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/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
/*
* mate-utils
* Copyright (C) Johannes Schmid 2009 <jhs@gnome.org>
*
* mate-utils is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* mate-utils 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, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "logview-filter.h"
enum {
PROP_0,
PROP_REGEX,
PROP_NAME,
PROP_TEXTTAG
};
G_DEFINE_TYPE (LogviewFilter, logview_filter, G_TYPE_OBJECT);
struct _LogviewFilterPrivate {
GRegex* regex;
gchar* name;
GtkTextTag* tag;
};
#define LOGVIEW_FILTER_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE ((o), LOGVIEW_TYPE_FILTER, LogviewFilterPrivate))
static void
logview_filter_init (LogviewFilter *object)
{
object->priv = LOGVIEW_FILTER_GET_PRIVATE(object);
object->priv->tag = NULL;
}
static void
logview_filter_finalize (GObject *object)
{
LogviewFilterPrivate *priv = LOGVIEW_FILTER (object)->priv;
if (priv->tag) {
g_object_unref (priv->tag);
}
g_regex_unref (priv->regex);
g_free (priv->name);
G_OBJECT_CLASS (logview_filter_parent_class)->finalize (object);
}
static void
logview_filter_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
LogviewFilterPrivate* priv = LOGVIEW_FILTER (object)->priv;
switch (prop_id) {
case PROP_NAME:
priv->name = g_value_dup_string (value);
break;
case PROP_REGEX: {
GError* err;
const gchar* regex;
err = NULL;
regex = g_value_get_string (value);
priv->regex = g_regex_new (regex, 0, 0, &err);
if (err) {
g_regex_unref (priv->regex);
priv->regex = NULL;
g_warning ("Couldn't create GRegex object: %s", err->message);
g_error_free (err);
}
break;
}
case PROP_TEXTTAG: {
if (priv->tag) {
g_object_unref (priv->tag);
}
priv->tag = g_value_dup_object (value);
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
logview_filter_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
LogviewFilterPrivate* priv = LOGVIEW_FILTER (object)->priv;
switch (prop_id) {
case PROP_REGEX:
g_value_set_string (value, g_regex_get_pattern (priv->regex));
break;
case PROP_NAME:
g_value_set_string (value, priv->name);
break;
case PROP_TEXTTAG:
g_value_set_object (value, priv->tag);
break;
}
}
static void
logview_filter_class_init (LogviewFilterClass *klass)
{
GObjectClass* object_class = G_OBJECT_CLASS (klass);
object_class->finalize = logview_filter_finalize;
object_class->set_property = logview_filter_set_property;
object_class->get_property = logview_filter_get_property;
g_object_class_install_property (object_class,
PROP_REGEX,
g_param_spec_string ("regex",
"regular expression",
"regular expression",
"NULL",
G_PARAM_WRITABLE | G_PARAM_READABLE | G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class,
PROP_NAME,
g_param_spec_string ("name",
"name",
"name",
"NULL",
G_PARAM_WRITABLE | G_PARAM_READABLE | G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class,
PROP_TEXTTAG,
g_param_spec_object ("texttag",
"texttag",
"The text tag to be set on matching lines",
GTK_TYPE_TEXT_TAG,
G_PARAM_READABLE | G_PARAM_WRITABLE));
g_type_class_add_private (klass, sizeof (LogviewFilterPrivate));
}
/* public methods */
LogviewFilter*
logview_filter_new (const gchar *name, const gchar *regex)
{
return g_object_new (LOGVIEW_TYPE_FILTER,
"name", name,
"regex", regex,
NULL);
}
gboolean
logview_filter_filter (LogviewFilter *filter, const gchar *line)
{
GMatchInfo* match_info;
LogviewFilterPrivate* priv;
gboolean retval;
g_return_val_if_fail (LOGVIEW_IS_FILTER (filter), FALSE);
g_return_val_if_fail (line != NULL, FALSE);
priv = filter->priv;
g_regex_match (priv->regex, line, 0, &match_info);
retval = g_match_info_matches (match_info);
g_match_info_free (match_info);
return retval;
}
GtkTextTag *
logview_filter_get_tag (LogviewFilter *filter)
{
g_return_val_if_fail (LOGVIEW_IS_FILTER (filter), NULL);
return filter->priv->tag;
}
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