app/combobox_model.h

   1 // Copyright (c) 2009 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 APP_COMBOBOX_MODEL_H_
   6 #define APP_COMBOBOX_MODEL_H_
   7 #pragma once
   8
   9 #include <string>
  10
  11 // The interface for models backing a combobox.
  12 class ComboboxModel {
  13  public:
  14   virtual ~ComboboxModel() {}
  15
  16   // Return the number of items in the combo box.
  17   virtual int GetItemCount() = 0;
  18
  19   // Return the string that should be used to represent a given item.
  20   virtual std::wstring GetItemAt(int index) = 0;
  21 };
  22
  23 #endif  // APP_COMBOBOX_MODEL_H_