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| 1 /* | |
| 2 * Copyright (C) 2001 Peter Kelly (pmk@post.com) | |
| 3 * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de) | |
| 4 * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) | |
| 5 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserv
ed. | |
| 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 KeyboardEvent_h | |
| 25 #define KeyboardEvent_h | |
| 26 | |
| 27 #include "core/events/EventDispatchMediator.h" | |
| 28 #include "core/events/UIEventWithKeyState.h" | |
| 29 | |
| 30 namespace WebCore { | |
| 31 | |
| 32 class EventDispatcher; | |
| 33 class Node; | |
| 34 class PlatformKeyboardEvent; | |
| 35 | |
| 36 struct KeyboardEventInit : public UIEventInit { | |
| 37 KeyboardEventInit(); | |
| 38 | |
| 39 String keyIdentifier; | |
| 40 unsigned location; | |
| 41 bool ctrlKey; | |
| 42 bool altKey; | |
| 43 bool shiftKey; | |
| 44 bool metaKey; | |
| 45 }; | |
| 46 | |
| 47 class KeyboardEvent : public UIEventWithKeyState { | |
| 48 public: | |
| 49 enum KeyLocationCode { | |
| 50 DOM_KEY_LOCATION_STANDARD = 0x00, | |
| 51 DOM_KEY_LOCATION_LEFT = 0x01, | |
| 52 DOM_KEY_LOCATION_RIGHT = 0x02, | |
| 53 DOM_KEY_LOCATION_NUMPAD = 0x03 | |
| 54 }; | |
| 55 | |
| 56 static PassRefPtr<KeyboardEvent> create() | |
| 57 { | |
| 58 return adoptRef(new KeyboardEvent); | |
| 59 } | |
| 60 | |
| 61 static PassRefPtr<KeyboardEvent> create(const PlatformKeyboardEvent& platfor
mEvent, AbstractView* view) | |
| 62 { | |
| 63 return adoptRef(new KeyboardEvent(platformEvent, view)); | |
| 64 } | |
| 65 | |
| 66 static PassRefPtr<KeyboardEvent> create(const AtomicString& type, const Keyb
oardEventInit& initializer) | |
| 67 { | |
| 68 return adoptRef(new KeyboardEvent(type, initializer)); | |
| 69 } | |
| 70 | |
| 71 static PassRefPtr<KeyboardEvent> create(const AtomicString& type, bool canBu
bble, bool cancelable, AbstractView* view, | |
| 72 const String& keyIdentifier, unsigned location, | |
| 73 bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, bool altGraphKey
) | |
| 74 { | |
| 75 return adoptRef(new KeyboardEvent(type, canBubble, cancelable, view, key
Identifier, location, | |
| 76 ctrlKey, altKey, shiftKey, metaKey, altGraphKey)); | |
| 77 } | |
| 78 | |
| 79 virtual ~KeyboardEvent(); | |
| 80 | |
| 81 void initKeyboardEvent(const AtomicString& type, bool canBubble, bool cancel
able, AbstractView*, | |
| 82 const String& keyIdentifier, unsigned location, | |
| 83 bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, bool altGraphKey
= false); | |
| 84 | |
| 85 const String& keyIdentifier() const { return m_keyIdentifier; } | |
| 86 unsigned location() const { return m_location; } | |
| 87 | |
| 88 bool getModifierState(const String& keyIdentifier) const; | |
| 89 | |
| 90 bool altGraphKey() const { return m_altGraphKey; } | |
| 91 | |
| 92 const PlatformKeyboardEvent* keyEvent() const { return m_keyEvent.get(); } | |
| 93 | |
| 94 int keyCode() const; // key code for keydown and keyup, character for keypre
ss | |
| 95 int charCode() const; // character code for keypress, 0 for keydown and keyu
p | |
| 96 | |
| 97 virtual const AtomicString& interfaceName() const; | |
| 98 virtual bool isKeyboardEvent() const; | |
| 99 virtual int which() const; | |
| 100 | |
| 101 private: | |
| 102 KeyboardEvent(); | |
| 103 KeyboardEvent(const PlatformKeyboardEvent&, AbstractView*); | |
| 104 KeyboardEvent(const AtomicString&, const KeyboardEventInit&); | |
| 105 KeyboardEvent(const AtomicString& type, bool canBubble, bool cancelable, Abs
tractView*, | |
| 106 const String& keyIdentifier, unsigned location, | |
| 107 bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, bool altGraphKey
); | |
| 108 | |
| 109 OwnPtr<PlatformKeyboardEvent> m_keyEvent; | |
| 110 String m_keyIdentifier; | |
| 111 unsigned m_location; | |
| 112 bool m_altGraphKey : 1; | |
| 113 }; | |
| 114 | |
| 115 KeyboardEvent* findKeyboardEvent(Event*); | |
| 116 | |
| 117 class KeyboardEventDispatchMediator : public EventDispatchMediator { | |
| 118 public: | |
| 119 static PassRefPtr<KeyboardEventDispatchMediator> create(PassRefPtr<KeyboardE
vent>); | |
| 120 private: | |
| 121 explicit KeyboardEventDispatchMediator(PassRefPtr<KeyboardEvent>); | |
| 122 virtual bool dispatchEvent(EventDispatcher*) const OVERRIDE; | |
| 123 }; | |
| 124 | |
| 125 inline KeyboardEvent* toKeyboardEvent(Event* event) | |
| 126 { | |
| 127 ASSERT_WITH_SECURITY_IMPLICATION(!event || event->isKeyboardEvent()); | |
| 128 return static_cast<KeyboardEvent*>(event); | |
| 129 } | |
| 130 | |
| 131 } // namespace WebCore | |
| 132 | |
| 133 #endif // KeyboardEvent_h | |
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