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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/ui/views/message_center/web_notification_tray.h"
      6 
      7 #include <windows.h>
      8 #include "base/win/windows_version.h"
      9 #include "chrome/browser/app_icon_win.h"
     10 #include "chrome/browser/profiles/profile_manager.h"
     11 #include "chrome/browser/status_icons/status_icon.h"
     12 #include "chrome/browser/ui/browser.h"
     13 #include "chrome/browser/ui/host_desktop.h"
     14 #include "chrome/browser/ui/scoped_tabbed_browser_displayer.h"
     15 #include "chrome/browser/ui/singleton_tabs.h"
     16 #include "chrome/common/url_constants.h"
     17 #include "chrome/grit/chromium_strings.h"
     18 #include "third_party/skia/include/core/SkBitmap.h"
     19 #include "ui/base/l10n/l10n_util.h"
     20 #include "ui/gfx/image/image_skia.h"
     21 
     22 namespace message_center {
     23 void WebNotificationTray::OnBalloonClicked() {
     24   chrome::ScopedTabbedBrowserDisplayer displayer(
     25       ProfileManager::GetLastUsedProfileAllowedByPolicy(),
     26       chrome::GetActiveDesktop());
     27   chrome::ShowSingletonTab(displayer.browser(),
     28                            GURL(chrome::kNotificationsHelpURL));
     29 }
     30 
     31 void WebNotificationTray::DisplayFirstRunBalloon() {
     32   // We should never be calling DisplayFirstRunBalloon without a status icon.
     33   // The status icon must have been created before this call.
     34   DCHECK(status_icon_);
     35 
     36   base::win::Version win_version = base::win::GetVersion();
     37   if (win_version == base::win::VERSION_PRE_XP)
     38     return;
     39 
     40   // StatusIconWin uses NIIF_LARGE_ICON if the version is >= vista.  According
     41   // to http://msdn.microsoft.com/en-us/library/windows/desktop/bb773352.aspx:
     42   // This corresponds to the icon with dimensions SM_CXICON x SM_CYICON. If
     43   // this flag is not set, the icon with dimensions SM_CXSMICON x SM_CYSMICON
     44   // is used.
     45   int icon_size = GetSystemMetrics(SM_CXICON);
     46   if (win_version < base::win::VERSION_VISTA)
     47     icon_size = GetSystemMetrics(SM_CXSMICON);
     48 
     49   scoped_ptr<SkBitmap> sized_app_icon_bitmap = GetAppIconForSize(icon_size);
     50   gfx::ImageSkia sized_app_icon_skia =
     51       gfx::ImageSkia::CreateFrom1xBitmap(*sized_app_icon_bitmap);
     52   status_icon_->DisplayBalloon(
     53       sized_app_icon_skia,
     54       l10n_util::GetStringUTF16(IDS_MESSAGE_CENTER_BALLOON_TITLE),
     55       l10n_util::GetStringUTF16(IDS_MESSAGE_CENTER_BALLOON_TEXT));
     56 }
     57 
     58 void WebNotificationTray::EnforceStatusIconVisible() {
     59   DCHECK(status_icon_);
     60   status_icon_->ForceVisible();
     61 }
     62 
     63 }  // namespace message_center
     64