Index: ios/shared/chrome/browser/ui/browser_list/browser_list_observer.h |
diff --git a/ios/shared/chrome/browser/ui/browser_list/browser_list_observer.h b/ios/shared/chrome/browser/ui/browser_list/browser_list_observer.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..6afc61e92cc3fc710d4cfe46eb5bc7edc1ae6fb0 |
--- /dev/null |
+++ b/ios/shared/chrome/browser/ui/browser_list/browser_list_observer.h |
@@ -0,0 +1,29 @@ |
+// Copyright 2017 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 IOS_SHARED_CHROME_BROWSER_UI_BROWSER_LIST_BROWSER_LIST_OBSERVER_H_ |
+#define IOS_SHARED_CHROME_BROWSER_UI_BROWSER_LIST_BROWSER_LIST_OBSERVER_H_ |
+ |
+#include "base/macros.h" |
+ |
+class Browser; |
+class BrowserList; |
+ |
+// Interface for observing modifications of a BrowserList. |
+class BrowserListObserver { |
+ public: |
+ BrowserListObserver(); |
+ virtual ~BrowserListObserver(); |
+ |
+ // Invoked after |browser| has been added to |browser_list|. |
+ virtual void OnBrowserCreated(BrowserList* browser_list, Browser* browser); |
+ |
+ // Invoked before |browser| is removed from |browser_list|. |
+ virtual void OnBrowserRemoved(BrowserList* browser_list, Browser* browser); |
+ |
+ private: |
+ DISALLOW_COPY_AND_ASSIGN(BrowserListObserver); |
+}; |
+ |
+#endif // IOS_SHARED_CHROME_BROWSER_UI_BROWSER_LIST_BROWSER_LIST_OBSERVER_H_ |