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      1 // Copyright (c) 2010 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_GEOLOCATION_GEOLOCATION_EXCEPTIONS_TABLE_MODEL_H_
      6 #define CHROME_BROWSER_GEOLOCATION_GEOLOCATION_EXCEPTIONS_TABLE_MODEL_H_
      7 #pragma once
      8 
      9 #include <vector>
     10 
     11 #include "base/compiler_specific.h"
     12 #include "chrome/browser/geolocation/geolocation_content_settings_map.h"
     13 #include "chrome/browser/remove_rows_table_model.h"
     14 #include "chrome/common/content_settings.h"
     15 #include "chrome/common/content_settings_types.h"
     16 
     17 class GeolocationExceptionsTableModel : public RemoveRowsTableModel {
     18  public:
     19   explicit GeolocationExceptionsTableModel(
     20       GeolocationContentSettingsMap* map);
     21   virtual ~GeolocationExceptionsTableModel();
     22 
     23   // RemoveRowsTableModel overrides:
     24 
     25   // Return whether the given set of rows can be removed.  A parent with setting
     26   // of CONTENT_SETTING_DEFAULT can't be removed unless all its children are
     27   // also being removed.
     28   virtual bool CanRemoveRows(const Rows& rows) const;
     29 
     30   // Removes the exceptions at the specified indexes.  If an exception is a
     31   // parent, and it has children, the row in model will be updated to have
     32   // CONTENT_SETTING_DEFAULT.  If it is the only child of a
     33   // CONTENT_SETTING_DEFAULT parent, the parent will be removed from the model
     34   // too.
     35   virtual void RemoveRows(const Rows& rows);
     36 
     37   // Removes all the exceptions from both the map and model.
     38   virtual void RemoveAll();
     39 
     40   // TableModel overrides:
     41   virtual int RowCount() OVERRIDE;
     42   virtual string16 GetText(int row, int column_id) OVERRIDE;
     43   virtual void SetObserver(ui::TableModelObserver* observer) OVERRIDE;
     44   virtual int CompareValues(int row1, int row2, int column_id) OVERRIDE;
     45 
     46  private:
     47   void AddEntriesForOrigin(
     48       const GURL& origin,
     49       const GeolocationContentSettingsMap::OneOriginSettings& settings);
     50 
     51   GeolocationContentSettingsMap* map_;
     52 
     53   struct Entry;
     54   typedef std::vector<Entry> EntriesVector;
     55   EntriesVector entries_;
     56 
     57   ui::TableModelObserver* observer_;
     58 
     59   DISALLOW_COPY_AND_ASSIGN(GeolocationExceptionsTableModel);
     60 };
     61 
     62 #endif  // CHROME_BROWSER_GEOLOCATION_GEOLOCATION_EXCEPTIONS_TABLE_MODEL_H_
     63