electron/renderer/atom_renderer_client.cc

73 lines
2.2 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 "renderer/atom_renderer_client.h"
#include "common/node_bindings.h"
#include "renderer/api/atom_renderer_bindings.h"
#include "renderer/atom_render_view_observer.h"
#include "common/v8/node_common.h"
namespace atom {
AtomRendererClient::AtomRendererClient()
: node_bindings_(NodeBindings::Create(false)),
atom_bindings_(new AtomRendererBindings) {
}
AtomRendererClient::~AtomRendererClient() {
}
void AtomRendererClient::RenderThreadStarted() {
node_bindings_->Initialize();
node_bindings_->PrepareMessageLoop();
DCHECK(!global_env);
// Create a default empty environment which would be used when we need to
// run V8 code out of a window context (like running a uv callback).
v8::HandleScope handle_scope(node_isolate);
v8::Local<v8::Context> context = v8::Context::New(node_isolate);
global_env = node::Environment::New(context);
}
void AtomRendererClient::RenderViewCreated(content::RenderView* render_view) {
new AtomRenderViewObserver(render_view, this);
}
void AtomRendererClient::DidCreateScriptContext(WebKit::WebFrame* frame,
v8::Handle<v8::Context> context,
int extension_group,
int world_id) {
v8::Context::Scope scope(context);
// Check the existance of process object to prevent duplicate initialization.
if (context->Global()->Has(v8::String::New("process")))
return;
// Give the node loop a run to make sure everything is ready.
node_bindings_->RunMessageLoop();
// Setup node environment for each window.
node_bindings_->CreateEnvironment(context);
// Add atom-shell extended APIs.
atom_bindings_->BindToFrame(frame);
}
void AtomRendererClient::WillReleaseScriptContext(
WebKit::WebFrame* frame,
v8::Handle<v8::Context> context,
int world_id) {
node::Environment* env = node::Environment::GetCurrent(context);
if (env == NULL) {
LOG(ERROR) << "Encounter a non-node context when releasing script context";
return;
}
env->Dispose();
}
} // namespace atom