blob: 79b39a40fee3c23a9d3ff9c5d9232d8c8889f367 [file] [log] [blame]
* 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 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
* 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.
#ifndef RenderMenuList_h
#define RenderMenuList_h
#include "core/rendering/RenderFlexibleBox.h"
#include "platform/PopupMenu.h"
#include "platform/PopupMenuClient.h"
#include "platform/geometry/LayoutRect.h"
namespace blink {
class HTMLSelectElement;
class RenderText;
class RenderMenuList final : public RenderFlexibleBox, private PopupMenuClient {
virtual ~RenderMenuList();
virtual void destroy() override;
virtual void trace(Visitor*) override;
bool popupIsVisible() const { return m_popupIsVisible; }
void showPopup();
void hidePopup();
PopupMenu* popup() const { return m_popup.get(); }
void setOptionsChanged(bool changed) { m_optionsChanged = changed; }
void didSetSelectedIndex(int listIndex);
String text() const;
virtual PopupMenuStyle itemStyle(unsigned listIndex) const override;
HTMLSelectElement* selectElement() const;
virtual bool isOfType(RenderObjectType type) const override { return type == RenderObjectMenuList || RenderFlexibleBox::isOfType(type); }
virtual bool isChildAllowed(RenderObject*, RenderStyle*) const override;
virtual void addChild(RenderObject* newChild, RenderObject* beforeChild = 0) override;
virtual void removeChild(RenderObject*) override;
virtual bool createsAnonymousWrapper() const override { return true; }
virtual void updateFromElement() override;
virtual LayoutRect controlClipRect(const LayoutPoint&) const override;
virtual bool hasControlClip() const override { return true; }
virtual bool canHaveGeneratedChildren() const override { return false; }
virtual const char* renderName() const override { return "RenderMenuList"; }
virtual void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const override;
virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle) override;
// PopupMenuClient methods
virtual void valueChanged(unsigned listIndex, bool fireOnChange = true) override;
virtual void selectionChanged(unsigned, bool) override { }
virtual void selectionCleared() override { }
virtual String itemText(unsigned listIndex) const override;
virtual String itemToolTip(unsigned listIndex) const override;
virtual String itemAccessibilityText(unsigned listIndex) const override;
virtual bool itemIsEnabled(unsigned listIndex) const override;
virtual PopupMenuStyle menuStyle() const override;
virtual LayoutUnit clientPaddingLeft() const override;
virtual LayoutUnit clientPaddingRight() const override;
virtual int listSize() const override;
virtual int selectedIndex() const override;
virtual void popupDidHide() override;
virtual bool itemIsSeparator(unsigned listIndex) const override;
virtual bool itemIsLabel(unsigned listIndex) const override;
virtual bool itemIsSelected(unsigned listIndex) const override;
virtual void setTextFromItem(unsigned listIndex) override;
virtual void listBoxSelectItem(int listIndex, bool allowMultiplySelections, bool shift, bool fireOnChangeNow = true) override;
virtual bool multiple() const override;
virtual bool hasLineIfEmpty() const override { return true; }
// Flexbox defines baselines differently than regular blocks.
// For backwards compatibility, menulists need to do the regular block behavior.
virtual int baselinePosition(FontBaseline baseline, bool firstLine, LineDirectionMode direction, LinePositionMode position) const override
return RenderBlock::baselinePosition(baseline, firstLine, direction, position);
virtual int firstLineBoxBaseline() const override { return RenderBlock::firstLineBoxBaseline(); }
virtual int inlineBlockBaseline(LineDirectionMode direction) const override { return RenderBlock::inlineBlockBaseline(direction); }
void getItemBackgroundColor(unsigned listIndex, Color&, bool& itemHasCustomBackgroundColor) const;
void createInnerBlock();
void adjustInnerStyle();
void setText(const String&);
void setTextFromOption(int optionIndex);
void updateOptionsWidth();
void didUpdateActiveOption(int optionIndex);
RawPtrWillBeMember<RenderText> m_buttonText;
RawPtrWillBeMember<RenderBlock> m_innerBlock;
bool m_optionsChanged;
int m_optionsWidth;
int m_lastActiveIndex;
RefPtr<RenderStyle> m_optionStyle;
RefPtrWillBeMember<PopupMenu> m_popup;
bool m_popupIsVisible;