Index: chrome/browser/extensions/extension_devtools_manager.h |
diff --git a/chrome/browser/extensions/extension_devtools_manager.h b/chrome/browser/extensions/extension_devtools_manager.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..35e7cec46b4913487fe29ddb31e4cc6ed3b32dd9 |
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+++ b/chrome/browser/extensions/extension_devtools_manager.h |
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+// Copyright (c) 2009 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_EXTENSIONS_EXTENSION_DEVTOOLS_MANAGER_H_ |
+#define CHROME_BROWSER_EXTENSIONS_EXTENSION_DEVTOOLS_MANAGER_H_ |
+ |
+#include <map> |
+#include <set> |
+#include <string> |
+#include "base/linked_ptr.h" |
+#include "base/ref_counted.h" |
+ |
+class ExtensionDevToolsBridge; |
+class MessageLoop; |
+class Profile; |
+ |
+// This class manages the lifetimes of ExtensionDevToolsBridge objects. |
+// The manager is owned by the Profile. |
+// |
+// The lifetime of an ExtensionDevToolsBridge object is determined by: |
+// * the existence of registered event handlers for the bridge's tab |
+// * the lifetime of the inspected tab |
+// |
+// The manager is alerted whenever an event listener is added or removed and |
+// keeps track of the set of renderers with event listeners registered for each |
+// tab. A new bridge object is created for a tab when the first event listener |
+// is registered on that tab. A bridge object is destroyed when all event |
+// listeners are removed, the inspected tab closes, or when the manager itself |
+// is destroyed. |
+ |
+class ExtensionDevToolsManager |
+ : public base::RefCountedThreadSafe<ExtensionDevToolsManager> { |
+ public: |
+ // UI thread only: |
+ explicit ExtensionDevToolsManager(Profile* profile); |
+ ~ExtensionDevToolsManager(); |
+ |
+ void AddEventListener(const std::string& event_name, |
+ int render_process_id); |
+ |
+ void RemoveEventListener(const std::string& event_name, |
+ int render_process_id); |
+ |
+ void BridgeClosingForTab(int tab_id); |
+ |
+ private: |
+ |
+ // Map of tab IDs to the ExtensionDevToolsBridge connected to the tab |
+ std::map<int, linked_ptr<ExtensionDevToolsBridge> > tab_id_to_bridge_; |
+ |
+ // Map of tab IDs to the set of render_process_ids that have registered |
+ // event handlers for the tab. |
+ std::map<int, std::set<int> > tab_id_to_render_process_ids_; |
+ |
+ Profile* profile_; |
+ MessageLoop* ui_loop_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(ExtensionDevToolsManager); |
+}; |
+ |
+#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_DEVTOOLS_MANAGER_H_ |
+ |