Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 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 | * * Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * * 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 THE COPYRIGHT HOLDERS ``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 | #include "config.h" |
| 27 | #include "core/dom/Element.h" |
| 28 | #include "core/dom/GestureEvent.h" |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 29 | #include "wtf/text/AtomicString.h" |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 30 | |
| 31 | namespace WebCore { |
| 32 | |
| 33 | PassRefPtr<GestureEvent> GestureEvent::create() |
| 34 | { |
| 35 | return adoptRef(new GestureEvent); |
| 36 | } |
| 37 | |
| 38 | PassRefPtr<GestureEvent> GestureEvent::create(PassRefPtr<AbstractView> view, const PlatformGestureEvent& event) |
| 39 | { |
| 40 | AtomicString eventType; |
| 41 | switch (event.type()) { |
| 42 | case PlatformEvent::GestureScrollBegin: |
| 43 | eventType = eventNames().gesturescrollstartEvent; break; |
| 44 | case PlatformEvent::GestureScrollEnd: |
| 45 | eventType = eventNames().gesturescrollendEvent; break; |
| 46 | case PlatformEvent::GestureScrollUpdate: |
| 47 | case PlatformEvent::GestureScrollUpdateWithoutPropagation: |
| 48 | eventType = eventNames().gesturescrollupdateEvent; break; |
| 49 | case PlatformEvent::GestureTap: |
| 50 | eventType = eventNames().gesturetapEvent; break; |
Torne (Richard Coles) | 81a5157 | 2013-05-13 16:52:28 +0100 | [diff] [blame] | 51 | case PlatformEvent::GestureTapUnconfirmed: |
| 52 | eventType = eventNames().gesturetapunconfirmedEvent; break; |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 53 | case PlatformEvent::GestureTapDown: |
| 54 | eventType = eventNames().gesturetapdownEvent; break; |
| 55 | case PlatformEvent::GestureTwoFingerTap: |
| 56 | case PlatformEvent::GestureLongPress: |
| 57 | case PlatformEvent::GesturePinchBegin: |
| 58 | case PlatformEvent::GesturePinchEnd: |
| 59 | case PlatformEvent::GesturePinchUpdate: |
| 60 | case PlatformEvent::GestureTapDownCancel: |
| 61 | default: |
| 62 | return 0; |
| 63 | } |
| 64 | return adoptRef(new GestureEvent(eventType, view, event.globalPosition().x(), event.globalPosition().y(), event.position().x(), event.position().y(), event.ctrlKey(), event.altKey(), event.shiftKey(), event.metaKey(), event.deltaX(), event.deltaY())); |
| 65 | } |
| 66 | |
| 67 | void GestureEvent::initGestureEvent(const AtomicString& type, PassRefPtr<AbstractView> view, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, float deltaX, float deltaY) |
| 68 | { |
| 69 | if (dispatched()) |
| 70 | return; |
| 71 | |
| 72 | initUIEvent(type, true, true, view, 0); |
| 73 | m_screenLocation = IntPoint(screenX, screenY); |
| 74 | m_ctrlKey = ctrlKey; |
| 75 | m_altKey = altKey; |
| 76 | m_shiftKey = shiftKey; |
| 77 | m_metaKey = metaKey; |
| 78 | |
| 79 | m_deltaX = deltaX; |
| 80 | m_deltaY = deltaY; |
| 81 | |
| 82 | initCoordinates(IntPoint(clientX, clientY)); |
| 83 | } |
| 84 | |
| 85 | const AtomicString& GestureEvent::interfaceName() const |
| 86 | { |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 87 | // FIXME: when a GestureEvent.idl interface is defined, return the string "GestureEvent". |
| 88 | // Until that happens, do not advertise an interface that does not exist, since it will |
| 89 | // trip up the bindings integrity checks. |
| 90 | return UIEvent::interfaceName(); |
Torne (Richard Coles) | 53e740f | 2013-05-09 18:38:43 +0100 | [diff] [blame] | 91 | } |
| 92 | |
| 93 | GestureEvent::GestureEvent() |
| 94 | : m_deltaX(0) |
| 95 | , m_deltaY(0) |
| 96 | { |
| 97 | } |
| 98 | |
| 99 | GestureEvent::GestureEvent(const AtomicString& type, PassRefPtr<AbstractView> view, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, float deltaX, float deltaY) |
| 100 | : MouseRelatedEvent(type, true, true, view, 0, IntPoint(screenX, screenY), IntPoint(clientX, clientY), IntPoint(0, 0), ctrlKey, altKey, shiftKey, metaKey) |
| 101 | , m_deltaX(deltaX) |
| 102 | , m_deltaY(deltaY) |
| 103 | { |
| 104 | } |
| 105 | |
| 106 | GestureEventDispatchMediator::GestureEventDispatchMediator(PassRefPtr<GestureEvent> gestureEvent) |
| 107 | : EventDispatchMediator(gestureEvent) |
| 108 | { |
| 109 | } |
| 110 | |
| 111 | GestureEvent* GestureEventDispatchMediator::event() const |
| 112 | { |
| 113 | return static_cast<GestureEvent*>(EventDispatchMediator::event()); |
| 114 | } |
| 115 | |
| 116 | bool GestureEventDispatchMediator::dispatchEvent(EventDispatcher* dispatcher) const |
| 117 | { |
| 118 | if (isDisabledFormControl(dispatcher->node())) |
| 119 | return true; |
| 120 | |
| 121 | dispatcher->dispatch(); |
| 122 | ASSERT(!event()->defaultPrevented()); |
| 123 | return event()->defaultHandled() || event()->defaultPrevented(); |
| 124 | } |
| 125 | |
| 126 | } // namespace WebCore |