| /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
| /* vim:set expandtab ts=4 shiftwidth=4: */ |
| /* GIO - GLib Input, Output and Streaming Library |
| * |
| * Copyright (C) 2006-2007 Red Hat, Inc. |
| * Copyright (C) 2007 Sebastian Dröge. |
| * Copyright (C) 2008 Sun Microsystems, Inc. All rights reserved. |
| * Use is subject to license terms. |
| * |
| * 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, |
| * Boston, MA 02111-1307, USA. |
| * |
| * Authors: Alexander Larsson <alexl@redhat.com> |
| * John McCutchan <john@johnmccutchan.com> |
| * Sebastian Dröge <slomo@circular-chaos.org> |
| * Lin Ma <lin.ma@sun.com> |
| */ |
| |
| #include "config.h" |
| |
| #include "gfenfilemonitor.h" |
| #include <gio/giomodule.h> |
| |
| #include "fen-helper.h" |
| |
| #include "gioalias.h" |
| |
| struct _GFenFileMonitor |
| { |
| GLocalFileMonitor parent_instance; |
| fen_sub* sub; |
| }; |
| |
| static gboolean g_fen_file_monitor_cancel (GFileMonitor* monitor); |
| |
| #define g_fen_file_monitor_get_type _g_fen_file_monitor_get_type |
| G_DEFINE_TYPE_WITH_CODE (GFenFileMonitor, g_fen_file_monitor, G_TYPE_LOCAL_FILE_MONITOR, |
| g_io_extension_point_implement (G_LOCAL_FILE_MONITOR_EXTENSION_POINT_NAME, |
| g_define_type_id, |
| "fen", |
| 20)) |
| |
| static void |
| g_fen_file_monitor_finalize (GObject *object) |
| { |
| GFenFileMonitor *self = G_FEN_FILE_MONITOR (object); |
| |
| if (self->sub) { |
| fen_remove (G_LOCAL_FILE_MONITOR (self)->filename, self->sub, FALSE); |
| fen_sub_delete (self->sub); |
| self->sub = NULL; |
| } |
| |
| if (G_OBJECT_CLASS (g_fen_file_monitor_parent_class)->finalize) |
| (*G_OBJECT_CLASS (g_fen_file_monitor_parent_class)->finalize) (object); |
| } |
| |
| static GObject * |
| g_fen_file_monitor_constructor (GType type, |
| guint n_construct_properties, |
| GObjectConstructParam *construct_properties) |
| { |
| GObject *obj; |
| GFenFileMonitorClass *klass; |
| GObjectClass *parent_class; |
| GFenFileMonitor *self; |
| const gchar *filename = NULL; |
| |
| klass = G_FEN_FILE_MONITOR_CLASS (g_type_class_peek (G_TYPE_FEN_FILE_MONITOR)); |
| parent_class = g_fen_file_monitor_parent_class; |
| obj = parent_class->constructor (type, |
| n_construct_properties, |
| construct_properties); |
| |
| self = G_FEN_FILE_MONITOR (obj); |
| |
| filename = G_LOCAL_FILE_MONITOR (obj)->filename; |
| |
| g_assert (filename != NULL); |
| |
| /* Will never fail as is_supported() should be called before instanciating |
| * anyway */ |
| if (!fen_init ()) |
| g_assert_not_reached (); |
| |
| /* FIXME: what to do about errors here? we can't return NULL or another |
| * kind of error and an assertion is probably too hard */ |
| self->sub = fen_sub_new (self, FALSE); |
| g_assert (self->sub); |
| |
| fen_add (filename, self->sub, FALSE); |
| |
| return obj; |
| } |
| |
| static gboolean |
| g_fen_file_monitor_is_supported (void) |
| { |
| return fen_init (); |
| } |
| |
| static void |
| g_fen_file_monitor_class_init (GFenFileMonitorClass* klass) |
| { |
| GObjectClass* gobject_class = G_OBJECT_CLASS (klass); |
| GFileMonitorClass *file_monitor_class = G_FILE_MONITOR_CLASS (klass); |
| GLocalFileMonitorClass *local_file_monitor_class = G_LOCAL_FILE_MONITOR_CLASS (klass); |
| |
| gobject_class->finalize = g_fen_file_monitor_finalize; |
| gobject_class->constructor = g_fen_file_monitor_constructor; |
| file_monitor_class->cancel = g_fen_file_monitor_cancel; |
| |
| local_file_monitor_class->is_supported = g_fen_file_monitor_is_supported; |
| } |
| |
| static void |
| g_fen_file_monitor_init (GFenFileMonitor* monitor) |
| { |
| } |
| |
| static gboolean |
| g_fen_file_monitor_cancel (GFileMonitor* monitor) |
| { |
| GFenFileMonitor *self = G_FEN_FILE_MONITOR (monitor); |
| |
| if (self->sub) { |
| fen_remove (G_LOCAL_FILE_MONITOR (self)->filename, self->sub, FALSE); |
| fen_sub_delete (self->sub); |
| self->sub = NULL; |
| } |
| |
| if (G_FILE_MONITOR_CLASS (g_fen_file_monitor_parent_class)->cancel) |
| (*G_FILE_MONITOR_CLASS (g_fen_file_monitor_parent_class)->cancel) (monitor); |
| |
| return TRUE; |
| } |
| |