chromium/components/zoom/zoom_event_manager.cc

// 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.

#include "components/zoom/zoom_event_manager.h"

#include <memory>

#include "base/observer_list.h"
#include "components/zoom/zoom_event_manager_observer.h"
#include "content/public/browser/browser_context.h"

namespace {
static const char kBrowserZoomEventManager[] = …;
}

namespace zoom {

ZoomEventManager* ZoomEventManager::GetForBrowserContext(
    content::BrowserContext* context) { … }

ZoomEventManager::ZoomEventManager() { … }

ZoomEventManager::~ZoomEventManager() { … }

void ZoomEventManager::OnZoomLevelChanged(
    const content::HostZoomMap::ZoomLevelChange& change) { … }

base::CallbackListSubscription ZoomEventManager::AddZoomLevelChangedCallback(
    content::HostZoomMap::ZoomLevelChangedCallback callback) { … }

void ZoomEventManager::OnDefaultZoomLevelChanged() { … }

void ZoomEventManager::AddObserver(ZoomEventManagerObserver* observer) { … }

void ZoomEventManager::RemoveObserver(ZoomEventManagerObserver* observer) { … }

}  // namespace zoom