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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/frame/EventHandlerRegistry.h" | 5 #include "core/frame/EventHandlerRegistry.h" |
6 | 6 |
7 #include "core/events/EventListenerOptions.h" | 7 #include "core/events/EventListenerOptions.h" |
8 #include "core/frame/LocalDOMWindow.h" | 8 #include "core/frame/LocalDOMWindow.h" |
9 #include "core/frame/LocalFrame.h" | 9 #include "core/frame/LocalFrame.h" |
10 #include "core/html/HTMLFrameOwnerElement.h" | 10 #include "core/html/HTMLFrameOwnerElement.h" |
11 #include "core/page/ChromeClient.h" | 11 #include "core/page/ChromeClient.h" |
12 #include "core/page/Page.h" | 12 #include "core/page/Page.h" |
13 #include "core/page/scrolling/ScrollingCoordinator.h" | 13 #include "core/page/scrolling/ScrollingCoordinator.h" |
14 | 14 |
15 namespace blink { | 15 namespace blink { |
16 | 16 |
17 namespace { | 17 namespace { |
18 | 18 |
19 inline bool isTouchEventType(const AtomicString& eventType) | |
20 { | |
21 return eventType == EventTypeNames::touchstart | |
22 || eventType == EventTypeNames::touchmove | |
23 || eventType == EventTypeNames::touchend | |
24 || eventType == EventTypeNames::touchcancel; | |
25 } | |
26 | |
27 inline bool isPointerEventType(const AtomicString& eventType) | 19 inline bool isPointerEventType(const AtomicString& eventType) |
28 { | 20 { |
29 return eventType == EventTypeNames::gotpointercapture | 21 return eventType == EventTypeNames::gotpointercapture |
30 || eventType == EventTypeNames::lostpointercapture | 22 || eventType == EventTypeNames::lostpointercapture |
31 || eventType == EventTypeNames::pointercancel | 23 || eventType == EventTypeNames::pointercancel |
32 || eventType == EventTypeNames::pointerdown | 24 || eventType == EventTypeNames::pointerdown |
33 || eventType == EventTypeNames::pointerenter | 25 || eventType == EventTypeNames::pointerenter |
34 || eventType == EventTypeNames::pointerleave | 26 || eventType == EventTypeNames::pointerleave |
35 || eventType == EventTypeNames::pointermove | 27 || eventType == EventTypeNames::pointermove |
36 || eventType == EventTypeNames::pointerout | 28 || eventType == EventTypeNames::pointerout |
(...skipping 23 matching lines...) Expand all Loading... |
60 { | 52 { |
61 checkConsistency(); | 53 checkConsistency(); |
62 } | 54 } |
63 | 55 |
64 bool EventHandlerRegistry::eventTypeToClass(const AtomicString& eventType, const
EventListenerOptions& options, EventHandlerClass* result) | 56 bool EventHandlerRegistry::eventTypeToClass(const AtomicString& eventType, const
EventListenerOptions& options, EventHandlerClass* result) |
65 { | 57 { |
66 if (eventType == EventTypeNames::scroll) { | 58 if (eventType == EventTypeNames::scroll) { |
67 *result = ScrollEvent; | 59 *result = ScrollEvent; |
68 } else if (eventType == EventTypeNames::wheel || eventType == EventTypeNames
::mousewheel) { | 60 } else if (eventType == EventTypeNames::wheel || eventType == EventTypeNames
::mousewheel) { |
69 *result = options.passive() ? WheelEventPassive : WheelEventBlocking; | 61 *result = options.passive() ? WheelEventPassive : WheelEventBlocking; |
70 } else if (isTouchEventType(eventType)) { | 62 } else if (eventType == EventTypeNames::touchend || eventType == EventTypeNa
mes::touchcancel) { |
71 *result = options.passive() ? TouchEventPassive : TouchEventBlocking; | 63 *result = options.passive() ? TouchEndOrCancelEventPassive : TouchEndOrC
ancelEventBlocking; |
| 64 } else if (eventType == EventTypeNames::touchstart || eventType == EventType
Names::touchmove) { |
| 65 *result = options.passive() ? TouchStartOrMoveEventPassive : TouchStartO
rMoveEventBlocking; |
72 } else if (isPointerEventType(eventType)) { | 66 } else if (isPointerEventType(eventType)) { |
73 // The EventHandlerClass is TouchEventPassive since the pointer events | 67 // The EventHandlerClass is TouchStartOrMoveEventPassive since |
74 // never block scrolling and the compositor only needs to know | 68 // the pointer events never block scrolling and the compositor |
75 // about the touch listeners. | 69 // only needs to know about the touch listeners. |
76 *result = TouchEventPassive; | 70 *result = TouchStartOrMoveEventPassive; |
77 #if ENABLE(ASSERT) | 71 #if ENABLE(ASSERT) |
78 } else if (eventType == EventTypeNames::load || eventType == EventTypeNames:
:mousemove || eventType == EventTypeNames::touchstart) { | 72 } else if (eventType == EventTypeNames::load || eventType == EventTypeNames:
:mousemove || eventType == EventTypeNames::touchstart) { |
79 *result = EventsForTesting; | 73 *result = EventsForTesting; |
80 #endif | 74 #endif |
81 } else { | 75 } else { |
82 return false; | 76 return false; |
83 } | 77 } |
84 return true; | 78 return true; |
85 } | 79 } |
86 | 80 |
(...skipping 119 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
206 for (size_t i = 0; i < EventHandlerClassCount; ++i) { | 200 for (size_t i = 0; i < EventHandlerClassCount; ++i) { |
207 EventHandlerClass handlerClass = static_cast<EventHandlerClass>(i); | 201 EventHandlerClass handlerClass = static_cast<EventHandlerClass>(i); |
208 updateEventHandlerInternal(RemoveAll, handlerClass, &target); | 202 updateEventHandlerInternal(RemoveAll, handlerClass, &target); |
209 } | 203 } |
210 } | 204 } |
211 | 205 |
212 void EventHandlerRegistry::notifyHasHandlersChanged(EventHandlerClass handlerCla
ss, bool hasActiveHandlers) | 206 void EventHandlerRegistry::notifyHasHandlersChanged(EventHandlerClass handlerCla
ss, bool hasActiveHandlers) |
213 { | 207 { |
214 switch (handlerClass) { | 208 switch (handlerClass) { |
215 case ScrollEvent: | 209 case ScrollEvent: |
216 m_frameHost->chromeClient().setHaveScrollEventHandlers(hasActiveHandlers
); | 210 m_frameHost->chromeClient().setHasScrollEventHandlers(hasActiveHandlers)
; |
217 break; | 211 break; |
218 case WheelEventBlocking: | 212 case WheelEventBlocking: |
219 case WheelEventPassive: | 213 case WheelEventPassive: |
220 m_frameHost->chromeClient().setEventListenerProperties(WebEventListenerC
lass::MouseWheel, webEventListenerProperties(hasEventHandlers(WheelEventBlocking
), hasEventHandlers(WheelEventPassive))); | 214 m_frameHost->chromeClient().setEventListenerProperties(WebEventListenerC
lass::MouseWheel, webEventListenerProperties(hasEventHandlers(WheelEventBlocking
), hasEventHandlers(WheelEventPassive))); |
221 break; | 215 break; |
222 case TouchEventBlocking: | 216 case TouchStartOrMoveEventBlocking: |
223 case TouchEventPassive: | 217 case TouchStartOrMoveEventPassive: |
224 m_frameHost->chromeClient().setEventListenerProperties(WebEventListenerC
lass::Touch, webEventListenerProperties(hasEventHandlers(TouchEventBlocking), ha
sEventHandlers(TouchEventPassive))); | 218 m_frameHost->chromeClient().setEventListenerProperties(WebEventListenerC
lass::TouchStartOrMove, webEventListenerProperties(hasEventHandlers(TouchStartOr
MoveEventBlocking), hasEventHandlers(TouchStartOrMoveEventPassive))); |
| 219 break; |
| 220 case TouchEndOrCancelEventBlocking: |
| 221 case TouchEndOrCancelEventPassive: |
| 222 m_frameHost->chromeClient().setEventListenerProperties(WebEventListenerC
lass::TouchEndOrCancel, webEventListenerProperties(hasEventHandlers(TouchEndOrCa
ncelEventBlocking), hasEventHandlers(TouchEndOrCancelEventPassive))); |
225 break; | 223 break; |
226 #if ENABLE(ASSERT) | 224 #if ENABLE(ASSERT) |
227 case EventsForTesting: | 225 case EventsForTesting: |
228 break; | 226 break; |
229 #endif | 227 #endif |
230 default: | 228 default: |
231 ASSERT_NOT_REACHED(); | 229 ASSERT_NOT_REACHED(); |
232 break; | 230 break; |
233 } | 231 } |
234 } | 232 } |
235 | 233 |
236 void EventHandlerRegistry::notifyDidAddOrRemoveEventHandlerTarget(EventHandlerCl
ass handlerClass) | 234 void EventHandlerRegistry::notifyDidAddOrRemoveEventHandlerTarget(EventHandlerCl
ass handlerClass) |
237 { | 235 { |
238 ScrollingCoordinator* scrollingCoordinator = m_frameHost->page().scrollingCo
ordinator(); | 236 ScrollingCoordinator* scrollingCoordinator = m_frameHost->page().scrollingCo
ordinator(); |
239 if (scrollingCoordinator && handlerClass == TouchEventBlocking) | 237 if (scrollingCoordinator && handlerClass == TouchStartOrMoveEventBlocking) |
240 scrollingCoordinator->touchEventTargetRectsDidChange(); | 238 scrollingCoordinator->touchEventTargetRectsDidChange(); |
241 } | 239 } |
242 | 240 |
243 DEFINE_TRACE(EventHandlerRegistry) | 241 DEFINE_TRACE(EventHandlerRegistry) |
244 { | 242 { |
245 visitor->trace(m_frameHost); | 243 visitor->trace(m_frameHost); |
246 visitor->template registerWeakMembers<EventHandlerRegistry, &EventHandlerReg
istry::clearWeakMembers>(this); | 244 visitor->template registerWeakMembers<EventHandlerRegistry, &EventHandlerReg
istry::clearWeakMembers>(this); |
247 } | 245 } |
248 | 246 |
249 void EventHandlerRegistry::clearWeakMembers(Visitor* visitor) | 247 void EventHandlerRegistry::clearWeakMembers(Visitor* visitor) |
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310 ASSERT(window->frame()); | 308 ASSERT(window->frame()); |
311 ASSERT(window->frame()->host()); | 309 ASSERT(window->frame()->host()); |
312 ASSERT(window->frame()->host() == m_frameHost); | 310 ASSERT(window->frame()->host() == m_frameHost); |
313 } | 311 } |
314 } | 312 } |
315 } | 313 } |
316 #endif // ENABLE(ASSERT) | 314 #endif // ENABLE(ASSERT) |
317 } | 315 } |
318 | 316 |
319 } // namespace blink | 317 } // namespace blink |
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