2004-11-17 17:00:00 +01:00
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// GtkSharp.Generation.ReturnValue.cs - The ReturnValue Generatable.
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//
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// Author: Mike Kestner <mkestner@novell.com>
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//
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// Copyright (c) 2004 Novell, Inc.
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of version 2 of the GNU General Public
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// License as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public
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// License along with this program; if not, write to the
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// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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// Boston, MA 02111-1307, USA.
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namespace GtkSharp.Generation {
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using System;
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using System.Xml;
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public class ReturnValue {
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private XmlElement elem;
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public ReturnValue (XmlElement elem)
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{
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this.elem = elem;
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}
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public string CType {
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get {
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return elem == null ? String.Empty : elem.GetAttribute("type");
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}
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}
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public string CSType {
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get {
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2005-03-07 16:54:49 +01:00
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if (IGen == null)
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return String.Empty;
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return IGen.QualifiedName + (IsArray ? "[]" : String.Empty);
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2004-11-17 17:00:00 +01:00
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}
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}
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2005-03-07 16:54:49 +01:00
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string ElementType {
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2004-11-17 17:00:00 +01:00
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get {
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return elem == null ? String.Empty : elem.GetAttribute("element_type");
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}
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}
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2005-03-07 16:54:49 +01:00
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IGeneratable igen;
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IGeneratable IGen {
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get {
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if (igen == null)
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igen = SymbolTable.Table [CType];
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return igen;
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}
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}
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bool IsArray {
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2004-11-17 17:00:00 +01:00
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get {
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return elem == null ? false : elem.HasAttribute ("array");
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}
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}
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2005-03-04 17:02:44 +01:00
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public bool IsVoid {
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get {
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return CSType == "void";
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}
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}
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2004-11-17 17:00:00 +01:00
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public string MarshalType {
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get {
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2005-03-07 16:54:49 +01:00
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if (IGen == null)
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return String.Empty;
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return IGen.MarshalReturnType + (IsArray ? "[]" : String.Empty);
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2004-11-17 17:00:00 +01:00
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}
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}
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2005-03-07 16:54:49 +01:00
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bool Owned {
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2005-01-19 03:58:42 +01:00
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get {
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return elem.GetAttribute ("owned") == "true";
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}
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}
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2004-11-17 17:00:00 +01:00
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public string ToNativeType {
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get {
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2005-03-07 16:54:49 +01:00
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if (IGen == null)
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return String.Empty;
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return IGen.ToNativeReturnType + (IsArray ? "[]" : String.Empty);
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2004-11-17 17:00:00 +01:00
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}
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}
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2005-03-04 17:02:44 +01:00
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public string FromNative (string var)
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{
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2005-03-07 16:54:49 +01:00
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if (IGen == null)
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return String.Empty;
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2005-03-04 17:02:44 +01:00
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if (Owned)
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var += ", true";
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else if (ElementType != String.Empty)
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var += ", typeof (" + ElementType + ")";
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2005-03-07 16:54:49 +01:00
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return IGen.FromNativeReturn (var);
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2005-03-04 17:02:44 +01:00
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}
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2004-11-17 17:00:00 +01:00
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public bool Validate ()
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{
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2005-04-21 19:10:54 +02:00
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// FIXME: implement callback return values.
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if (IGen is CallbackGen) {
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Console.Write ("Callback rettype " + CSType);
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return false;
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}
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2004-11-17 17:00:00 +01:00
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if (MarshalType == "" || CSType == "") {
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Console.Write("rettype: " + CType);
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return false;
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}
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return true;
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}
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}
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}
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