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// Copyright 2014 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 EXTENSIONS_BROWSER_EXTENSION_ZOOM_REQUEST_CLIENT_H_
#define EXTENSIONS_BROWSER_EXTENSION_ZOOM_REQUEST_CLIENT_H_
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "components/ui/zoom/zoom_controller.h"
#include "extensions/common/extension.h"
namespace extensions {
class Extension;
// This class implements ZoomRequestClient in order to encapsulate a ref pointer
// back to an extension requesting a zoom level change. This is important so
// that zoom event observers can determine if an extension made the request
// as opposed to direct user input.
class ExtensionZoomRequestClient : public ui_zoom::ZoomRequestClient {
public:
explicit ExtensionZoomRequestClient(scoped_refptr<const Extension> extension);
bool ShouldSuppressBubble() const override;
const Extension* extension() const { return extension_.get(); }
private:
~ExtensionZoomRequestClient() override;
scoped_refptr<const Extension> extension_;
DISALLOW_COPY_AND_ASSIGN(ExtensionZoomRequestClient);
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_EXTENSION_ZOOM_REQUEST_CLIENT_H_
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