449 lines
9.7 KiB
C
449 lines
9.7 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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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <string.h>
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#include <sys/stat.h>
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#ifdef HAVE_ALLOCA_H
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# include <alloca.h>
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#elif defined __GNUC__
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# define alloca __builtin_alloca
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#elif defined _AIX
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# define alloca __alloca
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#elif defined _MSC_VER
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# include <malloc.h>
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# define alloca _alloca
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#else
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# include <stddef.h>
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# ifdef __cplusplus
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extern "C"
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# endif
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void *alloca (size_t);
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#endif
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#include "edje_private.h"
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static Evas_Hash *_edje_file_hash = NULL;
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static int _edje_file_cache_size = 16;
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static Eina_List *_edje_file_cache = NULL;
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static int _edje_collection_cache_size = 16;
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static Edje_Part_Collection *
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_edje_file_coll_open(Edje_File *edf, const char *coll)
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{
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Edje_Part_Collection *edc = NULL;
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Edje_Part_Collection_Directory_Entry *ce;
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Eina_List *l = NULL;
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int id = -1, size = 0;
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char buf[256];
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void *data;
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EINA_LIST_FOREACH(edf->collection_dir->entries, l, ce)
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{
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if ((ce->entry) && (!strcmp(ce->entry, coll)))
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{
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id = ce->id;
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break;
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}
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}
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if (id < 0) return NULL;
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snprintf(buf, sizeof(buf), "collections/%i", id);
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edc = eet_data_read(edf->ef, _edje_edd_edje_part_collection, buf);
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if (!edc) return NULL;
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snprintf(buf, sizeof(buf), "scripts/%i", id);
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data = eet_read(edf->ef, buf, &size);
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if (data)
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{
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edc->script = embryo_program_new(data, size);
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free(data);
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}
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edc->part = eina_stringshare_add(coll);
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edc->references = 1;
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edf->collection_hash = evas_hash_add(edf->collection_hash, coll, edc);
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return edc;
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}
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static int
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_edje_font_hash(Edje_File *edf)
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{
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int count = 0;
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if (edf->font_dir)
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{
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Eina_List *l;
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Edje_Font_Directory_Entry *fnt;
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EINA_LIST_FOREACH(edf->font_dir->entries, l, fnt)
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{
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int length;
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char *tmp;
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length = strlen(fnt->entry) + 7;
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tmp = alloca(length);
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snprintf(tmp, length, "fonts/%s", fnt->entry);
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fnt->path = eina_stringshare_add(tmp);
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if (edf->free_strings)
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eina_stringshare_del(fnt->entry);
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fnt->entry = fnt->path + 6;
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edf->font_hash = evas_hash_direct_add(edf->font_hash, fnt->entry, fnt);
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count++;
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}
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}
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return count;
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}
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static Edje_File *
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_edje_file_open(const char *file, const char *coll, int *error_ret, Edje_Part_Collection **edc_ret)
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{
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Edje_File *edf;
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Edje_Part_Collection *edc;
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Edje_Data *di;
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Eet_File *ef;
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Eina_List *l;
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struct stat st;
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if (stat(file, &st) != 0)
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{
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*error_ret = EDJE_LOAD_ERROR_DOES_NOT_EXIST;
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return NULL;
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}
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ef = eet_open(file, EET_FILE_MODE_READ);
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if (!ef)
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{
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*error_ret = EDJE_LOAD_ERROR_UNKNOWN_FORMAT;
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return NULL;
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}
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edf = eet_data_read(ef, _edje_edd_edje_file, "edje_file");
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if (!edf)
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{
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*error_ret = EDJE_LOAD_ERROR_CORRUPT_FILE;
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eet_close(ef);
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return NULL;
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}
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edf->free_strings = eet_dictionary_get(ef) ? 0 : 1;
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edf->ef = ef;
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if (edf->version != EDJE_FILE_VERSION)
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{
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*error_ret = EDJE_LOAD_ERROR_INCOMPATIBLE_FILE;
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_edje_file_free(edf);
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return NULL;
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}
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if (!edf->collection_dir)
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{
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*error_ret = EDJE_LOAD_ERROR_CORRUPT_FILE;
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_edje_file_free(edf);
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return NULL;
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}
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edf->path = eina_stringshare_add(file);
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edf->references = 1;
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_edje_textblock_style_parse_and_fix(edf);
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EINA_LIST_FOREACH(edf->data, l, di)
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edf->data_cache = evas_hash_add(edf->data_cache, eina_stringshare_add(di->key), di->value);
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if (coll)
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{
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edc = _edje_file_coll_open(edf, coll);
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if (!edc)
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{
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*error_ret = EDJE_LOAD_ERROR_UNKNOWN_COLLECTION;
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}
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if (edc_ret) *edc_ret = edc;
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}
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edf->font_hash = NULL;
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_edje_font_hash(edf);
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return edf;
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}
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Edje_File *
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_edje_cache_file_coll_open(const char *file, const char *coll, int *error_ret, Edje_Part_Collection **edc_ret)
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{
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Edje_File *edf;
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Eina_List *l, *hist;
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Edje_Part_Collection *edc;
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Edje_Part *ep;
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edf = evas_hash_find(_edje_file_hash, file);
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if (edf)
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{
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edf->references++;
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}
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else
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{
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EINA_LIST_FOREACH(_edje_file_cache, l, edf)
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{
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if (!strcmp(edf->path, file))
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{
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edf->references = 1;
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_edje_file_cache = eina_list_remove_list(_edje_file_cache, l);
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_edje_file_hash = evas_hash_add(_edje_file_hash, file, edf);
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break;
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}
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edf = NULL;
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}
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}
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if (!edf)
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{
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edf = _edje_file_open(file, coll, error_ret, edc_ret);
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if (!edf) return NULL;
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_edje_file_hash = evas_hash_add(_edje_file_hash, file, edf);
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return edf;
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}
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if (!coll) return edf;
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edc = evas_hash_find(edf->collection_hash, coll);
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if (edc)
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{
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edc->references++;
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}
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else
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{
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EINA_LIST_FOREACH(edf->collection_cache, l, edc)
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{
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if (!strcmp(edc->part, coll))
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{
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edc->references = 1;
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edf->collection_cache = eina_list_remove_list(edf->collection_cache, l);
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edf->collection_hash = evas_hash_add(edf->collection_hash, coll, edc);
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break;
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}
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edc = NULL;
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}
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}
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if (!edc)
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{
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edc = _edje_file_coll_open(edf, coll);
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if (!edc)
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{
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*error_ret = EDJE_LOAD_ERROR_UNKNOWN_COLLECTION;
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}
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else
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{
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EINA_LIST_FOREACH(edc->parts, l, ep)
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{
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Edje_Part *ep2;
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/* Register any color classes in this parts descriptions. */
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hist = NULL;
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hist = eina_list_append(hist, ep);
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ep2 = ep;
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while (ep2->dragable.confine_id >= 0)
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{
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ep2 = eina_list_nth(edc->parts, ep2->dragable.confine_id);
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if (eina_list_data_find(hist, ep2))
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{
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printf("EDJE ERROR: confine_to loops. invalidating loop.\n");
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ep2->dragable.confine_id = -1;
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break;
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}
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hist = eina_list_append(hist, ep2);
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}
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eina_list_free(hist);
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hist = NULL;
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hist = eina_list_append(hist, ep);
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ep2 = ep;
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while (ep2->dragable.events_id >= 0)
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{
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Edje_Part* prev;
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prev = ep2;
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ep2 = eina_list_nth(edc->parts, ep2->dragable.events_id);
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if (!ep2->dragable.x && !ep2->dragable.y)
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{
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prev->dragable.events_id = -1;
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break;
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}
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if (eina_list_data_find(hist, ep2))
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{
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printf("EDJE ERROR: events_to loops. invalidating loop.\n");
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ep2->dragable.events_id = -1;
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break;
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}
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hist = eina_list_append(hist, ep2);
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}
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eina_list_free(hist);
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hist = NULL;
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hist = eina_list_append(hist, ep);
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ep2 = ep;
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while (ep2->clip_to_id >= 0)
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{
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ep2 = eina_list_nth(edc->parts, ep2->clip_to_id);
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if (eina_list_data_find(hist, ep2))
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{
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printf("EDJE ERROR: clip_to loops. invalidating loop.\n");
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ep2->clip_to_id = -1;
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break;
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}
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hist = eina_list_append(hist, ep2);
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}
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eina_list_free(hist);
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hist = NULL;
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}
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}
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}
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if (edc_ret) *edc_ret = edc;
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return edf;
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}
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void
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_edje_cache_coll_clean(Edje_File *edf)
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{
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int count;
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count = eina_list_count(edf->collection_cache);
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while ((edf->collection_cache) && (count > _edje_collection_cache_size))
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{
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Edje_Part_Collection *edc;
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edc = eina_list_data_get(eina_list_last(edf->collection_cache));
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edf->collection_cache = eina_list_remove_list(edf->collection_cache, eina_list_last(edf->collection_cache));
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_edje_collection_free(edf, edc);
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count = eina_list_count(edf->collection_cache);
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}
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}
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void
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_edje_cache_coll_flush(Edje_File *edf)
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{
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while (edf->collection_cache)
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{
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Edje_Part_Collection *edc;
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edc = eina_list_data_get(eina_list_last(edf->collection_cache));
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edf->collection_cache = eina_list_remove_list(edf->collection_cache, eina_list_last(edf->collection_cache));
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_edje_collection_free(edf, edc);
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}
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}
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void
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_edje_cache_coll_unref(Edje_File *edf, Edje_Part_Collection *edc)
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{
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edc->references--;
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if (edc->references != 0) return;
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edf->collection_hash = evas_hash_del(edf->collection_hash, edc->part, edc);
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edf->collection_cache = eina_list_prepend(edf->collection_cache, edc);
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_edje_cache_coll_clean(edf);
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}
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static void
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_edje_cache_file_clean(void)
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{
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int count;
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count = eina_list_count(_edje_file_cache);
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while ((_edje_file_cache) && (count > _edje_file_cache_size))
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{
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Edje_File *edf;
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edf = eina_list_data_get(eina_list_last(_edje_file_cache));
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_edje_file_cache = eina_list_remove_list(_edje_file_cache, eina_list_last(_edje_file_cache));
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_edje_file_free(edf);
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count = eina_list_count(_edje_file_cache);
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}
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}
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void
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_edje_cache_file_unref(Edje_File *edf)
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{
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edf->references--;
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if (edf->references != 0) return;
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_edje_file_hash = evas_hash_del(_edje_file_hash, edf->path, edf);
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_edje_file_cache = eina_list_prepend(_edje_file_cache, edf);
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_edje_cache_file_clean();
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}
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void
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_edje_file_cache_shutdown(void)
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{
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edje_file_cache_flush();
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}
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EAPI void
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edje_file_cache_set(int count)
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{
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if (count < 0) count = 0;
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_edje_file_cache_size = count;
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_edje_cache_file_clean();
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}
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EAPI int
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edje_file_cache_get(void)
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{
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return _edje_file_cache_size;
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}
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EAPI void
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edje_file_cache_flush(void)
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{
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int ps;
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ps = _edje_file_cache_size;
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_edje_file_cache_size = 0;
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_edje_cache_file_clean();
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_edje_file_cache_size = ps;
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}
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EAPI void
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edje_collection_cache_set(int count)
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{
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Eina_List *l;
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Edje_File *edf;
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if (count < 0) count = 0;
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_edje_collection_cache_size = count;
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EINA_LIST_FOREACH(_edje_file_cache, l, edf)
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_edje_cache_coll_clean(edf);
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/* FIXME: freach in file hash too! */
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}
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EAPI int
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edje_collection_cache_get(void)
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{
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return _edje_collection_cache_size;
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}
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EAPI void
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edje_collection_cache_flush(void)
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{
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int ps;
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Eina_List *l;
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Edje_File *edf;
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ps = _edje_collection_cache_size;
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_edje_collection_cache_size = 0;
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EINA_LIST_FOREACH(_edje_file_cache, l, edf)
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_edje_cache_coll_flush(edf);
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/* FIXME: freach in file hash too! */
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_edje_collection_cache_size = ps;
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}
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