Define DevTools content API

content/public/browser/devtools/devtools_manager.h

+// Copyright (c) 2011 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 CONTENT_PUBLIC_BROWSER_DEVTOOLS_MANAGER_H_
+#define CONTENT_PUBLIC_BROWSER_DEVTOOLS_MANAGER_H_
+#pragma once
+
+#include "content/common/content_export.h"
+
+class DevToolsAgentHost;
+class DevToolsClientHost;
+class TabContents;
+
+namespace IPC {
+class Message;
+}
+
+namespace content {
+
+class CONTENT_EXPORT DevToolsManager {
+ public:
+  static DevToolsManager* GetInstance();
+
+  virtual bool ForwardToDevToolsAgent(DevToolsClientHost* from,
+                                      const IPC::Message& message) = 0;
+
+  // Invoked when a tab is replaced by another tab. This is triggered by
+  // TabStripModel::ReplaceTabContentsAt.
+  virtual void TabReplaced(TabContents* old_tab, TabContents* new_tab) = 0;
+
+  // Closes all open developer tools windows.
+  virtual void CloseAllClientHosts() = 0;
+
+  virtual DevToolsClientHost* GetDevToolsClientHostFor(
+      DevToolsAgentHost* agent_host) = 0;
+
+  // Registers new DevToolsClientHost for inspected |agent_host|. There must be
+  // no other DevToolsClientHosts registered for the |agent_host| at the moment.
+  virtual void RegisterDevToolsClientHostFor(
+      DevToolsAgentHost* agent_host,
+      DevToolsClientHost* client_host) = 0;
+  virtual void UnregisterDevToolsClientHostFor(
+      DevToolsAgentHost* agent_host) = 0;
+
+  virtual void AttachClientHost(int client_host_cookie,
+                                DevToolsAgentHost* to_agent) = 0;
+  virtual int DetachClientHost(DevToolsAgentHost* from_agent) = 0;
+};
+
+}  // namespace content
+
+#endif  // CONTENT_PUBLIC_BROWSER_DEVTOOLS_MANAGER_H_