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// Copyright (c) 2011 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_POLICY_CONFIGURATION_POLICY_LOADER_WIN_H_
#define CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_LOADER_WIN_H_
#pragma once
#include "base/synchronization/waitable_event.h"
#include "base/win/object_watcher.h"
#include "chrome/browser/policy/asynchronous_policy_loader.h"
namespace policy {
// Keeps watch on Windows Group Policy notification event to trigger a policy
// reload when Group Policy changes.
class ConfigurationPolicyLoaderWin
: public AsynchronousPolicyLoader,
public base::win::ObjectWatcher::Delegate {
public:
ConfigurationPolicyLoaderWin(
AsynchronousPolicyProvider::Delegate* delegate,
int reload_interval_minutes);
virtual ~ConfigurationPolicyLoaderWin() {}
protected:
// AsynchronousPolicyLoader overrides:
virtual void InitOnFileThread();
virtual void StopOnFileThread();
private:
// Updates the watchers and schedules the reload task if appropriate.
void SetupWatches();
// Post a reload notification and update the watch machinery.
void Reload();
// ObjectWatcher::Delegate overrides:
virtual void OnObjectSignaled(HANDLE object);
base::WaitableEvent user_policy_changed_event_;
base::WaitableEvent machine_policy_changed_event_;
base::win::ObjectWatcher user_policy_watcher_;
base::win::ObjectWatcher machine_policy_watcher_;
bool user_policy_watcher_failed_;
bool machine_policy_watcher_failed_;
DISALLOW_COPY_AND_ASSIGN(ConfigurationPolicyLoaderWin);
};
} // namespace policy
#endif // CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_LOADER_WIN_H_
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