chromium/chrome/browser/ui/zoom/chrome_zoom_level_prefs.h

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_UI_ZOOM_CHROME_ZOOM_LEVEL_PREFS_H_
#define CHROME_BROWSER_UI_ZOOM_CHROME_ZOOM_LEVEL_PREFS_H_

#include "base/files/file_path.h"
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/values.h"
#include "components/prefs/json_pref_store.h"
#include "components/prefs/pref_change_registrar.h"
#include "components/prefs/pref_service.h"
#include "components/prefs/pref_store.h"
#include "content/public/browser/host_zoom_map.h"
#include "content/public/browser/zoom_level_delegate.h"

namespace zoom {
class ZoomEventManager;
}

// A class to manage per-partition default and per-host zoom levels in Chrome's
// preference system. It implements an interface between the content/ zoom
// levels in HostZoomMap and Chrome's preference system. All changes
// to the per-partition default zoom levels from chrome/ flow through this
// class. Any changes to per-host levels are updated when HostZoomMap calls
// OnZoomLevelChanged.
class ChromeZoomLevelPrefs : public content::ZoomLevelDelegate { … };

#endif  // CHROME_BROWSER_UI_ZOOM_CHROME_ZOOM_LEVEL_PREFS_H_