tor-browser

The Tor Browser
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IDBEvents.cpp (3305B)

      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 "IDBEvents.h"
      8 
      9 #include "mozilla/ErrorResult.h"
     10 #include "mozilla/dom/EventTarget.h"
     11 #include "mozilla/dom/IDBVersionChangeEventBinding.h"
     12 #include "nsString.h"
     13 
     14 using namespace mozilla;
     15 using namespace mozilla::dom;
     16 using namespace mozilla::dom::indexedDB;
     17 
     18 namespace mozilla::dom {
     19 namespace indexedDB {
     20 
     21 const char16_t* kAbortEventType = u"abort";
     22 const char16_t* kBlockedEventType = u"blocked";
     23 const char16_t* kCompleteEventType = u"complete";
     24 const char16_t* kErrorEventType = u"error";
     25 const char16_t* kSuccessEventType = u"success";
     26 const char16_t* kUpgradeNeededEventType = u"upgradeneeded";
     27 const char16_t* kVersionChangeEventType = u"versionchange";
     28 const char16_t* kCloseEventType = u"close";
     29 
     30 RefPtr<Event> CreateGenericEvent(EventTarget* aOwner,
     31                                 const nsDependentString& aType,
     32                                 Bubbles aBubbles, Cancelable aCancelable) {
     33  RefPtr<Event> event = MakeAndAddRef<Event>(aOwner, nullptr, nullptr);
     34 
     35  event->InitEvent(aType, aBubbles == eDoesBubble, aCancelable == eCancelable);
     36 
     37  event->SetTrusted(true);
     38 
     39  return event;
     40 }
     41 
     42 }  // namespace indexedDB
     43 
     44 // static
     45 RefPtr<IDBVersionChangeEvent> IDBVersionChangeEvent::CreateInternal(
     46    EventTarget* aOwner, const nsAString& aType, uint64_t aOldVersion,
     47    const Nullable<uint64_t>& aNewVersion) {
     48  RefPtr<IDBVersionChangeEvent> event =
     49      new IDBVersionChangeEvent(aOwner, aOldVersion);
     50  if (!aNewVersion.IsNull()) {
     51    event->mNewVersion.SetValue(aNewVersion.Value());
     52  }
     53 
     54  event->InitEvent(aType, false, false);
     55 
     56  event->SetTrusted(true);
     57 
     58  return event;
     59 }
     60 
     61 RefPtr<IDBVersionChangeEvent> IDBVersionChangeEvent::Create(
     62    EventTarget* aOwner, const nsDependentString& aName, uint64_t aOldVersion,
     63    uint64_t aNewVersion) {
     64  Nullable<uint64_t> newVersion(aNewVersion);
     65  return CreateInternal(aOwner, aName, aOldVersion, newVersion);
     66 }
     67 
     68 RefPtr<IDBVersionChangeEvent> IDBVersionChangeEvent::Create(
     69    EventTarget* aOwner, const nsDependentString& aName, uint64_t aOldVersion) {
     70  Nullable<uint64_t> newVersion(0);
     71  newVersion.SetNull();
     72  return CreateInternal(aOwner, aName, aOldVersion, newVersion);
     73 }
     74 
     75 RefPtr<IDBVersionChangeEvent> IDBVersionChangeEvent::Constructor(
     76    const GlobalObject& aGlobal, const nsAString& aType,
     77    const IDBVersionChangeEventInit& aOptions) {
     78  nsCOMPtr<EventTarget> target = do_QueryInterface(aGlobal.GetAsSupports());
     79 
     80  return CreateInternal(target, aType, aOptions.mOldVersion,
     81                        aOptions.mNewVersion);
     82 }
     83 
     84 NS_IMPL_ADDREF_INHERITED(IDBVersionChangeEvent, Event)
     85 NS_IMPL_RELEASE_INHERITED(IDBVersionChangeEvent, Event)
     86 
     87 NS_INTERFACE_MAP_BEGIN(IDBVersionChangeEvent)
     88  NS_INTERFACE_MAP_ENTRY(IDBVersionChangeEvent)
     89 NS_INTERFACE_MAP_END_INHERITING(Event)
     90 
     91 JSObject* IDBVersionChangeEvent::WrapObjectInternal(
     92    JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
     93  return IDBVersionChangeEvent_Binding::Wrap(aCx, this, aGivenProto);
     94 }
     95 
     96 }  // namespace mozilla::dom