chrome/browser/ui/autofill/country_combobox_model.h

   1 // Copyright (c) 2012 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_AUTOFILL_COUNTRY_COMBOBOX_MODEL_H_
   6 #define CHROME_BROWSER_UI_AUTOFILL_COUNTRY_COMBOBOX_MODEL_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/compiler_specific.h"
  12 #include "base/memory/scoped_vector.h"
  13 #include "base/observer_list.h"
  14 #include "base/strings/string16.h"
  15 #include "ui/base/models/combobox_model.h"
  16
  17 namespace autofill {
  18
  19 class AutofillCountry;
  20 class PersonalDataManager;
  21
  22 // A model for countries to be used to enter addresses.
  23 class CountryComboboxModel : public ui::ComboboxModel {
  24  public:
  25   explicit CountryComboboxModel(const PersonalDataManager& manager);
  26   virtual ~CountryComboboxModel();
  27
  28   // ui::ComboboxModel implementation:
  29   virtual int GetItemCount() const OVERRIDE;
  30   virtual base::string16 GetItemAt(int index) OVERRIDE;
  31   virtual bool IsItemSeparatorAt(int index) OVERRIDE;
  32   virtual int GetDefaultIndex() const OVERRIDE;
  33   virtual void AddObserver(ui::ComboboxModelObserver* observer) OVERRIDE;
  34   virtual void RemoveObserver(ui::ComboboxModelObserver* observer) OVERRIDE;
  35
  36   const std::vector<AutofillCountry*>& countries() const {
  37     return countries_.get();
  38   }
  39
  40   // Clears the default country.
  41   void ResetDefault();
  42
  43   // Changes |country_code| to the default country.
  44   void SetDefaultCountry(const std::string& country_code);
  45
  46   // Returns the default country code for this model.
  47   std::string GetDefaultCountryCode() const;
  48
  49  private:
  50   // Changes |default_index_| to |index| after checking it's sane. Notifies
  51   // observers if |default_index_| changed.
  52   void SetDefaultIndex(int index);
  53
  54   // The countries to show in the model, including NULL for entries that are
  55   // not countries (the separator entry).
  56   ScopedVector<AutofillCountry> countries_;
  57
  58   // The index of the default country.
  59   int default_index_;
  60
  61   ObserverList<ui::ComboboxModelObserver> observers_;
  62
  63   DISALLOW_COPY_AND_ASSIGN(CountryComboboxModel);
  64 };
  65
  66 }  // namespace autofill
  67
  68 #endif  // CHROME_BROWSER_UI_AUTOFILL_COUNTRY_COMBOBOX_MODEL_H_