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https://github.com/Ryujinx/GtkSharp.git
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c653c18543
* ObjectGen.cs: Support static string elements. Do not generate Ctors or Signals if it is not a GObject. * parser/gapi2xml.pl: Add stock defines. svn path=/trunk/gtk-sharp/; revision=5616
201 lines
4.9 KiB
C#
201 lines
4.9 KiB
C#
// GtkSharp.Generation.ObjectGen.cs - The Object Generatable.
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//
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// Author: Mike Kestner <mkestner@speakeasy.net>
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//
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// (c) 2001-2002 Mike Kestner
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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 ObjectGen : ClassBase, IGeneratable {
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private ArrayList ctors = new ArrayList();
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private ArrayList strings = new ArrayList();
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public ObjectGen (XmlElement ns, XmlElement elem) : base (ns, elem)
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{
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foreach (XmlNode node in elem.ChildNodes) {
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if (!(node is XmlElement)) continue;
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XmlElement member = (XmlElement) node;
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switch (node.Name) {
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case "field":
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case "callback":
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Statistics.IgnoreCount++;
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break;
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case "constructor":
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ctors.Add (new Ctor (LibraryName, member));
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break;
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case "static-string":
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strings.Add (node);
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break;
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default:
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if (!IsNodeNameHandled (node.Name))
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Console.WriteLine ("Unexpected node " + node.Name + " in " + CName);
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break;
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}
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}
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}
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public void Generate ()
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{
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StreamWriter sw = CreateWriter ();
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sw.WriteLine ("\tusing System;");
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sw.WriteLine ("\tusing System.Collections;");
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sw.WriteLine ("\tusing System.Runtime.InteropServices;");
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sw.WriteLine ();
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sw.WriteLine("\t\t/// <summary> " + Name + " Class</summary>");
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sw.WriteLine("\t\t/// <remarks>");
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sw.WriteLine("\t\t/// </remarks>");
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sw.Write ("\tpublic class " + Name);
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string cs_parent = SymbolTable.GetCSType(Elem.GetAttribute("parent"));
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if (cs_parent != "")
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sw.Write (" : " + cs_parent);
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if (interfaces != null) {
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foreach (string iface in interfaces) {
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sw.Write (", " + SymbolTable.GetCSType (iface));
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}
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}
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sw.WriteLine (" {");
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sw.WriteLine ();
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GenCtors (sw);
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GenProperties (sw);
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bool has_sigs = (sigs != null);
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if (!has_sigs) {
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foreach (string iface in interfaces) {
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ClassBase igen = SymbolTable.GetClassGen (iface);
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if (igen.Signals != null) {
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has_sigs = true;
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break;
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}
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}
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}
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if (has_sigs && Elem.HasAttribute("parent"))
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{
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sw.WriteLine("\t\tprivate Hashtable Signals = new Hashtable();");
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GenSignals (sw, true);
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}
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GenMethods (sw, null, true);
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if (interfaces != null) {
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Hashtable all_methods = new Hashtable ();
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Hashtable collisions = new Hashtable ();
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foreach (string iface in interfaces) {
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ClassBase igen = SymbolTable.GetClassGen (iface);
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foreach (Method m in igen.Methods.Values) {
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if (all_methods.Contains (m.Name))
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collisions[m.Name] = true;
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else
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all_methods[m.Name] = true;
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}
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}
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foreach (string iface in interfaces) {
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ClassBase igen = SymbolTable.GetClassGen (iface);
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igen.GenMethods (sw, collisions, false);
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igen.GenSignals (sw, false);
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}
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}
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foreach (XmlElement str in strings) {
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sw.Write ("\t\tpublic static string " + str.GetAttribute ("name"));
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sw.WriteLine (" {\n\t\t\t get { return \"" + str.GetAttribute ("value") + "\"; }\n\t\t}");
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}
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AppendCustom(sw);
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sw.WriteLine ("\t}");
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CloseWriter (sw);
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Statistics.ObjectCount++;
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}
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private bool Validate ()
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{
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string parent = Elem.GetAttribute("parent");
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string cs_parent = SymbolTable.GetCSType(parent);
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if (cs_parent == "") {
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Console.WriteLine ("Object " + Name + " Unknown parent " + parent);
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return false;
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}
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if (ctors != null)
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foreach (Ctor ctor in ctors)
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if (!ctor.Validate())
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return false;
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if (props != null)
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foreach (Property prop in props.Values)
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if (!prop.Validate())
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return false;
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if (sigs != null)
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foreach (Signal sig in sigs.Values)
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if (!sig.Validate())
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return false;
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if (methods != null)
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foreach (Method method in methods.Values)
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if (!method.Validate())
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return false;
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if (SymbolTable.GetCSType(parent) == null)
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return false;
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return true;
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}
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private void GenCtors (StreamWriter sw)
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{
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if (!Elem.HasAttribute("parent"))
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return;
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sw.WriteLine("\t\tpublic " + Name + "(IntPtr raw) : base(raw) {}");
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sw.WriteLine();
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Hashtable clash_map = new Hashtable();
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if (ctors != null) {
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bool has_preferred = false;
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foreach (Ctor ctor in ctors) {
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if (ctor.Validate ()) {
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ctor.InitClashMap (clash_map);
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if (ctor.Preferred)
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has_preferred = true;
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}
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else
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Console.WriteLine(" in Object " + Name);
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}
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if (!has_preferred && ctors.Count > 0)
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((Ctor) ctors[0]).Preferred = true;
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foreach (Ctor ctor in ctors) {
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if (ctor.Validate ())
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ctor.Generate (sw, clash_map);
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}
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}
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if (!clash_map.ContainsKey("")) {
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sw.WriteLine("\t\tprotected " + Name + "() : base(){}");
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sw.WriteLine();
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}
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}
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}
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}
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