1 files changed, 38 insertions, 0 deletions
diff --git a/widget/gtk/CompositorWidgetParent.h b/widget/gtk/CompositorWidgetParent.h
new file mode 100644
index 0000000000..87e8d31d69
--- /dev/null
+++ b/widget/gtk/CompositorWidgetParent.h
@@ -0,0 +1,38 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 widget_gtk_CompositorWidgetParent_h
+#define widget_gtk_CompositorWidgetParent_h
+
+#include "GtkCompositorWidget.h"
+#include "mozilla/VsyncDispatcher.h"
+#include "mozilla/widget/PCompositorWidgetParent.h"
+
+namespace mozilla {
+namespace widget {
+
+class CompositorWidgetParent final : public PCompositorWidgetParent,
+                                     public GtkCompositorWidget {
+ public:
+  explicit CompositorWidgetParent(const CompositorWidgetInitData& aInitData,
+                                  const layers::CompositorOptions& aOptions);
+  ~CompositorWidgetParent() override;
+
+  void ActorDestroy(ActorDestroyReason aWhy) override {}
+
+  void ObserveVsync(VsyncObserver* aObserver) override;
+  RefPtr<VsyncObserver> GetVsyncObserver() const override;
+
+  mozilla::ipc::IPCResult RecvNotifyClientSizeChanged(
+      const LayoutDeviceIntSize& aClientSize) override;
+
+ private:
+  RefPtr<VsyncObserver> mVsyncObserver;
+};
+
+}  // namespace widget
+}  // namespace mozilla
+
+#endif  // widget_gtk_CompositorWidgetParent_h