838 lines
20 KiB
C
838 lines
20 KiB
C
#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <Ecore.h>
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#include <Ecore_File.h>
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/* define macros and variable for using the eina logging system */
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#define EFREET_MODULE_LOG_DOM _efreet_icon_log_dom
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static int _efreet_icon_log_dom = -1;
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#include "Efreet.h"
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#include "efreet_private.h"
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static const char *efreet_icon_deprecated_user_dir = NULL;
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static const char *efreet_icon_user_dir = NULL;
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static Eina_List *efreet_icon_extensions = NULL;
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static Eina_List *efreet_extra_icon_dirs = NULL;
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typedef struct Efreet_Icon_Cache Efreet_Icon_Cache;
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struct Efreet_Icon_Cache
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{
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const char *key;
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const char *path;
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time_t lasttime;
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};
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#ifdef SLOPPY_SPEC
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static char *efreet_icon_remove_extension(const char *icon);
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#endif
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static Efreet_Icon *efreet_icon_new(const char *path);
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static void efreet_icon_populate(Efreet_Icon *icon, const char *file);
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static const char *efreet_icon_lookup_icon(Efreet_Cache_Icon *icon, unsigned int size);
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static const char *efreet_icon_list_lookup_icon(Efreet_Icon_Theme *theme, Eina_List *icons, unsigned int size);
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static int efreet_icon_size_match(Efreet_Cache_Icon_Element *elem, unsigned int size);
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static double efreet_icon_size_distance(Efreet_Cache_Icon_Element *elem, unsigned int size);
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static const char *efreet_icon_lookup_path(Efreet_Cache_Icon_Element *elem);
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static const char *efreet_icon_lookup_path_path(Efreet_Cache_Icon_Element *elem, const char *path);
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static const char *efreet_icon_fallback_lookup_path(Efreet_Cache_Fallback_Icon *icon);
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static const char *efreet_icon_fallback_lookup_path_path(Efreet_Cache_Fallback_Icon *icon,
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const char *path);
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static void efreet_cache_icon_dirs_add_cb(void *data);
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/**
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* @internal
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* @return Returns 1 on success or 0 on failure
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* @brief Initializes the icon system
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*/
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int
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efreet_icon_init(void)
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{
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const char *default_exts[] = {".png", ".xpm", ".svg", NULL};
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int i;
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_efreet_icon_log_dom = eina_log_domain_register
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("efreet_icon", EFREET_DEFAULT_LOG_COLOR);
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if (_efreet_icon_log_dom < 0)
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return 0;
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/* setup the default extension list */
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for (i = 0; default_exts[i]; i++)
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efreet_icon_extensions = eina_list_append(efreet_icon_extensions, eina_stringshare_add(default_exts[i]));
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efreet_extra_icon_dirs = NULL;
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efreet_icon_extensions_refresh();
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return 1;
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}
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/**
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* @internal
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* @return Returns no value
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* @brief Shuts down the icon system
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*/
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void
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efreet_icon_shutdown(void)
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{
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IF_RELEASE(efreet_icon_user_dir);
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IF_RELEASE(efreet_icon_deprecated_user_dir);
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IF_FREE_LIST(efreet_icon_extensions, eina_stringshare_del);
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efreet_extra_icon_dirs = eina_list_free(efreet_extra_icon_dirs);
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eina_log_domain_unregister(_efreet_icon_log_dom);
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_efreet_icon_log_dom = -1;
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}
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void
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efreet_icon_extensions_refresh(void)
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{
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efreet_cache_icon_exts_add(efreet_icon_extensions);
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}
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EAPI const char *
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efreet_icon_deprecated_user_dir_get(void)
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{
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const char *user;
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char *tmp;
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int len;
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if (efreet_icon_deprecated_user_dir) return efreet_icon_deprecated_user_dir;
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user = efreet_home_dir_get();
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len = strlen(user) + strlen("/.icons") + 1;
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tmp = alloca(len);
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snprintf(tmp, len, "%s/.icons", user);
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tmp = eina_file_path_sanitize(tmp);
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efreet_icon_deprecated_user_dir = eina_stringshare_add_length(tmp, len - 1);
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free(tmp);
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return efreet_icon_deprecated_user_dir;
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}
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EAPI const char *
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efreet_icon_user_dir_get(void)
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{
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const char *user;
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char *tmp;
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int len;
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if (efreet_icon_user_dir) return efreet_icon_user_dir;
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user = efreet_data_home_get();
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len = strlen(user) + strlen("/icons") + 1;
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tmp = alloca(len);
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snprintf(tmp, len, "%s/icons", user);
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tmp = eina_file_path_sanitize(tmp);
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efreet_icon_user_dir = eina_stringshare_add_length(tmp, len - 1);
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free(tmp);
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return efreet_icon_user_dir;
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}
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EAPI void
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efreet_icon_extension_add(const char *ext)
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{
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Eina_List *l;
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EINA_SAFETY_ON_NULL_RETURN(ext);
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ext = eina_stringshare_add(ext);
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if ((l = eina_list_data_find_list(efreet_icon_extensions, ext)))
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{
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efreet_icon_extensions = eina_list_promote_list(efreet_icon_extensions, l);
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eina_stringshare_del(ext);
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}
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else
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efreet_icon_extensions = eina_list_prepend(efreet_icon_extensions, ext);
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efreet_icon_extensions_refresh();
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}
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EAPI Eina_List **
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efreet_icon_extra_list_get(void)
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{
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ecore_job_add(efreet_cache_icon_dirs_add_cb, NULL);
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return &efreet_extra_icon_dirs;
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}
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EAPI Eina_List *
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efreet_icon_extensions_list_get(void)
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{
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return efreet_icon_extensions;
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}
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EAPI Eina_List *
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efreet_icon_theme_list_get(void)
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{
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return efreet_cache_icon_theme_list();
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}
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EAPI Efreet_Icon_Theme *
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efreet_icon_theme_find(const char *theme_name)
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{
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if (!theme_name) return NULL;
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return efreet_cache_icon_theme_find(theme_name);
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}
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#ifdef SLOPPY_SPEC
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/**
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* @internal
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* @param icon The icon name to strip extension
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* @return Extension removed if in list of extensions, else untouched.
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* @brief Removes extension from icon name if in list of extensions.
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*/
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static char *
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efreet_icon_remove_extension(const char *icon)
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{
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Eina_List *l;
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char *tmp = NULL, *ext = NULL;
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if (!icon) return NULL;
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tmp = strdup(icon);
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ext = strrchr(tmp, '.');
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if (ext)
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{
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const char *ext2;
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EINA_LIST_FOREACH(efreet_icon_extensions, l, ext2)
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{
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if (!strcmp(ext, ext2))
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{
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#ifdef STRICT_SPEC
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WRN("Requesting an icon with an extension: %s",
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icon);
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#endif
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*ext = '\0';
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break;
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}
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}
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}
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return tmp;
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}
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#endif
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EAPI const char *
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efreet_icon_path_find(const char *theme_name, const char *icon, unsigned int size)
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{
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#ifdef SLOPPY_SPEC
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char *tmp;
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#else
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const char *tmp;
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#endif
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const char *value = NULL;
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Efreet_Icon_Theme *theme;
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EINA_SAFETY_ON_NULL_RETURN_VAL(icon, NULL);
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theme = efreet_icon_theme_find(theme_name);
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#ifdef SLOPPY_SPEC
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tmp = efreet_icon_remove_extension(icon);
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if (!tmp) return NULL;
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#else
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tmp = icon;
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#endif
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if (theme)
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{
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Efreet_Cache_Icon *cache;
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cache = efreet_cache_icon_find(theme, tmp);
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value = efreet_icon_lookup_icon(cache, size);
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if (!value) INF("lookup for '%s' failed in theme '%s' with %p.", icon, theme_name, cache);
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}
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/* we didn't find the icon in the theme or in the inherited directories
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* then just look for a non theme icon
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*/
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if (!value)
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{
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Efreet_Cache_Fallback_Icon *cache;
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cache = efreet_cache_icon_fallback_find(tmp);
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value = efreet_icon_fallback_lookup_path(cache);
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if (!value) INF("lookup for '%s' failed in fallback too with %p.", icon, cache);
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}
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#ifdef SLOPPY_SPEC
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FREE(tmp);
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#endif
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return value;
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}
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EAPI const char *
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efreet_icon_list_find(const char *theme_name, Eina_List *icons,
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unsigned int size)
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{
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Eina_List *l;
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Eina_List *tmps = NULL;
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const char *icon = NULL;
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const char *value = NULL;
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#ifdef SLOPPY_SPEC
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char *data;
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#endif
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Efreet_Icon_Theme *theme;
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EINA_SAFETY_ON_NULL_RETURN_VAL(icons, NULL);
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theme = efreet_icon_theme_find(theme_name);
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#ifdef SLOPPY_SPEC
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EINA_LIST_FOREACH(icons, l, icon)
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{
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data = efreet_icon_remove_extension(icon);
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if (!data) return NULL;
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tmps = eina_list_append(tmps, data);
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}
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#else
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tmps = icons;
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#endif
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if (theme)
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{
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Eina_List *tmps2 = NULL;
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Efreet_Cache_Icon *cache;
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EINA_LIST_FOREACH(tmps, l, icon)
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{
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cache = efreet_cache_icon_find(theme, icon);
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if (cache)
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{
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/* If the icon is in the asked for theme, return it */
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if (!strcmp(cache->theme, theme->name.internal))
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{
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value = efreet_icon_lookup_icon(cache, size);
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break;
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}
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else
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tmps2 = eina_list_append(tmps2, cache);
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}
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}
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if (tmps2)
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{
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if (!value)
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value = efreet_icon_list_lookup_icon(theme, tmps2, size);
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eina_list_free(tmps2);
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}
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}
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/* we didn't find the icons in the theme or in the inherited directories
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* then just look for a non theme icon
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*/
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if (!value)
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{
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Efreet_Cache_Fallback_Icon *cache;
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EINA_LIST_FOREACH(tmps, l, icon)
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{
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cache = efreet_cache_icon_fallback_find(icon);
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value = efreet_icon_fallback_lookup_path(cache);
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if (value)
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break;
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}
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}
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#ifdef SLOPPY_SPEC
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EINA_LIST_FREE(tmps, data)
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free(data);
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#endif
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return value;
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}
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EAPI Efreet_Icon *
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efreet_icon_find(const char *theme_name, const char *icon, unsigned int size)
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{
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const char *path;
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EINA_SAFETY_ON_NULL_RETURN_VAL(icon, NULL);
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path = efreet_icon_path_find(theme_name, icon, size);
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if (path)
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{
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Efreet_Icon *ic;
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ic = efreet_icon_new(path);
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return ic;
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}
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return NULL;
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}
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/**
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* @internal
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* @return Returns a new Efreet_Icon struct on success or NULL on failure
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* @brief Creates a new Efreet_Icon struct
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*/
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static Efreet_Icon *
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efreet_icon_new(const char *path)
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{
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Efreet_Icon *icon;
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char *p;
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icon = NEW(Efreet_Icon, 1);
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if (!icon) return NULL;
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icon->path = eina_stringshare_add(path);
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/* load the .icon file if it's available */
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p = strrchr(icon->path, '.');
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if (p)
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{
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char ico_path[PATH_MAX];
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*p = '\0';
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snprintf(ico_path, sizeof(ico_path), "%s.icon", icon->path);
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*p = '.';
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efreet_icon_populate(icon, ico_path);
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}
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if (!icon->name)
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{
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const char *file;
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file = ecore_file_file_get(icon->path);
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p = strrchr(icon->path, '.');
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if (p) *p = '\0';
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icon->name = eina_stringshare_add(file);
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if (p) *p = '.';
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}
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return icon;
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}
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EAPI void
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efreet_icon_free(Efreet_Icon *icon)
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{
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if (!icon) return;
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icon->ref_count --;
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if (icon->ref_count > 0) return;
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IF_RELEASE(icon->path);
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IF_RELEASE(icon->name);
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IF_FREE_LIST(icon->attach_points, free);
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FREE(icon);
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}
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/**
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* @internal
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* @param icon The icon to populate
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* @param file The file to populate from
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* @return Returns no value
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* @brief Tries to populate the icon information from the given file
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*/
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static void
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efreet_icon_populate(Efreet_Icon *icon, const char *file)
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{
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Efreet_Ini *ini;
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const char *tmp;
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ini = efreet_ini_new(file);
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if (!ini) return;
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if (!ini->data)
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{
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efreet_ini_free(ini);
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return;
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}
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efreet_ini_section_set(ini, "Icon Data");
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tmp = efreet_ini_localestring_get(ini, "DisplayName");
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if (tmp) icon->name = eina_stringshare_add(tmp);
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tmp = efreet_ini_string_get(ini, "EmbeddedTextRectangle");
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if (tmp)
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{
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int points[4];
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char *t, *s, *p;
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int i;
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size_t len;
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len = strlen(tmp) + 1;
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t = alloca(len);
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memcpy(t, tmp, len);
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s = t;
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for (i = 0; i < 4; i++)
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{
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if (s)
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{
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p = strchr(s, ',');
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if (p) *p = '\0';
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points[i] = atoi(s);
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if (p) s = ++p;
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else s = NULL;
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}
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else
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{
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points[i] = 0;
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}
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}
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icon->has_embedded_text_rectangle = 1;
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icon->embedded_text_rectangle.x0 = points[0];
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icon->embedded_text_rectangle.y0 = points[1];
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icon->embedded_text_rectangle.x1 = points[2];
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icon->embedded_text_rectangle.y1 = points[3];
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}
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tmp = efreet_ini_string_get(ini, "AttachPoints");
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if (tmp)
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{
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char *t, *s, *p;
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size_t len;
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len = strlen(tmp) + 1;
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t = alloca(len);
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memcpy(t, tmp, len);
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s = t;
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while (s)
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{
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Efreet_Icon_Point *point;
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p = strchr(s, ',');
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/* If this happens there is something wrong with the .icon file */
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if (!p) break;
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point = NEW(Efreet_Icon_Point, 1);
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if (!point) goto error;
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*p = '\0';
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point->x = atoi(s);
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s = ++p;
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p = strchr(s, '|');
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if (p) *p = '\0';
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point->y = atoi(s);
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icon->attach_points = eina_list_append(icon->attach_points, point);
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if (p) s = ++p;
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else s = NULL;
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}
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}
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error:
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efreet_ini_free(ini);
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}
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static const char *
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efreet_icon_lookup_icon(Efreet_Cache_Icon *icon, unsigned int size)
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{
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const char *path = NULL;
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double minimal_distance = INT_MAX;
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unsigned int ret_size = 0;
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unsigned int i;
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if (!icon) return NULL;
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/* search for allowed size == requested size */
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for (i = 0; i < icon->icons_count; ++i)
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{
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if (!efreet_icon_size_match(icon->icons[i], size)) continue;
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path = efreet_icon_lookup_path(icon->icons[i]);
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if (path) return path;
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}
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/* search for any icon that matches */
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for (i = 0; i < icon->icons_count; ++i)
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{
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const char *tmp = NULL;
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double distance;
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distance = efreet_icon_size_distance(icon->icons[i], size);
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if (distance > minimal_distance) continue;
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// prefer downsizing
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if ((EINA_DBL_EQ(distance, minimal_distance)) &&
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(icon->icons[i]->normal < ret_size))
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continue;
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|
|
tmp = efreet_icon_lookup_path(icon->icons[i]);
|
|
|
|
if (tmp)
|
|
{
|
|
path = tmp;
|
|
minimal_distance = distance;
|
|
ret_size = icon->icons[i]->normal;
|
|
}
|
|
}
|
|
|
|
return path;
|
|
}
|
|
|
|
static const char *
|
|
efreet_icon_list_lookup_icon(Efreet_Icon_Theme *theme, Eina_List *icons, unsigned int size)
|
|
{
|
|
const char *value = NULL;
|
|
Efreet_Cache_Icon *cache;
|
|
Eina_List *l;
|
|
|
|
EINA_LIST_FOREACH(icons, l, cache)
|
|
{
|
|
if (!strcmp(cache->theme, theme->name.internal))
|
|
{
|
|
value = efreet_icon_lookup_icon(cache, size);
|
|
if (value) break;
|
|
}
|
|
}
|
|
if (value) return value;
|
|
if (theme->inherits)
|
|
{
|
|
const char *parent;
|
|
EINA_LIST_FOREACH(theme->inherits, l, parent)
|
|
{
|
|
Efreet_Icon_Theme *parent_theme;
|
|
|
|
parent_theme = efreet_icon_theme_find(parent);
|
|
if ((!parent_theme) || (parent_theme == theme)) continue;
|
|
|
|
value = efreet_icon_list_lookup_icon(parent_theme, icons, size);
|
|
if (value) break;
|
|
}
|
|
}
|
|
/* if this isn't the hicolor theme, and we have no other fallbacks
|
|
* check hicolor */
|
|
else if (strcmp(theme->name.internal, "hicolor"))
|
|
{
|
|
Efreet_Icon_Theme *parent_theme;
|
|
|
|
parent_theme = efreet_icon_theme_find("hicolor");
|
|
if (parent_theme)
|
|
value = efreet_icon_list_lookup_icon(parent_theme, icons, size);
|
|
}
|
|
return value;
|
|
}
|
|
|
|
static int
|
|
efreet_icon_size_match(Efreet_Cache_Icon_Element *elem, unsigned int size)
|
|
{
|
|
if (elem->type == EFREET_ICON_SIZE_TYPE_FIXED)
|
|
return (elem->normal == size);
|
|
|
|
if ((elem->type == EFREET_ICON_SIZE_TYPE_SCALABLE) ||
|
|
(elem->type == EFREET_ICON_SIZE_TYPE_THRESHOLD))
|
|
return ((elem->min < size) && (size < elem->max));
|
|
|
|
return 0;
|
|
}
|
|
|
|
static double
|
|
efreet_icon_size_distance(Efreet_Cache_Icon_Element *elem, unsigned int size)
|
|
{
|
|
if (elem->type == EFREET_ICON_SIZE_TYPE_FIXED)
|
|
{
|
|
if (elem->normal > size) return elem->normal - size;
|
|
else return size - elem->normal;
|
|
}
|
|
|
|
if ((elem->type == EFREET_ICON_SIZE_TYPE_SCALABLE) ||
|
|
(elem->type == EFREET_ICON_SIZE_TYPE_THRESHOLD))
|
|
{
|
|
#ifdef STRICT_SPEC
|
|
if (size < elem->min)
|
|
return (elem->min - size);
|
|
if (elem->max < size)
|
|
return (size - elem->max);
|
|
#else
|
|
if (size < elem->min)
|
|
return (elem->min / (double)size);
|
|
if (elem->max < size)
|
|
return (size / (double)elem->max);
|
|
#endif
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const char *
|
|
efreet_icon_lookup_path(Efreet_Cache_Icon_Element *elem)
|
|
{
|
|
Eina_List *xdg_dirs, *l;
|
|
const char *path;
|
|
const char *dir;
|
|
char buf[PATH_MAX];
|
|
|
|
if (elem->paths_count == 1)
|
|
{
|
|
const char *pp, *ext;
|
|
|
|
pp = strrchr(elem->paths[0], '.');
|
|
if (!pp) return NULL;
|
|
|
|
EINA_LIST_FOREACH(efreet_icon_extensions, l, ext)
|
|
if (!strcmp(pp, ext))
|
|
return elem->paths[0];
|
|
return NULL;
|
|
}
|
|
|
|
path = efreet_icon_lookup_path_path(elem, efreet_icon_deprecated_user_dir_get());
|
|
if (path) return path;
|
|
|
|
path = efreet_icon_lookup_path_path(elem, efreet_icon_user_dir_get());
|
|
if (path) return path;
|
|
|
|
#if 0
|
|
EINA_LIST_FOREACH(efreet_extra_icon_dirs, l, dir)
|
|
{
|
|
path = efreet_icon_lookup_path_path(elem, dir);
|
|
if (path) return path;
|
|
}
|
|
#endif
|
|
|
|
xdg_dirs = efreet_data_dirs_get();
|
|
|
|
EINA_LIST_FOREACH(xdg_dirs, l, dir)
|
|
{
|
|
snprintf(buf, sizeof(buf), "%s/icons", dir);
|
|
|
|
path = efreet_icon_lookup_path_path(elem, buf);
|
|
if (path) return path;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static const char *
|
|
efreet_icon_lookup_path_path(Efreet_Cache_Icon_Element *elem, const char *path)
|
|
{
|
|
Eina_List *ll;
|
|
const char *ext, *pp;
|
|
const char *r = NULL;
|
|
unsigned int i;
|
|
int len;
|
|
|
|
path = eina_file_path_sanitize(path);
|
|
len = strlen(path);
|
|
|
|
for (i = 0; i < elem->paths_count; ++i)
|
|
{
|
|
if (strncmp(path, elem->paths[i], len)) continue;
|
|
pp = strrchr(elem->paths[i], '.');
|
|
if (!pp) continue;
|
|
|
|
EINA_LIST_FOREACH(efreet_icon_extensions, ll, ext)
|
|
if (!strcmp(pp, ext))
|
|
{
|
|
r = elem->paths[i];
|
|
break;
|
|
}
|
|
if (r)
|
|
break;
|
|
}
|
|
|
|
free((void*) path);
|
|
|
|
return r;
|
|
}
|
|
|
|
static const char *
|
|
efreet_icon_fallback_lookup_path(Efreet_Cache_Fallback_Icon *icon)
|
|
{
|
|
const char *path;
|
|
Eina_List *xdg_dirs, *l;
|
|
const char *dir;
|
|
char buf[PATH_MAX];
|
|
|
|
if (!icon) return NULL;
|
|
|
|
if (icon->icons_count == 1)
|
|
{
|
|
const char *pp, *ext;
|
|
|
|
pp = strrchr(icon->icons[0], '.');
|
|
if (!pp) return NULL;
|
|
|
|
EINA_LIST_FOREACH(efreet_icon_extensions, l, ext)
|
|
if (!strcmp(pp, ext))
|
|
return icon->icons[0];
|
|
return NULL;
|
|
}
|
|
|
|
path = efreet_icon_fallback_lookup_path_path(icon, efreet_icon_deprecated_user_dir_get());
|
|
if (path) return path;
|
|
|
|
path = efreet_icon_fallback_lookup_path_path(icon, efreet_icon_user_dir_get());
|
|
if (path) return path;
|
|
|
|
EINA_LIST_FOREACH(efreet_extra_icon_dirs, l, dir)
|
|
{
|
|
path = efreet_icon_fallback_lookup_path_path(icon, dir);
|
|
if (path) return path;
|
|
}
|
|
|
|
xdg_dirs = efreet_data_dirs_get();
|
|
|
|
EINA_LIST_FOREACH(xdg_dirs, l, dir)
|
|
{
|
|
snprintf(buf, sizeof(buf), "%s/icons", dir);
|
|
|
|
path = efreet_icon_fallback_lookup_path_path(icon, buf);
|
|
if (path) return path;
|
|
}
|
|
|
|
#ifndef STRICT_SPEC
|
|
EINA_LIST_FOREACH(xdg_dirs, l, dir)
|
|
{
|
|
snprintf(buf, sizeof(buf), "%s/pixmaps", dir);
|
|
|
|
path = efreet_icon_fallback_lookup_path_path(icon, buf);
|
|
if (path) return path;
|
|
}
|
|
#endif
|
|
|
|
path = efreet_icon_fallback_lookup_path_path(icon, "/usr/local/share/pixmaps");
|
|
if (path) return path;
|
|
path = efreet_icon_fallback_lookup_path_path(icon, "/usr/share/pixmaps");
|
|
if (path) return path;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static const char *
|
|
efreet_icon_fallback_lookup_path_path(Efreet_Cache_Fallback_Icon *icon, const char *path)
|
|
{
|
|
Eina_List *ll;
|
|
const char *ext, *pp;
|
|
const char *r = NULL;
|
|
unsigned int i;
|
|
int len;
|
|
|
|
path = eina_file_path_sanitize(path);
|
|
len = strlen(path);
|
|
|
|
for (i = 0; i < icon->icons_count; ++i)
|
|
{
|
|
if (strncmp(path, icon->icons[i], len)) continue;
|
|
|
|
pp = strrchr(icon->icons[i], '.');
|
|
if (!pp) continue;
|
|
|
|
EINA_LIST_FOREACH(efreet_icon_extensions, ll, ext)
|
|
if (!strcmp(pp, ext))
|
|
{
|
|
r = icon->icons[i];
|
|
break;
|
|
}
|
|
}
|
|
|
|
free((void*) path);
|
|
|
|
return r;
|
|
}
|
|
|
|
static void
|
|
efreet_cache_icon_dirs_add_cb(void *data EINA_UNUSED)
|
|
{
|
|
efreet_cache_icon_dirs_add(efreet_extra_icon_dirs);
|
|
}
|