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      1 /*
      2  * Copyright (C) 2007, 2008 Apple 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  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  *
     25  */
     26 
     27 #ifndef TextEvent_h
     28 #define TextEvent_h
     29 
     30 #include "core/events/TextEventInputType.h"
     31 #include "core/events/ThreadLocalEventNames.h"
     32 #include "core/events/UIEvent.h"
     33 
     34 namespace WebCore {
     35 
     36     class DocumentFragment;
     37 
     38     class TextEvent : public UIEvent {
     39     public:
     40 
     41         static PassRefPtr<TextEvent> create();
     42         static PassRefPtr<TextEvent> create(PassRefPtr<AbstractView>, const String& data, TextEventInputType = TextEventInputKeyboard);
     43         static PassRefPtr<TextEvent> createForPlainTextPaste(PassRefPtr<AbstractView> view, const String& data, bool shouldSmartReplace);
     44         static PassRefPtr<TextEvent> createForFragmentPaste(PassRefPtr<AbstractView> view, PassRefPtr<DocumentFragment> data, bool shouldSmartReplace, bool shouldMatchStyle);
     45         static PassRefPtr<TextEvent> createForDrop(PassRefPtr<AbstractView> view, const String& data);
     46 
     47         virtual ~TextEvent();
     48 
     49         void initTextEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<AbstractView>, const String& data);
     50 
     51         String data() const { return m_data; }
     52 
     53         virtual const AtomicString& interfaceName() const;
     54 
     55         bool isLineBreak() const { return m_inputType == TextEventInputLineBreak; }
     56         bool isComposition() const { return m_inputType == TextEventInputComposition; }
     57         bool isBackTab() const { return m_inputType == TextEventInputBackTab; }
     58         bool isPaste() const { return m_inputType == TextEventInputPaste; }
     59         bool isDrop() const { return m_inputType == TextEventInputDrop; }
     60 
     61         bool shouldSmartReplace() const { return m_shouldSmartReplace; }
     62         bool shouldMatchStyle() const { return m_shouldMatchStyle; }
     63         DocumentFragment* pastingFragment() const { return m_pastingFragment.get(); }
     64 
     65     private:
     66         TextEvent();
     67 
     68         TextEvent(PassRefPtr<AbstractView>, const String& data, TextEventInputType = TextEventInputKeyboard);
     69         TextEvent(PassRefPtr<AbstractView>, const String& data, PassRefPtr<DocumentFragment>,
     70                   bool shouldSmartReplace, bool shouldMatchStyle);
     71 
     72         TextEventInputType m_inputType;
     73         String m_data;
     74 
     75         RefPtr<DocumentFragment> m_pastingFragment;
     76         bool m_shouldSmartReplace;
     77         bool m_shouldMatchStyle;
     78     };
     79 
     80 inline bool isTextEvent(const Event& event)
     81 {
     82     return event.type() == EventTypeNames::textInput && event.hasInterface(EventNames::TextEvent);
     83 }
     84 
     85 DEFINE_TYPE_CASTS(TextEvent, Event, event, isTextEvent(*event), isTextEvent(event));
     86 
     87 } // namespace WebCore
     88 
     89 #endif // TextEvent_h
     90