72 lines
3.3 KiB
C++
72 lines
3.3 KiB
C++
/*
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* Copyright (C) 2020 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "TextPlaceholderElement.h"
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#include "HTMLNames.h"
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#include "HTMLTextFormControlElement.h"
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#include <wtf/IsoMallocInlines.h>
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namespace WebCore {
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WTF_MAKE_ISO_ALLOCATED_IMPL(TextPlaceholderElement);
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Ref<TextPlaceholderElement> TextPlaceholderElement::create(Document& document, const LayoutSize& size)
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{
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return adoptRef(*new TextPlaceholderElement { document, size });
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}
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TextPlaceholderElement::TextPlaceholderElement(Document& document, const LayoutSize& size)
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: HTMLDivElement { HTMLNames::divTag, document }
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{
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// FIXME: Move to User Agent stylesheet. See <https://webkit.org/b/208745>.
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setInlineStyleProperty(CSSPropertyDisplay, size.width() ? CSSValueInlineBlock : CSSValueBlock, false);
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setInlineStyleProperty(CSSPropertyVerticalAlign, CSSValueTop, false);
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setInlineStyleProperty(CSSPropertyVisibility, CSSValueHidden, true);
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setInlineStyleProperty(CSSPropertyWidth, size.width(), CSSUnitType::CSS_PX);
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setInlineStyleProperty(CSSPropertyHeight, size.height(), CSSUnitType::CSS_PX);
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}
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auto TextPlaceholderElement::insertedIntoAncestor(InsertionType insertionType, ContainerNode& parentOfInsertedTree) -> InsertedIntoAncestorResult
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{
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if (insertionType.treeScopeChanged) {
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if (auto shadowHost = makeRefPtr(parentOfInsertedTree.shadowHost()); is<HTMLTextFormControlElement>(shadowHost))
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downcast<HTMLTextFormControlElement>(*shadowHost).setCanShowPlaceholder(false);
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}
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return HTMLDivElement::insertedIntoAncestor(insertionType, parentOfInsertedTree);
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}
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void TextPlaceholderElement::removedFromAncestor(RemovalType removalType, ContainerNode& oldParentOfRemovedTree)
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{
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if (removalType.treeScopeChanged) {
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if (auto shadowHost = makeRefPtr(oldParentOfRemovedTree.shadowHost()); is<HTMLTextFormControlElement>(shadowHost))
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downcast<HTMLTextFormControlElement>(*shadowHost).setCanShowPlaceholder(true);
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}
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HTMLDivElement::removedFromAncestor(removalType, oldParentOfRemovedTree);
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}
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} // namespace WebCore
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