| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_PUBLIC_CPP_CAPTION_BUTTONS_CAPTION_BUTTON_MODEL_H_ |
| #define ASH_PUBLIC_CPP_CAPTION_BUTTONS_CAPTION_BUTTON_MODEL_H_ |
| |
| #include "ui/views/window/caption_button_types.h" |
| |
| namespace ash { |
| |
| // CaptionButtonModel describes the state of caption buttons |
| // for each CaptionButtonIcon types. |
| class CaptionButtonModel { |
| public: |
| virtual ~CaptionButtonModel() {} |
| |
| // Returns true if |type| is visible. |
| virtual bool IsVisible(views::CaptionButtonIcon type) const = 0; |
| |
| // Returns true if |type| is enabled. |
| virtual bool IsEnabled(views::CaptionButtonIcon type) const = 0; |
| |
| // In zoom mode, the maximize/restore button will be repalced |
| // with zoom/unzoom button. |
| virtual bool InZoomMode() const = 0; |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_PUBLIC_CPP_CAPTION_BUTTONS_CAPTION_BUTTON_MODEL_H_ |