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/*
* Copyright (C) 2005 Novell, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
*
* Author: Anders Carlsson <andersca@imendio.com>
*
* Based on nautilus-search-engine.c
*/
#include "config.h"
#include "gtksearchengine.h"
#include "gtksearchenginesimple.h"
#include "gtksearchenginetracker.h"
#include "gtksearchenginequartz.h"
#include <gdk/gdk.h> /* for GDK_WINDOWING_QUARTZ */
#ifndef G_OS_WIN32 /* No tracker on Windows */
#define HAVE_TRACKER 1
#endif
enum
{
HITS_ADDED,
HITS_SUBTRACTED,
FINISHED,
ERROR,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL];
G_DEFINE_ABSTRACT_TYPE (GtkSearchEngine, _gtk_search_engine, G_TYPE_OBJECT);
static void
finalize (GObject *object)
{
G_OBJECT_CLASS (_gtk_search_engine_parent_class)->finalize (object);
}
static void
_gtk_search_engine_class_init (GtkSearchEngineClass *class)
{
GObjectClass *gobject_class;
gobject_class = G_OBJECT_CLASS (class);
gobject_class->finalize = finalize;
signals[HITS_ADDED] =
g_signal_new ("hits-added",
G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GtkSearchEngineClass, hits_added),
NULL, NULL,
g_cclosure_marshal_VOID__POINTER,
G_TYPE_NONE, 1,
G_TYPE_POINTER);
signals[HITS_SUBTRACTED] =
g_signal_new ("hits-subtracted",
G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GtkSearchEngineClass, hits_subtracted),
NULL, NULL,
g_cclosure_marshal_VOID__POINTER,
G_TYPE_NONE, 1,
G_TYPE_POINTER);
signals[FINISHED] =
g_signal_new ("finished",
G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GtkSearchEngineClass, finished),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
signals[ERROR] =
g_signal_new ("error",
G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (GtkSearchEngineClass, error),
NULL, NULL,
g_cclosure_marshal_VOID__STRING,
G_TYPE_NONE, 1,
G_TYPE_STRING);
}
static void
_gtk_search_engine_init (GtkSearchEngine *engine)
{
}
GtkSearchEngine *
_gtk_search_engine_new (void)
{
GtkSearchEngine *engine = NULL;
#ifdef HAVE_TRACKER
engine = _gtk_search_engine_tracker_new ();
if (engine)
return engine;
#endif
#ifdef GDK_WINDOWING_QUARTZ
engine = _gtk_search_engine_quartz_new ();
if (engine)
return engine;
#endif
if (g_thread_supported ())
engine = _gtk_search_engine_simple_new ();
return engine;
}
void
_gtk_search_engine_set_query (GtkSearchEngine *engine,
GtkQuery *query)
{
g_return_if_fail (GTK_IS_SEARCH_ENGINE (engine));
g_return_if_fail (GTK_SEARCH_ENGINE_GET_CLASS (engine)->set_query != NULL);
GTK_SEARCH_ENGINE_GET_CLASS (engine)->set_query (engine, query);
}
void
_gtk_search_engine_start (GtkSearchEngine *engine)
{
g_return_if_fail (GTK_IS_SEARCH_ENGINE (engine));
g_return_if_fail (GTK_SEARCH_ENGINE_GET_CLASS (engine)->start != NULL);
GTK_SEARCH_ENGINE_GET_CLASS (engine)->start (engine);
}
void
_gtk_search_engine_stop (GtkSearchEngine *engine)
{
g_return_if_fail (GTK_IS_SEARCH_ENGINE (engine));
g_return_if_fail (GTK_SEARCH_ENGINE_GET_CLASS (engine)->stop != NULL);
GTK_SEARCH_ENGINE_GET_CLASS (engine)->stop (engine);
}
gboolean
_gtk_search_engine_is_indexed (GtkSearchEngine *engine)
{
g_return_val_if_fail (GTK_IS_SEARCH_ENGINE (engine), FALSE);
g_return_val_if_fail (GTK_SEARCH_ENGINE_GET_CLASS (engine)->is_indexed != NULL, FALSE);
return GTK_SEARCH_ENGINE_GET_CLASS (engine)->is_indexed (engine);
}
void
_gtk_search_engine_hits_added (GtkSearchEngine *engine,
GList *hits)
{
g_return_if_fail (GTK_IS_SEARCH_ENGINE (engine));
g_signal_emit (engine, signals[HITS_ADDED], 0, hits);
}
void
_gtk_search_engine_hits_subtracted (GtkSearchEngine *engine,
GList *hits)
{
g_return_if_fail (GTK_IS_SEARCH_ENGINE (engine));
g_signal_emit (engine, signals[HITS_SUBTRACTED], 0, hits);
}
void
_gtk_search_engine_finished (GtkSearchEngine *engine)
{
g_return_if_fail (GTK_IS_SEARCH_ENGINE (engine));
g_signal_emit (engine, signals[FINISHED], 0);
}
void
_gtk_search_engine_error (GtkSearchEngine *engine,
const gchar *error_message)
{
g_return_if_fail (GTK_IS_SEARCH_ENGINE (engine));
g_signal_emit (engine, signals[ERROR], 0, error_message);
}
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