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// Copyright 2018 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_PAGE_ACTION_PAGE_ACTION_ICON_CONTAINER_H_
#define CHROME_BROWSER_UI_VIEWS_PAGE_ACTION_PAGE_ACTION_ICON_CONTAINER_H_
#include <memory>
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/views/layout/box_layout_view.h"
#include "ui/views/view.h"
class PageActionIconController;
struct PageActionIconParams;
// Class implemented by a container view that holds page action icons.
class PageActionIconContainer {
public:
// Adds a page action icon to the container view. The container can
// determine where to place and how to lay out the icons.
virtual void AddPageActionIcon(std::unique_ptr<views::View> icon) = 0;
};
// Implements a default icon container for page action icons.
class PageActionIconContainerView : public views::BoxLayoutView,
public PageActionIconContainer {
METADATA_HEADER(PageActionIconContainerView, views::BoxLayoutView)
public:
explicit PageActionIconContainerView(const PageActionIconParams& params);
PageActionIconContainerView(const PageActionIconContainerView&) = delete;
PageActionIconContainerView& operator=(const PageActionIconContainerView&) =
delete;
~PageActionIconContainerView() override;
PageActionIconController* controller() { return controller_.get(); }
private:
// views::View:
void ChildPreferredSizeChanged(views::View* child) override;
// PageActionIconContainer:
void AddPageActionIcon(std::unique_ptr<views::View> icon) override;
std::unique_ptr<PageActionIconController> controller_;
};
#endif // CHROME_BROWSER_UI_VIEWS_PAGE_ACTION_PAGE_ACTION_ICON_CONTAINER_H_
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