494 lines
11 KiB
C
494 lines
11 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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/* local subsystem functions */
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typedef struct _E_Theme_Result E_Theme_Result;
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struct _E_Theme_Result
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{
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char *file;
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char *cache;
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};
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static Evas_Bool _e_theme_mappings_free_cb(Evas_Hash *hash, const char *key, void *data, void *fdata);
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static void _e_theme_category_register(const char *category);
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static void _e_theme_transition_register(const char *transition);
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/* local subsystem globals */
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static Evas_Hash *mappings = NULL;
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static Evas_Hash *group_cache = NULL;
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static Evas_List *categories = NULL;
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static Evas_List *transitions = NULL;
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/* externally accessible functions */
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int
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e_theme_init(void)
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{
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Evas_List *l;
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E_Theme_Result *res;
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char *category, *p;
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/* this is a fallback that is ALWAYS there - if all fails things will */
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/* always fall back to the default theme. the rest after this are config */
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/* values users can set */
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e_theme_file_set("base", "default.edj");
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for (l = e_config->themes; l; l = l->next)
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{
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E_Config_Theme *et;
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char buf[256];
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et = l->data;
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snprintf(buf, sizeof(buf), "base/%s", et->category);
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e_theme_file_set(buf, et->file);
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}
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/* Find transitions */
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category = strdup("base/theme/transitions");
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if (category)
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{
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do
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{
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res = evas_hash_find(mappings, category);
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if (res)
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{
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char *str;
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/* if found check cached path */
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str = res->cache;
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if (!str)
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{
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/* no cached path */
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str = res->file;
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/* if its not an absolute path find it */
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if (str[0] != '/')
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str = e_path_find(path_themes, str);
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/* save cached value */
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if (str) res->cache = str;
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}
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if (str)
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{
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Evas_List *coll, *l;
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coll = edje_file_collection_list(str);
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if (coll)
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{
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for (l = coll; l; l = l->next)
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{
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if (!strncmp(l->data, "transitions", 11))
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{
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char *trans;
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trans = strdup(l->data);
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p = strchr(trans, '/');
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if (p)
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{
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p++;
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_e_theme_transition_register(p);
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}
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free(trans);
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}
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}
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edje_file_collection_list_free(coll);
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}
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}
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}
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p = strrchr(category, '/');
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if (p) *p = 0;
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}
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while (p);
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free(category);
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}
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return 1;
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}
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/*
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* this is used to sewt the theme for a CATEGORY of e17. "base" is always set
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* to the default theme - because if a selected theme for lest say base/theme
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* does not provide theme elements it can default back to the default theme.
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*
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* the idea is you can actually set a different theme for different parts of
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* the desktop... :)
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*
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* other possible categories...
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* e_theme_file_set("base/theme/about", "default.edj");
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* e_theme_file_set("base/theme/borders", "default.edj");
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* e_theme_file_set("base/theme/background", "default.edj");
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* e_theme_file_set("base/theme/configure", "default.edj");
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* e_theme_file_set("base/theme/dialog", "default.edj");
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* e_theme_file_set("base/theme/menus", "default.edj");
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* e_theme_file_set("base/theme/error", "default.edj");
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* e_theme_file_set("base/theme/gadman", "default.edj");
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* e_theme_file_set("base/theme/dnd", "default.edj");
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* e_theme_file_set("base/theme/icons", "default.edj");
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* e_theme_file_set("base/theme/pointer", "default.edj");
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* e_theme_file_set("base/theme/transitions", "default.edj");
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* e_theme_file_set("base/theme/widgets", "default.edj");
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* e_theme_file_set("base/theme/winlist", "default.edj");
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* e_theme_file_set("base/theme/modules", "default.edj");
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* e_theme_file_set("base/theme/modules/pager", "default.edj");
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* e_theme_file_set("base/theme/modules/ibar", "default.edj");
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* e_theme_file_set("base/theme/modules/ibox", "default.edj");
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* e_theme_file_set("base/theme/modules/clock", "default.edj");
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* e_theme_file_set("base/theme/modules/battery", "default.edj");
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* e_theme_file_set("base/theme/modules/cpufreq", "default.edj");
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* e_theme_file_set("base/theme/modules/start", "default.edj");
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* e_theme_file_set("base/theme/modules/temperature", "default.edj");
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*/
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int
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e_theme_shutdown(void)
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{
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if (mappings)
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{
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evas_hash_foreach(mappings, _e_theme_mappings_free_cb, NULL);
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evas_hash_free(mappings);
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mappings = NULL;
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}
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if (group_cache)
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{
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evas_hash_free(group_cache);
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group_cache = NULL;
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}
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while (categories)
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{
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free(categories->data);
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categories = evas_list_remove_list(categories, categories);
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}
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while (transitions)
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{
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free(transitions->data);
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transitions = evas_list_remove_list(transitions, transitions);
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}
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return 1;
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}
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int
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e_theme_edje_object_set(Evas_Object *o, char *category, char *group)
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{
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E_Theme_Result *res;
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char buf[256];
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char *p;
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/* find category -> edje mapping */
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_e_theme_category_register(category);
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res = evas_hash_find(mappings, category);
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if (res)
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{
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char *str;
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/* if found check cached path */
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str = res->cache;
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if (!str)
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{
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/* no cached path */
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str = res->file;
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/* if its not an absolute path find it */
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if (str[0] != '/')
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str = e_path_find(path_themes, str);
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/* save cached value */
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if (str) res->cache = str;
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}
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if (str)
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{
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void *tres;
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int ok;
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snprintf(buf, sizeof(buf), "%s/::/%s", str, group);
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tres = evas_hash_find(group_cache, buf);
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if (!tres)
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{
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ok = edje_object_file_set(o, str, group);
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/* save in the group cache hash */
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if (ok)
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group_cache = evas_hash_add(group_cache, buf, res);
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else
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group_cache = evas_hash_add(group_cache, buf, (void *)1);
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}
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else if (tres == (void *)1)
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ok = 0;
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else
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ok = 1;
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if (ok)
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{
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if (tres)
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edje_object_file_set(o, str, group);
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return 1;
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}
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}
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}
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/* no mapping or set failed - fall back */
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strncpy(buf, category, sizeof(buf) - 1);
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buf[sizeof(buf) - 1] = 0;
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/* shorten string up to and not including last / char */
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p = strrchr(buf, '/');
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if (p) *p = 0;
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/* no / anymore - we are already as far back as we can go */
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else return 0;
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/* try this category */
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return e_theme_edje_object_set(o, buf, group);
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}
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const char *
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e_theme_edje_file_get(char *category, char *group)
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{
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E_Theme_Result *res;
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char buf[4096];
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char *p;
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/* find category -> edje mapping */
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_e_theme_category_register(category);
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res = evas_hash_find(mappings, category);
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if (res)
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{
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char *str;
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/* if found check cached path */
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str = res->cache;
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if (!str)
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{
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/* no cached path */
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str = res->file;
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/* if its not an absolute path find it */
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if (str[0] != '/')
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str = e_path_find(path_themes, str);
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/* save cached value */
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if (str) res->cache = str;
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}
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if (str)
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{
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void *tres;
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Evas_List *coll, *l;
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int ok;
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snprintf(buf, sizeof(buf), "%s/::/%s", str, group);
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tres = evas_hash_find(group_cache, buf);
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if (!tres)
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{
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/* if the group exists - return */
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coll = edje_file_collection_list(str);
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ok = 0;
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for (l = coll; l; l = l->next)
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{
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if (!strcmp(l->data, group))
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{
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ok = 1;
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break;
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}
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}
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if (coll) edje_file_collection_list_free(coll);
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/* save in the group cache hash */
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if (ok)
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group_cache = evas_hash_add(group_cache, buf, res);
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else
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group_cache = evas_hash_add(group_cache, buf, (void *)1);
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}
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else if (tres == (void *)1) /* special pointer "1" == not there */
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ok = 0;
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else
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ok = 1;
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if (ok) return str;
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}
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}
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/* no mapping or set failed - fall back */
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strncpy(buf, category, sizeof(buf) - 1);
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buf[sizeof(buf) - 1] = 0;
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/* shorten string up to and not including last / char */
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p = strrchr(buf, '/');
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if (p) *p = 0;
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/* no / anymore - we are already as far back as we can go */
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else return "";
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/* try this category */
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return e_theme_edje_file_get(buf, group);
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}
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void
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e_theme_file_set(char *category, char *file)
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{
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E_Theme_Result *res;
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if (group_cache)
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{
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evas_hash_free(group_cache);
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group_cache = NULL;
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}
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_e_theme_category_register(category);
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res = evas_hash_find(mappings, category);
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if (res)
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{
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mappings = evas_hash_del(mappings, category, res);
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E_FREE(res->file);
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E_FREE(res->cache);
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free(res);
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}
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res = calloc(1, sizeof(E_Theme_Result));
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res->file = strdup(file);
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mappings = evas_hash_add(mappings, category, res);
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}
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int
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e_theme_config_set(const char *category, const char *file)
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{
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E_Config_Theme *ect;
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Evas_List *next;
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/* Don't accept unused categories */
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#if 0
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if (!e_theme_category_find(category)) return 0;
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#endif
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/* search for the category */
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for (next = e_config->themes; next; next = next->next)
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{
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ect = evas_list_data(next);
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if (!strcmp(ect->category, category))
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{
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E_FREE(ect->file);
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ect->file = strdup(file);
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return 1;
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}
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}
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/* the text class doesnt exist */
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ect = E_NEW(E_Config_Theme, 1);
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ect->category = strdup(category);
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ect->file = strdup(file);
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e_config->themes = evas_list_append(e_config->themes, ect);
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return 1;
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}
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/*
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* returns a pointer to the data, return null if nothing if found.
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*/
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E_Config_Theme *
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e_theme_config_get(const char *category)
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{
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E_Config_Theme *ect = NULL;
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Evas_List *next;
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/* search for the category */
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for (next = e_config->themes; next; next = next->next)
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{
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ect = evas_list_data(next);
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if (!strcmp(ect->category, category))
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{
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return ect;
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}
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}
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return NULL;
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}
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int
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e_theme_config_remove(const char *category)
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{
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E_Config_Theme *ect;
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Evas_List *next;
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/* search for the category */
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for (next = e_config->themes; next; next = next->next)
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{
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ect = evas_list_data(next);
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if (!strcmp(ect->category, category))
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{
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e_config->themes = evas_list_remove_list(
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e_config->themes, next);
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E_FREE(ect->category);
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E_FREE(ect->file);
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E_FREE(ect);
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return 1;
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}
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}
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return 1;
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}
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Evas_List *
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e_theme_config_list(void)
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{
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return e_config->themes;
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}
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int
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e_theme_category_find(const char *category)
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{
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Evas_List *l;
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for (l = categories; l; l = l->next)
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{
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if (!strcmp(category, l->data))
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return 1;
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}
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return 0;
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}
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Evas_List *
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e_theme_category_list(void)
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{
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return categories;
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}
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int
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e_theme_transition_find(const char *transition)
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{
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Evas_List *l;
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for (l = transitions; l; l = l->next)
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{
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if (!strcmp(transition, l->data))
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return 1;
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}
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return 0;
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}
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Evas_List *
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e_theme_transition_list(void)
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{
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return transitions;
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}
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/* local subsystem functions */
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static Evas_Bool
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_e_theme_mappings_free_cb(Evas_Hash *hash, const char *key, void *data, void *fdata)
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{
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E_Theme_Result *res;
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res = data;
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E_FREE(res->file);
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E_FREE(res->cache);
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free(res);
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return 1;
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}
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static void
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_e_theme_category_register(const char *category)
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{
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Evas_List *l;
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for (l = categories; l; l = l->next)
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{
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if (!strcmp(category, l->data))
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return;
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}
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categories = evas_list_append(categories, strdup(category));
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}
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static void
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_e_theme_transition_register(const char *transition)
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{
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Evas_List *l;
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for (l = transitions; l; l = l->next)
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{
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if (!strcmp(transition, l->data))
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return;
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}
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transitions = evas_list_append(transitions, strdup(transition));
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}
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