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Viewing changes to lib/gio-sharp/generator/EnumGen.cs

  • Committer: Package Import Robot
  • Author(s): Rico Tzschichholz
  • Date: 2012-01-19 19:03:38 UTC
  • mfrom: (1.1.14) (10.1.9 experimental)
  • Revision ID: package-import@ubuntu.com-20120119190338-n44q7tmqsrkudvk7
Tags: 2.1.3-2
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lib/gio-sharp/generator/EnumGen.cs
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// GtkSharp.Generation.EnumGen.cs - The Enumeration Generatable.
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//
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// Author: Mike Kestner <mkestner@speakeasy.net>
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//
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// Copyright (c) 2001 Mike Kestner
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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.Collections;
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        using System.IO;
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        using System.Xml;
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        public class EnumGen : GenBase {
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                string enum_type = String.Empty;
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                ArrayList members = new ArrayList ();
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                public EnumGen (XmlElement ns, XmlElement elem) : base (ns, elem) 
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                {
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                        foreach (XmlElement member in elem.ChildNodes) {
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                                if (member.Name != "member")
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                                        continue;
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                                string result = "\t\t" + member.GetAttribute("name");
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                                if (member.HasAttribute("value")) {
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                                        string value = member.GetAttribute("value");
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                                        if (value.EndsWith("U")) {
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                                                enum_type = " : uint";
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                                                value = value.TrimEnd('U');
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                                        }
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                                        result += " = " + value;
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                                }
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                                members.Add (result + ",");
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                        }
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                }
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                public override bool Validate ()
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                {
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                        return true;
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                }
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                public override string DefaultValue {
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                        get {
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                                return "(" + QualifiedName + ") 0";
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                        }
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                }
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                public override string MarshalType {
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                        get {
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                                return "int";
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                        }
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                }
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                public override string CallByName (string var_name)
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                {
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                        return "(int) " + var_name;
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                }
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                public override string FromNative(string var)
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                {
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                        return "(" + QualifiedName + ") " + var;
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                }
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                public override void Generate (GenerationInfo gen_info)
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                {
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                        StreamWriter sw = gen_info.OpenStream (Name);
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                        sw.WriteLine ("namespace " + NS + " {");
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                        sw.WriteLine ();
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                        sw.WriteLine ("\tusing System;");
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                        sw.WriteLine ("\tusing System.Runtime.InteropServices;");
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                        sw.WriteLine ();
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                        sw.WriteLine ("#region Autogenerated code");
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                        if (Elem.GetAttribute("type") == "flags")
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                                sw.WriteLine ("\t[Flags]");
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                        if (Elem.HasAttribute("gtype"))
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                                sw.WriteLine ("\t[GLib.GType (typeof (" + NS + "." + Name + "GType))]");
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                        string access = IsInternal ? "internal" : "public";
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                        sw.WriteLine ("\t" + access + " enum " + Name + enum_type + " {");
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                        sw.WriteLine ();
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                        foreach (string member in members)
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                                sw.WriteLine (member);
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                        sw.WriteLine ("\t}");
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                        if (Elem.HasAttribute ("gtype")) {
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                                sw.WriteLine ();
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                                sw.WriteLine ("\tinternal class " + Name + "GType {");
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                                sw.WriteLine ("\t\t[DllImport (\"" + LibraryName + "\")]");
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                                sw.WriteLine ("\t\tstatic extern IntPtr " + Elem.GetAttribute ("gtype") + " ();");
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                                sw.WriteLine ();
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                                sw.WriteLine ("\t\tpublic static GLib.GType GType {");
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                                sw.WriteLine ("\t\t\tget {");
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                                sw.WriteLine ("\t\t\t\treturn new GLib.GType (" + Elem.GetAttribute ("gtype") + " ());");
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                                sw.WriteLine ("\t\t\t}");
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                                sw.WriteLine ("\t\t}");
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                                sw.WriteLine ("\t}");
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                        }
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                        sw.WriteLine ("#endregion");
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                        sw.WriteLine ("}");
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                        sw.Close ();
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                        Statistics.EnumCount++;
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                }
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        }
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}
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