550 lines
13 KiB
C
550 lines
13 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include "e.h"
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#define SMART_NAME "e_ilist"
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#define API_ENTRY E_Smart_Data *sd; sd = evas_object_smart_data_get(obj); if ((!obj) || (!sd) || (evas_object_type_get(obj) && strcmp(evas_object_type_get(obj), SMART_NAME)))
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#define INTERNAL_ENTRY E_Smart_Data *sd; sd = evas_object_smart_data_get(obj); if (!sd) return;
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typedef struct _E_Smart_Data E_Smart_Data;
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typedef struct _E_Smart_Item E_Smart_Item;
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struct _E_Smart_Data
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{
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Evas_Coord x, y, w, h;
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Evas_Object *smart_obj;
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Evas_Object *box_obj;
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Evas_List *items;
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int selected;
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Evas_Coord icon_w, icon_h;
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unsigned char selector : 1;
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};
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struct _E_Smart_Item
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{
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E_Smart_Data *sd;
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Evas_Object *base_obj;
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Evas_Object *icon_obj;
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void (*func) (void *data, void *data2);
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void (*func_hilight) (void *data, void *data2);
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void *data;
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void *data2;
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unsigned char header : 1;
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};
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/* local subsystem functions */
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static void _e_smart_event_mouse_down(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _e_smart_event_mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _e_smart_event_key_down(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _e_smart_reconfigure(E_Smart_Data *sd);
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static void _e_smart_add(Evas_Object *obj);
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static void _e_smart_del(Evas_Object *obj);
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static void _e_smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y);
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static void _e_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h);
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static void _e_smart_show(Evas_Object *obj);
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static void _e_smart_hide(Evas_Object *obj);
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static void _e_smart_color_set(Evas_Object *obj, int r, int g, int b, int a);
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static void _e_smart_clip_set(Evas_Object *obj, Evas_Object * clip);
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static void _e_smart_clip_unset(Evas_Object *obj);
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static void _e_smart_init(void);
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/* local subsystem globals */
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static Evas_Smart *_e_smart = NULL;
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/* externally accessible functions */
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EAPI Evas_Object *
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e_ilist_add(Evas *evas)
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{
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_e_smart_init();
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return evas_object_smart_add(evas, _e_smart);
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}
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EAPI void
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e_ilist_icon_size_set(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
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{
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Evas_List *l;
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API_ENTRY return;
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if ((sd->icon_w == w) && (sd->icon_h == h)) return;
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sd->icon_w = w;
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sd->icon_h = h;
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for (l = sd->items; l; l = l->next)
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{
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E_Smart_Item *si;
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si = l->data;
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if (si->icon_obj)
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{
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Evas_Coord mw = 0, mh = 0;
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edje_extern_object_min_size_set(si->icon_obj, sd->icon_w, sd->icon_h);
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edje_object_part_swallow(si->base_obj, "icon_swallow", si->icon_obj);
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edje_object_size_min_calc(si->base_obj, &mw, &mh);
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e_box_pack_options_set(si->icon_obj,
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1, 1, /* fill */
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1, 0, /* expand */
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0.5, 0.5, /* align */
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mw, mh, /* min */
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99999, 99999 /* max */
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);
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}
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}
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}
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EAPI void
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e_ilist_append(Evas_Object *obj, Evas_Object *icon, const char *label, int header, void (*func) (void *data, void *data2), void (*func_hilight) (void *data, void *data2), void *data, void *data2)
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{
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E_Smart_Item *si;
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Evas_Coord mw = 0, mh = 0;
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API_ENTRY return;
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si = E_NEW(E_Smart_Item, 1);
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si->sd = sd;
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si->base_obj = edje_object_add(evas_object_evas_get(sd->smart_obj));
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if (header)
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e_theme_edje_object_set(si->base_obj, "base/theme/widgets",
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"widgets/ilist_header");
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else if (evas_list_count(sd->items) & 0x1)
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e_theme_edje_object_set(si->base_obj, "base/theme/widgets",
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"widgets/ilist_odd");
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else
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e_theme_edje_object_set(si->base_obj, "base/theme/widgets",
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"widgets/ilist");
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edje_object_part_text_set(si->base_obj, "label", label);
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si->icon_obj = icon;
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if (si->icon_obj)
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{
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edje_extern_object_min_size_set(si->icon_obj, sd->icon_w, sd->icon_h);
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edje_object_part_swallow(si->base_obj, "icon_swallow", si->icon_obj);
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evas_object_show(si->icon_obj);
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}
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si->func = func;
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si->func_hilight = func_hilight;
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si->data = data;
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si->data2 = data2;
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si->header = header;
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sd->items = evas_list_append(sd->items, si);
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edje_object_size_min_calc(si->base_obj, &mw, &mh);
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e_box_pack_end(sd->box_obj, si->base_obj);
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e_box_pack_options_set(si->base_obj,
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1, 1, /* fill */
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1, 1, /* expand */
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0.5, 0.5, /* align */
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mw, mh, /* min */
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99999, 99999 /* max */
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);
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evas_object_lower(si->base_obj);
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evas_object_event_callback_add(si->base_obj, EVAS_CALLBACK_MOUSE_DOWN, _e_smart_event_mouse_down, si);
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evas_object_event_callback_add(si->base_obj, EVAS_CALLBACK_MOUSE_UP, _e_smart_event_mouse_up, si);
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evas_object_show(si->base_obj);
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}
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EAPI void
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e_ilist_selected_set(Evas_Object *obj, int n)
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{
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E_Smart_Item *si;
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API_ENTRY return;
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if (!sd->items) return;
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if (n >= evas_list_count(sd->items)) n = evas_list_count(sd->items) - 1;
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else if (n < 0) n = 0;
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if (sd->selected == n) return;
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si = evas_list_nth(sd->items, sd->selected);
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if (si) edje_object_signal_emit(si->base_obj, "passive", "");
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sd->selected = n;
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si = evas_list_nth(sd->items, sd->selected);
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if (si)
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{
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evas_object_raise(si->base_obj);
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edje_object_signal_emit(si->base_obj, "active", "");
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if (si->func_hilight) si->func_hilight(si->data, si->data2);
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if (!sd->selector)
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{
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if (si->func) si->func(si->data, si->data2);
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}
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}
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}
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EAPI int
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e_ilist_selected_get(Evas_Object *obj)
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{
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API_ENTRY return -1;
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if (!sd->items) return -1;
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return sd->selected;
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}
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EAPI const char *
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e_ilist_selected_label_get(Evas_Object *obj)
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{
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E_Smart_Item *si;
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API_ENTRY return NULL;
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if (!sd->items) return NULL;
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si = evas_list_nth(sd->items, sd->selected);
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if (si) return edje_object_part_text_get(si->base_obj, "label");
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return NULL;
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}
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EAPI void *
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e_ilist_selected_data_get(Evas_Object *obj)
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{
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E_Smart_Item *si;
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API_ENTRY return NULL;
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if (!sd->items) return NULL;
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si = evas_list_nth(sd->items, sd->selected);
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if (si) return si->data;
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return NULL;
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}
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EAPI void *
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e_ilist_selected_data2_get(Evas_Object *obj)
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{
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E_Smart_Item *si;
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API_ENTRY return NULL;
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if (!sd->items) return NULL;
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si = evas_list_nth(sd->items, sd->selected);
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if (si) return si->data2;
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return NULL;
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}
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EAPI void
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e_ilist_selected_geometry_get(Evas_Object *obj, Evas_Coord *x, Evas_Coord *y, Evas_Coord *w, Evas_Coord *h)
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{
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E_Smart_Item *si;
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API_ENTRY return;
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si = evas_list_nth(sd->items, sd->selected);
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if (si)
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{
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evas_object_geometry_get(si->base_obj, x, y, w, h);
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*x -= sd->x;
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*y -= sd->y;
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}
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}
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EAPI void
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e_ilist_min_size_get(Evas_Object *obj, Evas_Coord *w, Evas_Coord *h)
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{
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API_ENTRY return;
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e_box_min_size_get(sd->box_obj, w, h);
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}
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EAPI void
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e_ilist_selector_set(Evas_Object *obj, int selector)
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{
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API_ENTRY return;
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sd->selector = selector;
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}
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EAPI int
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e_ilist_selector_get(Evas_Object *obj)
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{
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API_ENTRY return 0;
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return sd->selector;
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}
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EAPI void
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e_ilist_remove_num(Evas_Object *obj, int n)
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{
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E_Smart_Item *si;
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API_ENTRY return;
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if (!sd->items) return;
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si = evas_list_nth(sd->items, n);
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if (si)
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{
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sd->items = evas_list_remove(sd->items, si);
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if (e_ilist_selected_get(obj) == n)
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sd->selected = -1;
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if (si->icon_obj) evas_object_del(si->icon_obj);
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evas_object_del(si->base_obj);
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free(si);
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}
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}
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EAPI void
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e_ilist_remove_label(Evas_Object *obj, const char *label)
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{
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E_Smart_Item *si;
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Evas_List *l;
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int i;
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API_ENTRY return;
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if (!sd->items) return;
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if (!label) return;
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for (i = 0, l = sd->items; l; l = l->next, i++)
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{
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si = l->data;
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if (si)
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{
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char *t;
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t = strdup(edje_object_part_text_get(si->base_obj, "label"));
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if (!strcmp(t, label))
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{
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if (si->icon_obj) evas_object_del(si->icon_obj);
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evas_object_del(si->base_obj);
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sd->items = evas_list_remove(sd->items, si);
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free(si);
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break;
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}
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free(t);
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}
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}
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}
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EAPI int
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e_ilist_count(Evas_Object *obj)
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{
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API_ENTRY return 0;
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return evas_list_count(sd->items);
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}
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EAPI void
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e_ilist_clear(Evas_Object *obj)
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{
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INTERNAL_ENTRY;
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while (sd->items)
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{
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E_Smart_Item *si;
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si = sd->items->data;
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sd->items = evas_list_remove_list(sd->items, sd->items);
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if (si->icon_obj) evas_object_del(si->icon_obj);
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evas_object_del(si->base_obj);
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free(si);
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}
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sd->selected = -1;
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}
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/* local subsystem functions */
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static void
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_e_smart_event_mouse_down(void *data, Evas *e, Evas_Object *obj, void *event_info)
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{
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Evas_Event_Mouse_Down *ev;
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E_Smart_Item *si;
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Evas_List *l;
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int i;
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si = data;
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ev = event_info;
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for (i = 0, l = si->sd->items; l; l = l->next, i++)
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{
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if (l->data == si)
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{
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e_ilist_selected_set(si->sd->smart_obj, i);
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break;
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}
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}
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}
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static void
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_e_smart_event_mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info)
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{
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Evas_Event_Mouse_Up *ev;
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E_Smart_Item *si;
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si = data;
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ev = event_info;
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if (si->sd->selector)
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{
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si = evas_list_nth(si->sd->items, si->sd->selected);
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if (si)
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{
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if (si->func) si->func(si->data, si->data2);
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}
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}
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}
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static void
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_e_smart_event_key_down(void *data, Evas *e, Evas_Object *obj, void *event_info)
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{
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Evas_Event_Key_Down *ev;
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E_Smart_Data *sd;
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sd = data;
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ev = event_info;
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if (!strcmp(ev->keyname, "Up"))
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{
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int n, ns;
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E_Smart_Item *si;
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ns = e_ilist_selected_get(sd->smart_obj);
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do
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{
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n = e_ilist_selected_get(sd->smart_obj);
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if (n == 0)
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{
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e_ilist_selected_set(sd->smart_obj, ns);
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break;
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}
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e_ilist_selected_set(sd->smart_obj, n - 1);
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si = evas_list_nth(sd->items, sd->selected);
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}
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while ((si) && (si->header));
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}
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else if (!strcmp(ev->keyname, "Down"))
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{
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int n, ns;
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E_Smart_Item *si;
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ns = e_ilist_selected_get(sd->smart_obj);
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do
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{
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n = e_ilist_selected_get(sd->smart_obj);
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if (n == (evas_list_count(sd->items) - 1))
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{
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e_ilist_selected_set(sd->smart_obj, ns);
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break;
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}
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e_ilist_selected_set(sd->smart_obj, n + 1);
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si = evas_list_nth(sd->items, sd->selected);
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}
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while ((si) && (si->header));
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}
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else if ((!strcmp(ev->keyname, "Return")) ||
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(!strcmp(ev->keyname, "space")))
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{
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E_Smart_Item *si;
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si = evas_list_nth(sd->items, sd->selected);
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if (si)
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{
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if (si->func) si->func(si->data, si->data2);
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}
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}
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}
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static void
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_e_smart_reconfigure(E_Smart_Data *sd)
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{
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evas_object_move(sd->box_obj, sd->x, sd->y);
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evas_object_resize(sd->box_obj, sd->w, sd->h);
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}
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static void
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_e_smart_add(Evas_Object *obj)
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{
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E_Smart_Data *sd;
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sd = calloc(1, sizeof(E_Smart_Data));
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if (!sd) return;
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evas_object_smart_data_set(obj, sd);
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sd->smart_obj = obj;
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sd->x = 0;
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sd->y = 0;
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sd->w = 0;
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sd->h = 0;
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sd->icon_w = 24;
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sd->icon_h = 24;
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sd->selected = -1;
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sd->box_obj = e_box_add(evas_object_evas_get(obj));
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e_box_align_set(sd->box_obj, 0.0, 0.0);
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e_box_homogenous_set(sd->box_obj, 0);
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evas_object_smart_member_add(sd->box_obj, obj);
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evas_object_event_callback_add(obj, EVAS_CALLBACK_KEY_DOWN, _e_smart_event_key_down, sd);
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evas_object_propagate_events_set(obj, 0);
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}
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static void
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_e_smart_del(Evas_Object *obj)
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{
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INTERNAL_ENTRY;
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while (sd->items)
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{
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E_Smart_Item *si;
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si = sd->items->data;
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sd->items = evas_list_remove_list(sd->items, sd->items);
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if (si->icon_obj) evas_object_del(si->icon_obj);
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evas_object_del(si->base_obj);
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free(si);
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}
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evas_object_del(sd->box_obj);
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free(sd);
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}
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static void
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_e_smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
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{
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INTERNAL_ENTRY;
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if ((sd->x == x) && (sd->y == y)) return;
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sd->x = x;
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sd->y = y;
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_e_smart_reconfigure(sd);
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}
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static void
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_e_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
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{
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INTERNAL_ENTRY;
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if ((sd->w == w) && (sd->h == h)) return;
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sd->w = w;
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sd->h = h;
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_e_smart_reconfigure(sd);
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}
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static void
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_e_smart_show(Evas_Object *obj)
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{
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INTERNAL_ENTRY;
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evas_object_show(sd->box_obj);
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|
}
|
|
|
|
static void
|
|
_e_smart_hide(Evas_Object *obj)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
evas_object_hide(sd->box_obj);
|
|
}
|
|
|
|
static void
|
|
_e_smart_color_set(Evas_Object *obj, int r, int g, int b, int a)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
evas_object_color_set(sd->box_obj, r, g, b, a);
|
|
}
|
|
|
|
static void
|
|
_e_smart_clip_set(Evas_Object *obj, Evas_Object * clip)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
evas_object_clip_set(sd->box_obj, clip);
|
|
}
|
|
|
|
static void
|
|
_e_smart_clip_unset(Evas_Object *obj)
|
|
{
|
|
INTERNAL_ENTRY;
|
|
evas_object_clip_unset(sd->box_obj);
|
|
}
|
|
|
|
/* never need to touch this */
|
|
|
|
static void
|
|
_e_smart_init(void)
|
|
{
|
|
if (_e_smart) return;
|
|
_e_smart = evas_smart_new(SMART_NAME,
|
|
_e_smart_add,
|
|
_e_smart_del,
|
|
NULL, NULL, NULL, NULL, NULL,
|
|
_e_smart_move,
|
|
_e_smart_resize,
|
|
_e_smart_show,
|
|
_e_smart_hide,
|
|
_e_smart_color_set,
|
|
_e_smart_clip_set,
|
|
_e_smart_clip_unset,
|
|
NULL);
|
|
}
|
|
|