зеркало из https://github.com/mozilla/gecko-dev.git
102 строки
2.8 KiB
C++
102 строки
2.8 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "EventTarget.h"
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USING_WORKERS_NAMESPACE
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using mozilla::ErrorResult;
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using namespace mozilla::dom;
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void
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EventTarget::_trace(JSTracer* aTrc)
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{
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mListenerManager._trace(aTrc);
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DOMBindingBase::_trace(aTrc);
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}
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void
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EventTarget::_finalize(JSFreeOp* aFop)
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{
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mListenerManager._finalize(aFop);
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DOMBindingBase::_finalize(aFop);
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}
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JSObject*
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EventTarget::GetEventListener(const nsAString& aType, ErrorResult& aRv) const
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{
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JSContext* cx = GetJSContext();
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JSString* type =
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JS_NewUCStringCopyN(cx, aType.BeginReading(), aType.Length());
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if (!type || !(type = JS_InternJSString(cx, type))) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return NULL;
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}
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return mListenerManager.GetEventListener(INTERNED_STRING_TO_JSID(cx, type));
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}
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void
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EventTarget::SetEventListener(const nsAString& aType, JSObject* aListener,
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ErrorResult& aRv)
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{
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JSContext* cx = GetJSContext();
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JSString* type =
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JS_NewUCStringCopyN(cx, aType.BeginReading(), aType.Length());
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if (!type || !(type = JS_InternJSString(cx, type))) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return;
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}
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mListenerManager.SetEventListener(cx, INTERNED_STRING_TO_JSID(cx, type),
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aListener, aRv);
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}
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void
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EventTarget::AddEventListener(const nsAString& aType, JSObject* aListener,
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bool aCapturing, Nullable<bool> aWantsUntrusted,
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ErrorResult& aRv)
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{
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if (!aListener) {
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return;
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}
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JSContext* cx = GetJSContext();
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JSString* type =
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JS_NewUCStringCopyN(cx, aType.BeginReading(), aType.Length());
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if (!type || !(type = JS_InternJSString(cx, type))) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return;
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}
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bool wantsUntrusted = !aWantsUntrusted.IsNull() && aWantsUntrusted.Value();
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mListenerManager.AddEventListener(cx, INTERNED_STRING_TO_JSID(cx, type),
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aListener, aCapturing, wantsUntrusted,
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aRv);
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}
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void
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EventTarget::RemoveEventListener(const nsAString& aType, JSObject* aListener,
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bool aCapturing, ErrorResult& aRv)
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{
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if (!aListener) {
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return;
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}
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JSContext* cx = GetJSContext();
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JSString* type =
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JS_NewUCStringCopyN(cx, aType.BeginReading(), aType.Length());
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if (!type || !(type = JS_InternJSString(cx, type))) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return;
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}
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mListenerManager.RemoveEventListener(cx, INTERNED_STRING_TO_JSID(cx, type),
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aListener, aCapturing);
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}
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