Things to unfork.

Source/WebCore/bindings/dart/DartDOMWrapper.cpp

-// Copyright 2011, Google Inc.
-// All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//    * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//    * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//    * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#include "config.h"
-#include "DartDOMWrapper.h"
-
-#include "CSSMutableStyleDeclaration.h"
-#include "DartCSSStyleDeclaration.h"
-#include "DartDOMCoreException.h"
-#include "DartEventException.h"
-#include "DartHTMLElement.h"
-#include "DartNode.h"
-#include "DartRangeException.h"
-#include "DartUtilities.h"
-#include "DartXMLHttpRequestException.h"
-#include "DartXPathException.h"
-#include "HTMLFormControlElement.h"
-
-#include <stdio.h>
-#include <wtf/text/WTFString.h>
-
-#if ENABLE(SVG)
-#include "DartSVGException.h"
-#endif
-#if ENABLE(XPATH)
-#include "DartXPathException.h"
-#endif
-#if ENABLE(SQL_DATABASE)
-#include "DartSQLException.h"
-#endif
-#if ENABLE(BLOB) || ENABLE(FILE_SYSTEM)
-#include "DartFileException.h"
-#include "DartOperationNotAllowedException.h"
-#endif
-#if ENABLE(INDEXED_DATABASE)
-#include "DartIDBDatabaseException.h"
-#endif
-
-namespace WebCore {
-
-void DartDOMWrapper::derefDOMObject(Dart_Handle wrapper, void* domObject)
-{
-    ASSERT(domObject == readNativePointer(wrapper, kNativeImplementationIndex));
-    DerefObjectFunction derefObjectFunction = reinterpret_cast<DerefObjectFunction>(readNativePointer(wrapper, kDerefObjectFunctionIndex));
-    (*derefObjectFunction)(domObject);
-}
-
-Dart_Handle DartDOMWrapper::instantiateWrapper(const char* className)
-{
-    // FIXME: this all is very ugly, but we're blocked by API here.
-    // In this case we need an API to invoke ctor, or even better,
-    // create an instance without exposing constructor at all.
-    String factoryMethodName = String("_create") + className;
-    Dart_Handle dom = Dart_LookupLibrary(Dart_NewString(DartUtilities::domLibraryName));
-    ASSERT(!Dart_IsError(dom));
-
-    Dart_Handle instance = Dart_InvokeStatic(dom, Dart_NewString(className), DartUtilities::stringToDartString(factoryMethodName), 0, 0);
-    ASSERT(!Dart_IsError(instance));
-    return instance;
-}
-
-bool DartDOMWrapper::instanceOf(const char* dartImplementationClassName, Dart_Handle wrapper, Dart_Handle& exception)
-{
-    // FIXME: Cache classes in the corresponding bindings class. Requires persistent handles.
-    Dart_Handle dom = DartUtilities::domLibraryForCurrentIsolate();
-    Dart_Handle cls = Dart_GetClass(dom, Dart_NewString(dartImplementationClassName));
-    if (Dart_IsError(cls)) {
-        exception = Dart_NewString(Dart_GetError(cls));
-        return false;
-    }
-
-    bool isInstanceOf = false;
-    Dart_Handle result = Dart_ObjectIsType(wrapper, cls, &isInstanceOf);
-    if (Dart_IsError(result)) {
-        exception = Dart_NewString(Dart_GetError(result));
-        return false;
-    }
-    if (!isInstanceOf) {
-        String message = String("Invalid class: expected ") + dartImplementationClassName;
-        exception = DartUtilities::stringToDartString(message);
-        return false;
-    }
-
-    return true;
-}
-
-Dart_Handle DartDOMWrapper::exceptionCodeToDartException(ExceptionCode exceptionCode)
-{
-    ASSERT(exceptionCode > 0);
-
-    ExceptionCodeDescription description(exceptionCode);
-
-    switch (description.type) {
-    case DOMCoreExceptionType:
-        return toDartValue(DOMCoreException::create(description));
-    case RangeExceptionType:
-        return toDartValue(RangeException::create(description));
-    case EventExceptionType:
-        return toDartValue(EventException::create(description));
-    case XMLHttpRequestExceptionType:
-        return toDartValue(XMLHttpRequestException::create(description));
-#if ENABLE(SVG)
-    case SVGExceptionType:
-        return toDartValue(SVGException::create(description));
-#endif
-    case XPathExceptionType:
-        return toDartValue(XPathException::create(description));
-#if ENABLE(SQL_DATABASE)
-    case SQLExceptionType:
-        return toDartValue(SQLException::create(description));
-#endif
-#if ENABLE(BLOB) || ENABLE(FILE_SYSTEM)
-    case FileExceptionType:
-        return toDartValue(FileException::create(description));
-    case OperationNotAllowedExceptionType:
-        return toDartValue(OperationNotAllowedException::create(description));
-#endif
-#if ENABLE(INDEXED_DATABASE)
-    case IDBDatabaseExceptionType:
-        return toDartValue(IDBDatabaseException::create(description));
-#endif
-    }
-
-    ASSERT_NOT_REACHED();
-    return Dart_NewString("Unknown WebCore exception");
-}
-
-Dart_Handle toDartValue(ContainerNode* value)
-{
-    return toDartValue(static_cast<Node*>(value));
-}
-
-Dart_Handle toDartValue(CSSMutableStyleDeclaration* value)
-{
-    return toDartValue(static_cast<CSSStyleDeclaration*>(value));
-}
-
-Dart_Handle toDartValue(HTMLFormControlElement* value)
-{
-    return toDartValue(static_cast<HTMLElement*>(value));
-}
-
-Dart_Handle toDartValue(NPObject* object)
-{
-    // FIXME: put NPObjects into a map as well.
-    return DartDOMWrapper::newWrapper("NPObject", object);
-}
-
-}