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/*
* This file is part of the select element renderer in WebCore.
*
* Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
* Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2015 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#pragma once
#include "LayoutRect.h"
#include "PopupMenu.h"
#include "PopupMenuClient.h"
#include "RenderFlexibleBox.h"
namespace WebCore {
class HTMLSelectElement;
class RenderText;
class RenderMenuList final : public RenderFlexibleBox {
WTF_MAKE_TZONE_ALLOCATED(RenderMenuList);
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(RenderMenuList);
public:
RenderMenuList(HTMLSelectElement&, RenderStyle&&);
virtual ~RenderMenuList();
HTMLSelectElement& selectElement() const;
// CheckedPtr interface.
uint32_t checkedPtrCount() const { return RenderFlexibleBox::checkedPtrCount(); }
uint32_t checkedPtrCountWithoutThreadCheck() const { return RenderFlexibleBox::checkedPtrCountWithoutThreadCheck(); }
void incrementCheckedPtrCount() const { RenderFlexibleBox::incrementCheckedPtrCount(); }
void decrementCheckedPtrCount() const { RenderFlexibleBox::decrementCheckedPtrCount(); }
void setDidBeginCheckedPtrDeletion() { CanMakeCheckedPtr::setDidBeginCheckedPtrDeletion(); }
#if !PLATFORM(IOS_FAMILY)
bool popupIsVisible() const { return m_popupIsVisible; }
#endif
void showPopup();
void hidePopup();
void popupDidHide();
void setOptionsChanged(bool changed) { m_needsOptionsWidthUpdate = changed; }
void didSetSelectedIndex(int listIndex);
String text() const;
#if PLATFORM(IOS_FAMILY)
void layout() override;
#endif
RenderBlock* innerRenderer() const { return m_innerBlock.get(); }
void setInnerRenderer(RenderBlock&);
void didAttachChild(RenderObject& child, RenderObject* beforeChild);
void getItemBackgroundColor(unsigned listIndex, Color&, bool& itemHasCustomBackgroundColor) const;
PopupMenuStyle::Size popupMenuSize(const RenderStyle&);
LayoutUnit clientPaddingLeft() const;
LayoutUnit clientPaddingRight() const;
HostWindow* hostWindow() const;
void setTextFromOption(int optionIndex);
private:
void willBeDestroyed() override;
void element() const = delete;
bool createsAnonymousWrapper() const override { return true; }
void updateFromElement() override;
LayoutRect controlClipRect(const LayoutPoint&) const override;
bool hasControlClip() const override { return true; }
bool canHaveGeneratedChildren() const override { return false; }
ASCIILiteral renderName() const override { return "RenderMenuList"_s; }
void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const override;
void computePreferredLogicalWidths() override;
void styleDidChange(Style::Difference, const RenderStyle* oldStyle) override;
bool hasLineIfEmpty() const override { return true; }
std::optional<LayoutUnit> firstLineBaseline() const override { return RenderBlock::firstLineBaseline(); }
void adjustInnerStyle();
void setText(const String&);
void updateOptionsWidth();
void didUpdateActiveOption(int optionIndex);
bool isFlexibleBoxImpl() const override { return true; }
SingleThreadWeakPtr<RenderText> m_buttonText;
SingleThreadWeakPtr<RenderBlock> m_innerBlock;
bool m_needsOptionsWidthUpdate;
int m_optionsWidth;
std::optional<int> m_lastActiveIndex;
std::unique_ptr<RenderStyle> m_optionStyle;
#if !PLATFORM(IOS_FAMILY)
RefPtr<PopupMenu> m_popup;
bool m_popupIsVisible;
#endif
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderMenuList, isRenderMenuList())
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