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![Jeroen Zwartepoorte](/assets/img/avatar_default.png)
* gnomevfs/Directory.cs: s/uint/FilePermissions/. * gnomevfs/Gnomevfs.metadata: Make a bunch of API more user-friendly & C# like. * gnomevfs/Monitor.cs: Add internal MonitorEventType enum. * gnomevfs/Uri.custom: Move a bunch of API from Vfs.cs to Uri. * gnomevfs/Vfs.cs: Only put initialize & shutdown methods in here (plus some debug API). * gnomevfs/VfsStream.cs: Use new Uri API. * sample/gnomevfs/TestUnlink.cs: Fix sample. svn path=/trunk/gtk-sharp/; revision=38112
125 lines
3.6 KiB
C#
125 lines
3.6 KiB
C#
// Monitor.cs - gnome_vfs_monitor_* bindings.
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//
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// Authors: Jeroen Zwartepoorte <jeroen@xs4all.nl>
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//
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// Copyright (c) 2004 Jeroen Zwartepoorte
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of version 2 of the Lesser GNU General
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// Public License as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this program; if not, write to the
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// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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// Boston, MA 02111-1307, USA.
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using System;
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using System.Runtime.InteropServices;
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namespace Gnome.Vfs {
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public delegate void MonitorHandler (string monitor, string uri);
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internal delegate void MonitorCallback (string monitorUri, string uri, MonitorEventType eventType);
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internal delegate void MonitorCallbackNative (IntPtr handle, string monitorUri, string uri, MonitorEventType eventType, IntPtr data);
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internal class MonitorCallbackWrapper : GLib.DelegateWrapper {
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public void NativeCallback (IntPtr handle, string monitorUri, string uri, MonitorEventType eventType, IntPtr data)
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{
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_managed (monitorUri, uri, eventType);
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}
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internal MonitorCallbackNative NativeDelegate;
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protected MonitorCallback _managed;
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public MonitorCallbackWrapper (MonitorCallback managed, object o) : base (o)
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{
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NativeDelegate = new MonitorCallbackNative (NativeCallback);
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_managed = managed;
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}
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}
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internal enum MonitorEventType {
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Changed,
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Deleted,
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Startexecuting,
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Stopexecuting,
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Created,
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MetadataChanged,
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}
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public class Monitor {
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private IntPtr handle;
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private MonitorCallbackWrapper wrapper;
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public event MonitorHandler Changed;
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public event MonitorHandler Deleted;
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public event MonitorHandler Startexecuting;
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public event MonitorHandler Stopexecuting;
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public event MonitorHandler Created;
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public event MonitorHandler MetadataChanged;
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public Monitor ()
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{
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}
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[DllImport ("gnomevfs-2")]
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private static extern Result gnome_vfs_monitor_add (out IntPtr handle, string uri, MonitorType type, MonitorCallbackNative callback, IntPtr user_data);
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public Result Add (string uri, MonitorType type)
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{
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handle = IntPtr.Zero;
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if (wrapper == null)
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wrapper = new MonitorCallbackWrapper (new MonitorCallback (OnMonitorEvent), null);
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Result result = gnome_vfs_monitor_add (out handle, uri, type, wrapper.NativeDelegate, IntPtr.Zero);
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return result;
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}
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[DllImport ("gnomevfs-2")]
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private static extern Result gnome_vfs_monitor_cancel (IntPtr handle);
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public Result Cancel ()
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{
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if (handle == IntPtr.Zero)
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throw new InvalidOperationException ("Nothing to cancel");
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return gnome_vfs_monitor_cancel (handle);
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}
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private void OnMonitorEvent (string monitorUri, string uri, MonitorEventType eventType)
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{
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MonitorHandler handler = null;
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switch (eventType) {
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case MonitorEventType.Changed:
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handler = Changed;
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break;
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case MonitorEventType.Deleted:
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handler = Deleted;
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break;
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case MonitorEventType.Startexecuting:
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handler = Startexecuting;
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break;
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case MonitorEventType.Stopexecuting:
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handler = Stopexecuting;
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break;
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case MonitorEventType.Created:
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handler = Created;
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break;
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case MonitorEventType.MetadataChanged:
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handler = MetadataChanged;
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break;
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}
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if (handler != null)
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handler (monitorUri, uri);
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}
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}
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}
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