mirror of
https://github.com/Ryujinx/GtkSharp.git
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165 lines
5.1 KiB
C#
165 lines
5.1 KiB
C#
// GtkSharp.Generation.Ctor.cs - The Constructor Generation Class.
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//
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// Author: Mike Kestner <mkestner@novell.com>
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//
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// Copyright (c) 2001-2003 Mike Kestner
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// Copyright (c) 2004-2005 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.Collections.Generic;
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using System.IO;
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using System.Xml;
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public class Ctor : MethodBase {
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private bool preferred;
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private string name;
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private bool needs_chaining = false;
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public Ctor (XmlElement elem, ClassBase implementor) : base (elem, implementor)
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{
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preferred = elem.GetAttributeAsBoolean ("preferred");
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if (implementor is ObjectGen)
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needs_chaining = true;
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name = implementor.Name;
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}
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public bool Preferred {
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get { return preferred; }
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set { preferred = value; }
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}
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public string StaticName {
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get {
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if (!IsStatic)
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return String.Empty;
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if (Name != null && Name != String.Empty)
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return Name;
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string[] toks = CName.Substring(CName.IndexOf("new")).Split ('_');
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string result = String.Empty;
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foreach (string tok in toks)
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result += tok.Substring(0,1).ToUpper() + tok.Substring(1);
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return result;
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}
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}
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void GenerateImport (StreamWriter sw)
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{
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sw.WriteLine("\t\t[DllImport(\"" + LibraryName + "\", CallingConvention = CallingConvention.Cdecl)]");
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sw.WriteLine("\t\tstatic extern " + Safety + "IntPtr " + CName + "(" + Parameters.ImportSignature + ");");
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sw.WriteLine();
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}
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void GenerateStatic (GenerationInfo gen_info)
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{
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StreamWriter sw = gen_info.Writer;
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sw.WriteLine("\t\t" + Protection + " static " + Safety + Modifiers + name + " " + StaticName + "(" + Signature + ")");
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sw.WriteLine("\t\t{");
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Body.Initialize(gen_info, false, false, "");
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sw.Write("\t\t\t" + name + " result = ");
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if (container_type is StructBase)
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sw.Write ("{0}.New (", name);
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else
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sw.Write ("new {0} (", name);
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sw.WriteLine (CName + "(" + Body.GetCallString (false) + "));");
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Body.Finish (sw, "");
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Body.HandleException (sw, "");
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sw.WriteLine ("\t\t\treturn result;");
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}
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public void Generate (GenerationInfo gen_info)
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{
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StreamWriter sw = gen_info.Writer;
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gen_info.CurrentMember = CName;
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GenerateImport (sw);
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if (IsStatic)
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GenerateStatic (gen_info);
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else {
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sw.WriteLine("\t\t{0} {1}{2} ({3}) {4}", Protection, Safety, name, Signature.ToString(), needs_chaining ? ": base (IntPtr.Zero)" : "");
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sw.WriteLine("\t\t{");
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if (needs_chaining) {
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sw.WriteLine ("\t\t\tif (GetType () != typeof (" + name + ")) {");
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if (Parameters.Count == 0) {
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sw.WriteLine ("\t\t\t\tCreateNativeObject (new string [0], new GLib.Value[0]);");
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sw.WriteLine ("\t\t\t\treturn;");
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} else {
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var names = new List<string> ();
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var values = new List<string> ();
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for (int i = 0; i < Parameters.Count; i++) {
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Parameter p = Parameters[i];
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if (container_type.GetPropertyRecursively (p.StudlyName) != null) {
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names.Add (p.Name);
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values.Add (p.Name);
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} else if (p.PropertyName != String.Empty) {
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names.Add (p.PropertyName);
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values.Add (p.Name);
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}
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}
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//if (names.Count == Parameters.Count) {
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sw.WriteLine ("\t\t\t\tvar vals = new List<GLib.Value> ();");
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sw.WriteLine ("\t\t\t\tvar names = new List<string> ();");
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for (int i = 0; i < names.Count; i++) {
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Parameter p = Parameters [i];
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string indent = "\t\t\t\t";
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if (p.Generatable is ClassBase && !(p.Generatable is StructBase)) {
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sw.WriteLine (indent + "if (" + p.Name + " != null) {");
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indent += "\t";
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}
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sw.WriteLine (indent + "names.Add (\"" + names [i] + "\");");
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sw.WriteLine (indent + "vals.Add (new GLib.Value (" + values[i] + "));");
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if (p.Generatable is ClassBase && !(p.Generatable is StructBase))
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sw.WriteLine ("\t\t\t\t}");
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}
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sw.WriteLine ("\t\t\t\tCreateNativeObject (names.ToArray (), vals.ToArray ());");
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sw.WriteLine ("\t\t\t\treturn;");
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//} else
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// sw.WriteLine ("\t\t\t\tthrow new InvalidOperationException (\"Can't override this constructor.\");");
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}
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sw.WriteLine ("\t\t\t}");
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}
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Body.Initialize(gen_info, false, false, "");
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sw.WriteLine("\t\t\t{0} = {1}({2});", container_type.AssignToName, CName, Body.GetCallString (false));
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Body.Finish (sw, "");
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Body.HandleException (sw, "");
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}
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sw.WriteLine("\t\t}");
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sw.WriteLine();
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Statistics.CtorCount++;
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}
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}
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}
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