//
// System.CStreamReader
//
// Authors:
// Dietmar Maurer (dietmar@ximian.com)
// Miguel de Icaza (miguel@ximian.com)
// Dick Porter (dick@ximian.com)
// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) Ximian, Inc. http://www.ximian.com
// Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
#if !NET_2_1
using System.Text;
using System.Runtime.InteropServices;
namespace System.IO{
class CStreamReader : StreamReader {
TermInfoDriver driver;
public CStreamReader(Stream stream, Encoding encoding)
: base (stream, encoding)
{
driver = (TermInfoDriver) ConsoleDriver.driver;
}
public override int Peek ()
{
try {
return base.Peek ();
} catch (IOException) {
}
return -1;
}
public override int Read ()
{
try {
ConsoleKeyInfo key = Console.ReadKey ();
return key.KeyChar;
} catch (IOException) {
}
return(-1);
}
public override int Read ([In, Out] char [] dest, int index, int count)
{
if (dest == null)
throw new ArgumentNullException ("dest");
if (index < 0)
throw new ArgumentOutOfRangeException ("index", "< 0");
if (count < 0)
throw new ArgumentOutOfRangeException ("count", "< 0");
// ordered to avoid possible integer overflow
if (index > dest.Length - count)
throw new ArgumentException ("index + count > dest.Length");
try {
return driver.Read (dest, index, count);
} catch (IOException) {
}
return 0;
}
public override string ReadLine ()
{
try {
return driver.ReadLine ();
} catch (IOException) {
}
return null;
}
public override string ReadToEnd ()
{
try {
return (base.ReadToEnd ());
} catch (IOException) {
}
return null;
}
}
}
#endif
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