85 lines
2.3 KiB
C++
85 lines
2.3 KiB
C++
// Copyright (c) 2013 GitHub, Inc. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "renderer/api/atom_renderer_bindings.h"
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#include <vector>
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#include "base/logging.h"
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#include "base/values.h"
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#include "common/v8_conversions.h"
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#include "content/public/renderer/render_view.h"
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#include "content/public/renderer/v8_value_converter.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
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#include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
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#include "vendor/node/src/node.h"
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using content::RenderView;
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using content::V8ValueConverter;
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using WebKit::WebFrame;
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namespace atom {
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namespace {
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v8::Handle<v8::Object> GetProcessObject(v8::Handle<v8::Context> context) {
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v8::Handle<v8::Object> process =
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context->Global()->Get(v8::String::New("process"))->ToObject();
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DCHECK(!process.IsEmpty());
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return process;
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}
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} // namespace
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AtomRendererBindings::AtomRendererBindings(RenderView* render_view)
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: render_view_(render_view) {
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}
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AtomRendererBindings::~AtomRendererBindings() {
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}
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void AtomRendererBindings::BindToFrame(WebFrame* frame) {
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v8::HandleScope handle_scope;
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v8::Handle<v8::Context> context = frame->mainWorldScriptContext();
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if (context.IsEmpty())
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return;
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v8::Context::Scope scope(context);
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AtomBindings::BindTo(GetProcessObject(context));
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}
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void AtomRendererBindings::OnBrowserMessage(const string16& channel,
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const base::ListValue& args) {
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if (!render_view_->GetWebView())
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return;
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v8::HandleScope scope;
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v8::Local<v8::Context> context =
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render_view_->GetWebView()->mainFrame()->mainWorldScriptContext();
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if (context.IsEmpty())
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return;
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v8::Context::Scope context_scope(context);
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v8::Handle<v8::Object> process = GetProcessObject(context);
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scoped_ptr<V8ValueConverter> converter(V8ValueConverter::create());
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std::vector<v8::Handle<v8::Value>> arguments;
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arguments.reserve(1 + args.GetSize());
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arguments.push_back(ToV8Value(channel));
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for (size_t i = 0; i < args.GetSize(); i++) {
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const base::Value* value;
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if (args.Get(i, &value))
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arguments.push_back(converter->ToV8Value(value, context));
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}
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node::MakeCallback(process, "emit", arguments.size(), &arguments[0]);
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}
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} // namespace atom
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