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// Copyright 2013 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.
#ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_SLOW_TRACE_UI_H_
#define CHROME_BROWSER_UI_WEBUI_CHROMEOS_SLOW_TRACE_UI_H_
#include <string>
#include "base/compiler_specific.h"
#include "content/public/browser/url_data_source.h"
#include "content/public/browser/web_ui_controller.h"
#include "ui/base/layout.h"
namespace base {
class RefCountedMemory;
class RefCountedString;
}
namespace chromeos {
// This class provides the source for chrome://slow_trace/. It needs to be a
// separate handler that chrome://slow, because URLDataSource and
// WebUIDataSource are not descended from each other, and WebUIDataSource
// doesn't allow the MimeType to be dynamically specified.
class SlowTraceSource : public content::URLDataSource {
public:
SlowTraceSource();
// content::URLDataSource implementation.
virtual std::string GetSource() const OVERRIDE;
virtual void StartDataRequest(
const std::string& path,
int render_process_id,
int render_view_id,
const content::URLDataSource::GotDataCallback& callback) OVERRIDE;
virtual std::string GetMimeType(const std::string& path) const OVERRIDE;
private:
virtual ~SlowTraceSource();
void OnGetTraceData(const content::URLDataSource::GotDataCallback& callback,
scoped_refptr<base::RefCountedString> trace_data);
DISALLOW_COPY_AND_ASSIGN(SlowTraceSource);
};
class SlowTraceController : public content::WebUIController {
public:
explicit SlowTraceController(content::WebUI* web_ui);
private:
DISALLOW_COPY_AND_ASSIGN(SlowTraceController);
};
} // namespace chromeos
#endif // CHROME_BROWSER_UI_WEBUI_CHROMEOS_SLOW_TRACE_UI_H_
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