void gimp_item_parasite_detach (GimpItem *item, const gchar *name) { const GimpParasite *parasite; g_return_if_fail (GIMP_IS_ITEM (item)); g_return_if_fail (name != NULL); parasite = gimp_parasite_list_find (item->parasites, name); if (! parasite) return; if (gimp_parasite_is_undoable (parasite)) { gimp_image_undo_push_item_parasite_remove (item->image, _("Remove Parasite from Item"), item, gimp_parasite_name (parasite)); } else if (gimp_parasite_is_persistent (parasite)) { gimp_image_undo_push_cantundo (item->image, _("Remove Parasite from Item")); } gimp_parasite_list_remove (item->parasites, name); }
static void parasite_count_if_persistent (const gchar *key, GimpParasite *parasite, gint *count) { if (gimp_parasite_is_persistent (parasite)) *count = *count + 1; }
void gimp_item_parasite_attach (GimpItem *item, const GimpParasite *parasite) { GimpParasite copy; g_return_if_fail (GIMP_IS_ITEM (item)); g_return_if_fail (parasite != NULL); /* make a temporary copy of the GimpParasite struct because * gimp_parasite_shift_parent() changes it */ copy = *parasite; if (gimp_item_is_attached (item)) { /* only set the dirty bit manually if we can be saved and the new * parasite differs from the current one and we aren't undoable */ if (gimp_parasite_is_undoable (©)) { /* do a group in case we have attach_parent set */ gimp_image_undo_group_start (item->image, GIMP_UNDO_GROUP_PARASITE_ATTACH, _("Attach Parasite")); gimp_image_undo_push_item_parasite (item->image, NULL, item, ©); } else if (gimp_parasite_is_persistent (©) && ! gimp_parasite_compare (©, gimp_item_parasite_find (item, gimp_parasite_name (©)))) { gimp_image_undo_push_cantundo (item->image, _("Attach Parasite to Item")); } } gimp_parasite_list_add (item->parasites, ©); if (gimp_parasite_has_flag (©, GIMP_PARASITE_ATTACH_PARENT)) { gimp_parasite_shift_parent (©); gimp_image_parasite_attach (item->image, ©); } else if (gimp_parasite_has_flag (©, GIMP_PARASITE_ATTACH_GRANDPARENT)) { gimp_parasite_shift_parent (©); gimp_parasite_shift_parent (©); gimp_parasite_attach (item->image->gimp, ©); } if (gimp_item_is_attached (item) && gimp_parasite_is_undoable (©)) { gimp_image_undo_group_end (item->image); } }
static void parasite_serialize (const gchar *key, GimpParasite *parasite, GimpConfigWriter *writer) { if (! gimp_parasite_is_persistent (parasite)) return; gimp_config_writer_open (writer, parasite_symbol); gimp_config_writer_printf (writer, "\"%s\" %lu %lu", gimp_parasite_name (parasite), gimp_parasite_flags (parasite), gimp_parasite_data_size (parasite)); gimp_config_writer_data (writer, gimp_parasite_data_size (parasite), gimp_parasite_data (parasite)); gimp_config_writer_close (writer); gimp_config_writer_linefeed (writer); }