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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_RENDERER_CONTEXT_MENU_CONTEXT_MENU_CONTENT_TYPE_H_
      6 #define CHROME_BROWSER_RENDERER_CONTEXT_MENU_CONTEXT_MENU_CONTENT_TYPE_H_
      7 
      8 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
      9 #include "content/public/common/context_menu_params.h"
     10 #include "ui/base/models/simple_menu_model.h"
     11 
     12 class Profile;
     13 
     14 namespace content {
     15 class WebContents;
     16 }
     17 
     18 namespace extensions {
     19 class Extension;
     20 }
     21 
     22 // ContextMenuContentType is a helper to decide which category/group of items
     23 // are relevant for a given WebContents and a context.
     24 //
     25 // Subclasses can override the behavior of showing/hiding a category.
     26 class ContextMenuContentType {
     27  public:
     28   virtual ~ContextMenuContentType();
     29 
     30   // Represents a group of menu items.
     31   // Order matters as they are appended in the enum order.
     32   enum ItemGroup {
     33     ITEM_GROUP_CUSTOM,
     34     ITEM_GROUP_PAGE,
     35     ITEM_GROUP_FRAME,
     36     ITEM_GROUP_LINK,
     37     ITEM_GROUP_MEDIA_IMAGE,
     38     ITEM_GROUP_SEARCHWEBFORIMAGE,
     39     ITEM_GROUP_MEDIA_VIDEO,
     40     ITEM_GROUP_MEDIA_AUDIO,
     41     ITEM_GROUP_MEDIA_CANVAS,
     42     ITEM_GROUP_MEDIA_PLUGIN,
     43     ITEM_GROUP_MEDIA_FILE,
     44     ITEM_GROUP_EDITABLE,
     45     ITEM_GROUP_COPY,
     46     ITEM_GROUP_SEARCH_PROVIDER,
     47     ITEM_GROUP_PRINT,
     48     ITEM_GROUP_ALL_EXTENSION,
     49     ITEM_GROUP_CURRENT_EXTENSION,
     50     ITEM_GROUP_DEVELOPER,
     51     ITEM_GROUP_DEVTOOLS_UNPACKED_EXT,
     52     ITEM_GROUP_PRINT_PREVIEW
     53   };
     54 
     55   static ContextMenuContentType* Create(
     56       content::WebContents* web_contents,
     57       const content::ContextMenuParams& params);
     58 
     59   // Returns if |group| is enabled.
     60   virtual bool SupportsGroup(int group);
     61 
     62  protected:
     63   ContextMenuContentType(content::WebContents* web_contents,
     64                          const content::ContextMenuParams& params,
     65                          bool supports_custom_items);
     66 
     67   const content::ContextMenuParams& params() const { return params_; }
     68 
     69   const extensions::Extension* GetExtension() const;
     70 
     71  private:
     72   friend class ContextMenuContentTypeFactory;
     73   friend class ContextMenuContentTypeTest;
     74 
     75   bool SupportsGroupInternal(int group);
     76 
     77   const content::ContextMenuParams params_;
     78   content::WebContents* source_web_contents_;
     79   Profile* profile_;
     80   const bool supports_custom_items_;
     81 
     82   DISALLOW_COPY_AND_ASSIGN(ContextMenuContentType);
     83 };
     84 
     85 #endif  // CHROME_BROWSER_RENDERER_CONTEXT_MENU_CONTEXT_MENU_CONTENT_TYPE_H_
     86