NativeViewport

mojo/services/native_viewport/native_viewport.h

+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef MOJO_SERVICES_NATIVE_VIEWPORT_NATIVE_VIEWPORT_H_
+#define MOJO_SERVICES_NATIVE_VIEWPORT_NATIVE_VIEWPORT_H_
+
+#include "base/memory/scoped_ptr.h"
+
+namespace gfx {
+class Size;
+}
+
+namespace ui {
+class Event;
+}
+
+namespace mojo {
+namespace services {
+
+class NativeViewportDelegate {
+ public:
+  virtual ~NativeViewportDelegate() {}
+
+  virtual bool OnEvent(ui::Event* event) = 0;
+
+  virtual void OnResized(const gfx::Size& size) = 0;
+
+  virtual void OnDestroyed() = 0;
+};
+
+// Encapsulation of platform-specific Viewport.
+class NativeViewport {
+ public:
+  virtual ~NativeViewport() {}
+
+  virtual void Close() = 0;
+
+  static scoped_ptr<NativeViewport> Create(NativeViewportDelegate* delegate);
+};
+
+}  // namespace services
+}  // namespace mojo
+
+#endif  // MOJO_SERVICES_NATIVE_VIEWPORT_NATIVE_VIEWPORT_H_