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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2000 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2004, 2005, 2006, 2007, 2010 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 "HTMLTextFormControlElement.h"
#include "SelectionRestorationMode.h"
namespace WebCore {
class BeforeTextInsertedEvent;
class RenderTextControlMultiLine;
class VisibleSelection;
class HTMLTextAreaElement final : public HTMLTextFormControlElement {
WTF_MAKE_ISO_ALLOCATED(HTMLTextAreaElement);
public:
WEBCORE_EXPORT static Ref<HTMLTextAreaElement> create(Document&);
static Ref<HTMLTextAreaElement> create(const QualifiedName&, Document&, HTMLFormElement*);
unsigned cols() const { return m_cols; }
unsigned rows() const { return m_rows; }
bool shouldWrapText() const { return m_wrap != NoWrap; }
WEBCORE_EXPORT String value() const final;
WEBCORE_EXPORT void setValue(const String&);
WEBCORE_EXPORT String defaultValue() const;
WEBCORE_EXPORT void setDefaultValue(const String&);
int textLength() const { return value().length(); }
int effectiveMaxLength() const { return maxLength(); }
// For ValidityState
String validationMessage() const final;
bool valueMissing() const final;
bool tooShort() const final;
bool tooLong() const final;
bool isValidValue(const String&) const;
WEBCORE_EXPORT RefPtr<TextControlInnerTextElement> innerTextElement() const final;
WEBCORE_EXPORT RefPtr<TextControlInnerTextElement> innerTextElementCreatingShadowSubtreeIfNeeded() final;
RenderStyle createInnerTextStyle(const RenderStyle&) final;
void copyNonAttributePropertiesFromElement(const Element&) final;
void rendererWillBeDestroyed();
WEBCORE_EXPORT void setCols(unsigned);
WEBCORE_EXPORT void setRows(unsigned);
bool willRespondToMouseClickEvents() final;
RenderTextControlMultiLine* renderer() const;
private:
HTMLTextAreaElement(const QualifiedName&, Document&, HTMLFormElement*);
enum WrapMethod { NoWrap, SoftWrap, HardWrap };
void didAddUserAgentShadowRoot(ShadowRoot&) final;
void maxLengthAttributeChanged(const AtomString& newValue);
void minLengthAttributeChanged(const AtomString& newValue);
void handleBeforeTextInsertedEvent(BeforeTextInsertedEvent&) const;
static String sanitizeUserInputValue(const String&, unsigned maxLength);
void updateValue() const;
void setNonDirtyValue(const String&);
void setValueCommon(const String&);
bool supportsPlaceholder() const final { return true; }
HTMLElement* placeholderElement() const final;
void updatePlaceholderText() final;
bool isEmptyValue() const final { return value().isEmpty(); }
bool isOptionalFormControl() const final { return !isRequiredFormControl(); }
bool isRequiredFormControl() const final { return isRequired(); }
void defaultEventHandler(Event&) final;
void subtreeHasChanged() final;
bool isEnumeratable() const final { return true; }
bool supportLabels() const final { return true; }
bool isInteractiveContent() const final { return true; }
const AtomString& formControlType() const final;
FormControlState saveFormControlState() const final;
void restoreFormControlState(const FormControlState&) final;
bool isTextField() const final { return true; }
void childrenChanged(const ChildChange&) final;
void parseAttribute(const QualifiedName&, const AtomString&) final;
bool hasPresentationalHintsForAttribute(const QualifiedName&) const final;
void collectPresentationalHintsForAttribute(const QualifiedName&, const AtomString&, MutableStyleProperties&) final;
RenderPtr<RenderElement> createElementRenderer(RenderStyle&&, const RenderTreePosition&) final;
bool appendFormData(DOMFormData&) final;
void reset() final;
bool hasCustomFocusLogic() const final;
int defaultTabIndex() const final;
bool isMouseFocusable() const final;
bool isKeyboardFocusable(KeyboardEvent*) const final;
void updateFocusAppearance(SelectionRestorationMode, SelectionRevealMode) final;
bool accessKeyAction(bool sendMouseEvents) final;
bool shouldUseInputMethod() final;
bool matchesReadWritePseudoClass() const final;
bool valueMissing(const String& value) const { return isRequiredFormControl() && !isDisabledOrReadOnly() && value.isEmpty(); }
bool tooShort(StringView, NeedsToCheckDirtyFlag) const;
bool tooLong(StringView, NeedsToCheckDirtyFlag) const;
unsigned m_rows;
unsigned m_cols;
WrapMethod m_wrap { SoftWrap };
RefPtr<HTMLElement> m_placeholder;
mutable String m_value;
mutable bool m_isDirty { false };
mutable bool m_wasModifiedByUser { false };
};
} //namespace
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