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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Copyright (C) 2000-2002 Ximian Inc.
*
* Authors: Not Zed <notzed@lostzed.mmc.com.au>
* Jeffrey Stedfast <fejj@ximian.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef _RULE_CONTEXT_H
#define _RULE_CONTEXT_H
#include <glib.h>
#include <glib-object.h>
#include <libxml/parser.h>
#include "filter-part.h"
#include "filter-rule.h"
#define RULE_TYPE_CONTEXT (rule_context_get_type ())
#define RULE_CONTEXT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), RULE_TYPE_CONTEXT, RuleContext))
#define RULE_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), RULE_TYPE_CONTEXT, RuleContextClass))
#define IS_RULE_CONTEXT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), RULE_TYPE_CONTEXT))
#define IS_RULE_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), RULE_TYPE_CONTEXT))
#define RULE_CONTEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), RULE_TYPE_CONTEXT, RuleContextClass))
typedef struct _RuleContext RuleContext;
typedef struct _RuleContextClass RuleContextClass;
/* backend capabilities, this is a hack since we don't support nested rules */
enum {
RULE_CONTEXT_GROUPING = 1 << 0,
RULE_CONTEXT_THREADING = 1 << 1,
};
struct _RuleContext {
GObject parent_object;
struct _RuleContextPrivate *priv;
char *error; /* string version of error */
guint32 flags; /* capability flags */
GList *parts;
GList *rules;
GHashTable *part_set_map; /* map set types to part types */
GList *part_set_list;
GHashTable *rule_set_map; /* map set types to rule types */
GList *rule_set_list;
};
typedef void (*RCRegisterFunc) (RuleContext *rc, FilterRule *rule, gpointer user_data);
struct _RuleContextClass {
GObjectClass parent_class;
/* virtual methods */
int (*load) (RuleContext *rc, const char *system, const char *user);
int (*save) (RuleContext *rc, const char *user);
int (*revert) (RuleContext *rc, const char *user);
GList *(*delete_uri) (RuleContext *rc, const char *uri, GCompareFunc cmp);
GList *(*rename_uri) (RuleContext *rc, const char *olduri, const char *newuri, GCompareFunc cmp);
FilterElement *(*new_element)(RuleContext *rc, const char *name);
/* signals */
void (*rule_added) (RuleContext *rc, FilterRule *rule);
void (*rule_removed) (RuleContext *rc, FilterRule *rule);
void (*changed) (RuleContext *rc);
};
typedef void (*RCPartFunc) (RuleContext *rc, FilterPart *part);
typedef void (*RCRuleFunc) (RuleContext *rc, FilterRule *part);
typedef FilterPart * (*RCNextPartFunc) (RuleContext *rc, FilterPart *part);
typedef FilterRule * (*RCNextRuleFunc) (RuleContext *rc, FilterRule *rule, const char *source);
struct _part_set_map {
char *name;
GType type;
RCPartFunc append;
RCNextPartFunc next;
};
struct _rule_set_map {
char *name;
GType type;
RCRuleFunc append;
RCNextRuleFunc next;
};
GType rule_context_get_type (void);
/* methods */
RuleContext *rule_context_new (void);
/* io */
int rule_context_load (RuleContext *rc, const char *system, const char *user);
int rule_context_save (RuleContext *rc, const char *user);
int rule_context_revert (RuleContext *rc, const char *user);
void rule_context_add_part (RuleContext *rc, FilterPart *new);
FilterPart *rule_context_find_part (RuleContext *rc, const char *name);
FilterPart *rule_context_create_part (RuleContext *rc, const char *name);
FilterPart *rule_context_next_part (RuleContext *rc, FilterPart *last);
FilterRule *rule_context_next_rule (RuleContext *rc, FilterRule *last, const char *source);
FilterRule *rule_context_find_rule (RuleContext *rc, const char *name, const char *source);
FilterRule *rule_context_find_rank_rule (RuleContext *rc, int rank, const char *source);
void rule_context_add_rule (RuleContext *rc, FilterRule *new);
void rule_context_add_rule_gui (RuleContext *rc, FilterRule *rule, const char *title, const char *path);
void rule_context_remove_rule (RuleContext *rc, FilterRule *rule);
/* get/set the rank (position) of a rule */
void rule_context_rank_rule (RuleContext *rc, FilterRule *rule, const char *source, int rank);
int rule_context_get_rank_rule (RuleContext *rc, FilterRule *rule, const char *source);
/* setup type for set parts */
void rule_context_add_part_set (RuleContext *rc, const char *setname, GType part_type,
RCPartFunc append, RCNextPartFunc next);
void rule_context_add_rule_set (RuleContext *rc, const char *setname, GType rule_type,
RCRuleFunc append, RCNextRuleFunc next);
/* dynamic element types */
FilterElement *rule_context_new_element(RuleContext *rc, const char *name);
/* uri's disappear/renamed externally */
GList *rule_context_delete_uri (RuleContext *rc, const char *uri, GCompareFunc cmp);
GList *rule_context_rename_uri (RuleContext *rc, const char *olduri, const char *newuri, GCompareFunc cmp);
void rule_context_free_uri_list (RuleContext *rc, GList *uris);
#endif /* ! _RULE_CONTEXT_H */
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