ash/clipboard/views/clipboard_history_bitmap_item_view.h

// Copyright 2020 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_CLIPBOARD_VIEWS_CLIPBOARD_HISTORY_BITMAP_ITEM_VIEW_H_
#define ASH_CLIPBOARD_VIEWS_CLIPBOARD_HISTORY_BITMAP_ITEM_VIEW_H_

#include "ash/clipboard/clipboard_history_item.h"
#include "ash/clipboard/views/clipboard_history_item_view.h"
#include "ui/base/clipboard/clipboard_data.h"

namespace views {
class ImageView;
}  // namespace views

namespace ash {
class ClipboardHistoryResourceManager;

// The menu item showing a bitmap.
class ClipboardHistoryBitmapItemView : public ClipboardHistoryItemView {
 public:
  ClipboardHistoryBitmapItemView(
      const ClipboardHistoryItem& clipboard_history_item,
      const ClipboardHistoryResourceManager* resource_manager,
      views::MenuItemView* container);
  ClipboardHistoryBitmapItemView(const ClipboardHistoryBitmapItemView& rhs) =
      delete;
  ClipboardHistoryBitmapItemView& operator=(
      const ClipboardHistoryBitmapItemView& rhs) = delete;
  ~ClipboardHistoryBitmapItemView() override;

 private:
  class BitmapContentsView;

  // ClipboardHistoryItemView:
  const char* GetClassName() const override;
  std::unique_ptr<ContentsView> CreateContentsView() override;
  void OnBoundsChanged(const gfx::Rect& previous_bounds) override;

  // Builds `image_view_`.
  std::unique_ptr<views::ImageView> BuildImageView();

  // Calculates the target size of the image to show.
  gfx::Size CalculateTargetImageSize() const;

  // Owned by view hierarchy.
  views::ImageView* image_view_ = nullptr;

  // Owned by ClipboardHistoryController.
  const ClipboardHistoryResourceManager* const resource_manager_;

  // The ClipboardHistoryItem represented by this view.
  const ClipboardHistoryItem clipboard_history_item_;
};

}  // namespace ash

#endif  // ASH_CLIPBOARD_VIEWS_CLIPBOARD_HISTORY_BITMAP_ITEM_VIEW_H_