1 files changed, 133 insertions, 0 deletions
diff --git a/dom/ipc/TabMessageUtils.h b/dom/ipc/TabMessageUtils.h
new file mode 100644
index 0000000000..6eca1dec1f
--- /dev/null
+++ b/dom/ipc/TabMessageUtils.h
@@ -0,0 +1,133 @@
+/* -*- 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 TABMESSAGE_UTILS_H
+#define TABMESSAGE_UTILS_H
+
+#include "ipc/EnumSerializer.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/dom/Event.h"
+#include "nsIRemoteTab.h"
+#include "nsPIDOMWindow.h"
+#include "nsCOMPtr.h"
+#include "mozilla/dom/EffectsInfo.h"
+#include "mozilla/layers/LayersMessageUtils.h"
+#include "TabMessageTypes.h"
+#include "X11UndefineNone.h"
+
+namespace mozilla::dom {
+
+bool ReadRemoteEvent(const IPC::Message* aMsg, PickleIterator* aIter,
+                     mozilla::dom::RemoteDOMEvent* aResult);
+
+}  // namespace mozilla::dom
+
+namespace IPC {
+
+template <>
+struct ParamTraits<mozilla::dom::RemoteDOMEvent> {
+  typedef mozilla::dom::RemoteDOMEvent paramType;
+
+  static void Write(Message* aMsg, const paramType& aParam) {
+    aParam.mEvent->Serialize(aMsg, true);
+  }
+
+  static bool Read(const Message* aMsg, PickleIterator* aIter,
+                   paramType* aResult) {
+    return mozilla::dom::ReadRemoteEvent(aMsg, aIter, aResult);
+  }
+
+  static void Log(const paramType& aParam, std::wstring* aLog) {}
+};
+
+template <>
+struct ParamTraits<nsSizeMode>
+    : public ContiguousEnumSerializer<nsSizeMode, nsSizeMode_Normal,
+                                      nsSizeMode_Invalid> {};
+
+template <>
+struct ParamTraits<UIStateChangeType>
+    : public ContiguousEnumSerializer<UIStateChangeType,
+                                      UIStateChangeType_NoChange,
+                                      UIStateChangeType_Invalid> {};
+
+template <>
+struct ParamTraits<nsIRemoteTab::NavigationType>
+    : public ContiguousEnumSerializerInclusive<
+          nsIRemoteTab::NavigationType,
+          nsIRemoteTab::NavigationType::NAVIGATE_BACK,
+          nsIRemoteTab::NavigationType::NAVIGATE_URL> {};
+
+template <>
+struct ParamTraits<mozilla::dom::EffectsInfo> {
+  typedef mozilla::dom::EffectsInfo paramType;
+
+  static void Write(Message* aMsg, const paramType& aParam) {
+    WriteParam(aMsg, aParam.mVisibleRect);
+    WriteParam(aMsg, aParam.mScaleX);
+    WriteParam(aMsg, aParam.mScaleY);
+  }
+
+  static bool Read(const Message* aMsg, PickleIterator* aIter,
+                   paramType* aResult) {
+    return ReadParam(aMsg, aIter, &aResult->mVisibleRect) &&
+           ReadParam(aMsg, aIter, &aResult->mScaleX) &&
+           ReadParam(aMsg, aIter, &aResult->mScaleY);
+  }
+};
+
+template <>
+struct ParamTraits<mozilla::WhenToScroll>
+    : public ContiguousEnumSerializerInclusive<
+          mozilla::WhenToScroll, mozilla::WhenToScroll::Always,
+          mozilla::WhenToScroll::IfNotFullyVisible> {};
+
+template <>
+struct ParamTraits<mozilla::ScrollFlags>
+    : public BitFlagsEnumSerializer<mozilla::ScrollFlags,
+                                    mozilla::ScrollFlags::ALL_BITS> {};
+
+template <>
+struct ParamTraits<mozilla::ScrollAxis> {
+  typedef mozilla::ScrollAxis paramType;
+
+  static void Write(Message* aMsg, const paramType& aParam) {
+    WriteParam(aMsg, aParam.mWhereToScroll);
+    WriteParam(aMsg, aParam.mWhenToScroll);
+    WriteParam(aMsg, aParam.mOnlyIfPerceivedScrollableDirection);
+  }
+
+  static bool Read(const Message* aMsg, PickleIterator* aIter,
+                   paramType* aResult) {
+    if (!ReadParam(aMsg, aIter, &aResult->mWhereToScroll)) {
+      return false;
+    }
+    if (!ReadParam(aMsg, aIter, &aResult->mWhenToScroll)) {
+      return false;
+    }
+
+    // We can't set mOnlyIfPerceivedScrollableDirection directly since it's
+    // a bitfield.
+    bool value;
+    if (!ReadParam(aMsg, aIter, &value)) {
+      return false;
+    }
+    aResult->mOnlyIfPerceivedScrollableDirection = value;
+
+    return true;
+  }
+};
+
+template <>
+struct ParamTraits<mozilla::dom::EmbedderElementEventType>
+    : public ContiguousEnumSerializer<
+          mozilla::dom::EmbedderElementEventType,
+          mozilla::dom::EmbedderElementEventType::NoEvent,
+          mozilla::dom::EmbedderElementEventType::EndGuard_> {};
+
+}  // namespace IPC
+
+#endif  // TABMESSAGE_UTILS_H