1 files changed, 42 insertions, 0 deletions
diff --git a/chrome/browser/views/frame/browser_bubble_host.h b/chrome/browser/views/frame/browser_bubble_host.h
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+++ b/chrome/browser/views/frame/browser_bubble_host.h
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+// 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.
+
+#ifndef CHROME_BROWSER_VIEWS_FRAME_BROWSER_BUBBLE_HOST_H_
+#define CHROME_BROWSER_VIEWS_FRAME_BROWSER_BUBBLE_HOST_H_
+
+#include <set>
+
+#include "base/basictypes.h"
+
+class BrowserBubble;
+
+// A class providing a hosting environment for BrowserBubble instances.
+// Allows for notification to attached BrowserBubbles of browser move, and
+// close events.
+class BrowserBubbleHost {
+ public:
+  BrowserBubbleHost() {}
+
+  // Invoked when the window containing the attached browser-bubbles is moved.
+  // Calls BrowserBubble::BrowserWindowMoved on all attached bubbles.
+  void WindowMoved();
+
+  // To be called when the frame containing the BrowserBubbleHost is closing.
+  // Calls BrowserBubble::BrowserWindowClosing on all attached bubbles.
+  void Close();
+
+  // Registers/Unregisters |bubble| to receive notifications when the host moves
+  // or is closed.
+  void AttachBrowserBubble(BrowserBubble* bubble);
+  void DetachBrowserBubble(BrowserBubble* bubble);
+
+ private:
+  // The set of bubbles associated with this host.
+  typedef std::set<BrowserBubble*> BubbleSet;
+  BubbleSet browser_bubbles_;
+
+  DISALLOW_COPY_AND_ASSIGN(BrowserBubbleHost);
+};
+
+#endif  // CHROME_BROWSER_VIEWS_FRAME_BROWSER_BUBBLE_HOST_H_