DevTools: Preserve devtools window contents on dock/undock.

chrome/browser/debugger/devtools_window.h

 // 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_DEBUGGER_DEV_TOOLS_WINDOW_H_
 #define CHROME_BROWSER_DEBUGGER_DEV_TOOLS_WINDOW_H_
 
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/scoped_ptr.h"
 #include "chrome/browser/debugger/devtools_client_host.h"
+#include "chrome/browser/tab_contents/tab_contents_delegate.h"
 #include "chrome/common/notification_registrar.h"
 #include "chrome/common/notification_service.h"
 
 namespace IPC {
 class Message;
 }
 
 class Browser;
 class BrowserWindow;
 class Profile;
 class RenderViewHost;
 class TabContents;
 
-class DevToolsWindow : public DevToolsClientHost, public NotificationObserver {
+class DevToolsWindow :
+    public DevToolsClientHost,
+    public NotificationObserver,
+    TabContentsDelegate {
  public:
-  static DevToolsWindow* CreateDevToolsWindow(Profile* profile,
-                                              RenderViewHost* inspected_rvh,
-                                              bool docked);
-
   static TabContents* GetDevToolsContents(TabContents* inspected_tab);
 
+  DevToolsWindow(Profile* profile, RenderViewHost* inspected_rvh, bool docked);
   virtual ~DevToolsWindow();
-  virtual void Show() = 0;
-  virtual void Activate() = 0;
-  bool is_docked() { return docked_; };
+
+  // Overridden from DevToolsClientHost.
+  virtual DevToolsWindow* AsDevToolsWindow();
+  virtual void SendMessageToClient(const IPC::Message& message);
+  virtual void InspectedTabClosing();
+
+  void Show();
+  void Activate();
+  void SetDocked(bool docked);
   RenderViewHost* GetRenderViewHost();
 
-  // DevToolsClientHost override.
-  virtual DevToolsWindow* AsDevToolsWindow();
-  virtual void SendMessageToClient(const IPC::Message& message);
+  TabContents* tab_contents() { return tab_contents_; }
+  Browser* browser() { return browser_; } //  For tests.
+  bool is_docked() { return docked_; };
 
-  // NotificationObserver override.
+ private:
+  void CreateDevToolsBrowser();
+  BrowserWindow* GetInspectedBrowserWindow();
+
+  // Overridden from NotificationObserver.
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 
-  TabContents* tab_contents() { return tab_contents_; }
-  Browser* browser() { return browser_; }
+  // Overridden from TabContentsDelegate.
+  virtual void OpenURLFromTab(TabContents* source,
+                              const GURL& url,
+                              const GURL& referrer,
+                              WindowOpenDisposition disposition,
+                              PageTransition::Type transition) {}
+  virtual void NavigationStateChanged(const TabContents* source,
+                                      unsigned changed_flags) {}
+  virtual void AddNewContents(TabContents* source,
+                              TabContents* new_contents,
+                              WindowOpenDisposition disposition,
+                              const gfx::Rect& initial_pos,
+                              bool user_gesture) {}
+  virtual void ActivateContents(TabContents* contents) {}
+  virtual void LoadingStateChanged(TabContents* source) {}
+  virtual void CloseContents(TabContents* source) {}
+  virtual void MoveContents(TabContents* source, const gfx::Rect& pos) {}
+  virtual bool IsPopup(TabContents* source) { return false; }
+  virtual void URLStarredChanged(TabContents* source, bool starred) {}
+  virtual void UpdateTargetURL(TabContents* source, const GURL& url) {}
+  virtual void ToolbarSizeChanged(TabContents* source, bool is_animating) {}
 
- protected:
-  DevToolsWindow(bool docked);
-  GURL GetContentsUrl();
-  void InitTabContents(TabContents* tab_contents);
-
+  Profile* profile_;
+  TabContents* inspected_tab_;
   TabContents* tab_contents_;
   Browser* browser_;
-
- private:
-  static BrowserWindow* GetBrowserWindow(RenderViewHost* rvh);
+  BrowserWindow* inspected_window_;
+  bool docked_;
   NotificationRegistrar registrar_;
-
-  bool docked_;
   DISALLOW_COPY_AND_ASSIGN(DevToolsWindow);
 };
 
 #endif  // CHROME_BROWSER_DEBUGGER_DEV_TOOLS_WINDOW_H_