Experiment with dislodging the Extension Shelf and having it only appear on t...

chrome/browser/dom_ui/dom_ui.h

-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// 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_DOM_UI_DOM_UI_H_
 #define CHROME_BROWSER_DOM_UI_DOM_UI_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
@@ skipping 42 matching lines @@
   bool hide_favicon() const {
     return hide_favicon_;
   }
 
   // Returns true if the bookmark bar should be forced to being visible,
   // overriding the user's preference.
   bool force_bookmark_bar_visible() const {
     return force_bookmark_bar_visible_;
   }
 
+  // Returns true if the extension shelf should be forced to being visible
+  // (if it contains any items), overriding the user's preference.
+  bool force_extension_shelf_visible() const {
+    return force_extension_shelf_visible_;
+  }
+
   // Returns true if the location bar should be focused by default rather than
   // the page contents. Some pages will want to use this to encourage the user
   // to type in the URL bar.
   bool focus_location_bar_by_default() const {
     return focus_location_bar_by_default_;
   }
 
   // Returns true if the page's URL should be hidden. Some DOM UI pages
   // like the new tab page will want to hide it.
   bool should_hide_url() const {
@@ skipping 35 matching lines @@
 
   Profile* GetProfile();
 
  protected:
   void AddMessageHandler(DOMMessageHandler* handler);
 
   // Options that may be overridden by individual DOM UI implementations. The
   // bool options default to false. See the public getters for more information.
   bool hide_favicon_;
   bool force_bookmark_bar_visible_;
+  bool force_extension_shelf_visible_;
   bool focus_location_bar_by_default_;
   bool should_hide_url_;
   string16 overridden_title_;  // Defaults to empty string.
   PageTransition::Type link_transition_type_;  // Defaults to LINK.
   int bindings_;  // The bindings from BindingsPolicy that should be enabled for
                   // this page.
 
  private:
   // Execute a string of raw Javascript on the page.
   void ExecuteJavascript(const std::wstring& javascript);
@@ skipping 10 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(DOMUI);
 };
 
 // Messages sent from the DOM are forwarded via the DOMUI to handler
 // classes. These objects are owned by DOMUI and destroyed when the
 // host is destroyed.
 class DOMMessageHandler {
  public:
   DOMMessageHandler() : dom_ui_(NULL) {}
-  virtual ~DOMMessageHandler() {};
+  virtual ~DOMMessageHandler() {}
 
   // Attaches |this| to |dom_ui| in order to handle messages from it.  Declared
   // virtual so that subclasses can do special init work as soon as the dom_ui
   // is provided.  Returns |this| for convenience.
   virtual DOMMessageHandler* Attach(DOMUI* dom_ui);
  protected:
   // Adds "url" and "title" keys on incoming dictionary, setting title
   // as the url as a fallback on empty title.
   static void SetURLAndTitle(DictionaryValue* dictionary,
                              std::wstring title,
                              const GURL& gurl);
 
   // This is where subclasses specify which messages they'd like to handle.
   virtual void RegisterMessages() = 0;
 
   // Extract an integer value from a Value.
   bool ExtractIntegerValue(const Value* value, int* out_int);
 
   // Extract a string value from a Value.
   std::wstring ExtractStringValue(const Value* value);
 
   DOMUI* dom_ui_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DOMMessageHandler);
 };
 
 #endif  // CHROME_BROWSER_DOM_UI_DOM_UI_H_