gio/win32/gwin32filemonitor.c

   1 /* GIO - GLib Input, Output and Streaming Library
   2  *
   3  * Copyright (C) 2006-2007 Red Hat, Inc.
   4  * Copyright (C) 2006-2007 Red Hat, Inc.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General
  17  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18  *
  19  * Author: Vlad Grecescu <b100dian@gmail.com>
  20  * Author: Chun-wei Fan <fanc999@yahoo.com.tw>
  21  *
  22  */
  23
  24 #include "config.h"
  25
  26 #include "gwin32filemonitor.h"
  27 #include "gwin32fsmonitorutils.h"
  28
  29 #include <windows.h>
  30
  31 G_DEFINE_TYPE_WITH_CODE (GWin32FileMonitor, g_win32_file_monitor, G_TYPE_LOCAL_FILE_MONITOR,
  32                          g_io_extension_point_implement (G_LOCAL_FILE_MONITOR_EXTENSION_POINT_NAME,
  33                                                          g_define_type_id, "win32filemonitor", 20))
  34
  35 static void
  36 g_win32_file_monitor_start (GLocalFileMonitor  *monitor,
  37                             const gchar        *dirname,
  38                             const gchar        *basename,
  39                             const gchar        *filename,
  40                             GFileMonitorSource *source)
  41 {
  42   GWin32FileMonitor *win32_monitor = G_WIN32_FILE_MONITOR (monitor);
  43
  44   win32_monitor->priv->fms = source;
  45
  46   if (filename == NULL && basename == NULL)
  47     g_win32_fs_monitor_init (win32_monitor->priv, dirname, NULL, FALSE);
  48   else if (basename != NULL)
  49     g_win32_fs_monitor_init (win32_monitor->priv, dirname, basename, TRUE);
  50   else
  51     g_win32_fs_monitor_init (win32_monitor->priv, NULL, filename, TRUE);
  52 }
  53
  54 static gboolean
  55 g_win32_file_monitor_is_supported (void)
  56 {
  57   return TRUE;
  58 }
  59
  60 static void
  61 g_win32_file_monitor_init (GWin32FileMonitor *monitor)
  62 {
  63   monitor->priv = g_win32_fs_monitor_create (TRUE);
  64
  65   monitor->priv->self = G_FILE_MONITOR (monitor);
  66 }
  67
  68 static void
  69 g_win32_file_monitor_finalize (GObject *object)
  70 {
  71   GWin32FileMonitor *monitor;
  72
  73   monitor = G_WIN32_FILE_MONITOR (object);
  74
  75   g_win32_fs_monitor_finalize (monitor->priv);
  76
  77   G_OBJECT_CLASS (g_win32_file_monitor_parent_class)->finalize (object);
  78 }
  79
  80 static gboolean
  81 g_win32_file_monitor_cancel (GFileMonitor* monitor)
  82 {
  83   GWin32FileMonitor *file_monitor;
  84
  85   file_monitor = G_WIN32_FILE_MONITOR (monitor);
  86
  87   g_win32_fs_monitor_close_handle (file_monitor->priv);
  88
  89   return TRUE;
  90 }
  91
  92 static void
  93 g_win32_file_monitor_class_init (GWin32FileMonitorClass *klass)
  94 {
  95   GObjectClass* gobject_class = G_OBJECT_CLASS (klass);
  96   GFileMonitorClass *file_monitor_class = G_FILE_MONITOR_CLASS (klass);
  97   GLocalFileMonitorClass *local_file_monitor_class = G_LOCAL_FILE_MONITOR_CLASS (klass);
  98
  99   gobject_class->finalize = g_win32_file_monitor_finalize;
 100   file_monitor_class->cancel = g_win32_file_monitor_cancel;
 101
 102   local_file_monitor_class->is_supported = g_win32_file_monitor_is_supported;
 103   local_file_monitor_class->start = g_win32_file_monitor_start;
 104 }