364 lines
11 KiB
C
364 lines
11 KiB
C
#include <Elementary.h>
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#include "elm_priv.h"
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typedef struct _Widget_Data Widget_Data;
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typedef struct _Elm_Anchorblock_Item_Provider Elm_Anchorblock_Item_Provider;
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struct _Widget_Data
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{
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Evas_Object *entry;
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Evas_Object *hover_parent;
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Evas_Object *pop, *hover;
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Eina_List *item_providers;
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const char *hover_style;
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};
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struct _Elm_Anchorblock_Item_Provider
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{
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Evas_Object *(*func) (void *data, Evas_Object *anchorblock, const char *item);
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void *data;
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};
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static const char *widtype = NULL;
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static const char SIG_ANCHOR_CLICKED[] = "anchor,clicked";
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static const Evas_Smart_Cb_Description _signals[] = {
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{SIG_ANCHOR_CLICKED, ""}, /* TODO: declare the type properly, as data is
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* being passed
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*/
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{NULL, NULL}
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};
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static void _del_pre_hook(Evas_Object *obj);
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static void _del_hook(Evas_Object *obj);
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static void _sizing_eval(Evas_Object *obj);
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static void _changed_size_hints(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _parent_del(void *data, Evas *e, Evas_Object *obj, void *event_info);
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static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
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static void
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_del_pre_hook(Evas_Object *obj)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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evas_object_event_callback_del_full(wd->entry, EVAS_CALLBACK_CHANGED_SIZE_HINTS,
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_changed_size_hints, obj);
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elm_anchorblock_hover_end(obj);
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elm_anchorblock_hover_parent_set(obj, NULL);
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}
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static void
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_del_hook(Evas_Object *obj)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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Elm_Anchorblock_Item_Provider *ip;
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if (!wd) return;
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if (wd->hover_style) eina_stringshare_del(wd->hover_style);
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EINA_LIST_FREE(wd->item_providers, ip)
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{
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free(ip);
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}
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free(wd);
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}
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static void
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_mirrored_set(Evas_Object *obj, Eina_Bool rtl)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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elm_widget_mirrored_set(wd->hover, rtl);
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}
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static void
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_theme_hook(Evas_Object *obj)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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_elm_widget_mirrored_reload(obj);
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_mirrored_set(obj, elm_widget_mirrored_get(obj));
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}
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static void
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_sizing_eval(Evas_Object *obj)
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{
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Widget_Data *wd = elm_widget_data_get(obj);
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Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
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if (!wd) return;
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evas_object_size_hint_min_get(wd->entry, &minw, &minh);
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evas_object_size_hint_min_set(obj, minw, minh);
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evas_object_size_hint_max_set(obj, maxw, maxh);
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}
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static void
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_changed_size_hints(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
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{
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_sizing_eval(data);
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}
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static void
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_hover_clicked(void *data, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
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{
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elm_anchorblock_hover_end(data);
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}
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static void
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_anchor_clicked(void *data, Evas_Object *obj, void *event_info)
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{
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Widget_Data *wd = elm_widget_data_get(data);
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Elm_Entry_Anchor_Info *info = event_info;
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Evas_Object *hover_parent;
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Elm_Entry_Anchorblock_Info ei;
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Evas_Coord x, w, y, h, px, py;
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if (!wd) return;
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wd->pop = elm_icon_add(obj);
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evas_object_move(wd->pop, info->x, info->y);
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evas_object_resize(wd->pop, info->w, info->h);
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wd->hover = elm_hover_add(obj);
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elm_widget_mirrored_set(wd->hover, elm_widget_mirrored_get((Evas_Object *) data));
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if (wd->hover_style)
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elm_object_style_set(wd->hover, wd->hover_style);
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hover_parent = wd->hover_parent;
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if (!hover_parent) hover_parent = obj;
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elm_hover_parent_set(wd->hover, hover_parent);
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elm_hover_target_set(wd->hover, wd->pop);
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ei.name = info->name;
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ei.button = info->button;
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ei.hover = wd->hover;
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ei.anchor.x = info->x;
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ei.anchor.y = info->y;
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ei.anchor.w = info->w;
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ei.anchor.h = info->h;
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evas_object_geometry_get(hover_parent, &x, &y, &w, &h);
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ei.hover_parent.x = x;
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ei.hover_parent.y = y;
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ei.hover_parent.w = w;
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ei.hover_parent.h = h;
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px = info->x + (info->w / 2);
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py = info->y + (info->h / 2);
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ei.hover_left = 1;
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if (px < (x + (w / 3))) ei.hover_left = 0;
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ei.hover_right = 1;
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if (px > (x + ((w * 2) / 3))) ei.hover_right = 0;
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ei.hover_top = 1;
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if (py < (y + (h / 3))) ei.hover_top = 0;
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ei.hover_bottom = 1;
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if (py > (y + ((h * 2) / 3))) ei.hover_bottom = 0;
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if (elm_widget_mirrored_get(wd->hover))
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{ /* Swap right and left because they switch sides in RTL */
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Eina_Bool tmp = ei.hover_left;
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ei.hover_left = ei.hover_right;
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ei.hover_right = tmp;
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}
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evas_object_smart_callback_call(data, SIG_ANCHOR_CLICKED, &ei);
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evas_object_smart_callback_add(wd->hover, "clicked", _hover_clicked, data);
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evas_object_show(wd->hover);
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}
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static void
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_parent_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
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{
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Widget_Data *wd = elm_widget_data_get(data);
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if (!wd) return;
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wd->hover_parent = NULL;
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}
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static Evas_Object *
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_item_provider(void *data, Evas_Object *entry __UNUSED__, const char *item)
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{
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Widget_Data *wd = elm_widget_data_get(data);
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Eina_List *l;
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Elm_Anchorblock_Item_Provider *ip;
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EINA_LIST_FOREACH(wd->item_providers, l, ip)
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{
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Evas_Object *o;
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o = ip->func(ip->data, data, item);
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if (o) return o;
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}
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return NULL;
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}
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static void
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_elm_anchorblock_text_set(Evas_Object *obj, const char *item, const char *text)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (item && strcmp(item, "default")) return;
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if (!wd) return;
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elm_object_text_set(wd->entry, text);
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if (wd->hover) evas_object_del(wd->hover);
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if (wd->pop) evas_object_del(wd->pop);
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wd->hover = NULL;
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wd->pop = NULL;
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_sizing_eval(obj);
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}
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static const char*
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_elm_anchorblock_text_get(const Evas_Object *obj, const char *item)
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{
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ELM_CHECK_WIDTYPE(obj, widtype) NULL;
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Widget_Data *wd = elm_widget_data_get(obj);
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if (item && strcmp(item, "default")) return NULL;
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if (!wd) return NULL;
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return elm_object_text_get(wd->entry);
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}
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EAPI Evas_Object *
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elm_anchorblock_add(Evas_Object *parent)
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{
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Evas_Object *obj;
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Evas *e;
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Widget_Data *wd;
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ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
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ELM_SET_WIDTYPE(widtype, "anchorblock");
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elm_widget_type_set(obj, "anchorblock");
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elm_widget_sub_object_add(parent, obj);
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elm_widget_data_set(obj, wd);
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elm_widget_del_pre_hook_set(obj, _del_pre_hook);
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elm_widget_del_hook_set(obj, _del_hook);
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elm_widget_theme_hook_set(obj, _theme_hook);
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elm_widget_can_focus_set(obj, EINA_TRUE);
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elm_widget_text_set_hook_set(obj, _elm_anchorblock_text_set);
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elm_widget_text_get_hook_set(obj, _elm_anchorblock_text_get);
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wd->entry = elm_entry_add(parent);
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elm_entry_item_provider_prepend(wd->entry, _item_provider, obj);
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elm_widget_resize_object_set(obj, wd->entry);
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elm_entry_editable_set(wd->entry, 0);
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evas_object_size_hint_weight_set(wd->entry, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(wd->entry, EVAS_HINT_FILL, EVAS_HINT_FILL);
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evas_object_event_callback_add(wd->entry, EVAS_CALLBACK_CHANGED_SIZE_HINTS,
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_changed_size_hints, obj);
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elm_object_text_set(wd->entry, "");
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evas_object_smart_callback_add(wd->entry, "anchor,clicked",
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_anchor_clicked, obj);
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_mirrored_set(obj, elm_widget_mirrored_get(obj));
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_sizing_eval(obj);
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// TODO: convert Elementary to subclassing of Evas_Smart_Class
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// TODO: and save some bytes, making descriptions per-class and not instance!
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evas_object_smart_callbacks_descriptions_set(obj, _signals);
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return obj;
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}
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EAPI void
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elm_anchorblock_text_set(Evas_Object *obj, const char *text)
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{
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_elm_anchorblock_text_set(obj, NULL, text);
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}
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EAPI const char*
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elm_anchorblock_text_get(const Evas_Object *obj)
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{
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return _elm_anchorblock_text_get(obj, NULL);
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}
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EAPI void
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elm_anchorblock_hover_parent_set(Evas_Object *obj, Evas_Object *parent)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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if (wd->hover_parent)
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evas_object_event_callback_del_full(wd->hover_parent, EVAS_CALLBACK_DEL, _parent_del, obj);
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wd->hover_parent = parent;
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if (wd->hover_parent)
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evas_object_event_callback_add(wd->hover_parent, EVAS_CALLBACK_DEL, _parent_del, obj);
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}
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EAPI Evas_Object *
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elm_anchorblock_hover_parent_get(const Evas_Object *obj)
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{
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ELM_CHECK_WIDTYPE(obj, widtype) NULL;
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return NULL;
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return wd->hover_parent;
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}
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EAPI void
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elm_anchorblock_hover_style_set(Evas_Object *obj, const char *style)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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eina_stringshare_replace(&wd->hover_style, style);
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}
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EAPI const char *
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elm_anchorblock_hover_style_get(const Evas_Object *obj)
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{
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ELM_CHECK_WIDTYPE(obj, widtype) NULL;
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return NULL;
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return wd->hover_style;
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}
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EAPI void
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elm_anchorblock_hover_end(Evas_Object *obj)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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if (wd->hover) evas_object_del(wd->hover);
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if (wd->pop) evas_object_del(wd->pop);
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wd->hover = NULL;
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wd->pop = NULL;
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}
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EAPI void
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elm_anchorblock_item_provider_append(Evas_Object *obj, Evas_Object *(*func) (void *data, Evas_Object *anchorblock, const char *item), void *data)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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EINA_SAFETY_ON_NULL_RETURN(func);
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Elm_Anchorblock_Item_Provider *ip = calloc(1, sizeof(Elm_Anchorblock_Item_Provider));
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if (!ip) return;
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ip->func = func;
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ip->data = data;
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wd->item_providers = eina_list_append(wd->item_providers, ip);
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}
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EAPI void
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elm_anchorblock_item_provider_prepend(Evas_Object *obj, Evas_Object *(*func) (void *data, Evas_Object *anchorblock, const char *item), void *data)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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if (!wd) return;
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EINA_SAFETY_ON_NULL_RETURN(func);
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Elm_Anchorblock_Item_Provider *ip = calloc(1, sizeof(Elm_Anchorblock_Item_Provider));
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if (!ip) return;
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ip->func = func;
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ip->data = data;
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wd->item_providers = eina_list_prepend(wd->item_providers, ip);
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}
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EAPI void
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elm_anchorblock_item_provider_remove(Evas_Object *obj, Evas_Object *(*func) (void *data, Evas_Object *anchorblock, const char *item), void *data)
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{
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ELM_CHECK_WIDTYPE(obj, widtype);
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Widget_Data *wd = elm_widget_data_get(obj);
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Eina_List *l;
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Elm_Anchorblock_Item_Provider *ip;
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if (!wd) return;
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EINA_SAFETY_ON_NULL_RETURN(func);
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EINA_LIST_FOREACH(wd->item_providers, l, ip)
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{
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if ((ip->func == func) && (ip->data == data))
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{
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wd->item_providers = eina_list_remove_list(wd->item_providers, l);
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free(ip);
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return;
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}
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}
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}
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