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![Mike Kestner](/assets/img/avatar_default.png)
* generator/CallbackGen.cs : Unstubify. * generator/SymbolTable.cs : qualify some simple typenames. svn path=/trunk/gtk-sharp/; revision=3615
157 lines
3.3 KiB
C#
157 lines
3.3 KiB
C#
// GtkSharp.Generation.CallbackGen.cs - The Callback Generatable.
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//
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// Author: Mike Kestner <mkestner@speakeasy.net>
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//
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// (c) 2002 Mike Kestner
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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 CallbackGen : IGeneratable {
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private String ns;
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private XmlElement elem;
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public CallbackGen (String ns, XmlElement elem) {
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this.ns = ns;
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this.elem = elem;
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}
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public String Name {
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get
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{
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return elem.GetAttribute("name");
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}
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}
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public String CName {
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get
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{
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return elem.GetAttribute("cname");
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}
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}
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public String QualifiedName {
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get
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{
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return ns + "." + elem.GetAttribute("name");
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}
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}
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public String MarshalType {
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get
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{
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return QualifiedName;
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}
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}
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public String CallByName (String var_name)
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{
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return var_name;
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}
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public String FromNative(String var)
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{
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return var;
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}
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public void Generate (SymbolTable table)
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{
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XmlElement ret_elem = elem["return-type"];
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if (ret_elem == null) {
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Console.WriteLine("Missing return type in callback " + CName);
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Statistics.ThrottledCount++;
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return;
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}
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string rettype = ret_elem.GetAttribute("type");
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string s_ret = table.GetCSType(rettype);
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if (s_ret == "") {
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Console.WriteLine("rettype: " + rettype + " in callback " + CName);
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Statistics.ThrottledCount++;
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return;
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}
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string parmstr = "";
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XmlNode params_elem = elem["parameters"];
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if (params_elem != null) {
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bool need_comma = false;
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foreach (XmlNode node in params_elem.ChildNodes) {
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if (node.Name != "parameter") {
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continue;
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}
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XmlElement param = (XmlElement) node;
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string type = param.GetAttribute("type");
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string cs_type = table.GetCSType(type);
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string name = param.GetAttribute("name");
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name = MangleName(name);
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if ((cs_type == "") || (name == "")) {
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Console.WriteLine("parmtype: " + type + " in callback " + CName);
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Statistics.ThrottledCount++;
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break;
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}
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if (need_comma)
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parmstr += ", ";
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parmstr += (cs_type + " " + name);
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need_comma = true;
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}
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}
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char sep = Path.DirectorySeparatorChar;
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string dir = ".." + sep + ns.ToLower() + sep + "generated";
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if (!Directory.Exists(dir)) {
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Directory.CreateDirectory(dir);
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}
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String filename = dir + sep + Name + ".cs";
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FileStream stream = new FileStream (filename, FileMode.Create, FileAccess.Write);
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StreamWriter sw = new StreamWriter (stream);
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sw.WriteLine ("// Generated File. Do not modify.");
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sw.WriteLine ("// <c> 2001-2002 Mike Kestner");
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sw.WriteLine ();
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sw.WriteLine ("namespace " + ns + " {");
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sw.WriteLine ();
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sw.WriteLine ("\tpublic delegate " + s_ret + " " + Name + "(" + parmstr + ");");
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sw.WriteLine ();
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sw.WriteLine ("}");
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sw.Flush();
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sw.Close();
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Statistics.CBCount++;
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}
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public string MangleName(string name)
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{
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switch (name) {
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case "string":
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name = "str1ng";
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break;
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case "event":
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name = "evnt";
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break;
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case "object":
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name = "objekt";
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break;
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default:
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break;
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}
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return name;
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}
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}
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}
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