From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/events/ScrollAreaEvent.cpp | 93 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 dom/events/ScrollAreaEvent.cpp

(limited to 'dom/events/ScrollAreaEvent.cpp')

diff --git a/dom/events/ScrollAreaEvent.cpp b/dom/events/ScrollAreaEvent.cpp
new file mode 100644
index 000000000..39f9a3c4a
--- /dev/null
+++ b/dom/events/ScrollAreaEvent.cpp
@@ -0,0 +1,93 @@
+/* -*- 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/. */
+
+#include "base/basictypes.h"
+#include "ipc/IPCMessageUtils.h"
+#include "mozilla/dom/DOMRect.h"
+#include "mozilla/dom/ScrollAreaEvent.h"
+#include "mozilla/ContentEvents.h"
+
+namespace mozilla {
+namespace dom {
+
+ScrollAreaEvent::ScrollAreaEvent(EventTarget* aOwner,
+                                 nsPresContext* aPresContext,
+                                 InternalScrollAreaEvent* aEvent)
+  : UIEvent(aOwner, aPresContext, aEvent)
+  , mClientArea(new DOMRect(nullptr))
+{
+  mClientArea->SetLayoutRect(aEvent ? aEvent->mArea : nsRect());
+}
+
+NS_IMPL_ADDREF_INHERITED(ScrollAreaEvent, UIEvent)
+NS_IMPL_RELEASE_INHERITED(ScrollAreaEvent, UIEvent)
+
+NS_INTERFACE_MAP_BEGIN(ScrollAreaEvent)
+NS_INTERFACE_MAP_END_INHERITING(UIEvent)
+
+void
+ScrollAreaEvent::InitScrollAreaEvent(const nsAString& aEventType,
+                                     bool aCanBubble,
+                                     bool aCancelable,
+                                     nsGlobalWindow* aView,
+                                     int32_t aDetail,
+                                     float aX,
+                                     float aY,
+                                     float aWidth,
+                                     float aHeight)
+{
+  NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);
+
+  UIEvent::InitUIEvent(aEventType, aCanBubble, aCancelable, aView, aDetail);
+  mClientArea->SetRect(aX, aY, aWidth, aHeight);
+}
+
+NS_IMETHODIMP_(void)
+ScrollAreaEvent::Serialize(IPC::Message* aMsg,
+                           bool aSerializeInterfaceType)
+{
+  if (aSerializeInterfaceType) {
+    IPC::WriteParam(aMsg, NS_LITERAL_STRING("scrollareaevent"));
+  }
+
+  Event::Serialize(aMsg, false);
+
+  IPC::WriteParam(aMsg, X());
+  IPC::WriteParam(aMsg, Y());
+  IPC::WriteParam(aMsg, Width());
+  IPC::WriteParam(aMsg, Height());
+}
+
+NS_IMETHODIMP_(bool)
+ScrollAreaEvent::Deserialize(const IPC::Message* aMsg, PickleIterator* aIter)
+{
+  NS_ENSURE_TRUE(Event::Deserialize(aMsg, aIter), false);
+
+  float x, y, width, height;
+  NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &x), false);
+  NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &y), false);
+  NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &width), false);
+  NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &height), false);
+  mClientArea->SetRect(x, y, width, height);
+
+  return true;
+}
+
+} // namespace dom
+} // namespace mozilla
+
+using namespace mozilla;
+using namespace mozilla::dom;
+
+already_AddRefed<ScrollAreaEvent>
+NS_NewDOMScrollAreaEvent(EventTarget* aOwner,
+                         nsPresContext* aPresContext,
+                         InternalScrollAreaEvent* aEvent)
+{
+  RefPtr<ScrollAreaEvent> ev =
+    new ScrollAreaEvent(aOwner, aPresContext, aEvent);
+  return ev.forget();
+}
-- 
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