1 files changed, 115 insertions, 0 deletions
diff --git a/dom/ipc/TabMessageUtils.h b/dom/ipc/TabMessageUtils.h
new file mode 100644
index 0000000000..794d3dffa2
--- /dev/null
+++ b/dom/ipc/TabMessageUtils.h
@@ -0,0 +1,115 @@
+/* -*- 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 IPC {
+
+template <>
+struct ParamTraits<nsSizeMode>
+    : public ContiguousEnumSerializer<nsSizeMode, nsSizeMode_Normal,
+                                      nsSizeMode_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(MessageWriter* aWriter, const paramType& aParam) {
+    WriteParam(aWriter, aParam.mVisibleRect);
+    WriteParam(aWriter, aParam.mRasterScale);
+    WriteParam(aWriter, aParam.mTransformToAncestorScale);
+  }
+
+  static bool Read(MessageReader* aReader, paramType* aResult) {
+    return ReadParam(aReader, &aResult->mVisibleRect) &&
+           ReadParam(aReader, &aResult->mRasterScale) &&
+           ReadParam(aReader, &aResult->mTransformToAncestorScale);
+  }
+};
+
+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::WhereToScroll> {
+  using paramType = mozilla::WhereToScroll;
+
+  static void Write(MessageWriter* aWriter, const paramType& aParam) {
+    WriteParam(aWriter, aParam.mPercentage);
+  }
+
+  static bool Read(MessageReader* aReader, paramType* aResult) {
+    return ReadParam(aReader, &aResult->mPercentage);
+  }
+};
+
+template <>
+struct ParamTraits<mozilla::ScrollAxis> {
+  typedef mozilla::ScrollAxis paramType;
+
+  static void Write(MessageWriter* aWriter, const paramType& aParam) {
+    WriteParam(aWriter, aParam.mWhereToScroll);
+    WriteParam(aWriter, aParam.mWhenToScroll);
+    WriteParam(aWriter, aParam.mOnlyIfPerceivedScrollableDirection);
+  }
+
+  static bool Read(MessageReader* aReader, paramType* aResult) {
+    if (!ReadParam(aReader, &aResult->mWhereToScroll)) {
+      return false;
+    }
+    if (!ReadParam(aReader, &aResult->mWhenToScroll)) {
+      return false;
+    }
+
+    // We can't set mOnlyIfPerceivedScrollableDirection directly since it's
+    // a bitfield.
+    bool value;
+    if (!ReadParam(aReader, &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