165 lines
5.9 KiB
C++
165 lines
5.9 KiB
C++
/*
|
|
* 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"
|
|
|
|
#if PLATFORM(COCOA)
|
|
#define POPUP_MENU_PULLS_DOWN 0
|
|
#else
|
|
#define POPUP_MENU_PULLS_DOWN 1
|
|
#endif
|
|
|
|
namespace WebCore {
|
|
|
|
class HTMLSelectElement;
|
|
class RenderText;
|
|
|
|
class RenderMenuList final : public RenderFlexibleBox, private PopupMenuClient {
|
|
WTF_MAKE_ISO_ALLOCATED(RenderMenuList);
|
|
public:
|
|
RenderMenuList(HTMLSelectElement&, RenderStyle&&);
|
|
virtual ~RenderMenuList();
|
|
|
|
HTMLSelectElement& selectElement() const;
|
|
|
|
#if !PLATFORM(IOS_FAMILY)
|
|
bool popupIsVisible() const { return m_popupIsVisible; }
|
|
#endif
|
|
void showPopup();
|
|
void hidePopup();
|
|
|
|
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);
|
|
|
|
private:
|
|
void willBeDestroyed() override;
|
|
|
|
void element() const = delete;
|
|
|
|
bool isMenuList() const override { return true; }
|
|
|
|
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; }
|
|
|
|
const char* renderName() const override { return "RenderMenuList"; }
|
|
|
|
void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const override;
|
|
void computePreferredLogicalWidths() override;
|
|
|
|
void styleDidChange(StyleDifference, const RenderStyle* oldStyle) override;
|
|
|
|
// PopupMenuClient methods
|
|
void valueChanged(unsigned listIndex, bool fireOnChange = true) override;
|
|
void selectionChanged(unsigned, bool) override { }
|
|
void selectionCleared() override { }
|
|
String itemText(unsigned listIndex) const override;
|
|
String itemLabel(unsigned listIndex) const override;
|
|
String itemIcon(unsigned listIndex) const override;
|
|
String itemToolTip(unsigned listIndex) const override;
|
|
String itemAccessibilityText(unsigned listIndex) const override;
|
|
bool itemIsEnabled(unsigned listIndex) const override;
|
|
PopupMenuStyle itemStyle(unsigned listIndex) const override;
|
|
PopupMenuStyle menuStyle() const override;
|
|
int clientInsetLeft() const override;
|
|
int clientInsetRight() const override;
|
|
LayoutUnit clientPaddingLeft() const override;
|
|
LayoutUnit clientPaddingRight() const override;
|
|
int listSize() const override;
|
|
int selectedIndex() const override;
|
|
void popupDidHide() override;
|
|
bool itemIsSeparator(unsigned listIndex) const override;
|
|
bool itemIsLabel(unsigned listIndex) const override;
|
|
bool itemIsSelected(unsigned listIndex) const override;
|
|
bool shouldPopOver() const override { return !POPUP_MENU_PULLS_DOWN; }
|
|
bool valueShouldChangeOnHotTrack() const override { return true; }
|
|
void setTextFromItem(unsigned listIndex) override;
|
|
void listBoxSelectItem(int listIndex, bool allowMultiplySelections, bool shift, bool fireOnChangeNow = true) override;
|
|
bool multiple() const override;
|
|
FontSelector* fontSelector() const override;
|
|
HostWindow* hostWindow() const override;
|
|
Ref<Scrollbar> createScrollbar(ScrollableArea&, ScrollbarOrientation, ScrollbarControlSize) override;
|
|
|
|
bool hasLineIfEmpty() const override { return true; }
|
|
|
|
// Flexbox defines baselines differently than regular blocks.
|
|
// For backwards compatibility, menulists need to do the regular block behavior.
|
|
LayoutUnit baselinePosition(FontBaseline baseline, bool firstLine, LineDirectionMode direction, LinePositionMode position) const override
|
|
{
|
|
return RenderBlock::baselinePosition(baseline, firstLine, direction, position);
|
|
}
|
|
std::optional<LayoutUnit> firstLineBaseline() const override { return RenderBlock::firstLineBaseline(); }
|
|
std::optional<LayoutUnit> inlineBlockBaseline(LineDirectionMode direction) const override { return RenderBlock::inlineBlockBaseline(direction); }
|
|
|
|
void getItemBackgroundColor(unsigned listIndex, Color&, bool& itemHasCustomBackgroundColor) const;
|
|
|
|
void adjustInnerStyle();
|
|
void setText(const String&);
|
|
void setTextFromOption(int optionIndex);
|
|
void updateOptionsWidth();
|
|
|
|
void didUpdateActiveOption(int optionIndex);
|
|
|
|
bool isFlexibleBoxImpl() const override { return true; }
|
|
|
|
WeakPtr<RenderText> m_buttonText;
|
|
WeakPtr<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, isMenuList())
|