1 /* 2 * Copyright (C) 1999 Lars Knoll (knoll (at) kde.org) 3 * (C) 1999 Antti Koivisto (koivisto (at) kde.org) 4 * (C) 2000 Dirk Mueller (mueller (at) kde.org) 5 * Copyright (C) 2004, 2005, 2006, 2007, 2010 Apple Inc. All rights reserved. 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public License 18 * along with this library; see the file COPYING.LIB. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 * 22 */ 23 24 #ifndef HTMLOptGroupElement_h 25 #define HTMLOptGroupElement_h 26 27 #include "core/html/HTMLElement.h" 28 29 namespace blink { 30 31 class HTMLSelectElement; 32 class HTMLDivElement; 33 34 class HTMLOptGroupElement FINAL : public HTMLElement { 35 DEFINE_WRAPPERTYPEINFO(); 36 public: 37 static PassRefPtrWillBeRawPtr<HTMLOptGroupElement> create(Document&); 38 39 virtual bool isDisabledFormControl() const OVERRIDE; 40 HTMLSelectElement* ownerSelectElement() const; 41 42 String groupLabelText() const; 43 HTMLDivElement& optGroupLabelElement() const; 44 45 private: 46 explicit HTMLOptGroupElement(Document&); 47 48 virtual bool rendererIsFocusable() const OVERRIDE { return true; } 49 virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE; 50 virtual void childrenChanged(const ChildrenChange&) OVERRIDE; 51 virtual void accessKeyAction(bool sendMouseEvents) OVERRIDE; 52 virtual void didAddUserAgentShadowRoot(ShadowRoot&) OVERRIDE; 53 virtual void attach(const AttachContext& = AttachContext()) OVERRIDE; 54 virtual void detach(const AttachContext& = AttachContext()) OVERRIDE; 55 56 // <optgroup> might not have a renderer so we manually manage a cached style. 57 void updateNonRenderStyle(); 58 virtual RenderStyle* nonRendererStyle() const OVERRIDE; 59 virtual PassRefPtr<RenderStyle> customStyleForRenderer() OVERRIDE; 60 61 void updateGroupLabel(); 62 void recalcSelectOptions(); 63 64 RefPtr<RenderStyle> m_style; 65 }; 66 67 } // namespace blink 68 69 #endif // HTMLOptGroupElement_h 70