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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/ui_devtools/views/server_holder.h"
#include "base/path_service.h"
#include "components/ui_devtools/connector_delegate.h"
#include "components/ui_devtools/devtools_process_observer.h"
#include "components/ui_devtools/devtools_server.h"
#include "components/ui_devtools/views/devtools_server_util.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/tracing_service.h"
namespace ui_devtools {
namespace {
// This connector is used in ui_devtools's TracingAgent to hook up with the
// tracing service.
class UiDevtoolsConnector : public ui_devtools::ConnectorDelegate {
public:
UiDevtoolsConnector() = default;
~UiDevtoolsConnector() override = default;
void BindTracingConsumerHost(
mojo::PendingReceiver<tracing::mojom::ConsumerHost> receiver) override {
content::GetTracingService().BindConsumerHost(std::move(receiver));
}
};
} // namespace
ServerHolder::ServerHolder() = default;
ServerHolder::~ServerHolder() = default;
// static
ServerHolder* ServerHolder::GetInstance() {
static base::NoDestructor<ServerHolder> instance;
return instance.get();
}
void ServerHolder::CreateUiDevTools(
const base::FilePath& active_port_output_directory) {
DCHECK(!devtools_server_);
DCHECK(!devtools_process_observer_);
// Starts the UI Devtools server for browser UI (and Ash UI on Chrome OS).
auto connector = std::make_unique<UiDevtoolsConnector>();
devtools_server_ = ui_devtools::CreateUiDevToolsServerForViews(
content::GetIOThreadTaskRunner(), std::move(connector),
active_port_output_directory);
devtools_process_observer_ = std::make_unique<DevtoolsProcessObserver>(
devtools_server_->tracing_agent());
}
const UiDevToolsServer* ServerHolder::GetUiDevToolsServerInstance() {
return devtools_server_.get();
}
void ServerHolder::DestroyUiDevTools() {
devtools_server_.reset();
devtools_process_observer_.reset();
}
} // namespace ui_devtools
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