1 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ 2 /* vim:set expandtab ts=4 shiftwidth=4: */ 3 /* 4 * Copyright (C) 2008 Sun Microsystems, Inc. All rights reserved. 5 * Use is subject to license terms. 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General 18 * Public License along with this library; if not, write to the 19 * Free Software Foundation, Inc., 59 Temple Place, Suite 330, 20 * Boston, MA 02111-1307, USA. 21 * 22 * Authors: Lin Ma <lin.ma@sun.com> 23 */ 24 25 #ifndef _FEN_NODE_H_ 26 #define _FEN_NODE_H_ 27 28 typedef struct node node_t; 29 30 struct node 31 { 32 gchar *filename; 33 gchar *basename; 34 gint stat; 35 36 /* the parent and children of node */ 37 node_t *parent; 38 GHashTable *children; /* children in basename */ 39 40 gpointer user_data; 41 }; 42 43 #define IS_TOPNODE(fp) (((node_t *)(fp))->parent == NULL) 44 #define NODE_NAME(fp) (((node_t *)(fp))->filename) 45 46 typedef struct node_op 47 { 48 /* find */ 49 void (*hit) (node_t* node, gpointer user_data); 50 node_t* (*add_missing) (node_t* parent, gpointer user_data); 51 /* delete */ 52 gboolean (*pre_del) (node_t* node, gpointer user_data); 53 /* data */ 54 gpointer user_data; 55 } node_op_t; 56 57 node_t* add_node (node_t* parent, const gchar* filename); 58 void remove_node (node_t* node, node_op_t* op); 59 void pending_remove_node (node_t* node, node_op_t* op); 60 61 void travel_nodes (node_t* node, node_op_t* op); 62 node_t* find_node_full (const gchar* filename, node_op_t* op); 63 node_t* find_node (const gchar *filename); 64 65 node_t* children_find (node_t *f, const gchar *basename); 66 guint children_num (node_t *f); 67 68 gpointer node_get_data (node_t* node); 69 gpointer node_set_data (node_t* node, gpointer user_data); 70 71 gboolean node_class_init (); 72 73 #endif /* _FEN_NODE_H_ */ 74