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/**
* Navit, a modular navigation system.
* Copyright (C) 2005-2012 Navit Team
*
* This program is free software; you can redistribute it and/or
* modify it under the terscr 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 <glib.h>
#include "item.h"
#include "debug.h"
#include "event.h"
#include "callback.h"
#include "command.h"
#include "xmlconfig.h"
struct script {
NAVIT_OBJECT
struct attr parent;
struct callback *cb;
struct event_timeout *timeout;
struct command_saved *cs;
};
static void script_run(struct script *scr) {
struct attr *xml_text=attr_search(scr->attrs, NULL, attr_xml_text);
int error;
if (!xml_text || !xml_text->u.str) {
dbg(lvl_error,"no text");
return;
}
dbg(lvl_debug,"running '%s'",xml_text->u.str);
command_evaluate_to_void(&scr->parent, xml_text->u.str, &error);
}
static int script_set_attr_int(struct script *scr, struct attr *attr) {
switch (attr->type) {
case attr_refresh_cond:
dbg(lvl_debug,"refresh_cond");
if (scr->cs)
command_saved_destroy(scr->cs);
scr->cs=command_saved_attr_new(attr->u.str, &scr->parent, scr->cb, 0);
return 1;
case attr_update_period:
if (scr->timeout)
event_remove_timeout(scr->timeout);
scr->timeout=event_add_timeout(attr->u.num, 1, scr->cb);
return 1;
default:
return 0;
}
}
static struct script *script_new(struct attr *parent, struct attr **attrs) {
struct script *scr=g_new0(struct script, 1);
scr->func=&script_func;
navit_object_ref((struct navit_object *)scr);
scr->attrs=attr_list_dup(attrs);
attrs=scr->attrs;
scr->cb=callback_new_1(callback_cast(script_run), scr);
scr->parent=*parent;
while (attrs && *attrs)
script_set_attr_int(scr, *attrs++);
dbg(lvl_debug,"return %p",scr);
return scr;
}
static void script_destroy(struct script *scr) {
dbg(lvl_debug,"enter %p",scr);
if (scr->timeout)
event_remove_timeout(scr->timeout);
if (scr->cs)
command_saved_destroy(scr->cs);
callback_destroy(scr->cb);
attr_list_free(scr->attrs);
g_free(scr);
}
struct object_func script_func = {
attr_script,
(object_func_new)script_new,
(object_func_get_attr)navit_object_get_attr,
(object_func_iter_new)navit_object_attr_iter_new,
(object_func_iter_destroy)navit_object_attr_iter_destroy,
(object_func_set_attr)navit_object_set_attr,
(object_func_add_attr)navit_object_add_attr,
(object_func_remove_attr)navit_object_remove_attr,
(object_func_init)NULL,
(object_func_destroy)script_destroy,
(object_func_dup)NULL,
(object_func_ref)navit_object_ref,
(object_func_unref)navit_object_unref,
};
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