76 lines
3 KiB
C
76 lines
3 KiB
C
|
// Copyright (c) 2019 GitHub, Inc. All rights reserved.
|
||
|
|
// Use of this source code is governed by the MIT license that can be
|
||
|
|
// found in the LICENSE file.
|
||
|
|
|
||
|
|
#ifndef SHELL_COMMON_GIN_HELPER_OBJECT_TEMPLATE_BUILDER_H_
|
||
|
|
#define SHELL_COMMON_GIN_HELPER_OBJECT_TEMPLATE_BUILDER_H_
|
||
|
|
|
||
|
|
#include "shell/common/gin_helper/function_template.h"
|
||
|
|
|
||
|
|
namespace gin_helper {
|
||
|
|
|
||
|
|
// This class works like gin::ObjectTemplateBuilder, but operates on existing
|
||
|
|
// prototype template instead of creating a new one.
|
||
|
|
//
|
||
|
|
// It also uses gin_helper::CreateFunctionTemplate for function templates to
|
||
|
|
// support gin_helper types.
|
||
|
|
//
|
||
|
|
// TODO(zcbenz): We should patch gin::ObjectTemplateBuilder to provide the same
|
||
|
|
// functionality after removing gin_helper/function_template.h.
|
||
|
|
class ObjectTemplateBuilder {
|
||
|
|
public:
|
||
|
|
ObjectTemplateBuilder(v8::Isolate* isolate,
|
||
|
|
v8::Local<v8::ObjectTemplate> templ);
|
||
|
|
~ObjectTemplateBuilder();
|
||
|
|
|
||
|
|
// It's against Google C++ style to return a non-const ref, but we take some
|
||
|
|
// poetic license here in order that all calls to Set() can be via the '.'
|
||
|
|
// operator and line up nicely.
|
||
|
|
template <typename T>
|
||
|
|
ObjectTemplateBuilder& SetValue(const base::StringPiece& name, T val) {
|
||
|
|
return SetImpl(name, ConvertToV8(isolate_, val));
|
||
|
|
}
|
||
|
|
|
||
|
|
// In the following methods, T and U can be function pointer, member function
|
||
|
|
// pointer, base::Callback, or v8::FunctionTemplate. Most clients will want to
|
||
|
|
// use one of the first two options. Also see gin::CreateFunctionTemplate()
|
||
|
|
// for creating raw function templates.
|
||
|
|
template <typename T>
|
||
|
|
ObjectTemplateBuilder& SetMethod(const base::StringPiece& name,
|
||
|
|
const T& callback) {
|
||
|
|
return SetImpl(name, CallbackTraits<T>::CreateTemplate(isolate_, callback));
|
||
|
|
}
|
||
|
|
template <typename T>
|
||
|
|
ObjectTemplateBuilder& SetProperty(const base::StringPiece& name,
|
||
|
|
const T& getter) {
|
||
|
|
return SetPropertyImpl(name,
|
||
|
|
CallbackTraits<T>::CreateTemplate(isolate_, getter),
|
||
|
|
v8::Local<v8::FunctionTemplate>());
|
||
|
|
}
|
||
|
|
template <typename T, typename U>
|
||
|
|
ObjectTemplateBuilder& SetProperty(const base::StringPiece& name,
|
||
|
|
const T& getter,
|
||
|
|
const U& setter) {
|
||
|
|
return SetPropertyImpl(name,
|
||
|
|
CallbackTraits<T>::CreateTemplate(isolate_, getter),
|
||
|
|
CallbackTraits<T>::CreateTemplate(isolate_, setter));
|
||
|
|
}
|
||
|
|
|
||
|
|
private:
|
||
|
|
ObjectTemplateBuilder& SetImpl(const base::StringPiece& name,
|
||
|
|
v8::Local<v8::Data> val);
|
||
|
|
ObjectTemplateBuilder& SetPropertyImpl(
|
||
|
|
const base::StringPiece& name,
|
||
|
|
v8::Local<v8::FunctionTemplate> getter,
|
||
|
|
v8::Local<v8::FunctionTemplate> setter);
|
||
|
|
|
||
|
|
v8::Isolate* isolate_;
|
||
|
|
|
||
|
|
// ObjectTemplateBuilder should only be used on the stack.
|
||
|
|
v8::Local<v8::ObjectTemplate> template_;
|
||
|
|
};
|
||
|
|
|
||
|
|
} // namespace gin_helper
|
||
|
|
|
||
|
|
#endif // SHELL_COMMON_GIN_HELPER_OBJECT_TEMPLATE_BUILDER_H_
|