Initial implementation of status tray functionality (mac-only, currently).

chrome/browser/status_icons/status_tray_manager.cc

+// 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/status_icons/status_tray_manager.h"
+
+#include "app/resource_bundle.h"
+#include "base/logging.h"
+#include "base/string_util.h"
+#include "chrome/browser/browser.h"
+#include "chrome/browser/browser_list.h"
+#include "chrome/browser/browser_window.h"
+#include "chrome/browser/status_icons/status_tray.h"
+#include "grit/browser_resources.h"
+#include "grit/theme_resources.h"
+
+class StatusIconFactoryImpl : public StatusIconFactory {
+ public:
+  virtual StatusIcon* CreateIcon();
+};
+
+StatusIcon* StatusIconFactoryImpl::CreateIcon() {
+#ifdef OS_MACOSX
+  return StatusIcon::Create();
+#else
+  // TODO(atwilson): Add support for non-Mac platforms.
+  return 0;
+#endif
+}
+
+
+StatusTrayManager::StatusTrayManager() {
+}
+
+StatusTrayManager::~StatusTrayManager() {
+}
+
+void StatusTrayManager::Init(Profile* profile) {
+  DCHECK(profile);
+  profile_ = profile;
+  status_tray_.reset(new StatusTray(new StatusIconFactoryImpl()));
+  StatusIcon* icon = status_tray_->GetStatusIcon(ASCIIToUTF16("chrome_main"));
+  if (icon) {
+    // Create an icon and add ourselves as a click observer on it
+    SkBitmap* bitmap = ResourceBundle::GetSharedInstance().GetBitmapNamed(
+        IDR_STATUS_TRAY_ICON);
+    icon->SetImage(*bitmap);
+    icon->AddObserver(this);
+  }
+}
+
+void StatusTrayManager::OnClicked() {
+  // When the tray icon is clicked, bring up the extensions page for now.
+  Browser* browser = BrowserList::GetLastActiveWithProfile(profile_);
+  if (browser) {
+    // Bring up the existing browser window and show the extensions tab.
+    browser->window()->Activate();
+    browser->ShowExtensionsTab();
+  } else {
+    // No windows are currently open, so open a new one.
+    Browser::OpenExtensionsWindow(profile_);
+  }
+}