X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=shell%2Fev-metadata-manager.c;h=067ac6ea28712e404f89262744d2ac680ea51e97;hb=084c2e5beb02de1e5ced358e782db12a502ea65b;hp=8249fb066f9ff36993ad4e7a2446d658cc32d391;hpb=90a8680bba08da4ae9aa5f0f5382c625eef2f86c;p=evince.git diff --git a/shell/ev-metadata-manager.c b/shell/ev-metadata-manager.c index 8249fb06..067ac6ea 100644 --- a/shell/ev-metadata-manager.c +++ b/shell/ev-metadata-manager.c @@ -59,9 +59,6 @@ struct _EvMetadataManager gboolean values_loaded; /* It is true if the file has been read */ - gboolean modified; /* It is true if the file - has top be written */ - guint timeout_id; GHashTable *items; @@ -72,6 +69,12 @@ static gboolean ev_metadata_manager_save (gpointer data); static EvMetadataManager *ev_metadata_manager = NULL; +/** + * item_free: + * @data: a pointer to a #Item data + * + * It does free the values on the #GHashTable where data points. + */ static void item_free (gpointer data) { @@ -87,26 +90,54 @@ item_free (gpointer data) g_free (item); } +/** + * ev_metadata_arm_timeout + * + * Setup a timeout for saving the metadata to disk. + */ +static void +ev_metadata_arm_timeout(void) +{ + if (ev_metadata_manager->timeout_id) + return; +#if GLIB_CHECK_VERSION (2, 13, 5) + ev_metadata_manager->timeout_id = + g_timeout_add_seconds_full (G_PRIORITY_DEFAULT_IDLE, + 2, + (GSourceFunc)ev_metadata_manager_save, + NULL, + NULL); +#else + ev_metadata_manager->timeout_id = + g_timeout_add_full (G_PRIORITY_DEFAULT_IDLE, + 2000, /* 2 sec */ + (GSourceFunc)ev_metadata_manager_save, + NULL, + NULL); +#endif +} + +/** + * ev_metadata_manager_init: + * + * Creates an EvMetadataManager with default values. + * + * values_loaded -> %FALSE. + * timeout_id -> the id of the event source. + * items -> a new full empty #GHashTable. + */ void ev_metadata_manager_init (void) { ev_metadata_manager = g_new0 (EvMetadataManager, 1); ev_metadata_manager->values_loaded = FALSE; - ev_metadata_manager->modified = FALSE; ev_metadata_manager->items = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, item_free); - - ev_metadata_manager->timeout_id = - g_timeout_add_full (G_PRIORITY_DEFAULT_IDLE, - 2000, /* 2 sec */ - (GSourceFunc)ev_metadata_manager_save, - NULL, - NULL); } /* This function must be called before exiting ev */ @@ -116,9 +147,11 @@ ev_metadata_manager_shutdown (void) if (ev_metadata_manager == NULL) return; - g_source_remove (ev_metadata_manager->timeout_id); - - ev_metadata_manager_save (NULL); + if (ev_metadata_manager->timeout_id) { + g_source_remove (ev_metadata_manager->timeout_id); + ev_metadata_manager->timeout_id = 0; + ev_metadata_manager_save (NULL); + } if (ev_metadata_manager->items != NULL) g_hash_table_destroy (ev_metadata_manager->items); @@ -127,6 +160,15 @@ ev_metadata_manager_shutdown (void) ev_metadata_manager = NULL; } +static void +value_free (gpointer data) +{ + GValue *value = (GValue *)data; + + g_value_unset (value); + g_free (value); +} + static GValue * parse_value (xmlChar *value, xmlChar *type) { @@ -142,13 +184,13 @@ parse_value (xmlChar *value, xmlChar *type) g_value_set_string (ret, (char *)value); break; case G_TYPE_INT: - g_value_set_int (ret, atoi ((char *)value)); + g_value_set_int (ret, g_ascii_strtoull ((char *)value, NULL, 0)); break; case G_TYPE_DOUBLE: g_value_set_double (ret, g_ascii_strtod ((char *)value, NULL)); break; case G_TYPE_BOOLEAN: - g_value_set_boolean (ret, atoi ((char *)value)); + g_value_set_boolean (ret, g_ascii_strtoull ((char *)value, NULL, 0)); break; } @@ -179,12 +221,12 @@ parseItem (xmlDocPtr doc, xmlNodePtr cur) item = g_new0 (Item, 1); - item->atime = atol ((char *)atime); + item->atime = g_ascii_strtoull((char*)atime, NULL, 0); item->values = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, - g_free); + value_free); cur = cur->xmlChildrenNode; @@ -195,7 +237,7 @@ parseItem (xmlDocPtr doc, xmlNodePtr cur) xmlChar *key; xmlChar *xml_value; xmlChar *type; - GValue *value; + GValue *value; key = xmlGetProp (cur, (const xmlChar *)"key"); xml_value = xmlGetProp (cur, (const xmlChar *)"value"); @@ -209,6 +251,8 @@ parseItem (xmlDocPtr doc, xmlNodePtr cur) if (key != NULL) xmlFree (key); + if (type != NULL) + xmlFree (type); if (xml_value != NULL) xmlFree (xml_value); } @@ -257,7 +301,7 @@ load_values () cur = xmlDocGetRootElement (doc); if (cur == NULL) { - g_message ("The metadata file '%s' is empty", METADATA_FILE); + g_message ("The metadata file “%s” is empty", METADATA_FILE); xmlFreeDoc (doc); return FALSE; @@ -265,7 +309,7 @@ load_values () if (xmlStrcmp (cur->name, (const xmlChar *) "metadata")) { - g_message ("File '%s' is of the wrong type", METADATA_FILE); + g_message ("File “%s” is of the wrong type", METADATA_FILE); xmlFreeDoc (doc); return FALSE; @@ -286,16 +330,6 @@ load_values () return TRUE; } -static void -value_free (gpointer data) -{ - GValue *value = (GValue *)data; - - g_value_unset (value); - g_free (value); -} - - #define LAST_URI "last-used-value" static gboolean @@ -374,12 +408,12 @@ ev_metadata_manager_set_last (const gchar *key, } item->atime = time (NULL); - ev_metadata_manager->modified = TRUE; + ev_metadata_arm_timeout (); return; } /** - * ev_metadata_manager_set: + * ev_metadata_manager_get: * @uri: Uri to set data for, if @NULL, we return default value * @key: Key to set uri * @value: GValue struct filled up with value @@ -509,7 +543,7 @@ ev_metadata_manager_set (const gchar *uri, item->atime = time (NULL); - ev_metadata_manager->modified = TRUE; + ev_metadata_arm_timeout (); } static void @@ -538,8 +572,12 @@ save_values (const gchar *key, GValue *value, xmlNodePtr parent) string_value = g_strdup_printf ("%d", g_value_get_int (value)); break; case G_TYPE_DOUBLE: - string_value = g_strdup_printf ("%f", g_value_get_double (value)); - break; + { + gchar buf[G_ASCII_DTOSTR_BUF_SIZE]; + g_ascii_dtostr (buf, G_ASCII_DTOSTR_BUF_SIZE, g_value_get_double (value)); + string_value = g_strdup_printf ("%s", buf); + } + break; case G_TYPE_BOOLEAN: string_value = g_strdup_printf ("%d", g_value_get_boolean (value)); break; @@ -569,10 +607,8 @@ save_item (const gchar *key, const gpointer *data, xmlNodePtr parent) xmlSetProp (xml_node, (const xmlChar *)"uri", (const xmlChar *)key); - /* FIXME: is the cast right? - Paolo */ - atime = g_strdup_printf ("%d", (int)item->atime); - xmlSetProp (xml_node, (const xmlChar *)"atime", (const xmlChar *)atime); - + atime = g_strdup_printf ("%ld", item->atime); + xmlSetProp (xml_node, (const xmlChar *)"atime", (const xmlChar *)atime); g_free (atime); g_hash_table_foreach (item->values, @@ -628,8 +664,7 @@ ev_metadata_manager_save (gpointer data) xmlNodePtr root; gchar *file_name; - if (!ev_metadata_manager->modified) - return TRUE; + ev_metadata_manager->timeout_id = 0; resize_items (); @@ -653,9 +688,7 @@ ev_metadata_manager_save (gpointer data) xmlFreeDoc (doc); - ev_metadata_manager->modified = FALSE; - - return TRUE; + return FALSE; } void