GtkSharp/generator/ByRefGen.cs

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// GtkSharp.Generation.ByRefGen.cs - The ByRef type Generatable.
//
// Author: Mike Kestner <mkestner@novell.com>
//
// Copyright (c) 2003 Mike Kestner
// Copyright (c) 2004 Novell, Inc.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2 of the GNU General Public
// License as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
namespace GtkSharp.Generation {
using System;
public class ByRefGen : SimpleBase, IManualMarshaler {
public ByRefGen (string ctype, string type) : base (ctype, type) {}
public override string MarshalType {
get {
return "IntPtr";
}
}
public override string CallByName (string var_name)
{
return "native_" + var_name;
}
public string AllocNative ()
{
return "Marshal.AllocHGlobal (Marshal.SizeOf (typeof (" + QualifiedName + ")))";
}
public string AllocNative (string var_name)
{
return "GLib.Marshaller.StructureToPtrAlloc (" + var_name + ")";
}
public override string FromNative (string var_name)
{
return String.Format ("({0}) Marshal.PtrToStructure ({1}, typeof ({0}))", QualifiedName, var_name);
}
public string ReleaseNative (string var_name)
{
return "GLib.Marshaller.Free (" + var_name + ")";
}
}
}