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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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2 /* This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 |
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6 #include "mozilla/EventListenerManager.h" |
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7 #include "mozilla/dom/EventTarget.h" |
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8 #include "nsThreadUtils.h" |
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9 |
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10 namespace mozilla { |
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11 namespace dom { |
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12 |
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13 void |
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14 EventTarget::RemoveEventListener(const nsAString& aType, |
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15 EventListener* aListener, |
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16 bool aUseCapture, |
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17 ErrorResult& aRv) |
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18 { |
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19 EventListenerManager* elm = GetExistingListenerManager(); |
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20 if (elm) { |
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21 elm->RemoveEventListener(aType, aListener, aUseCapture); |
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22 } |
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23 } |
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24 |
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25 EventHandlerNonNull* |
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26 EventTarget::GetEventHandler(nsIAtom* aType, const nsAString& aTypeString) |
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27 { |
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28 EventListenerManager* elm = GetExistingListenerManager(); |
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29 return elm ? elm->GetEventHandler(aType, aTypeString) : nullptr; |
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30 } |
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31 |
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32 void |
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33 EventTarget::SetEventHandler(const nsAString& aType, |
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34 EventHandlerNonNull* aHandler, |
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35 ErrorResult& aRv) |
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36 { |
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37 if (!StringBeginsWith(aType, NS_LITERAL_STRING("on"))) { |
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38 aRv.Throw(NS_ERROR_INVALID_ARG); |
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39 return; |
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40 } |
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41 if (NS_IsMainThread()) { |
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42 nsCOMPtr<nsIAtom> type = do_GetAtom(aType); |
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43 SetEventHandler(type, EmptyString(), aHandler); |
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44 return; |
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45 } |
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46 SetEventHandler(nullptr, |
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47 Substring(aType, 2), // Remove "on" |
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48 aHandler); |
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49 } |
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50 |
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51 void |
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52 EventTarget::SetEventHandler(nsIAtom* aType, const nsAString& aTypeString, |
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53 EventHandlerNonNull* aHandler) |
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54 { |
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55 GetOrCreateListenerManager()->SetEventHandler(aType, aTypeString, aHandler); |
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56 } |
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57 |
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58 } // namespace dom |
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59 } // namespace mozilla |