dom/performance/EventCounts.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 "nsIGlobalObject.h"
   8 #include "EventCounts.h"
   9 #include "mozilla/ErrorResult.h"
  10 #include "mozilla/dom/Event.h"
  11 #include "mozilla/dom/EventCounts.h"
  12 #include "mozilla/dom/PerformanceEventTimingBinding.h"
  13
  14 namespace mozilla::dom {
  15
  16 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(EventCounts, mParent)
  17
  18 static const EventMessage sQualifiedEventType[36] = {
  19     EventMessage::eContextMenu,
  20     EventMessage::eMouseDoubleClick,
  21     EventMessage::eMouseDown,
  22     EventMessage::eMouseEnter,
  23     EventMessage::eMouseLeave,
  24     EventMessage::eMouseOut,
  25     EventMessage::eMouseOver,
  26     EventMessage::eMouseUp,
  27     EventMessage::ePointerAuxClick,
  28     EventMessage::ePointerClick,
  29     EventMessage::ePointerOver,
  30     EventMessage::ePointerEnter,
  31     EventMessage::ePointerDown,
  32     EventMessage::ePointerUp,
  33     EventMessage::ePointerCancel,
  34     EventMessage::ePointerOut,
  35     EventMessage::ePointerLeave,
  36     EventMessage::ePointerGotCapture,
  37     EventMessage::ePointerLostCapture,
  38     EventMessage::eTouchStart,
  39     EventMessage::eTouchEnd,
  40     EventMessage::eTouchCancel,
  41     EventMessage::eKeyDown,
  42     EventMessage::eKeyPress,
  43     EventMessage::eKeyUp,
  44     EventMessage::eEditorBeforeInput,
  45     EventMessage::eEditorInput,
  46     EventMessage::eCompositionStart,
  47     EventMessage::eCompositionUpdate,
  48     EventMessage::eCompositionEnd,
  49     EventMessage::eDragStart,
  50     EventMessage::eDragEnd,
  51     EventMessage::eDragEnter,
  52     EventMessage::eDragLeave,
  53     EventMessage::eDragOver,
  54     EventMessage::eDrop};
  55
  56 EventCounts::EventCounts(nsISupports* aParent) : mParent(aParent) {
  57   ErrorResult rv;
  58
  59   for (const EventMessage& eventType : sQualifiedEventType) {
  60     EventCounts_Binding::MaplikeHelpers::Set(
  61         this, nsDependentString(Event::GetEventName(eventType)), 0, rv);
  62     if (NS_WARN_IF(rv.Failed())) {
  63       rv.SuppressException();
  64 #ifdef DEBUG
  65       nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(GetParentObject());
  66       if (global) {
  67         MOZ_ASSERT(global->IsDying());
  68       }
  69 #endif
  70       return;
  71     }
  72   }
  73 }
  74
  75 JSObject* EventCounts::WrapObject(JSContext* aCx,
  76                                   JS::Handle<JSObject*> aGivenProto) {
  77   return EventCounts_Binding::Wrap(aCx, this, aGivenProto);
  78 }
  79 }  // namespace mozilla::dom