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383 lines
11 KiB
C#
383 lines
11 KiB
C#
// GtkSharp.Generation.SymbolTable.cs - The Symbol Table 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;
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public class SymbolTable {
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static SymbolTable table = null;
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Hashtable types = new Hashtable ();
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public static SymbolTable Table {
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get {
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if (table == null)
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table = new SymbolTable ();
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return table;
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}
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}
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public SymbolTable ()
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{
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// Simple easily mapped types
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AddType (new SimpleGen ("void", "void", String.Empty));
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AddType (new SimpleGen ("gpointer", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("AtkFunction", "IntPtr", "IntPtr.Zero")); // function definition used for padding
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AddType (new SimpleGen ("gboolean", "bool", "false"));
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AddType (new SimpleGen ("gint", "int", "0"));
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AddType (new SimpleGen ("guint", "uint", "0"));
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AddType (new SimpleGen ("int", "int", "0"));
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AddType (new SimpleGen ("unsigned", "uint", "0"));
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AddType (new SimpleGen ("unsigned int", "uint", "0"));
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AddType (new SimpleGen ("unsigned-int", "uint", "0"));
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AddType (new SimpleGen ("gshort", "short", "0"));
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AddType (new SimpleGen ("gushort", "ushort", "0"));
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AddType (new SimpleGen ("short", "short", "0"));
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AddType (new SimpleGen ("guchar", "byte", "0"));
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AddType (new SimpleGen ("unsigned char", "byte", "0"));
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AddType (new SimpleGen ("unsigned-char", "byte", "0"));
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AddType (new SimpleGen ("guint1", "bool", "false"));
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AddType (new SimpleGen ("uint1", "bool", "false"));
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AddType (new SimpleGen ("gint8", "sbyte", "0"));
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AddType (new SimpleGen ("guint8", "byte", "0"));
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AddType (new SimpleGen ("gint16", "short", "0"));
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AddType (new SimpleGen ("guint16", "ushort", "0"));
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AddType (new SimpleGen ("gint32", "int", "0"));
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AddType (new SimpleGen ("guint32", "uint", "0"));
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AddType (new SimpleGen ("gint64", "long", "0"));
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AddType (new SimpleGen ("guint64", "ulong", "0"));
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AddType (new SimpleGen ("long long", "long", "0"));
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AddType (new SimpleGen ("gfloat", "float", "0.0"));
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AddType (new SimpleGen ("float", "float", "0.0"));
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AddType (new SimpleGen ("gdouble", "double", "0.0"));
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AddType (new SimpleGen ("double", "double", "0.0"));
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AddType (new SimpleGen ("goffset", "long", "0"));
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AddType (new SimpleGen ("GQuark", "int", "0"));
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// platform specific integer types.
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#if WIN64LONGS
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AddType (new SimpleGen ("long", "int", "0"));
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AddType (new SimpleGen ("glong", "int", "0"));
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AddType (new SimpleGen ("ulong", "uint", "0"));
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AddType (new SimpleGen ("gulong", "uint", "0"));
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AddType (new SimpleGen ("unsigned long", "uint", "0"));
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#else
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AddType (new LPGen ("long"));
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AddType (new LPGen ("glong"));
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AddType (new LPUGen ("ulong"));
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AddType (new LPUGen ("gulong"));
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AddType (new LPUGen ("unsigned long"));
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#endif
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AddType (new LPGen ("ssize_t"));
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AddType (new LPGen ("gssize"));
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AddType (new LPUGen ("size_t"));
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AddType (new LPUGen ("gsize"));
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#if OFF_T_8
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AddType (new AliasGen ("off_t", "long"));
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#else
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AddType (new LPGen ("off_t"));
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#endif
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// string types
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AddType (new ConstStringGen ("const-gchar"));
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AddType (new ConstStringGen ("const-xmlChar"));
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AddType (new ConstStringGen ("const-char"));
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AddType (new ConstFilenameGen ("const-gfilename"));
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AddType (new MarshalGen ("gfilename", "string", "IntPtr", "Gst.GLib.Marshaller.StringToFilenamePtr({0})", "Gst.GLib.Marshaller.FilenamePtrToStringGFree({0})"));
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AddType (new MarshalGen ("gchar", "string", "IntPtr", "Gst.GLib.Marshaller.StringToPtrGStrdup({0})", "Gst.GLib.Marshaller.PtrToStringGFree({0})"));
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AddType (new MarshalGen ("char", "string", "IntPtr", "Gst.GLib.Marshaller.StringToPtrGStrdup({0})", "Gst.GLib.Marshaller.PtrToStringGFree({0})"));
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AddType (new SimpleGen ("GStrv", "string[]", "null"));
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// manually wrapped types requiring more complex marshaling
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AddType (new ManualGen ("GInitiallyUnowned", "Gst.GLib.InitiallyUnowned", "Gst.GLib.Object.GetObject ({0})"));
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AddType (new ManualGen ("GObject", "Gst.GLib.Object", "Gst.GLib.Object.GetObject ({0})"));
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AddType (new ManualGen ("GstMiniObject", "Gst.MiniObject", "Gst.MiniObject.GetObject ({0})"));
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AddType (new ManualGen ("GList", "Gst.GLib.List"));
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AddType (new ManualGen ("GPtrArray", "Gst.GLib.PtrArray"));
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AddType (new ManualGen ("GSList", "Gst.GLib.SList"));
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AddType (new MarshalGen ("gunichar", "char", "uint", "Gst.GLib.Marshaller.CharToGUnichar ({0})", "Gst.GLib.Marshaller.GUnicharToChar ({0})"));
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AddType (new MarshalGen ("time_t", "System.DateTime", "IntPtr", "Gst.GLib.Marshaller.DateTimeTotime_t ({0})", "Gst.GLib.Marshaller.time_tToDateTime ({0})"));
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AddType (new MarshalGen ("GString", "string", "IntPtr", "new Gst.GLib.GString ({0}).Handle", "Gst.GLib.GString.PtrToString ({0})"));
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AddType (new MarshalGen ("GType", "Gst.GLib.GType", "IntPtr", "{0}.Val", "new Gst.GLib.GType({0})", "Gst.GLib.GType.None"));
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AddType (new ByRefGen ("GValue", "Gst.GLib.Value"));
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AddType (new SimpleGen ("GDestroyNotify", "Gst.GLib.DestroyNotify", "null"));
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// FIXME: These ought to be handled properly.
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AddType (new SimpleGen ("GC", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("GError", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("GMemChunk", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("GTimeVal", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("GClosure", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("GArray", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("GByteArray", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("GData", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("GIOChannel", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("GTypeModule", "Gst.GLib.Object", "null"));
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AddType (new SimpleGen ("GHashTable", "System.IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("va_list", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("GParamSpec", "IntPtr", "IntPtr.Zero"));
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AddType (new SimpleGen ("gconstpointer", "IntPtr", "IntPtr.Zero"));
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}
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public void AddType (IGeneratable gen)
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{
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types [gen.CName] = gen;
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}
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public void AddTypes (IGeneratable[] gens)
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{
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foreach (IGeneratable gen in gens)
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types [gen.CName] = gen;
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}
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public int Count {
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get
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{
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return types.Count;
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}
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}
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public IEnumerable Generatables {
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get {
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return types.Values;
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}
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}
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public IGeneratable this [string ctype] {
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get {
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return DeAlias (ctype) as IGeneratable;
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}
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}
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private bool IsConstString (string type)
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{
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switch (type) {
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case "const-gchar":
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case "const-char":
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case "const-xmlChar":
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case "const-gfilename":
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return true;
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default:
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return false;
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}
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}
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private string Trim(string type)
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{
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// HACK: If we don't detect this here, there is no
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// way of indicating it in the symbol table
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if (type == "void*" || type == "const-void*") return "gpointer";
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string trim_type = type.TrimEnd('*');
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if (IsConstString (trim_type))
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return trim_type;
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if (trim_type.StartsWith("const-")) return trim_type.Substring(6);
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return trim_type;
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}
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private object DeAlias (string type)
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{
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type = Trim (type);
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while (types [type] is AliasGen) {
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IGeneratable igen = types [type] as AliasGen;
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types [type] = types [igen.Name];
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type = igen.Name;
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}
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return types [type];
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}
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public string FromNative(string c_type, string val)
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{
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IGeneratable gen = this[c_type];
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if (gen == null)
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return "";
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return gen.FromNative (val);
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}
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public string GetCSType(string c_type)
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{
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IGeneratable gen = this[c_type];
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if (gen == null)
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return "";
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return gen.QualifiedName;
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}
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public string GetName(string c_type)
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{
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IGeneratable gen = this[c_type];
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if (gen == null)
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return "";
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return gen.Name;
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}
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public string GetMarshalType(string c_type)
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{
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IGeneratable gen = this[c_type];
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if (gen == null)
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return "";
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return gen.MarshalType;
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}
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public string CallByName(string c_type, string var_name)
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{
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IGeneratable gen = this[c_type];
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if (gen == null)
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return "";
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return gen.CallByName(var_name);
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}
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public bool IsOpaque(string c_type)
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{
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if (this[c_type] is OpaqueGen)
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return true;
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return false;
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}
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public bool IsBoxed(string c_type)
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{
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if (this[c_type] is BoxedGen)
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return true;
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return false;
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}
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public bool IsStruct(string c_type)
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{
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if (this[c_type] is StructGen)
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return true;
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return false;
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}
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public bool IsEnum(string c_type)
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{
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if (this[c_type] is EnumGen)
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return true;
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return false;
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}
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public bool IsEnumFlags(string c_type)
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{
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EnumGen gen = this [c_type] as EnumGen;
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return (gen != null && gen.Elem.GetAttribute ("type") == "flags");
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}
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public bool IsInterface(string c_type)
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{
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if (this[c_type] is InterfaceGen)
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return true;
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return false;
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}
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public ClassBase GetClassGen(string c_type)
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{
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return this[c_type] as ClassBase;
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}
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public bool IsObject(string c_type)
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{
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if ((this[c_type] is ObjectGen) ||
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(this[c_type] is MiniObjectGen))
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return true;
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return false;
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}
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public bool IsCallback(string c_type)
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{
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if (this[c_type] is CallbackGen)
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return true;
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return false;
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}
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public bool IsManuallyWrapped(string c_type)
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{
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if (this[c_type] is ManualGen)
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return true;
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return false;
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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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return "str1ng";
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case "event":
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return "evnt";
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case "null":
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return "is_null";
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case "object":
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return "objekt";
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case "params":
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return "parms";
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case "ref":
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return "reference";
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case "in":
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return "in_param";
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case "out":
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return "out_param";
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case "fixed":
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return "mfixed";
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case "byte":
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return "_byte";
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case "new":
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return "_new";
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case "base":
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return "_base";
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case "lock":
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return "_lock";
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case "callback":
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return "cb";
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case "readonly":
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return "read_only";
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case "interface":
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return "iface";
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case "internal":
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return "_internal";
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case "where":
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return "wh3r3";
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case "foreach":
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return "for_each";
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case "remove":
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return "_remove";
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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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