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/**
* Navit, a modular navigation system.
* Copyright (C) 2005-2008 Navit Team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <stdlib.h>
#include <glib.h>
#include "debug.h"
#include "item.h"
#include "callback.h"
#include "config_.h"
struct config {
struct attr **attrs;
struct callback_list *cbl;
} *config;
struct attr_iter {
void *iter;
};
void
config_destroy(struct config *this_)
{
attr_list_free(this_->attrs);
callback_list_destroy(this_->cbl);
g_free(config);
dbg(0,"exit");
exit(0);
}
int
config_get_attr(struct config *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter)
{
dbg(0,"enter\n");
return attr_generic_get_attr(this_->attrs, NULL, type, attr, iter);
}
static int
config_set_attr_int(struct config *this_, struct attr *attr)
{
switch (attr->type) {
case attr_language:
setenv("LANG",attr->u.str,1);
return 1;
default:
return 0;
}
}
int
config_set_attr(struct config *this_, struct attr *attr)
{
return config_set_attr_int(this_, attr);
}
int
config_add_attr(struct config *this_, struct attr *attr)
{
switch (attr->type) {
case attr_callback:
callback_list_add(this_->cbl, attr->u.callback);
default:
this_->attrs=attr_generic_add_attr(this_->attrs, attr);
}
callback_list_call_attr_2(this_->cbl, attr->type, attr->u.data, 1);
return 1;
}
int
config_remove_attr(struct config *this_, struct attr *attr)
{
switch (attr->type) {
case attr_callback:
callback_list_remove(this_->cbl, attr->u.callback);
default:
this_->attrs=attr_generic_remove_attr(this_->attrs, attr);
}
callback_list_call_attr_2(this_->cbl, attr->type, attr->u.data, -1);
return 1;
}
struct attr_iter *
config_attr_iter_new()
{
dbg(0,"enter\n");
return g_new0(struct attr_iter, 1);
}
void
config_attr_iter_destroy(struct attr_iter *iter)
{
dbg(0,"enter\n");
g_free(iter);
}
struct config *
config_new(struct attr *parent, struct attr **attrs)
{
dbg(0,"enter\n");
if (config) {
dbg(0,"only one config allowed\n");
return NULL;
}
if (parent) {
dbg(0,"no parent in config allowed\n");
return NULL;
}
config=g_new0(struct config, 1);
config->attrs=attr_list_dup(attrs);
config->cbl=callback_list_new();
while (*attrs) {
if (!config_set_attr_int(config,*attrs)) {
dbg(0,"failed to set attribute '%s'\n",attr_to_name((*attrs)->type));
config_destroy(config);
config=NULL;
break;
}
attrs++;
}
return config;
}
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