99 lines
3.8 KiB
C#
99 lines
3.8 KiB
C#
//
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// Async.cs: Bindings for gnome-vfs asynchronized functions calls.
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//
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// Author:
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// Jeroen Zwartepoorte <jeroen@xs4all.nl>
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//
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// (C) Copyright Jeroen Zwartepoorte 2004
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//
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using System;
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using System.IO;
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using System.Runtime.InteropServices;
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namespace Gnome.Vfs {
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public class Async {
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public enum Priority {
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Min = -10,
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Default = 0,
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Max = 10
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}
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[DllImport ("gnomevfs-2")]
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private static extern void gnome_vfs_async_cancel (IntPtr handle);
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public static void Cancel (Handle handle)
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{
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gnome_vfs_async_cancel (handle.Raw);
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}
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[DllImport ("gnomevfs-2")]
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private static extern void gnome_vfs_async_close (IntPtr handle, AsyncCallbackNative callback, IntPtr data);
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public static void Close (Handle handle, AsyncCallback callback)
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{
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AsyncCallbackWrapper wrapper = new AsyncCallbackWrapper (callback, null);
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gnome_vfs_async_close (handle.Raw, wrapper.NativeDelegate, IntPtr.Zero);
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}
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[DllImport ("gnomevfs-2")]
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private static extern void gnome_vfs_async_create (out IntPtr handle, string uri, OpenMode mode, bool exclusive, uint perm, int priority, AsyncCallbackNative callback, IntPtr data);
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public static Handle Create (string uri, OpenMode mode, bool exclusive, FilePermissions perm, int priority, AsyncCallback callback)
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{
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IntPtr handle = IntPtr.Zero;
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AsyncCallbackWrapper wrapper = new AsyncCallbackWrapper (callback, null);
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gnome_vfs_async_create (out handle, uri, mode, exclusive, (uint)perm, priority, wrapper.NativeDelegate, IntPtr.Zero);
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return new Handle (handle);
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}
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public static Handle Create (Uri uri, OpenMode mode, bool exclusive, FilePermissions perm, int priority, AsyncCallback callback)
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{
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return Create (uri.ToString (), mode, exclusive, perm, priority, callback);
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}
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[DllImport ("gnomevfs-2")]
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private static extern void gnome_vfs_async_open (out IntPtr handle, string uri, OpenMode mode, int priority, AsyncCallbackNative callback, IntPtr data);
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public static Handle Open (string uri, OpenMode mode, int priority, AsyncCallback callback)
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{
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IntPtr handle = IntPtr.Zero;
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AsyncCallbackWrapper wrapper = new AsyncCallbackWrapper (callback, null);
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gnome_vfs_async_open (out handle, uri, mode, priority, wrapper.NativeDelegate, IntPtr.Zero);
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return new Handle (handle);
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}
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public static Handle Open (Uri uri, OpenMode mode, int priority, AsyncCallback callback)
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{
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return Open (uri.ToString (), mode, priority, callback);
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}
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[DllImport ("gnomevfs-2")]
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private static extern void gnome_vfs_async_read (IntPtr handle, out byte buffer, uint bytes, AsyncReadCallbackNative callback, IntPtr data);
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public static void Read (Handle handle, out byte buffer, uint bytes, AsyncReadCallback callback)
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{
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AsyncReadCallbackWrapper wrapper = new AsyncReadCallbackWrapper (callback, null);
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gnome_vfs_async_read (handle.Raw, out buffer, bytes, wrapper.NativeDelegate, IntPtr.Zero);
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}
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[DllImport ("gnomevfs-2")]
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private static extern void gnome_vfs_async_seek (IntPtr handle, SeekPosition whence, long offset, AsyncCallbackNative callback, IntPtr data);
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public static void Seek (Handle handle, SeekPosition whence, long offset, AsyncCallback callback)
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{
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AsyncCallbackWrapper wrapper = new AsyncCallbackWrapper (callback, null);
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gnome_vfs_async_seek (handle.Raw, whence, offset, wrapper.NativeDelegate, IntPtr.Zero);
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}
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[DllImport ("gnomevfs-2")]
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private static extern void gnome_vfs_async_write (IntPtr handle, out byte buffer, uint bytes, AsyncWriteCallbackNative callback, IntPtr data);
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public static void Write (Handle handle, out byte buffer, uint bytes, AsyncWriteCallback callback)
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{
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AsyncWriteCallbackWrapper wrapper = new AsyncWriteCallbackWrapper (callback, null);
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gnome_vfs_async_write (handle.Raw, out buffer, bytes, wrapper.NativeDelegate, IntPtr.Zero);
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}
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}
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}
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