Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 146 insertions, 0 deletions

diff --git a/kjs/bool_object.cpp b/kjs/bool_object.cpp
new file mode 100644
index 000000000..5462a46c2
--- /dev/null
+++ b/kjs/bool_object.cpp
@@ -0,0 +1,146 @@
+// -*- c-basic-offset: 2 -*-
+/*
+ *  This file is part of the KDE libraries
+ *  Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
+ *  Copyright (C) 2003 Apple Computer, Inc.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library 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
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#include "value.h"
+#include "object.h"
+#include "types.h"
+#include "interpreter.h"
+#include "operations.h"
+#include "bool_object.h"
+#include "error_object.h"
+#include "lookup.h"
+
+#include <assert.h>
+
+using namespace KJS;
+
+// ------------------------------ BooleanInstanceImp ---------------------------
+
+const ClassInfo BooleanInstanceImp::info = {"Boolean", 0, 0, 0};
+
+BooleanInstanceImp::BooleanInstanceImp(ObjectImp *proto)
+  : ObjectImp(proto)
+{
+}
+
+// ------------------------------ BooleanPrototypeImp --------------------------
+
+// ECMA 15.6.4
+
+BooleanPrototypeImp::BooleanPrototypeImp(ExecState *exec,
+                                         ObjectPrototypeImp *objectProto,
+                                         FunctionPrototypeImp *funcProto)
+  : BooleanInstanceImp(objectProto)
+{
+  Value protect(this);
+  // The constructor will be added later by InterpreterImp::InterpreterImp()
+
+  putDirect(toStringPropertyName, new BooleanProtoFuncImp(exec,funcProto,BooleanProtoFuncImp::ToString,0,toStringPropertyName), DontEnum);
+  putDirect(valueOfPropertyName, new BooleanProtoFuncImp(exec,funcProto,BooleanProtoFuncImp::ValueOf,0,valueOfPropertyName),  DontEnum);
+  setInternalValue(Boolean(false));
+}
+
+
+// ------------------------------ BooleanProtoFuncImp --------------------------
+
+BooleanProtoFuncImp::BooleanProtoFuncImp(ExecState * /*exec*/,
+                                         FunctionPrototypeImp *funcProto, int i, int len, const Identifier &_ident)
+  : InternalFunctionImp(funcProto), id(i)
+{
+  Value protect(this);
+  putDirect(lengthPropertyName, len, DontDelete|ReadOnly|DontEnum);
+  ident = _ident;
+}
+
+
+bool BooleanProtoFuncImp::implementsCall() const
+{
+  return true;
+}
+
+
+// ECMA 15.6.4.2 + 15.6.4.3
+Value BooleanProtoFuncImp::call(ExecState *exec, Object &thisObj, const List &/*args*/)
+{
+  // no generic function. "this" has to be a Boolean object
+  KJS_CHECK_THIS( BooleanInstanceImp, thisObj );
+
+  // execute "toString()" or "valueOf()", respectively
+
+  Value v = thisObj.internalValue();
+  assert(v.isValid());
+
+  if (id == ToString)
+    return String(v.toString(exec));
+  return Boolean(v.toBoolean(exec)); /* TODO: optimize for bool case */
+}
+
+// ------------------------------ BooleanObjectImp -----------------------------
+
+
+BooleanObjectImp::BooleanObjectImp(ExecState * /*exec*/, FunctionPrototypeImp *funcProto,
+                                   BooleanPrototypeImp *booleanProto)
+  : InternalFunctionImp(funcProto)
+{
+  Value protect(this);
+  putDirect(prototypePropertyName, booleanProto, DontEnum|DontDelete|ReadOnly);
+
+  // no. of arguments for constructor
+  putDirect(lengthPropertyName, NumberImp::one(), ReadOnly|DontDelete|DontEnum);
+}
+
+
+bool BooleanObjectImp::implementsConstruct() const
+{
+  return true;
+}
+
+// ECMA 15.6.2
+Object BooleanObjectImp::construct(ExecState *exec, const List &args)
+{
+  Object obj(new BooleanInstanceImp(exec->lexicalInterpreter()->builtinBooleanPrototype().imp()));
+
+  Boolean b;
+  if (args.size() > 0)
+    b = args.begin()->dispatchToBoolean(exec);
+  else
+    b = Boolean(false);
+
+  obj.setInternalValue(b);
+
+  return obj;
+}
+
+bool BooleanObjectImp::implementsCall() const
+{
+  return true;
+}
+
+// ECMA 15.6.1
+Value BooleanObjectImp::call(ExecState *exec, Object &/*thisObj*/, const List &args)
+{
+  if (args.isEmpty())
+    return Boolean(false);
+  else
+    return Boolean(args[0].toBoolean(exec)); /* TODO: optimize for bool case */
+}
+