;
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int mw = -1, mh;
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Evas_Object *o;
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int divider = 1;
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_list_clear(view);
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if (!v->state->plugin)
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return 1;
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evas_event_freeze(v->evas);
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e_box_freeze(v->o_list);
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EINA_LIST_FOREACH(v->state->plugin->items, l, it)
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{
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o = it->o_bg;
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if (!o)
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{
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o = edje_object_add(v->evas);
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it->o_bg = o;
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e_theme_edje_object_set(o, "base/theme/everything",
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"e/widgets/everything/item");
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edje_object_part_text_set(o, "e.text.title", it->label);
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}
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if (mw < 0) edje_object_size_min_get(o, &mw, &mh);
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e_box_pack_end(v->o_list, o);
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e_box_pack_options_set(o, 1, 1, 1, 0, 0.5, 0.5, mw, mh, 9999, mh);
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evas_object_show(o);
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if (divider)
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{
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edje_object_signal_emit(it->o_bg, "e,state,odd", "e");
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divider = 0;
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}
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else
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{
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edje_object_signal_emit(it->o_bg, "e,state,even", "e");
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divider = 1;
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}
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if (it->o_icon && edje_object_part_exists(o, "e.swallow.icons"))
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{
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edje_object_part_swallow(o, "e.swallow.icons", it->o_icon);
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evas_object_show(it->o_icon);
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}
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if (it == v->state->sel_item)
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{
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edje_object_signal_emit(it->o_bg, "e,state,selected", "e");
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if (it->o_icon)
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edje_object_signal_emit(it->o_icon, "e,state,selected", "e");
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if (it->browseable)
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edje_object_signal_emit(it->o_bg, "e,state,arrow_show", "e");
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}
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else
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{
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edje_object_signal_emit(it->o_bg, "e,state,unselected", "e");
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}
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evry_item_ref(it);
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v->items = eina_list_append(v->items, it);
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}
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e_box_thaw(v->o_list);
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evas_event_thaw(v->evas);
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_list_scroll_to(v, v->state->sel_item);
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v->item_idler = ecore_idler_add(_list_item_idler, v);
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return 1;
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}
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static void
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_list_item_sel(List_View *v, const Evry_Item *it)
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{
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if (v->state->sel_item)
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{
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Evry_Item *it2 = v->state->sel_item;
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if (it == it2) return;
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if (it2->o_bg)
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edje_object_signal_emit(it2->o_bg, "e,state,unselected", "e");
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if (it2->o_icon)
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edje_object_signal_emit(it2->o_icon, "e,state,unselected", "e");
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}
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if (it->o_bg)
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edje_object_signal_emit(it->o_bg, "e,state,selected", "e");
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if (it->o_icon)
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edje_object_signal_emit(it->o_icon, "e,state,selected", "e");
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if (it->browseable)
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edje_object_signal_emit(it->o_bg, "e,state,arrow_show", "e");
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_list_scroll_to(v, it);
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}
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static void
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_list_item_next(List_View *v)
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{
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Eina_List *l;
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Evry_Item *it;
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EINA_LIST_FOREACH (v->items, l, it)
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{
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if (it != v->state->sel_item) continue;
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if (l->next)
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{
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it = l->next->data;
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_list_item_sel(v, it);
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evry_item_select(v->state, it);
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}
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break;
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}
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}
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static void
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_list_item_prev(List_View *v)
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{
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Eina_List *l;
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Evry_Item *it;
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EINA_LIST_FOREACH (v->items, l, it)
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{
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if (it != v->state->sel_item) continue;
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if (l->prev)
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{
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it = l->prev->data;
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_list_item_sel(v, it);
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evry_item_select(v->state, it);
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return;
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}
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break;
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}
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evry_list_win_hide();
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}
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static void
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_list_item_first(List_View *v)
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{
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Evry_Item *it;
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if (!v->items) return;
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it = v->items->data;
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_list_item_sel(v, it);
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evry_item_select(v->state, it);
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}
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static void
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_list_item_last(List_View *v)
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{
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Evry_Item *it;
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if (!v->items) return;
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it = eina_list_last(v->items)->data;
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_list_item_sel(v, it);
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evry_item_select(v->state, it);
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}
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static int
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_cb_key_down(const Evry_View *view, const Ecore_Event_Key *ev)
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{
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List_View *v = (List_View *) view;
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const char *key = ev->key;
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if (!strcmp(key, "Up"))
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_list_item_prev(v);
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else if (!strcmp(key, "Down"))
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_list_item_next(v);
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else if (!strcmp(key, "End"))
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_list_item_last(v);
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else if (!strcmp(key, "Home"))
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_list_item_first(v);
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else return 0;
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return 1;
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}
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static Evas_Object *
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_list_object(const Evry_View *view)
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{
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return ((List_View*) view)->o_list;
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}
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static Evry_View *
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_create(const Evry_View *view, const Evry_State *s, const Evas_Object *swallow)
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{
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List_View *v;
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v = E_NEW(List_View, 1);
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v->view = *view;
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v->evas = evas_object_evas_get(swallow);
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v->state = s;
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v->o_list = e_box_add(v->evas);
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e_box_orientation_set(v->o_list, 0);
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e_box_homogenous_set(v->o_list, 1);
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return &v->view;
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}
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static void
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_destroy(const Evry_View *view)
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{
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List_View *v = (List_View *) view;
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_list_clear(view);
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evas_object_del(v->o_list);
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E_FREE(v);
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}
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static Eina_Bool
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_init(void)
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{
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view = E_NEW(Evry_View, 1);
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view->id = view;
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view->name = "List View";
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view->create = &_create;
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view->destroy = &_destroy;
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view->object = &_list_object;
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view->update = &_list_update;
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view->clear = &_list_clear;
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view->cb_key_down = &_cb_key_down;
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evry_view_register(view, 1);
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return EINA_TRUE;
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}
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static void
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_shutdown(void)
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{
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evry_view_unregister(view);
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E_FREE(view);
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}
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EINA_MODULE_INIT(_init);
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EINA_MODULE_SHUTDOWN(_shutdown);
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/* static int
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* _list_scroll_timer(void *data __UNUSED__)
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* {
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* if (v->scroll_animator)
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* {
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* double spd;
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* spd = evry_conf->scroll_speed;
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* v->scroll_align = (v->scroll_align * (1.0 - spd)) +
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* (v->scroll_align_to * spd);
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* return 1;
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* }
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* v->scroll_timer = NULL;
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* return 0;
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* }
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*
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* static int
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* _list_animator(void *data __UNUSED__)
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* {
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* double da;
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* Eina_Bool scroll_to = 1;
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*
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* da = v->scroll_align - v->scroll_align_to;
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* if (da < 0.0) da = -da;
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* if (da < 0.01)
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* {
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* v->scroll_align = v->scroll_align_to;
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* scroll_to = 0;
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* }
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* e_box_align_set(v->o_list, 0.5, 1.0 - v->scroll_align);
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* if (scroll_to) return 1;
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* v->scroll_animator = NULL;
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* return 0;
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* } */
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/* if (evry_conf->scroll_animate)
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* {
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* if (!v->scroll_timer)
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* v->scroll_timer = ecore_timer_add(0.01, _list_scroll_timer, NULL);
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* if (!v->scroll_animator)
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* v->scroll_animator = ecore_animator_add(_list_animator, NULL);
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* }
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* else */
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