ui/base/models/combobox_model_observer.h

   1 // Copyright 2013 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 UI_BASE_MODELS_COMBOBOX_MODEL_OBSERVER_H_
   6 #define UI_BASE_MODELS_COMBOBOX_MODEL_OBSERVER_H_
   7
   8 #include "ui/base/ui_base_export.h"
   9
  10 namespace ui {
  11
  12 class ComboboxModel;
  13
  14 // Observer for the ComboboxModel.
  15 class UI_BASE_EXPORT ComboboxModelObserver {
  16  public:
  17   // Invoked when |model| has changed in some way. The observer should assume
  18   // everything changed.
  19   virtual void OnComboboxModelChanged(ComboboxModel* model) = 0;
  20
  21  protected:
  22   virtual ~ComboboxModelObserver() {}
  23 };
  24
  25 }  // namespace ui
  26
  27 #endif  // UI_BASE_MODELS_COMBOBOX_MODEL_OBSERVER_H_