tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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ScriptLoadRequestList.cpp (2238B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #include "ScriptLoadRequestList.h"
      8 
      9 #include "ScriptLoadRequest.h"
     10 
     11 namespace JS::loader {
     12 
     13 //////////////////////////////////////////////////////////////
     14 // ScriptLoadRequestList
     15 //////////////////////////////////////////////////////////////
     16 
     17 ScriptLoadRequestList::~ScriptLoadRequestList() { CancelRequestsAndClear(); }
     18 
     19 void ScriptLoadRequestList::CancelRequestsAndClear() {
     20  while (!isEmpty()) {
     21    RefPtr<ScriptLoadRequest> first = StealFirst();
     22    first->Cancel();
     23    // And just let it go out of scope and die.
     24  }
     25 }
     26 
     27 #ifdef DEBUG
     28 bool ScriptLoadRequestList::Contains(ScriptLoadRequest* aElem) const {
     29  for (const ScriptLoadRequest* req = getFirst(); req; req = req->getNext()) {
     30    if (req == aElem) {
     31      return true;
     32    }
     33  }
     34 
     35  return false;
     36 }
     37 #endif  // DEBUG
     38 
     39 void ScriptLoadRequestList::AppendElement(ScriptLoadRequest* aElem) {
     40  MOZ_ASSERT(!aElem->isInList());
     41  NS_ADDREF(aElem);
     42  insertBack(aElem);
     43 }
     44 
     45 already_AddRefed<ScriptLoadRequest> ScriptLoadRequestList::Steal(
     46    ScriptLoadRequest* aElem) {
     47  aElem->removeFrom(*this);
     48  return dont_AddRef(aElem);
     49 }
     50 
     51 already_AddRefed<ScriptLoadRequest> ScriptLoadRequestList::StealFirst() {
     52  MOZ_ASSERT(!isEmpty());
     53  return Steal(getFirst());
     54 }
     55 
     56 void ScriptLoadRequestList::Remove(ScriptLoadRequest* aElem) {
     57  aElem->removeFrom(*this);
     58  NS_RELEASE(aElem);
     59 }
     60 
     61 void ImplCycleCollectionUnlink(ScriptLoadRequestList& aField) {
     62  while (!aField.isEmpty()) {
     63    RefPtr<ScriptLoadRequest> first = aField.StealFirst();
     64  }
     65 }
     66 
     67 void ImplCycleCollectionTraverse(nsCycleCollectionTraversalCallback& aCallback,
     68                                 ScriptLoadRequestList& aField,
     69                                 const char* aName, uint32_t aFlags) {
     70  for (ScriptLoadRequest* request = aField.getFirst(); request;
     71       request = request->getNext()) {
     72    CycleCollectionNoteChild(aCallback, request, aName, aFlags);
     73  }
     74 }
     75 
     76 }  // namespace JS::loader