1 /* 2 * Copyright (C) 2012 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef HTMLDialogElement_h 27 #define HTMLDialogElement_h 28 29 #include "core/html/HTMLElement.h" 30 31 namespace WebCore { 32 33 class Document; 34 class ExceptionState; 35 class QualifiedName; 36 37 class HTMLDialogElement FINAL : public HTMLElement { 38 public: 39 DECLARE_NODE_FACTORY(HTMLDialogElement); 40 41 void close(const String& returnValue, ExceptionState&); 42 void closeDialog(const String& returnValue = String()); 43 void show(); 44 void showModal(ExceptionState&); 45 virtual void removedFrom(ContainerNode*) OVERRIDE; 46 47 // NotCentered means do not center the dialog. Centered means the dialog has 48 // been centered and centeredPosition() is set. NeedsCentering means attempt 49 // to center on the next layout, then set to Centered or NotCentered. 50 enum CenteringMode { NotCentered, Centered, NeedsCentering }; centeringMode()51 CenteringMode centeringMode() const { return m_centeringMode; } centeredPosition()52 LayoutUnit centeredPosition() const 53 { 54 ASSERT(m_centeringMode == Centered); 55 return m_centeredPosition; 56 } 57 void setCentered(LayoutUnit centeredPosition); 58 void setNotCentered(); 59 returnValue()60 String returnValue() const { return m_returnValue; } setReturnValue(const String & returnValue)61 void setReturnValue(const String& returnValue) { m_returnValue = returnValue; } 62 63 private: 64 explicit HTMLDialogElement(Document&); 65 66 virtual bool isPresentationAttribute(const QualifiedName&) const OVERRIDE; 67 virtual void defaultEventHandler(Event*) OVERRIDE; 68 69 void forceLayoutForCentering(); 70 71 CenteringMode m_centeringMode; 72 LayoutUnit m_centeredPosition; 73 String m_returnValue; 74 }; 75 76 } // namespace WebCore 77 78 #endif 79