blob: 1a57e2d170e7b1d60367c01e442a1c145a9add45 [file] [log] [blame]
// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromecast/renderer/cast_gin_runner.h"
#include "content/public/renderer/render_frame.h"
#include "gin/per_context_data.h"
#include "third_party/WebKit/public/web/WebFrame.h"
#include "third_party/WebKit/public/web/WebLocalFrame.h"
#include "third_party/WebKit/public/web/WebScriptSource.h"
namespace chromecast {
namespace shell {
CastGinRunner::CastGinRunner(content::RenderFrame* render_frame)
: content::RenderFrameObserver(render_frame),
frame_(render_frame->GetWebFrame()),
context_holder_(
gin::PerContextData::From(frame_->mainWorldScriptContext())
->context_holder()) {
DCHECK(frame_);
DCHECK(context_holder_);
gin::PerContextData* context_data =
gin::PerContextData::From(frame_->mainWorldScriptContext());
v8::Isolate::Scope isolate_scope(context_holder_->isolate());
v8::HandleScope handle_scope(context_holder_->isolate());
context_data->SetUserData(kCastContextData, this);
// Note: this installs the runner globally. If we need to support more than
// one runner at a time we'll have to revisit this.
context_data->set_runner(this);
}
CastGinRunner::~CastGinRunner() {
RemoveUserData(render_frame()->GetWebFrame()->mainWorldScriptContext());
}
void CastGinRunner::Run(const std::string& source,
const std::string& resource_name) {
frame_->executeScript(
blink::WebScriptSource(blink::WebString::fromUTF8(source)));
}
v8::Local<v8::Value> CastGinRunner::Call(v8::Local<v8::Function> function,
v8::Local<v8::Value> receiver,
int argc,
v8::Local<v8::Value> argv[]) {
return frame_->callFunctionEvenIfScriptDisabled(function, receiver, argc,
argv);
}
gin::ContextHolder* CastGinRunner::GetContextHolder() {
return context_holder_;
}
void CastGinRunner::WillReleaseScriptContext(v8::Local<v8::Context> context,
int world_id) {
RemoveUserData(context);
}
void CastGinRunner::DidClearWindowObject() {
RemoveUserData(render_frame()->GetWebFrame()->mainWorldScriptContext());
}
void CastGinRunner::OnDestruct() {
RemoveUserData(render_frame()->GetWebFrame()->mainWorldScriptContext());
}
void CastGinRunner::RemoveUserData(v8::Local<v8::Context> context) {
gin::PerContextData* context_data = gin::PerContextData::From(context);
if (!context_data)
return;
context_data->RemoveUserData(kCastContextData);
}
} // namespace shell
} // namespace chromecast