| // Copyright 2019 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_SHELF_SHELF_CONTAINER_VIEW_H_ |
| #define ASH_SHELF_SHELF_CONTAINER_VIEW_H_ |
| |
| #include "ash/ash_export.h" |
| #include "ash/shelf/shelf_view.h" |
| #include "ui/views/view.h" |
| |
| namespace ash { |
| |
| class ASH_EXPORT ShelfContainerView : public views::View { |
| public: |
| explicit ShelfContainerView(ShelfView* shelf_view); |
| |
| ShelfContainerView(const ShelfContainerView&) = delete; |
| ShelfContainerView& operator=(const ShelfContainerView&) = delete; |
| |
| ~ShelfContainerView() override; |
| |
| void Initialize(); |
| |
| // Calculates the ideal size of |shelf_view_| to accommodate all of app |
| // buttons without scrolling. |
| gfx::Size CalculateIdealSize(int button_size) const; |
| |
| // Translate |shelf_view_| by |offset|. |
| // TODO(https://crbug.com/973481): now we implement ShelfView scrolling |
| // through view translation, which is not as efficient as ScrollView. Redesign |
| // this class with ScrollView. |
| virtual void TranslateShelfView(const gfx::Vector2dF& offset); |
| |
| // views::View: |
| gfx::Size CalculatePreferredSize() const override; |
| void ChildPreferredSizeChanged(views::View* child) override; |
| const char* GetClassName() const override; |
| |
| protected: |
| // Owned by views hierarchy. |
| ShelfView* shelf_view_ = nullptr; |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_SHELF_SHELF_CONTAINER_VIEW_H_ |