d8aa13ac21
* generator/*Gen.cs : implement IGeneratable fully on GenBase with abstract methods where necessary to refactor a ton of redundant code. svn path=/trunk/gtk-sharp/; revision=38091
117 lines
3 KiB
C#
117 lines
3 KiB
C#
// 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.IO;
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using System.Xml;
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public class EnumGen : GenBase {
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public EnumGen (XmlElement ns, XmlElement elem) : base (ns, elem) {}
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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 ();
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if (Elem.GetAttribute("type") == "flags") {
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sw.WriteLine ();
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sw.WriteLine ("\t[Flags]");
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}
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// Ok, this is obscene. We need to go through the enums first
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// to find "large" values. If we find some, we need to change
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// the base type of the enum.
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string enum_type = null;
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foreach (XmlNode node in Elem.ChildNodes) {
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if (!(node is XmlElement) || node.Name != "member") {
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continue;
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}
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XmlElement member = (XmlElement) node;
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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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member.SetAttribute("value", value.TrimEnd('U'));
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}
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}
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}
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sw.WriteLine ("#region Autogenerated code");
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if (enum_type != null)
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sw.WriteLine ("\tpublic enum " + Name + " : " + enum_type + " {");
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else
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sw.WriteLine ("\tpublic enum " + Name + " {");
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sw.WriteLine ();
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foreach (XmlNode node in Elem.ChildNodes) {
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if (!(node is XmlElement) || node.Name != "member") {
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continue;
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}
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XmlElement member = (XmlElement) node;
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sw.Write ("\t\t" + member.GetAttribute("name"));
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if (member.HasAttribute("value")) {
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sw.WriteLine (" = " + member.GetAttribute("value") + ",");
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} else {
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sw.WriteLine (",");
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}
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}
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sw.WriteLine ("\t}");
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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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