252 lines
7.7 KiB
C#
252 lines
7.7 KiB
C#
// GtkSharp.Generation.OpaqueGen.cs - The Opaque Generatable.
|
|
//
|
|
// Author: Mike Kestner <mkestner@speakeasy.net>
|
|
//
|
|
// Copyright (c) 2001-2003 Mike Kestner
|
|
//
|
|
// This program is free software; you can redistribute it and/or
|
|
// modify it under the terms of version 2 of the GNU General Public
|
|
// License as published by the Free Software Foundation.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
// General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public
|
|
// License along with this program; if not, write to the
|
|
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
// Boston, MA 02111-1307, USA.
|
|
|
|
|
|
namespace GtkSharp.Generation {
|
|
|
|
using System;
|
|
using System.Collections;
|
|
using System.IO;
|
|
using System.Xml;
|
|
|
|
public class OpaqueGen : HandleBase {
|
|
|
|
public OpaqueGen (XmlElement ns, XmlElement elem) : base (ns, elem) {}
|
|
|
|
public override string FromNative(string var, bool owned)
|
|
{
|
|
return var + " == IntPtr.Zero ? null : (" + QualifiedName + ") GLib.Opaque.GetOpaque (" + var + ", typeof (" + QualifiedName + "), " + (owned ? "true" : "false") + ")";
|
|
}
|
|
|
|
private bool DisableRawCtor {
|
|
get {
|
|
return Elem.GetAttributeAsBoolean ("disable_raw_ctor");
|
|
}
|
|
}
|
|
|
|
public override void Generate (GenerationInfo gen_info)
|
|
{
|
|
gen_info.CurrentType = QualifiedName;
|
|
|
|
StreamWriter sw = gen_info.Writer = gen_info.OpenStream (Name, NS);
|
|
|
|
sw.WriteLine ("namespace " + NS + " {");
|
|
sw.WriteLine ();
|
|
sw.WriteLine ("\tusing System;");
|
|
sw.WriteLine ("\tusing System.Collections;");
|
|
sw.WriteLine ("\tusing System.Collections.Generic;");
|
|
sw.WriteLine ("\tusing System.Runtime.InteropServices;");
|
|
sw.WriteLine ();
|
|
|
|
sw.WriteLine ("#region Autogenerated code");
|
|
|
|
SymbolTable table = SymbolTable.Table;
|
|
|
|
Method ref_, unref, dispose, set_gvalue;
|
|
GetSpecialMethods (out ref_, out unref, out dispose, out set_gvalue);
|
|
|
|
if (IsDeprecated)
|
|
sw.WriteLine ("\t[Obsolete]");
|
|
sw.Write ("\t{0} partial {1}class " + Name, IsInternal ? "internal" : "public", IsAbstract ? "abstract " : String.Empty);
|
|
string cs_parent = table.GetCSType(Elem.GetAttribute("parent"));
|
|
if (cs_parent != "")
|
|
sw.Write (" : " + cs_parent);
|
|
else
|
|
sw.Write (" : GLib.Opaque");
|
|
|
|
foreach (string iface in managed_interfaces) {
|
|
if (Parent != null && Parent.Implements (iface))
|
|
continue;
|
|
sw.Write (", " + iface);
|
|
}
|
|
|
|
sw.WriteLine (" {");
|
|
sw.WriteLine ();
|
|
|
|
GenerateStructureABI(gen_info);
|
|
GenConstants (gen_info);
|
|
GenFields (gen_info);
|
|
GenMethods (gen_info, null, null);
|
|
GenCtors (gen_info);
|
|
|
|
if (ref_ != null) {
|
|
ref_.GenerateImport (sw);
|
|
sw.WriteLine ("\t\tprotected override void Ref (IntPtr raw)");
|
|
sw.WriteLine ("\t\t{");
|
|
sw.WriteLine ("\t\t\tif (!Owned) {");
|
|
sw.WriteLine ("\t\t\t\t" + ref_.CName + " (raw);");
|
|
sw.WriteLine ("\t\t\t\tOwned = true;");
|
|
sw.WriteLine ("\t\t\t}");
|
|
sw.WriteLine ("\t\t}");
|
|
sw.WriteLine ();
|
|
|
|
if (ref_.IsDeprecated) {
|
|
sw.WriteLine ("\t\t[Obsolete(\"" + QualifiedName + " is now refcounted automatically\")]");
|
|
if (ref_.ReturnType == "void")
|
|
sw.WriteLine ("\t\tpublic void Ref () {}");
|
|
else
|
|
sw.WriteLine ("\t\tpublic " + Name + " Ref () { return this; }");
|
|
sw.WriteLine ();
|
|
}
|
|
}
|
|
|
|
bool finalizer_needed = false;
|
|
|
|
if (unref != null) {
|
|
unref.GenerateImport (sw);
|
|
sw.WriteLine ("\t\tprotected override void Unref (IntPtr raw)");
|
|
sw.WriteLine ("\t\t{");
|
|
sw.WriteLine ("\t\t\tif (Owned) {");
|
|
sw.WriteLine ("\t\t\t\t" + unref.CName + " (raw);");
|
|
sw.WriteLine ("\t\t\t\tOwned = false;");
|
|
sw.WriteLine ("\t\t\t}");
|
|
sw.WriteLine ("\t\t}");
|
|
sw.WriteLine ();
|
|
|
|
if (unref.IsDeprecated) {
|
|
sw.WriteLine ("\t\t[Obsolete(\"" + QualifiedName + " is now refcounted automatically\")]");
|
|
sw.WriteLine ("\t\tpublic void Unref () {}");
|
|
sw.WriteLine ();
|
|
}
|
|
finalizer_needed = true;
|
|
}
|
|
|
|
if (dispose != null) {
|
|
dispose.GenerateImport (sw);
|
|
sw.WriteLine ("\t\tprotected override void Free (IntPtr raw)");
|
|
sw.WriteLine ("\t\t{");
|
|
sw.WriteLine ("\t\t\t" + dispose.CName + " (raw);");
|
|
sw.WriteLine ("\t\t}");
|
|
sw.WriteLine ();
|
|
|
|
if (dispose.IsDeprecated) {
|
|
sw.WriteLine ("\t\t[Obsolete(\"" + QualifiedName + " is now freed automatically\")]");
|
|
sw.WriteLine ("\t\tpublic void " + dispose.Name + " () {}");
|
|
sw.WriteLine ();
|
|
}
|
|
finalizer_needed = true;
|
|
}
|
|
|
|
if (finalizer_needed) {
|
|
sw.WriteLine ("\t\tclass FinalizerInfo {");
|
|
sw.WriteLine ("\t\t\tIntPtr handle;");
|
|
sw.WriteLine ();
|
|
sw.WriteLine ("\t\t\tpublic FinalizerInfo (IntPtr handle)");
|
|
sw.WriteLine ("\t\t\t{");
|
|
sw.WriteLine ("\t\t\t\tthis.handle = handle;");
|
|
sw.WriteLine ("\t\t\t}");
|
|
sw.WriteLine ();
|
|
sw.WriteLine ("\t\t\tpublic bool Handler ()");
|
|
sw.WriteLine ("\t\t\t{");
|
|
if (dispose != null)
|
|
sw.WriteLine ("\t\t\t\t{0} (handle);", dispose.CName);
|
|
else if (unref != null)
|
|
sw.WriteLine ("\t\t\t\t{0} (handle);", unref.CName);
|
|
sw.WriteLine ("\t\t\t\treturn false;");
|
|
sw.WriteLine ("\t\t\t}");
|
|
sw.WriteLine ("\t\t}");
|
|
sw.WriteLine ();
|
|
sw.WriteLine ("\t\t~{0} ()", Name);
|
|
sw.WriteLine ("\t\t{");
|
|
sw.WriteLine ("\t\t\tif (!Owned)");
|
|
sw.WriteLine ("\t\t\t\treturn;");
|
|
sw.WriteLine ("\t\t\tFinalizerInfo info = new FinalizerInfo (Handle);");
|
|
sw.WriteLine ("\t\t\tGLib.Timeout.Add (50, new GLib.TimeoutHandler (info.Handler));");
|
|
sw.WriteLine ("\t\t}");
|
|
sw.WriteLine ();
|
|
}
|
|
|
|
#if false
|
|
Method copy = Methods ["Copy"] as Method;
|
|
if (copy != null && copy.Parameters.Count == 0) {
|
|
sw.WriteLine ("\t\tprotected override GLib.Opaque Copy (IntPtr raw)");
|
|
sw.WriteLine ("\t\t{");
|
|
sw.WriteLine ("\t\t\tGLib.Opaque result = new " + QualifiedName + " (" + copy.CName + " (raw));");
|
|
sw.WriteLine ("\t\t\tresult.Owned = true;");
|
|
sw.WriteLine ("\t\t\treturn result;");
|
|
sw.WriteLine ("\t\t}");
|
|
sw.WriteLine ();
|
|
}
|
|
#endif
|
|
if (set_gvalue != null) {
|
|
sw.WriteLine ("\t\t[DllImport(\"{0}\", CallingConvention = CallingConvention.Cdecl)]", LibraryName);
|
|
sw.WriteLine ("\t\tstatic extern void {0}(ref GLib.Value val, IntPtr obj);", set_gvalue.CName);
|
|
sw.WriteLine ();
|
|
sw.WriteLine ("\t\tpublic void SetGValue (ref GLib.Value val)");
|
|
sw.WriteLine ("\t\t{");
|
|
sw.WriteLine ("\t\t\t{0} (ref val, Handle);", set_gvalue.CName);
|
|
sw.WriteLine ("\t\t}");
|
|
sw.WriteLine ();
|
|
}
|
|
|
|
sw.WriteLine ("#endregion");
|
|
|
|
sw.WriteLine ("\t}");
|
|
sw.WriteLine ("}");
|
|
|
|
sw.Close ();
|
|
gen_info.Writer = null;
|
|
Statistics.OpaqueCount++;
|
|
}
|
|
|
|
void GetSpecialMethods (out Method ref_, out Method unref, out Method dispose, out Method set_gvalue)
|
|
{
|
|
ref_ = CheckSpecialMethod (GetMethod ("Ref"));
|
|
unref = CheckSpecialMethod (GetMethod ("Unref"));
|
|
|
|
dispose = GetMethod ("Free");
|
|
if (dispose == null) {
|
|
dispose = GetMethod ("Destroy");
|
|
if (dispose == null)
|
|
dispose = GetMethod ("Dispose");
|
|
}
|
|
dispose = CheckSpecialMethod (dispose);
|
|
|
|
set_gvalue = GetMethod ("SetGValue");
|
|
Methods.Remove ("SetGValue");
|
|
}
|
|
|
|
Method CheckSpecialMethod (Method method)
|
|
{
|
|
if (method == null)
|
|
return null;
|
|
if (method.ReturnType != "void" &&
|
|
method.ReturnType != QualifiedName)
|
|
return null;
|
|
if (method.Signature.ToString () != "")
|
|
return null;
|
|
|
|
Methods.Remove (method.Name);
|
|
return method;
|
|
}
|
|
|
|
protected override void GenCtors (GenerationInfo gen_info)
|
|
{
|
|
if (!DisableRawCtor) {
|
|
gen_info.Writer.WriteLine("\t\tpublic " + Name + "(IntPtr raw) : base(raw) {}");
|
|
gen_info.Writer.WriteLine();
|
|
}
|
|
|
|
base.GenCtors (gen_info);
|
|
}
|
|
|
|
}
|
|
}
|
|
|