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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_VIEWS_EXTENSIONS_EXPANDABLE_CONTAINER_VIEW_H_
#define CHROME_BROWSER_UI_VIEWS_EXTENSIONS_EXPANDABLE_CONTAINER_VIEW_H_
#include <string>
#include <vector>
#include "base/memory/raw_ptr.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/views/view.h"
namespace views {
class Link;
}
// A view that displays a list of details, along with a link that expands and
// collapses those details.
class ExpandableContainerView : public views::View {
METADATA_HEADER(ExpandableContainerView, views::View)
public:
explicit ExpandableContainerView(const std::vector<std::u16string>& details);
ExpandableContainerView(const ExpandableContainerView&) = delete;
ExpandableContainerView& operator=(const ExpandableContainerView&) = delete;
~ExpandableContainerView() override;
// views::View:
void ChildPreferredSizeChanged(views::View* child) override;
// Accessors for testing.
View* details_view() { return details_view_; }
void ToggleDetailLevelForTest() { ToggleDetailLevel(); }
private:
// Helper class representing the list of details, that can hide itself.
class DetailsView : public views::View {
METADATA_HEADER(DetailsView, views::View)
public:
explicit DetailsView(const std::vector<std::u16string>& details);
DetailsView(const DetailsView&) = delete;
DetailsView& operator=(const DetailsView&) = delete;
~DetailsView() override;
// Expands or collapses this view.
void SetExpanded(bool expanded);
bool GetExpanded() const;
private:
// Whether this details section is expanded.
bool expanded_ = false;
};
// Expands or collapses |details_view_|.
void ToggleDetailLevel();
// The view that expands or collapses when |details_link_| is clicked.
raw_ptr<DetailsView> details_view_ = nullptr;
// The 'Show Details' link, which changes to 'Hide Details' when the details
// section is expanded.
raw_ptr<views::Link> details_link_ = nullptr;
};
#endif // CHROME_BROWSER_UI_VIEWS_EXTENSIONS_EXPANDABLE_CONTAINER_VIEW_H_
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