mirror of
https://github.com/Ryujinx/GtkSharp.git
synced 2024-09-16 11:34:47 +02:00
d24e54974d
* generator/CallbackGen.cs : use Parameters.NativeCallbackSignature. * generator/Ctor.cs : use Parameters.ImportSignature prop. * generator/ImportSignature.cs : kill * generator/MethodBase.cs : kill ImportSignature prop. * generator/Method.cs : use Parameters.ImportSignature prop. * generator/NativeCallbackSignature.cs : kill * generator/Parameters.cs : add ImportSig and NativeCallbackSig. * generator/Signal.cs : use Parameters.NativeCallbackSignature prop. * generator/VirtualMethod.cs : use Parameters.ImportSignature prop. svn path=/trunk/gtk-sharp/; revision=83214
677 lines
15 KiB
C#
677 lines
15 KiB
C#
// GtkSharp.Generation.Parameters.cs - The Parameters Generation Class.
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//
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// Author: Mike Kestner <mkestner@speakeasy.net>
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//
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// Copyright (c) 2001-2003 Mike Kestner
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// Copyright (c) 2004 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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using System.IO;
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using System.Xml;
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public class Parameter {
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private XmlElement elem;
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public Parameter (XmlElement e)
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{
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elem = e;
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}
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string call_name;
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public string CallName {
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get {
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if (call_name == null)
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return Name;
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else
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return call_name;
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}
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set {
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call_name = value;
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}
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}
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public string CType {
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get {
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string type = elem.GetAttribute("type");
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if (type == "void*")
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type = "gpointer";
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return type;
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}
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}
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public string CSType {
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get {
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string cstype = SymbolTable.Table.GetCSType( elem.GetAttribute("type"));
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if (cstype == "void")
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cstype = "System.IntPtr";
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if (IsArray) {
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if (IsParams)
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cstype = "params " + cstype;
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cstype += "[]";
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cstype = cstype.Replace ("ref ", "");
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}
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return cstype;
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}
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}
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public IGeneratable Generatable {
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get {
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return SymbolTable.Table[CType];
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}
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}
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public bool IsArray {
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get {
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return elem.HasAttribute("array");
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}
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}
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public bool IsEllipsis {
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get {
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return elem.HasAttribute("ellipsis");
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}
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}
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public bool IsCount {
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get {
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if (Name.StartsWith("n_"))
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switch (CSType) {
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case "int":
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case "uint":
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case "long":
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case "ulong":
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case "short":
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case "ushort":
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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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else
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return false;
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}
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}
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public bool IsDestroyNotify {
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get {
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return CType == "GDestroyNotify";
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}
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}
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public bool IsLength {
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get {
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if (Name.EndsWith("len") || Name.EndsWith("length"))
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switch (CSType) {
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case "int":
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case "uint":
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case "long":
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case "ulong":
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case "short":
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case "ushort":
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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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else
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return false;
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}
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}
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public bool IsParams {
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get {
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return elem.HasAttribute("params");
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}
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}
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public bool IsString {
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get {
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return (CSType == "string");
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}
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}
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public bool IsUserData {
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get {
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return CSType == "IntPtr" && (Name.EndsWith ("data") || Name.EndsWith ("data_or_owner"));
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}
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}
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public string MarshalType {
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get {
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string type = SymbolTable.Table.GetMarshalType( elem.GetAttribute("type"));
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if (type == "void")
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type = "System.IntPtr";
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if (IsArray) {
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type += "[]";
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type = type.Replace ("ref ", "");
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}
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return type;
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}
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}
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public string NativeCallbackType {
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get {
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string type = Generatable.NativeCallbackType;
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if (type == "void")
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type = "System.IntPtr";
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if (IsArray) {
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type += "[]";
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type = type.Replace ("ref ", "");
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}
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return type;
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}
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}
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public string Name {
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get {
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return SymbolTable.Table.MangleName (elem.GetAttribute("name"));
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}
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}
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public bool Owned {
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get {
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return elem.GetAttribute ("owned") == "true";
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}
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}
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public virtual string NativeCallbackSignature {
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get {
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string sig = NativeCallbackType + " " + Name;
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if (PassAs != String.Empty && !(Generatable is StructBase))
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sig = PassAs + " " + sig;
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sig = sig.Replace ("out ref", "out");
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sig = sig.Replace ("ref ref", "ref");
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return sig;
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}
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}
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public virtual string NativeSignature {
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get {
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string sig = MarshalType + " " + Name;
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if (PassAs != String.Empty)
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sig = PassAs + " " + sig;
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sig = sig.Replace ("out ref", "out");
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sig = sig.Replace ("ref ref", "ref");
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return sig;
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}
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}
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public string PropertyName {
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get {
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return elem.GetAttribute("property_name");
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}
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}
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string pass_as;
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public string PassAs {
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get {
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if (pass_as != null)
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return pass_as;
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if (elem.HasAttribute ("pass_as"))
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return elem.GetAttribute ("pass_as");
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if (IsArray || CSType.EndsWith ("IntPtr"))
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return "";
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if (CType.EndsWith ("*") && (Generatable is SimpleGen || Generatable is EnumGen))
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return "out";
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return "";
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}
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set {
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pass_as = value;
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}
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}
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string scope;
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public string Scope {
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get {
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if (scope == null)
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scope = elem.GetAttribute ("scope");
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return scope;
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}
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set {
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scope = value;
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}
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}
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public virtual string[] Prepare {
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get {
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IGeneratable gen = Generatable;
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if (gen is IManualMarshaler) {
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string result = " IntPtr native_" + CallName;
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if (PassAs != "out")
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result += " = " + (gen as IManualMarshaler).AllocNative (CallName);
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return new string [] { result + ";" };
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} else if (PassAs == "out" && CSType != MarshalType && !(gen is StructBase || gen is ByRefGen))
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return new string [] { gen.MarshalType + " native_" + CallName + ";" };
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return new string [0];
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}
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}
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public virtual string CallString {
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get {
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string call_parm;
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IGeneratable gen = Generatable;
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if (gen is CallbackGen)
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return SymbolTable.Table.CallByName (CType, CallName + "_wrapper");
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else if (PassAs != String.Empty) {
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call_parm = PassAs + " ";
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if (CSType != MarshalType && !(gen is StructBase || gen is ByRefGen))
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call_parm += "native_";
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call_parm += CallName;
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} else if (gen is IManualMarshaler)
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call_parm = "native_" + CallName;
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else
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call_parm = SymbolTable.Table.CallByName(CType, CallName);
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return call_parm;
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}
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}
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public virtual string[] Finish {
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get {
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IGeneratable gen = Generatable;
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if (gen is IManualMarshaler) {
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string[] result = new string [PassAs == "ref" ? 2 : 1];
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int i = 0;
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if (PassAs != String.Empty)
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result [i++] = CallName + " = " + Generatable.FromNative ("native_" + CallName) + ";";
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if (PassAs != "out")
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result [i] = (gen as IManualMarshaler).ReleaseNative ("native_" + CallName) + ";";
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return result;
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} else if (PassAs != String.Empty && MarshalType != CSType && !(gen is StructBase || gen is ByRefGen))
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return new string [] { CallName + " = " + gen.FromNative ("native_" + CallName) + ";" };
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return new string [0];
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}
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}
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public string FromNative (string var)
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{
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if (Generatable is HandleBase)
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return ((HandleBase)Generatable).FromNative (var, Owned);
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else
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return Generatable.FromNative (var);
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}
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public string StudlyName {
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get {
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string name = elem.GetAttribute("name");
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string[] segs = name.Split('_');
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string studly = "";
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foreach (string s in segs) {
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if (s.Trim () == "")
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continue;
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studly += (s.Substring(0,1).ToUpper() + s.Substring(1));
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}
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return studly;
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}
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}
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}
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public class ArrayParameter : Parameter {
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public ArrayParameter (XmlElement elem) : base (elem) {}
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public override string[] Prepare {
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get {
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if (CSType == MarshalType)
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return new string [0];
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ArrayList result = new ArrayList ();
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result.Add (String.Format ("int cnt_{0} = {0} == null ? 0 : {0}.Length;", CallName));
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result.Add (String.Format ("{0}[] native_{1} = new {0} [cnt_{1}];", MarshalType.TrimEnd('[', ']'), CallName));
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result.Add (String.Format ("for (int i = 0; i < cnt_{0}; i++)", CallName));
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IGeneratable gen = Generatable;
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if (gen is IManualMarshaler)
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result.Add (String.Format ("\tnative_{0} [i] = {1};", CallName, (gen as IManualMarshaler).AllocNative (CallName + "[i]")));
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else
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result.Add (String.Format ("\tnative_{0} [i] = {1};", CallName, gen.CallByName (CallName + "[i]")));
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return (string[]) result.ToArray (typeof (string));
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}
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}
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public override string CallString {
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get {
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if (CSType != MarshalType)
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return "native_" + CallName;
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else
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return CallName;
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}
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}
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public override string[] Finish {
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get {
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IGeneratable gen = Generatable;
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if (gen is IManualMarshaler) {
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string [] result = new string [4];
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result [0] = "for (int i = 0; i < native_" + CallName + ".Length; i++) {";
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result [1] = "\t" + CallName + " [i] = " + Generatable.FromNative ("native_" + CallName + "[i]") + ";";
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result [2] = "\t" + (gen as IManualMarshaler).ReleaseNative ("native_" + CallName + "[i]") + ";";
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result [3] = "}";
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return result;
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}
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return new string [0];
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}
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}
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}
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public class ArrayCountPair : ArrayParameter {
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XmlElement count_elem;
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bool invert;
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public ArrayCountPair (XmlElement array_elem, XmlElement count_elem, bool invert) : base (array_elem)
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{
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this.count_elem = count_elem;
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this.invert = invert;
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}
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string CountType {
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get {
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return SymbolTable.Table.GetCSType(count_elem.GetAttribute("type"));
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}
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}
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string CountCast {
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get {
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if (CountType == "int")
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return String.Empty;
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else
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return "(" + CountType + ") ";
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}
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}
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string CountName {
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get {
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return SymbolTable.Table.MangleName (count_elem.GetAttribute("name"));
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}
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}
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string CallCount (string name)
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{
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string result = name + " == null ? 0 : ";
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result += CountCast + name + ".Length";
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IGeneratable gen = SymbolTable.Table[count_elem.GetAttribute("type")];
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return gen.CallByName (result);
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}
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public override string CallString {
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get {
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if (invert)
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return CallCount (CallName) + ", " + base.CallString;
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else
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return base.CallString + ", " + CallCount (CallName);
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}
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}
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public override string NativeSignature {
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get {
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if (invert)
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return CountType + " " + CountName + ", " + MarshalType + " " + Name;
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else
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return MarshalType + " " + Name + ", " + CountType + " " + CountName;
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}
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}
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}
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public class ErrorParameter : Parameter {
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public ErrorParameter (XmlElement elem) : base (elem)
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{
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PassAs = "out";
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}
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public override string CallString {
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get {
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return "out error";
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}
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}
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}
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public class Parameters : IEnumerable {
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ArrayList param_list = new ArrayList ();
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public Parameters (XmlElement elem) {
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if (elem == null)
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return;
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for (int i = 0; i < elem.ChildNodes.Count; i++) {
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XmlElement parm = elem.ChildNodes [i] as XmlElement;
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if (parm == null || parm.Name != "parameter")
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continue;
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Parameter p = new Parameter (parm);
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if (p.IsArray) {
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p = new ArrayParameter (parm);
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if (i < elem.ChildNodes.Count - 1) {
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XmlElement next = elem.ChildNodes [i + 1] as XmlElement;
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if (next != null || next.Name == "parameter") {
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Parameter c = new Parameter (next);
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if (c.IsCount) {
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p = new ArrayCountPair (parm, next, false);
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i++;
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}
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}
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}
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} else if (p.IsCount && i < elem.ChildNodes.Count - 1) {
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Console.WriteLine (elem.GetAttribute ("name"));
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XmlElement next = elem.ChildNodes [i + 1] as XmlElement;
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if (next != null || next.Name == "parameter") {
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Parameter a = new Parameter (next);
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if (a.IsArray) {
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p = new ArrayCountPair (next, parm, true);
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i++;
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}
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}
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} else if (p.CType == "GError**")
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p = new ErrorParameter (parm);
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param_list.Add (p);
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}
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}
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public int Count {
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get {
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return param_list.Count;
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}
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}
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public int VisibleCount {
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get {
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int visible = 0;
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foreach (Parameter p in this) {
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if (!IsHidden (p))
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visible++;
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}
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return visible;
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}
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}
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public Parameter this [int idx] {
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get {
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return param_list [idx] as Parameter;
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}
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}
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public bool IsHidden (Parameter p)
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{
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int idx = param_list.IndexOf (p);
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if (idx > 0 && p.IsLength && this [idx - 1].IsString)
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return true;
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if (p.IsCount && ((idx > 0 && this [idx - 1].IsArray) ||
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(idx < Count - 1 && this [idx + 1].IsArray)))
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return true;
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if (p.CType == "GError**")
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return true;
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if (HasCB || HideData) {
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if (p.IsUserData && (idx == Count - 1))
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return true;
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if (p.IsUserData && idx > 0 &&
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this [idx - 1].Generatable is CallbackGen)
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return true;
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if (p.IsDestroyNotify && (idx == Count - 1) &&
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this [idx - 1].IsUserData)
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return true;
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}
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return false;
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}
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bool has_cb;
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public bool HasCB {
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get { return has_cb; }
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set { has_cb = value; }
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}
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bool hide_data;
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public bool HideData {
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get { return hide_data; }
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set { hide_data = value; }
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}
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bool is_static;
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public bool Static {
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get { return is_static; }
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set { is_static = value; }
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}
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bool cleared = false;
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void Clear ()
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{
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cleared = true;
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param_list.Clear ();
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}
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public IEnumerator GetEnumerator ()
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{
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return param_list.GetEnumerator ();
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}
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public bool Validate ()
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{
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if (cleared)
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return false;
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for (int i = 0; i < param_list.Count; i++) {
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Parameter p = this [i];
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if (p.IsEllipsis) {
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Console.Write("Ellipsis parameter ");
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Clear ();
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return false;
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}
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|
|
if ((p.CSType == "") || (p.Name == "") ||
|
|
(p.MarshalType == "") || (SymbolTable.Table.CallByName(p.CType, p.Name) == "")) {
|
|
Console.Write("Name: " + p.Name + " Type: " + p.CType + " ");
|
|
Clear ();
|
|
return false;
|
|
}
|
|
|
|
if (p.Generatable is CallbackGen) {
|
|
has_cb = true;
|
|
if (i == Count - 3 &&
|
|
this [i + 1].IsUserData &&
|
|
this [i + 2].IsDestroyNotify)
|
|
p.Scope = "notified";
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
public bool IsAccessor {
|
|
get {
|
|
return VisibleCount == 1 && AccessorParam.PassAs == "out";
|
|
}
|
|
}
|
|
|
|
public Parameter AccessorParam {
|
|
get {
|
|
foreach (Parameter p in this) {
|
|
if (!IsHidden (p))
|
|
return p;
|
|
}
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public string AccessorReturnType {
|
|
get {
|
|
Parameter p = AccessorParam;
|
|
if (p != null)
|
|
return p.CSType;
|
|
else
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public string AccessorName {
|
|
get {
|
|
Parameter p = AccessorParam;
|
|
if (p != null)
|
|
return p.Name;
|
|
else
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public string ImportSignature {
|
|
get {
|
|
if (Count == 0)
|
|
return String.Empty;
|
|
|
|
string[] result = new string [Count];
|
|
for (int i = 0; i < Count; i++)
|
|
result [i] = this [i].NativeSignature;
|
|
|
|
return String.Join (", ", result);
|
|
}
|
|
}
|
|
|
|
public string NativeCallbackSignature {
|
|
get {
|
|
if (Count == 0)
|
|
return String.Empty;
|
|
|
|
string[] result = new string [Count];
|
|
for (int i = 0; i < Count; i++)
|
|
result [i] = this [i].NativeCallbackSignature;
|
|
|
|
return String.Join (", ", result);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|