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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=99: */
+/* 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 protocol PCompositorBridge;
+
+include "mozilla/dom/TabMessageUtils.h";
+include "mozilla/widget/WidgetMessageUtils.h";
+
+using mozilla::gfx::IntSize from "mozilla/gfx/Point.h";
+using mozilla::WindowsHandle from "mozilla/ipc/IPCTypes.h";
+using mozilla::widget::TransparencyMode from "nsIWidget.h";
+using nsSizeMode from "nsIWidget.h";
+
+namespace mozilla {
+namespace widget {
+
+struct RemoteBackbufferHandles {
+ FileDescriptor fileMapping;
+ FileDescriptor requestReadyEvent;
+ FileDescriptor responseReadyEvent;
+};
+
+[ManualDealloc, ChildImpl=virtual, ParentImpl=virtual]
+sync protocol PCompositorWidget
+{
+ manager PCompositorBridge;
+
+parent:
+ sync Initialize(RemoteBackbufferHandles aRemoteHandles);
+
+ sync EnterPresentLock();
+ sync LeavePresentLock();
+ async UpdateTransparency(TransparencyMode aMode);
+ async NotifyVisibilityUpdated(nsSizeMode aSizeMode, bool aIsFullyOccluded);
+ sync ClearTransparentWindow();
+ async __delete__();
+
+child:
+ async ObserveVsync();
+ async UnobserveVsync();
+ async UpdateCompositorWnd(WindowsHandle aCompositorWnd, WindowsHandle aParentWnd)
+ returns (bool success);
+};
+
+} // namespace widget
+} // namespace mozilla