1 files changed, 134 insertions, 0 deletions
diff --git a/dom/indexedDB/IDBEvents.h b/dom/indexedDB/IDBEvents.h
new file mode 100644
index 000000000..02058fdd8
--- /dev/null
+++ b/dom/indexedDB/IDBEvents.h
@@ -0,0 +1,134 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_idbevents_h__
+#define mozilla_dom_idbevents_h__
+
+#include "js/RootingAPI.h"
+#include "mozilla/dom/BindingDeclarations.h"
+#include "mozilla/dom/Event.h"
+#include "mozilla/dom/Nullable.h"
+
+#define IDBVERSIONCHANGEEVENT_IID \
+  {0x3b65d4c3, 0x73ad, 0x492e, {0xb1, 0x2d, 0x15, 0xf9, 0xda, 0xc2, 0x08, 0x4b}}
+
+class nsAString;
+class nsDependentString;
+
+namespace mozilla {
+
+class ErrorResult;
+
+namespace dom {
+
+class EventTarget;
+class GlobalObject;
+struct IDBVersionChangeEventInit;
+
+namespace indexedDB {
+
+enum Bubbles {
+  eDoesNotBubble,
+  eDoesBubble
+};
+
+enum Cancelable {
+  eNotCancelable,
+  eCancelable
+};
+
+extern const char16_t* kAbortEventType;
+extern const char16_t* kBlockedEventType;
+extern const char16_t* kCompleteEventType;
+extern const char16_t* kErrorEventType;
+extern const char16_t* kSuccessEventType;
+extern const char16_t* kUpgradeNeededEventType;
+extern const char16_t* kVersionChangeEventType;
+extern const char16_t* kCloseEventType;
+
+already_AddRefed<nsIDOMEvent>
+CreateGenericEvent(EventTarget* aOwner,
+                   const nsDependentString& aType,
+                   Bubbles aBubbles,
+                   Cancelable aCancelable);
+
+} // namespace indexedDB
+
+class IDBVersionChangeEvent final : public Event
+{
+  uint64_t mOldVersion;
+  Nullable<uint64_t> mNewVersion;
+
+public:
+  static already_AddRefed<IDBVersionChangeEvent>
+  Create(EventTarget* aOwner,
+         const nsDependentString& aName,
+         uint64_t aOldVersion,
+         uint64_t aNewVersion)
+  {
+    Nullable<uint64_t> newVersion(aNewVersion);
+    return CreateInternal(aOwner, aName, aOldVersion, newVersion);
+  }
+
+  static already_AddRefed<IDBVersionChangeEvent>
+  Create(EventTarget* aOwner,
+         const nsDependentString& aName,
+         uint64_t aOldVersion)
+  {
+    Nullable<uint64_t> newVersion(0);
+    newVersion.SetNull();
+    return CreateInternal(aOwner, aName, aOldVersion, newVersion);
+  }
+
+  static already_AddRefed<IDBVersionChangeEvent>
+  Constructor(const GlobalObject& aGlobal,
+              const nsAString& aType,
+              const IDBVersionChangeEventInit& aOptions,
+              ErrorResult& aRv);
+
+  uint64_t
+  OldVersion() const
+  {
+    return mOldVersion;
+  }
+
+  Nullable<uint64_t>
+  GetNewVersion() const
+  {
+    return mNewVersion;
+  }
+
+  NS_DECLARE_STATIC_IID_ACCESSOR(IDBVERSIONCHANGEEVENT_IID)
+
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_FORWARD_TO_EVENT
+
+  virtual JSObject*
+  WrapObjectInternal(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+
+private:
+  IDBVersionChangeEvent(EventTarget* aOwner, uint64_t aOldVersion)
+    : Event(aOwner, nullptr, nullptr)
+    , mOldVersion(aOldVersion)
+  {
+  }
+
+  ~IDBVersionChangeEvent()
+  { }
+
+  static already_AddRefed<IDBVersionChangeEvent>
+  CreateInternal(EventTarget* aOwner,
+                 const nsAString& aName,
+                 uint64_t aOldVersion,
+                 Nullable<uint64_t> aNewVersion);
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(IDBVersionChangeEvent, IDBVERSIONCHANGEEVENT_IID)
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_idbevents_h__