| /* |
| * 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 "HTMLTextFormControlElement.h" |
| |
| namespace WebCore { |
| |
| class BeforeTextInsertedEvent; |
| class VisibleSelection; |
| |
| class HTMLTextAreaElement FINAL : public HTMLTextFormControlElement { |
| public: |
| static PassRefPtr<HTMLTextAreaElement> create(const QualifiedName&, Document*, HTMLFormElement*); |
| |
| int cols() const { return m_cols; } |
| int rows() const { return m_rows; } |
| |
| bool shouldWrapText() const { return m_wrap != NoWrap; } |
| |
| virtual String value() const; |
| void setValue(const String&); |
| String defaultValue() const; |
| void setDefaultValue(const String&); |
| int textLength() const { return value().length(); } |
| virtual int maxLength() const; |
| void setMaxLength(int, ExceptionCode&); |
| // For ValidityState |
| virtual String validationMessage() const OVERRIDE; |
| virtual bool valueMissing() const OVERRIDE; |
| virtual bool tooLong() const OVERRIDE; |
| bool isValidValue(const String&) const; |
| |
| virtual HTMLElement* innerTextElement() const; |
| |
| void rendererWillBeDestroyed(); |
| |
| void setCols(int); |
| void setRows(int); |
| |
| private: |
| HTMLTextAreaElement(const QualifiedName&, Document*, HTMLFormElement*); |
| |
| enum WrapMethod { NoWrap, SoftWrap, HardWrap }; |
| |
| virtual void didAddUserAgentShadowRoot(ShadowRoot*) OVERRIDE; |
| virtual bool areAuthorShadowsAllowed() const OVERRIDE { return false; } |
| |
| void handleBeforeTextInsertedEvent(BeforeTextInsertedEvent*) const; |
| static String sanitizeUserInputValue(const String&, unsigned maxLength); |
| void updateValue() const; |
| void setNonDirtyValue(const String&); |
| void setValueCommon(const String&); |
| |
| virtual bool supportsPlaceholder() const { return true; } |
| virtual HTMLElement* placeholderElement() const; |
| virtual void updatePlaceholderText(); |
| virtual bool isEmptyValue() const { return value().isEmpty(); } |
| |
| virtual bool isOptionalFormControl() const { return !isRequiredFormControl(); } |
| virtual bool isRequiredFormControl() const { return isRequired(); } |
| |
| virtual void defaultEventHandler(Event*); |
| |
| virtual void subtreeHasChanged(); |
| |
| virtual bool isEnumeratable() const { return true; } |
| virtual bool supportLabels() const OVERRIDE { return true; } |
| |
| virtual const AtomicString& formControlType() const; |
| |
| virtual FormControlState saveFormControlState() const OVERRIDE; |
| virtual void restoreFormControlState(const FormControlState&) OVERRIDE; |
| |
| virtual bool isTextFormControl() const { return true; } |
| |
| virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0); |
| virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE; |
| virtual bool isPresentationAttribute(const QualifiedName&) const OVERRIDE; |
| virtual void collectStyleForPresentationAttribute(const QualifiedName&, const AtomicString&, MutableStylePropertySet*) OVERRIDE; |
| virtual RenderObject* createRenderer(RenderArena*, RenderStyle*); |
| virtual bool appendFormData(FormDataList&, bool); |
| virtual void reset(); |
| virtual bool hasCustomFocusLogic() const OVERRIDE; |
| virtual bool isMouseFocusable() const OVERRIDE; |
| virtual bool isKeyboardFocusable(KeyboardEvent*) const OVERRIDE; |
| virtual void updateFocusAppearance(bool restorePreviousSelection); |
| |
| virtual void accessKeyAction(bool sendMouseEvents); |
| |
| virtual bool shouldUseInputMethod() OVERRIDE; |
| virtual void attach(const AttachContext& = AttachContext()) OVERRIDE; |
| virtual bool matchesReadOnlyPseudoClass() const OVERRIDE; |
| virtual bool matchesReadWritePseudoClass() const OVERRIDE; |
| |
| bool valueMissing(const String& value) const { return isRequiredFormControl() && !isDisabledOrReadOnly() && value.isEmpty(); } |
| bool tooLong(const String&, NeedsToCheckDirtyFlag) const; |
| |
| int m_rows; |
| int m_cols; |
| WrapMethod m_wrap; |
| HTMLElement* m_placeholder; |
| mutable String m_value; |
| mutable bool m_isDirty; |
| mutable bool m_wasModifiedByUser; |
| }; |
| |
| inline bool isHTMLTextAreaElement(Node* node) |
| { |
| return node->hasTagName(HTMLNames::textareaTag); |
| } |
| |
| } //namespace |
| |
| #endif |