GtkSharp/Source/Tools/GapiCodegen/InterfaceVM.cs

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// GtkSharp.Generation.InterfaceVM.cs - interface-specific part of VM creation
//
// Author: Christian Hoff <christian_hoff@gmx.net>
//
// Copyright (c) 2009 Christian Hoff
//
// 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;
using System.Collections;
using System.IO;
using System.Xml;
public class InterfaceVM : VirtualMethod
{
private Method target;
public InterfaceVM (XmlElement elem, Method target, ObjectBase container_type) : base (elem, container_type)
{
this.target = target;
parms.HideData = true;
this.Protection = "public";
}
public bool IsGetter {
get {
return HasGetterName && ((!retval.IsVoid && parms.Count == 0) || (retval.IsVoid && parms.Count == 1 && parms [0].PassAs == "out"));
}
}
public bool IsSetter {
get {
if (!HasSetterName || !retval.IsVoid)
return false;
if (parms.Count == 1 || (parms.Count == 3 && parms [0].Scope == "notified"))
return true;
else
return false;
}
}
protected override string CallString {
get {
if (IsGetter)
return (target.Name.StartsWith ("Get") ? target.Name.Substring (3) : target.Name);
else if (IsSetter)
return target.Name.Substring (3) + " = " + call;
else
return target.Name + " (" + call + ")";
}
}
public void GenerateDeclaration (StreamWriter sw, InterfaceVM complement)
{
if (IsGetter) {
string name = Name.StartsWith ("Get") ? Name.Substring (3) : Name;
string type = retval.IsVoid ? parms [0].CSType : retval.CSType;
if (complement != null && complement.parms [0].CSType == type)
sw.WriteLine ("\t\t" + type + " " + name + " { get; set; }");
else {
sw.WriteLine ("\t\t" + type + " " + name + " { get; }");
if (complement != null)
sw.WriteLine ("\t\t" + complement.retval.CSType + " " + complement.Name + " (" + complement.Signature + ");");
}
} else if (IsSetter)
sw.WriteLine ("\t\t" + parms[0].CSType + " " + Name.Substring (3) + " { set; }");
else
sw.WriteLine ("\t\t" + retval.CSType + " " + Name + " (" + Signature + ");");
}
public override bool Validate (LogWriter log)
{
if (!base.Validate (log))
return false;
if (target == null && !(container_type as InterfaceGen).IsConsumeOnly) {
log.Warn ("No matching target method to invoke. Add target_method attribute with fixup.");
return false;
}
return true;
}
}
}