The Tor Browser / file comparison
comparison: dom/events/AsyncEventDispatcher.cpp
dom/events/AsyncEventDispatcher.cpp
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:de952f098f3b |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "mozilla/AsyncEventDispatcher.h" | |
| 7 #include "mozilla/BasicEvents.h" | |
| 8 #include "mozilla/EventDispatcher.h" | |
| 9 #include "mozilla/dom/Event.h" // for nsIDOMEvent::InternalDOMEvent() | |
| 10 #include "mozilla/dom/EventTarget.h" | |
| 11 #include "nsContentUtils.h" | |
| 12 #include "nsIDOMEvent.h" | |
| 13 | |
| 14 namespace mozilla { | |
| 15 | |
| 16 using namespace dom; | |
| 17 | |
| 18 /****************************************************************************** | |
| 19 * mozilla::AsyncEventDispatcher | |
| 20 ******************************************************************************/ | |
| 21 | |
| 22 AsyncEventDispatcher::AsyncEventDispatcher(nsINode* aEventNode, | |
| 23 WidgetEvent& aEvent) | |
| 24 : mEventNode(aEventNode) | |
| 25 , mDispatchChromeOnly(false) | |
| 26 { | |
| 27 MOZ_ASSERT(mEventNode); | |
| 28 EventDispatcher::CreateEvent(aEventNode, nullptr, &aEvent, EmptyString(), | |
| 29 getter_AddRefs(mEvent)); | |
| 30 NS_ASSERTION(mEvent, "Should never fail to create an event"); | |
| 31 mEvent->DuplicatePrivateData(); | |
| 32 mEvent->SetTrusted(aEvent.mFlags.mIsTrusted); | |
| 33 } | |
| 34 | |
| 35 NS_IMETHODIMP | |
| 36 AsyncEventDispatcher::Run() | |
| 37 { | |
| 38 if (mEvent) { | |
| 39 if (mDispatchChromeOnly) { | |
| 40 MOZ_ASSERT(mEvent->InternalDOMEvent()->IsTrusted()); | |
| 41 | |
| 42 nsCOMPtr<nsIDocument> ownerDoc = mEventNode->OwnerDoc(); | |
| 43 nsPIDOMWindow* window = ownerDoc->GetWindow(); | |
| 44 if (!window) { | |
| 45 return NS_ERROR_INVALID_ARG; | |
| 46 } | |
| 47 | |
| 48 nsCOMPtr<EventTarget> target = window->GetParentTarget(); | |
| 49 if (!target) { | |
| 50 return NS_ERROR_INVALID_ARG; | |
| 51 } | |
| 52 EventDispatcher::DispatchDOMEvent(target, nullptr, mEvent, | |
| 53 nullptr, nullptr); | |
| 54 } else { | |
| 55 nsCOMPtr<EventTarget> target = mEventNode.get(); | |
| 56 bool defaultActionEnabled; // This is not used because the caller is async | |
| 57 target->DispatchEvent(mEvent, &defaultActionEnabled); | |
| 58 } | |
| 59 } else { | |
| 60 nsIDocument* doc = mEventNode->OwnerDoc(); | |
| 61 if (mDispatchChromeOnly) { | |
| 62 nsContentUtils::DispatchChromeEvent(doc, mEventNode, mEventType, | |
| 63 mBubbles, false); | |
| 64 } else { | |
| 65 nsContentUtils::DispatchTrustedEvent(doc, mEventNode, mEventType, | |
| 66 mBubbles, false); | |
| 67 } | |
| 68 } | |
| 69 | |
| 70 return NS_OK; | |
| 71 } | |
| 72 | |
| 73 nsresult | |
| 74 AsyncEventDispatcher::PostDOMEvent() | |
| 75 { | |
| 76 return NS_DispatchToCurrentThread(this); | |
| 77 } | |
| 78 | |
| 79 void | |
| 80 AsyncEventDispatcher::RunDOMEventWhenSafe() | |
| 81 { | |
| 82 nsContentUtils::AddScriptRunner(this); | |
| 83 } | |
| 84 | |
| 85 /****************************************************************************** | |
| 86 * mozilla::LoadBlockingAsyncEventDispatcher | |
| 87 ******************************************************************************/ | |
| 88 | |
| 89 LoadBlockingAsyncEventDispatcher::~LoadBlockingAsyncEventDispatcher() | |
| 90 { | |
| 91 if (mBlockedDoc) { | |
| 92 mBlockedDoc->UnblockOnload(true); | |
| 93 } | |
| 94 } | |
| 95 | |
| 96 } // namespace mozilla |
