electron/atom/renderer/api/atom_renderer_bindings.cc

81 lines
2.3 KiB
C++

// Copyright (c) 2013 GitHub, Inc. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "atom/renderer/api/atom_renderer_bindings.h"
#include <vector>
#include "atom/common/native_mate_converters/string16_converter.h"
#include "atom/common/native_mate_converters/v8_value_converter.h"
#include "base/memory/scoped_ptr.h"
#include "base/values.h"
#include "content/public/renderer/render_view.h"
#include "third_party/WebKit/public/web/WebFrame.h"
#include "third_party/WebKit/public/web/WebView.h"
#include "atom/common/node_includes.h"
namespace atom {
namespace {
v8::Handle<v8::Object> GetProcessObject(v8::Handle<v8::Context> context) {
v8::Handle<v8::Object> process =
context->Global()->Get(v8::String::New("process"))->ToObject();
DCHECK(!process.IsEmpty());
return process;
}
} // namespace
AtomRendererBindings::AtomRendererBindings() {
}
AtomRendererBindings::~AtomRendererBindings() {
}
void AtomRendererBindings::BindToFrame(WebKit::WebFrame* frame) {
v8::HandleScope handle_scope(node_isolate);
v8::Handle<v8::Context> context = frame->mainWorldScriptContext();
if (context.IsEmpty())
return;
v8::Context::Scope scope(context);
AtomBindings::BindTo(GetProcessObject(context));
}
void AtomRendererBindings::OnBrowserMessage(content::RenderView* render_view,
const string16& channel,
const base::ListValue& args) {
if (!render_view->GetWebView())
return;
v8::HandleScope handle_scope(node_isolate);
v8::Local<v8::Context> context =
render_view->GetWebView()->mainFrame()->mainWorldScriptContext();
if (context.IsEmpty())
return;
v8::Context::Scope context_scope(context);
v8::Handle<v8::Object> process = GetProcessObject(context);
scoped_ptr<V8ValueConverter> converter(new V8ValueConverter);
std::vector<v8::Handle<v8::Value>> arguments;
arguments.reserve(1 + args.GetSize());
arguments.push_back(mate::ConvertToV8(node_isolate, channel));
for (size_t i = 0; i < args.GetSize(); i++) {
const base::Value* value;
if (args.Get(i, &value))
arguments.push_back(converter->ToV8Value(value, context));
}
node::MakeCallback(process, "emit", arguments.size(), &arguments[0]);
}
} // namespace atom