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 NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(EventCounts, AddRef)
  19 NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(EventCounts, Release)
  20
  21 static const EventMessage sQualifiedEventType[36] = {
  22     EventMessage::eMouseAuxClick,
  23     EventMessage::eMouseClick,
  24     EventMessage::eContextMenu,
  25     EventMessage::eMouseDoubleClick,
  26     EventMessage::eMouseDown,
  27     EventMessage::eMouseEnter,
  28     EventMessage::eMouseLeave,
  29     EventMessage::eMouseOut,
  30     EventMessage::eMouseOver,
  31     EventMessage::eMouseUp,
  32     EventMessage::ePointerOver,
  33     EventMessage::ePointerEnter,
  34     EventMessage::ePointerDown,
  35     EventMessage::ePointerUp,
  36     EventMessage::ePointerCancel,
  37     EventMessage::ePointerOut,
  38     EventMessage::ePointerLeave,
  39     EventMessage::ePointerGotCapture,
  40     EventMessage::ePointerLostCapture,
  41     EventMessage::eTouchStart,
  42     EventMessage::eTouchEnd,
  43     EventMessage::eTouchCancel,
  44     EventMessage::eKeyDown,
  45     EventMessage::eKeyPress,
  46     EventMessage::eKeyUp,
  47     EventMessage::eEditorBeforeInput,
  48     EventMessage::eEditorInput,
  49     EventMessage::eCompositionStart,
  50     EventMessage::eCompositionUpdate,
  51     EventMessage::eCompositionEnd,
  52     EventMessage::eDragStart,
  53     EventMessage::eDragEnd,
  54     EventMessage::eDragEnter,
  55     EventMessage::eDragLeave,
  56     EventMessage::eDragOver,
  57     EventMessage::eDrop};
  58
  59 EventCounts::EventCounts(nsISupports* aParent) : mParent(aParent) {
  60   ErrorResult rv;
  61
  62   for (const EventMessage& eventType : sQualifiedEventType) {
  63     EventCounts_Binding::MaplikeHelpers::Set(
  64         this, nsDependentString(Event::GetEventName(eventType)), 0, rv);
  65     if (NS_WARN_IF(rv.Failed())) {
  66       rv.SuppressException();
  67 #ifdef DEBUG
  68       nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(GetParentObject());
  69       if (global) {
  70         MOZ_ASSERT(global->IsDying());
  71       }
  72 #endif
  73       return;
  74     }
  75   }
  76 }
  77
  78 JSObject* EventCounts::WrapObject(JSContext* aCx,
  79                                   JS::Handle<JSObject*> aGivenProto) {
  80   return EventCounts_Binding::Wrap(aCx, this, aGivenProto);
  81 }
  82 }  // namespace mozilla::dom