chrome/browser/plugin_exceptions_table_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_PLUGIN_EXCEPTIONS_TABLE_MODEL_H_
   6 #define CHROME_BROWSER_PLUGIN_EXCEPTIONS_TABLE_MODEL_H_
   7 #pragma once
   8
   9 #include <string>
  10 #include <vector>
  11
  12 #include "base/compiler_specific.h"
  13 #include "chrome/browser/content_settings/host_content_settings_map.h"
  14 #include "chrome/browser/remove_rows_table_model.h"
  15 #include "content/common/notification_observer.h"
  16 #include "webkit/plugins/npapi/plugin_list.h"
  17
  18 struct WebPluginInfo;
  19
  20 class PluginExceptionsTableModel : public RemoveRowsTableModel,
  21                                    public NotificationObserver {
  22  public:
  23   PluginExceptionsTableModel(HostContentSettingsMap* content_settings_map,
  24                              HostContentSettingsMap* otr_content_settings_map);
  25   virtual ~PluginExceptionsTableModel();
  26
  27   // Load plugin exceptions from the HostContentSettingsMaps. You should call
  28   // this method after creating a new PluginExceptionsTableModel.
  29   void LoadSettings();
  30
  31   // RemoveRowsTableModel methods:
  32   virtual bool CanRemoveRows(const Rows& rows) const;
  33   virtual void RemoveRows(const Rows& rows);
  34   virtual void RemoveAll();
  35
  36   // TableModel methods:
  37   virtual int RowCount() OVERRIDE;
  38   virtual string16 GetText(int row, int column_id) OVERRIDE;
  39   virtual void SetObserver(ui::TableModelObserver* observer) OVERRIDE;
  40   virtual bool HasGroups() OVERRIDE;
  41   virtual Groups GetGroups() OVERRIDE;
  42   virtual int GetGroupID(int row) OVERRIDE;
  43
  44   // NotificationObserver methods:
  45   virtual void Observe(NotificationType type,
  46                        const NotificationSource& source,
  47                        const NotificationDetails& details);
  48
  49  protected:
  50   // Subclasses can override this method for testing.
  51   virtual void GetPlugins(
  52       std::vector<webkit::npapi::PluginGroup>* plugin_groups);
  53
  54  private:
  55   friend class PluginExceptionsTableModelTest;
  56
  57   struct SettingsEntry {
  58     ContentSettingsPattern pattern;
  59     int plugin_id;
  60     ContentSetting setting;
  61     bool is_otr;
  62   };
  63
  64   void ClearSettings();
  65   void ReloadSettings();
  66
  67   scoped_refptr<HostContentSettingsMap> map_;
  68   scoped_refptr<HostContentSettingsMap> otr_map_;
  69
  70   std::vector<SettingsEntry> settings_;
  71   std::vector<int> row_counts_;
  72   std::vector<std::string> resources_;
  73   TableModel::Groups groups_;
  74
  75   NotificationRegistrar registrar_;
  76   bool updates_disabled_;
  77
  78   // Weak, can be NULL. Our owner should manage its lifetime, see
  79   // TableModel::SetObserver().
  80   ui::TableModelObserver* observer_;
  81
  82   DISALLOW_COPY_AND_ASSIGN(PluginExceptionsTableModel);
  83 };
  84
  85 #endif  // CHROME_BROWSER_PLUGIN_EXCEPTIONS_TABLE_MODEL_H_