Merge 136808

Source/WebCore/html/shadow/DateTimeFieldElement.h

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 16 matching lines @@
 #define DateTimeFieldElement_h
 
 #if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
 
 #include "HTMLDivElement.h"
 
 namespace WebCore {
 
 class DateComponents;
 class DateTimeFieldsState;
+class Font;
 
 // DateTimeFieldElement is base class of date time field element.
 class DateTimeFieldElement : public HTMLElement {
     WTF_MAKE_NONCOPYABLE(DateTimeFieldElement);
 
 public:
     enum EventBehavior {
         DispatchNoEvent,
         DispatchEvent,
     };
 
     // FieldOwner implementer must call removeEventHandler when
     // it doesn't handle event, e.g. at destruction.
     class FieldOwner {
     public:
         virtual ~FieldOwner();
         virtual void didBlurFromField() = 0;
         virtual void didFocusOnField() = 0;
         virtual void fieldValueChanged() = 0;
         virtual bool focusOnNextField(const DateTimeFieldElement&) = 0;
         virtual bool focusOnPreviousField(const DateTimeFieldElement&) = 0;
         virtual bool isFieldOwnerDisabledOrReadOnly() const = 0;
         virtual AtomicString localeIdentifier() const = 0;
     };
 
     virtual void defaultEventHandler(Event*) OVERRIDE;
     virtual bool hasValue() const = 0;
     bool isReadOnly() const;
+    virtual float maximumWidth(const Font&);
     virtual void populateDateTimeFieldsState(DateTimeFieldsState&) = 0;
     void removeEventHandler() { m_fieldOwner = 0; }
     void setReadOnly();
     virtual void setEmptyValue(EventBehavior = DispatchNoEvent) = 0;
     virtual void setValueAsDate(const DateComponents&) = 0;
     virtual void setValueAsDateTimeFieldsState(const DateTimeFieldsState&) = 0;
     virtual void setValueAsInteger(int, EventBehavior = DispatchNoEvent) = 0;
     virtual void stepDown() = 0;
     virtual void stepUp() = 0;
     virtual String value() const = 0;
     virtual int valueAsInteger() const = 0;
     virtual String visibleValue() const = 0;
 
 protected:
     DateTimeFieldElement(Document*, FieldOwner&);
     virtual void didBlur();
     virtual void didFocus();
     void focusOnNextField();
     virtual void handleKeyboardEvent(KeyboardEvent*) = 0;
     void initialize(const AtomicString& shadowPseudoId, const String& axHelpText);
     AtomicString localeIdentifier() const;
     virtual int maximum() const = 0;
     virtual int minimum() const = 0;
     void updateVisibleValue(EventBehavior);
 
 private:
     void defaultKeyboardEventHandler(KeyboardEvent*);
+    virtual bool isDateTimeFieldElement() const OVERRIDE;
     virtual bool isFocusable() const OVERRIDE FINAL;
     bool isRTL() const;
     virtual bool supportsFocus() const OVERRIDE FINAL;
 
     FieldOwner* m_fieldOwner;
 };
 
 } // namespace WebCore
 
 #endif
 #endif