gio: Wrap IOStream in GIOStream too

This commit is contained in:
Stephane Delcroix 2009-11-13 16:20:04 +01:00 committed by Bertrand Lorentz
parent d90fae8da7
commit 5290f4c520

View File

@ -63,6 +63,14 @@ namespace GLib
can_seek = stream is Seekable && (stream as Seekable).CanSeek;
}
public GioStream (IOStream stream)
{
this.stream = stream;
can_read = true;
can_write = true;
can_seek = stream is Seekable && (stream as Seekable).CanSeek;
}
public override bool CanSeek {
get { return can_seek; }
}
@ -90,6 +98,10 @@ namespace GLib
FileInfo info = (stream as FileOutputStream).QueryInfo ("standard::size", null);
return info.Size;
}
if (stream is FileIOStream) {
FileInfo info = (stream as FileIOStream).QueryInfo ("standard::size", null);
return info.Size;
}
throw new NotImplementedException (String.Format ("not implemented for {0} streams", stream.GetType()));
}
}
@ -127,7 +139,11 @@ namespace GLib
throw new NotSupportedException ("The stream does not support reading");
if (is_disposed)
throw new ObjectDisposedException ("The stream is closed");
InputStream input_stream = stream as InputStream;
InputStream input_stream = null;
if (stream is InputStream)
input_stream = stream as InputStream;
else if (stream is IOStream)
input_stream = (stream as IOStream).InputStream;
if (input_stream == null)
throw new System.Exception ("this shouldn't happen");
@ -155,7 +171,11 @@ namespace GLib
throw new NotSupportedException ("The stream does not support writing");
if (is_disposed)
throw new ObjectDisposedException ("The stream is closed");
OutputStream output_stream = stream as OutputStream;
OutputStream output_stream = null;
if (stream is OutputStream)
output_stream = stream as OutputStream;
else if (stream is IOStream)
output_stream = (stream as IOStream).OutputStream;
if (output_stream == null)
throw new System.Exception ("this shouldn't happen");
if (offset == 0) {
@ -209,6 +229,8 @@ namespace GLib
(stream as InputStream).Close (null);
if (stream is OutputStream)
(stream as OutputStream).Close (null);
if (stream is IOStream)
(stream as IOStream).Close (null);
is_disposed = true;
}
}