DevTools: Do not close devtools if there are dirty files in workspace

chrome/browser/devtools/devtools_window.h

 // Copyright (c) 2012 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_DEVTOOLS_DEVTOOLS_WINDOW_H_
 #define CHROME_BROWSER_DEVTOOLS_DEVTOOLS_WINDOW_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 36 matching lines @@
 class PrefRegistrySyncable;
 }
 
 enum DevToolsDockSide {
   DEVTOOLS_DOCK_SIDE_UNDOCKED = 0,
   DEVTOOLS_DOCK_SIDE_BOTTOM,
   DEVTOOLS_DOCK_SIDE_RIGHT,
   DEVTOOLS_DOCK_SIDE_MINIMIZED
 };
 
+enum DevToolsClosingTarget {
+  DEVTOOLS_CLOSING_TARGET_NONE = 0,
+  DEVTOOLS_CLOSING_TARGET_DEVTOOLS,
+  DEVTOOLS_CLOSING_TARGET_INSPECTED_PAGE
+};
+
 class DevToolsWindow : private content::NotificationObserver,
                        private content::WebContentsDelegate,
                        private content::DevToolsFrontendHostDelegate,
                        private DevToolsEmbedderMessageDispatcher::Delegate {
  public:
   typedef base::Callback<void(bool)> InfoBarCallback;
 
   static const char kDevToolsApp[];
 
   virtual ~DevToolsWindow();
 
   static std::string GetDevToolsWindowPlacementPrefKey();
   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
+  static DevToolsWindow* GetInstanceForInspectedTab(
+      content::WebContents* inspected_tab);
   static DevToolsWindow* GetDockedInstanceForInspectedTab(
       content::WebContents* inspected_tab);
   static bool IsDevToolsWindow(content::RenderViewHost* window_rvh);
   static DevToolsWindow* OpenDevToolsWindowForWorker(
       Profile* profile,
       content::DevToolsAgentHost* worker_agent);
   static DevToolsWindow* CreateDevToolsWindowForWorker(Profile* profile);
   static DevToolsWindow* OpenDevToolsWindow(
       content::RenderViewHost* inspected_rvh);
   static DevToolsWindow* ToggleDevToolsWindow(
@@ skipping 38 matching lines @@
   int GetHeight(int container_height);
 
   // Stores preferred devtools window width for this instance.
   void SetWidth(int width);
 
   // Stores preferred devtools window height for this instance.
   void SetHeight(int height);
 
   void Show(DevToolsToggleAction action);
 
+  static void HandleBeforeUnload(content::WebContents*, bool, bool*);
+  bool InspectedPageWillClose();
+  void InspectedPageCancelClose();
+
  private:
   friend class DevToolsControllerTest;
 
   DevToolsWindow(Profile* profile,
                  const GURL& frontend_url,
                  content::RenderViewHost* inspected_rvh,
                  DevToolsDockSide dock_side);
 
   static DevToolsWindow* Create(Profile* profile,
                                 const GURL& frontend_url,
@@ skipping 21 matching lines @@
   virtual content::WebContents* OpenURLFromTab(
       content::WebContents* source,
       const content::OpenURLParams& params) OVERRIDE;
   virtual void AddNewContents(content::WebContents* source,
                               content::WebContents* new_contents,
                               WindowOpenDisposition disposition,
                               const gfx::Rect& initial_pos,
                               bool user_gesture,
                               bool* was_blocked) OVERRIDE;
   virtual void CloseContents(content::WebContents* source) OVERRIDE;
+  virtual void BeforeUnloadFired(content::WebContents* tab,
+                                 bool proceed,
+                                 bool* proceed_to_fire_unload) OVERRIDE;
   virtual bool PreHandleKeyboardEvent(
       content::WebContents* source,
       const content::NativeWebKeyboardEvent& event,
       bool* is_keyboard_shortcut) OVERRIDE;
   virtual void HandleKeyboardEvent(
       content::WebContents* source,
       const content::NativeWebKeyboardEvent& event) OVERRIDE;
   virtual content::JavaScriptDialogManager*
       GetJavaScriptDialogManager() OVERRIDE;
   virtual content::ColorChooser* OpenColorChooser(
       content::WebContents* web_contents,
       SkColor color) OVERRIDE;
   virtual void RunFileChooser(
       content::WebContents* web_contents,
       const content::FileChooserParams& params) OVERRIDE;
   virtual void WebContentsFocused(content::WebContents* contents) OVERRIDE;
 
   // content::DevToolsFrontendHostDelegate override:
   virtual void DispatchOnEmbedder(const std::string& message) OVERRIDE;
 
   // DevToolsEmbedderMessageDispatcher::Delegate overrides:
   virtual void ActivateWindow() OVERRIDE;
+  virtual void ActivateContents(content::WebContents* contents) OVERRIDE;
   virtual void CloseWindow() OVERRIDE;
   virtual void MoveWindow(int x, int y) OVERRIDE;
   virtual void SetDockSide(const std::string& side) OVERRIDE;
   virtual void OpenInNewTab(const std::string& url) OVERRIDE;
   virtual void SaveToFile(const std::string& url,
                           const std::string& content,
                           bool save_as) OVERRIDE;
   virtual void AppendToFile(const std::string& url,
                             const std::string& content) OVERRIDE;
   virtual void RequestFileSystems() OVERRIDE;
@@ skipping 61 matching lines @@
   scoped_ptr<DevToolsFileHelper> file_helper_;
   scoped_refptr<DevToolsFileSystemIndexer> file_system_indexer_;
   typedef std::map<
       int,
       scoped_refptr<DevToolsFileSystemIndexer::FileSystemIndexingJob> >
       IndexingJobsMap;
   IndexingJobsMap indexing_jobs_;
   int width_;
   int height_;
   DevToolsDockSide dock_side_before_minimized_;
+  DevToolsClosingTarget closing_target_;
+  bool inspected_page_is_closing_;
 
   scoped_ptr<DevToolsEmbedderMessageDispatcher> embedder_message_dispatcher_;
   DISALLOW_COPY_AND_ASSIGN(DevToolsWindow);
 };
 
 #endif  // CHROME_BROWSER_DEVTOOLS_DEVTOOLS_WINDOW_H_