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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.
*
*/
#ifndef HTMLTextAreaElement_h
#define HTMLTextAreaElement_h
#include "base/gtest_prod_util.h"
#include "core/CoreExport.h"
#include "core/html/TextControlElement.h"
namespace blink {
class BeforeTextInsertedEvent;
class CORE_EXPORT HTMLTextAreaElement final : public TextControlElement {
DEFINE_WRAPPERTYPEINFO();
public:
static HTMLTextAreaElement* create(Document&);
unsigned cols() const { return m_cols; }
unsigned rows() const { return m_rows; }
bool shouldWrapText() const { return m_wrap != NoWrap; }
String value() const override;
void setValue(const String&,
TextFieldEventBehavior = DispatchNoEvent) override;
String defaultValue() const;
void setDefaultValue(const String&);
int textLength() const { return value().length(); }
String suggestedValue() const;
void setSuggestedValue(const String&);
// For ValidityState
String validationMessage() const override;
bool valueMissing() const override;
bool tooLong() const override;
bool tooShort() const override;
bool isValidValue(const String&) const;
void setCols(unsigned);
void setRows(unsigned);
private:
FRIEND_TEST_ALL_PREFIXES(HTMLTextAreaElementTest, SanitizeUserInputValue);
explicit HTMLTextAreaElement(Document&);
enum WrapMethod { NoWrap, SoftWrap, HardWrap };
enum SetValueCommonOption { NotSetSelection, SetSeletion };
void didAddUserAgentShadowRoot(ShadowRoot&) override;
// FIXME: Author shadows should be allowed
// https://bugs.webkit.org/show_bug.cgi?id=92608
bool areAuthorShadowsAllowed() const override { return false; }
void handleBeforeTextInsertedEvent(BeforeTextInsertedEvent*) const;
static String sanitizeUserInputValue(const String&, unsigned maxLength);
void updateValue() const;
void setInnerEditorValue(const String&) override;
void setNonDirtyValue(const String&);
void setValueCommon(const String&,
TextFieldEventBehavior,
SetValueCommonOption = NotSetSelection);
bool isPlaceholderVisible() const override { return m_isPlaceholderVisible; }
void setPlaceholderVisibility(bool) override;
bool supportsPlaceholder() const override { return true; }
void updatePlaceholderText() override;
bool isEmptyValue() const override { return value().isEmpty(); }
bool isEmptySuggestedValue() const final {
return suggestedValue().isEmpty();
}
bool supportsAutocapitalize() const override { return true; }
const AtomicString& defaultAutocapitalize() const override;
bool isOptionalFormControl() const override {
return !isRequiredFormControl();
}
bool isRequiredFormControl() const override { return isRequired(); }
void defaultEventHandler(Event*) override;
void handleFocusEvent(Element* oldFocusedNode, WebFocusType) override;
void subtreeHasChanged() override;
bool isEnumeratable() const override { return true; }
bool isInteractiveContent() const override;
bool supportsAutofocus() const override;
bool supportLabels() const override { return true; }
const AtomicString& formControlType() const override;
FormControlState saveFormControlState() const override;
void restoreFormControlState(const FormControlState&) override;
bool isTextControl() const override { return true; }
void childrenChanged(const ChildrenChange&) override;
void parseAttribute(const AttributeModificationParams&) override;
bool isPresentationAttribute(const QualifiedName&) const override;
void collectStyleForPresentationAttribute(const QualifiedName&,
const AtomicString&,
MutableStylePropertySet*) override;
LayoutObject* createLayoutObject(const ComputedStyle&) override;
void appendToFormData(FormData&) override;
void resetImpl() override;
bool hasCustomFocusLogic() const override;
bool shouldShowFocusRingOnMouseFocus() const override;
bool isKeyboardFocusable() const override;
void updateFocusAppearance(SelectionBehaviorOnFocus) override;
void accessKeyAction(bool sendMouseEvents) override;
bool matchesReadOnlyPseudoClass() const override;
bool matchesReadWritePseudoClass() const override;
void copyNonAttributePropertiesFromElement(const Element&) final;
// If the String* argument is 0, apply this->value().
bool valueMissing(const String*) const;
bool tooLong(const String*, NeedsToCheckDirtyFlag) const;
bool tooShort(const String*, NeedsToCheckDirtyFlag) const;
unsigned m_rows;
unsigned m_cols;
WrapMethod m_wrap;
mutable String m_value;
mutable bool m_isDirty;
bool m_valueIsUpToDate;
unsigned m_isPlaceholderVisible : 1;
String m_suggestedValue;
};
} // namespace blink
#endif // HTMLTextAreaElement_h
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