Index: chrome/browser/upgrade_detector.cc |
=================================================================== |
--- chrome/browser/upgrade_detector.cc (revision 0) |
+++ chrome/browser/upgrade_detector.cc (revision 0) |
@@ -0,0 +1,96 @@ |
+// Copyright (c) 2010 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. |
+ |
+#include "chrome/browser/upgrade_detector.h" |
+ |
+#include "base/file_version_info.h" |
+#include "base/scoped_ptr.h" |
+#include "base/time.h" |
+#include "base/version.h" |
+#include "chrome/app/chrome_version_info.h" |
+#include "chrome/common/notification_service.h" |
+#include "chrome/common/notification_type.h" |
+#include "chrome/installer/util/browser_distribution.h" |
+ |
+#if defined(OS_WIN) |
+#include "chrome/installer/util/install_util.h" |
+#endif |
+ |
+// TODO(finnur): For the stable channel we want to check daily and notify |
+// the user if more than 2 weeks have passed since the upgrade happened |
+// (without a reboot). For the dev channel however, I want quicker feedback |
+// on how the feature works so I'm checking every hour and notifying the |
+// user immediately. |
+ |
+// How often to check for an upgrade. |
+static int kCheckForUpgradeEveryMs = 60 * 60 * 1000; // 1 hour. |
+ |
+// How long to wait before notifying the user about the upgrade. |
+static int kNotifyUserAfterMs = 0; |
+ |
+UpgradeDetector::UpgradeDetector() : upgrade_detected_(false) { |
+#if !defined(OS_WIN) |
+ return; |
+#endif |
+ |
+ detect_upgrade_timer_.Start( |
+ base::TimeDelta::FromMilliseconds(kCheckForUpgradeEveryMs), |
+ this, &UpgradeDetector::CheckForUpgrade); |
+} |
+ |
+UpgradeDetector::~UpgradeDetector() { |
+} |
+ |
+void UpgradeDetector::CheckForUpgrade() { |
+#if defined(OS_WIN) |
+ using installer::Version; |
+ |
+ // Get the version of the currently *installed* instance of Chrome, |
+ // which might be newer than the *running* instance if we have been |
+ // upgraded in the background. |
+ Version* installed_version = InstallUtil::GetChromeVersion(false); |
+ if (!installed_version) { |
+ // User level Chrome is not installed, check system level. |
+ installed_version = InstallUtil::GetChromeVersion(true); |
+ } |
+ |
+ // Get the version of the currently *running* instance of Chrome. |
+ scoped_ptr<FileVersionInfo> version(chrome_app::GetChromeVersionInfo()); |
+ if (version.get() == NULL) { |
+ NOTREACHED() << L"Failed to get current file version"; |
+ return; |
+ } |
+ scoped_ptr<Version> running_version(Version::GetVersionFromString( |
+ version->file_version())); |
+ |
+ if (installed_version->IsHigherThan(running_version.get())) { |
+ // Stop the recurring timer (that is checking for changes). |
+ detect_upgrade_timer_.Stop(); |
+ |
+ upgrade_detected_ = true; |
+ |
+ NotificationService::current()->Notify( |
+ NotificationType::UPGRADE_DETECTED, |
+ Source<UpgradeDetector>(this), |
+ NotificationService::NoDetails()); |
+ |
+ // Start the OneShot timer for notifying the user after a certain period. |
+ upgrade_notification_timer_.Start( |
+ base::TimeDelta::FromMilliseconds(kNotifyUserAfterMs), |
+ this, &UpgradeDetector::NotifyOnUpgrade); |
+ } |
+#else |
+ DCHECK(kNotifyUserAfterMs > 0); // Avoid error: var defined but not used. |
+ NOTIMPLEMENTED(); |
+#endif |
+} |
+ |
+void UpgradeDetector::NotifyOnUpgrade() { |
+ notify_upgrade_ = true; |
+ |
+ NotificationService::current()->Notify( |
+ NotificationType::UPGRADE_RECOMMENDED, |
+ Source<UpgradeDetector>(this), |
+ NotificationService::NoDetails()); |
+} |
Property changes on: chrome\browser\upgrade_detector.cc |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |