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      1 /*
      2  * Copyright (C) 2010 Apple Inc. All rights reserved.
      3  *
      4  * This library is free software; you can redistribute it and/or
      5  * modify it under the terms of the GNU Library General Public
      6  * License as published by the Free Software Foundation; either
      7  * version 2 of the License, or (at your option) any later version.
      8  *
      9  * This library is distributed in the hope that it will be useful,
     10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12  * Library General Public License for more details.
     13  *
     14  * You should have received a copy of the GNU Library General Public License
     15  * along with this library; see the file COPYING.LIB.  If not, write to
     16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     17  * Boston, MA 02110-1301, USA.
     18  *
     19  */
     20 
     21 #ifndef HashChangeEvent_h
     22 #define HashChangeEvent_h
     23 
     24 #include "core/events/Event.h"
     25 
     26 namespace WebCore {
     27 
     28 struct HashChangeEventInit : public EventInit {
     29     HashChangeEventInit()
     30     {
     31     };
     32 
     33     String oldURL;
     34     String newURL;
     35 };
     36 
     37 class HashChangeEvent FINAL : public Event {
     38 public:
     39     static PassRefPtrWillBeRawPtr<HashChangeEvent> create()
     40     {
     41         return adoptRefWillBeNoop(new HashChangeEvent);
     42     }
     43 
     44     static PassRefPtrWillBeRawPtr<HashChangeEvent> create(const String& oldURL, const String& newURL)
     45     {
     46         return adoptRefWillBeNoop(new HashChangeEvent(oldURL, newURL));
     47     }
     48 
     49     static PassRefPtrWillBeRawPtr<HashChangeEvent> create(const AtomicString& type, const HashChangeEventInit& initializer)
     50     {
     51         return adoptRefWillBeNoop(new HashChangeEvent(type, initializer));
     52     }
     53 
     54     void initHashChangeEvent(const AtomicString& eventType, bool canBubble, bool cancelable, const String& oldURL, const String& newURL)
     55     {
     56         if (dispatched())
     57             return;
     58 
     59         initEvent(eventType, canBubble, cancelable);
     60 
     61         m_oldURL = oldURL;
     62         m_newURL = newURL;
     63     }
     64 
     65     const String& oldURL() const { return m_oldURL; }
     66     const String& newURL() const { return m_newURL; }
     67 
     68     virtual const AtomicString& interfaceName() const OVERRIDE { return EventNames::HashChangeEvent; }
     69 
     70     virtual void trace(Visitor* visitor) OVERRIDE { Event::trace(visitor); }
     71 
     72 private:
     73     HashChangeEvent()
     74     {
     75         ScriptWrappable::init(this);
     76     }
     77 
     78     HashChangeEvent(const String& oldURL, const String& newURL)
     79         : Event(EventTypeNames::hashchange, false, false)
     80         , m_oldURL(oldURL)
     81         , m_newURL(newURL)
     82     {
     83         ScriptWrappable::init(this);
     84     }
     85 
     86     HashChangeEvent(const AtomicString& type, const HashChangeEventInit& initializer)
     87         : Event(type, initializer)
     88         , m_oldURL(initializer.oldURL)
     89         , m_newURL(initializer.newURL)
     90     {
     91         ScriptWrappable::init(this);
     92     }
     93 
     94     String m_oldURL;
     95     String m_newURL;
     96 };
     97 
     98 } // namespace WebCore
     99 
    100 #endif // HashChangeEvent_h
    101