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// Copyright (c) 2012 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_GOOGLE_GOOGLE_UPDATE_WIN_H_
#define CHROME_BROWSER_GOOGLE_GOOGLE_UPDATE_WIN_H_
#include "base/basictypes.h"
#include "base/callback_forward.h"
#include "base/memory/ref_counted.h"
#include "base/strings/string16.h"
#include "base/win/scoped_comptr.h"
#include "google_update/google_update_idl.h"
#include "ui/gfx/native_widget_types.h"
namespace base {
class TaskRunner;
} // namespace base
// The status of the upgrade. UPGRADE_STARTED and UPGRADE_CHECK_STARTED are
// internal states and will not be reported as results to the listener.
// These values are used for a histogram. Do not reorder.
enum GoogleUpdateUpgradeResult {
// The upgrade has started.
UPGRADE_STARTED = 0,
// A check for upgrade has been initiated.
UPGRADE_CHECK_STARTED = 1,
// An update is available.
UPGRADE_IS_AVAILABLE = 2,
// The upgrade happened successfully.
UPGRADE_SUCCESSFUL = 3,
// No need to upgrade, Chrome is up to date.
UPGRADE_ALREADY_UP_TO_DATE = 4,
// An error occurred.
UPGRADE_ERROR = 5,
NUM_UPGRADE_RESULTS
};
// These values are used for a histogram. Do not reorder.
enum GoogleUpdateErrorCode {
// The upgrade completed successfully (or hasn't been started yet).
GOOGLE_UPDATE_NO_ERROR = 0,
// Google Update only supports upgrading if Chrome is installed in the default
// location. This error will appear for developer builds and with
// installations unzipped to random locations.
CANNOT_UPGRADE_CHROME_IN_THIS_DIRECTORY = 1,
// Failed to create Google Update JobServer COM class.
GOOGLE_UPDATE_JOB_SERVER_CREATION_FAILED = 2,
// Failed to create Google Update OnDemand COM class.
GOOGLE_UPDATE_ONDEMAND_CLASS_NOT_FOUND = 3,
// Google Update OnDemand COM class reported an error during a check for
// update (or while upgrading).
GOOGLE_UPDATE_ONDEMAND_CLASS_REPORTED_ERROR = 4,
// A call to GetResults failed. DEPRECATED.
// GOOGLE_UPDATE_GET_RESULT_CALL_FAILED = 5,
// A call to GetVersionInfo failed. DEPRECATED
// GOOGLE_UPDATE_GET_VERSION_INFO_FAILED = 6,
// An error occurred while upgrading (or while checking for update).
// Check the Google Update log in %TEMP% for more details.
GOOGLE_UPDATE_ERROR_UPDATING = 7,
// Updates can not be downloaded because the administrator has disabled all
// types of updating.
GOOGLE_UPDATE_DISABLED_BY_POLICY = 8,
// Updates can not be downloaded because the administrator has disabled
// manual (on-demand) updates. Automatic background updates are allowed.
GOOGLE_UPDATE_DISABLED_BY_POLICY_AUTO_ONLY = 9,
NUM_ERROR_CODES
};
// A callback run when a check for updates has completed. |result| indicates the
// end state of the operation. When |result| is UPGRADE_ERROR, |error_code| and
// |error_message| indicate the the nature of the error. When |result| is
// UPGRADE_IS_AVAILABLE or UPGRADE_SUCCESSFUL, |version| may indicate the new
// version Google Update detected (it may, however, be empty).
typedef base::Callback<void(GoogleUpdateUpgradeResult result,
GoogleUpdateErrorCode error_code,
const base::string16& error_message,
const base::string16& version)> UpdateCheckCallback;
// Begins an asynchronous update check on |task_runner|, which must run a
// TYPE_UI message loop. If |install_if_newer| is true, an update will be
// applied. |elevation_window| is the window which should own any necessary
// elevation UI. |callback| will be run on the caller's thread when the check
// completes.
void BeginUpdateCheck(const scoped_refptr<base::TaskRunner>& task_runner,
bool install_if_newer,
gfx::AcceleratedWidget elevation_window,
const UpdateCheckCallback& callback);
// A type of callback supplied by tests to provide a custom IGoogleUpdate
// implementation.
typedef base::Callback<HRESULT(base::win::ScopedComPtr<IGoogleUpdate>*)>
OnDemandAppsClassFactory;
// For use by tests that wish to provide a custom IGoogleUpdate implementation
// independent of Google Update's.
void SetGoogleUpdateFactoryForTesting(
const OnDemandAppsClassFactory& google_update_factory);
#endif // CHROME_BROWSER_GOOGLE_GOOGLE_UPDATE_WIN_H_
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