dom/indexedDB/IDBEvents.cpp

   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