chrome/browser/ui/content_settings/content_setting_image_model.h

   1 // Copyright (c) 2011 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_UI_CONTENT_SETTINGS_CONTENT_SETTING_IMAGE_MODEL_H_
   6 #define CHROME_BROWSER_UI_CONTENT_SETTINGS_CONTENT_SETTING_IMAGE_MODEL_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "components/content_settings/core/common/content_settings_types.h"
  12
  13 namespace content {
  14 class WebContents;
  15 }
  16
  17 // This model provides data (icon ids and tooltip) for the content setting icons
  18 // that are displayed in the location bar.
  19 class ContentSettingImageModel {
  20  public:
  21   virtual ~ContentSettingImageModel() {}
  22
  23   // Factory function.
  24   static ContentSettingImageModel* CreateContentSettingImageModel(
  25      ContentSettingsType content_settings_type);
  26
  27   // Notifies this model that its setting might have changed and it may need to
  28   // update its visibility, icon and tooltip.
  29   virtual void UpdateFromWebContents(content::WebContents* web_contents) = 0;
  30
  31   ContentSettingsType get_content_settings_type() const {
  32     return content_settings_type_;
  33   }
  34   bool is_visible() const { return is_visible_; }
  35   int get_icon() const { return icon_; }
  36   // Returns the resource ID of a string to show when the icon appears, or 0 if
  37   // we don't wish to show anything.
  38   int explanatory_string_id() const { return explanatory_string_id_; }
  39   std::string get_tooltip() const { return tooltip_; }
  40
  41  protected:
  42   explicit ContentSettingImageModel(ContentSettingsType content_settings_type);
  43   void set_visible(bool visible) { is_visible_ = visible; }
  44   void set_icon(int icon) { icon_ = icon; }
  45   void set_explanatory_string_id(int text_id) {
  46     explanatory_string_id_ = text_id;
  47   }
  48   void set_tooltip(const std::string& tooltip) { tooltip_ = tooltip; }
  49
  50  private:
  51   const ContentSettingsType content_settings_type_;
  52   bool is_visible_;
  53   int icon_;
  54   int explanatory_string_id_;
  55   std::string tooltip_;
  56
  57   DISALLOW_COPY_AND_ASSIGN(ContentSettingImageModel);
  58 };
  59
  60 #endif  // CHROME_BROWSER_UI_CONTENT_SETTINGS_CONTENT_SETTING_IMAGE_MODEL_H_