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/*
* Copyright (C) 2012 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:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE AND ITS 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 APPLE OR ITS 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.
*/
#ifndef V8DOMConfiguration_h
#define V8DOMConfiguration_h
#include "bindings/v8/V8DOMWrapper.h"
#include <v8.h>
namespace WebCore {
class V8DOMConfiguration {
public:
// The following Configuration structs and install methods are used for
// setting multiple properties on an ObjectTemplate, used from the
// generated bindings initialization (ConfigureXXXTemplate). This greatly
// reduces the binary size by moving from code driven setup to data table
// driven setup.
// AttributeConfiguration translates into calls to SetAccessor() on either
// the instance or the prototype ObjectTemplate, based on |onPrototype|.
struct AttributeConfiguration {
const char* const name;
v8::AccessorGetterCallback getter;
v8::AccessorSetterCallback setter;
v8::AccessorGetterCallback getterForMainWorld;
v8::AccessorSetterCallback setterForMainWorld;
const WrapperTypeInfo* data;
v8::AccessControl settings;
v8::PropertyAttribute attribute;
bool onPrototype;
};
// AccessorConfiguration translates into calls to SetAccessorProperty()
// on prototype ObjectTemplate.
struct AccessorConfiguration {
const char* const name;
v8::FunctionCallback getter;
v8::FunctionCallback setter;
v8::FunctionCallback getterForMainWorld;
v8::FunctionCallback setterForMainWorld;
const WrapperTypeInfo* data;
v8::AccessControl settings;
v8::PropertyAttribute attribute;
};
static void installAttributes(v8::Handle<v8::ObjectTemplate>, v8::Handle<v8::ObjectTemplate>, const AttributeConfiguration*, size_t attributeCount, v8::Isolate*, WrapperWorldType currentWorldType);
template<class ObjectOrTemplate>
static inline void installAttribute(v8::Handle<ObjectOrTemplate> instanceTemplate, v8::Handle<ObjectOrTemplate> prototype, const AttributeConfiguration& attribute, v8::Isolate* isolate)
{
(attribute.onPrototype ? prototype : instanceTemplate)->SetAccessor(v8::String::NewFromUtf8(isolate, attribute.name, v8::String::kInternalizedString),
attribute.getter,
attribute.setter,
v8::External::New(isolate, const_cast<WrapperTypeInfo*>(attribute.data)),
attribute.settings,
attribute.attribute);
}
template<class ObjectOrTemplate>
static inline void installAttribute(v8::Handle<ObjectOrTemplate> instanceTemplate, v8::Handle<ObjectOrTemplate> prototype, const AttributeConfiguration& attribute, v8::Isolate* isolate, WrapperWorldType currentWorldType)
{
v8::AccessorGetterCallback getter = attribute.getter;
v8::AccessorSetterCallback setter = attribute.setter;
if (currentWorldType == MainWorld) {
if (attribute.getterForMainWorld)
getter = attribute.getterForMainWorld;
if (attribute.setterForMainWorld)
setter = attribute.setterForMainWorld;
}
(attribute.onPrototype ? prototype : instanceTemplate)->SetAccessor(v8::String::NewFromUtf8(isolate, attribute.name, v8::String::kInternalizedString),
getter,
setter,
v8::External::New(isolate, const_cast<WrapperTypeInfo*>(attribute.data)),
attribute.settings,
attribute.attribute);
}
// ConstantConfiguration translates into calls to Set() for setting up an
// object's constants. It sets the constant on both the FunctionTemplate and
// the ObjectTemplate. PropertyAttributes is always ReadOnly.
struct ConstantConfiguration {
const char* const name;
int value;
};
static void installConstants(v8::Handle<v8::FunctionTemplate>, v8::Handle<v8::ObjectTemplate>, const ConstantConfiguration*, size_t constantCount, v8::Isolate*);
// MethodConfiguration translates into calls to Set() on the prototype
// ObjectTemplate.
struct MethodConfiguration {
const char* const name;
v8::FunctionCallback callback;
v8::FunctionCallback callbackForMainWorld;
int length;
};
static void installCallbacks(v8::Handle<v8::ObjectTemplate>, v8::Handle<v8::Signature>, v8::PropertyAttribute, const MethodConfiguration*, size_t callbackCount, v8::Isolate*, WrapperWorldType);
static void installAccessors(v8::Handle<v8::ObjectTemplate>, v8::Handle<v8::Signature>, const AccessorConfiguration*, size_t accessorCount, v8::Isolate*, WrapperWorldType);
static v8::Local<v8::Signature> installDOMClassTemplate(v8::Handle<v8::FunctionTemplate>, const char* interfaceName, v8::Handle<v8::FunctionTemplate> parentClass, size_t fieldCount,
const AttributeConfiguration*, size_t attributeCount,
const AccessorConfiguration*, size_t accessorCount,
const MethodConfiguration*, size_t callbackCount,
v8::Isolate*, WrapperWorldType);
};
} // namespace WebCore
#endif // V8DOMConfiguration_h
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