1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef MOJO_SERVICES_NATIVE_VIEWPORT_NATIVE_VIEWPORT_H_
6#define MOJO_SERVICES_NATIVE_VIEWPORT_NATIVE_VIEWPORT_H_
7
8#include "base/memory/scoped_ptr.h"
9#include "ui/gfx/native_widget_types.h"
10#include "ui/gfx/size.h"
11
12namespace ui {
13class Event;
14}
15
16namespace mojo {
17namespace shell {
18class Context;
19}
20
21namespace services {
22
23class NativeViewportDelegate {
24 public:
25  virtual ~NativeViewportDelegate() {}
26
27  virtual void OnResized(const gfx::Size& size) = 0;
28  virtual void OnAcceleratedWidgetAvailable(gfx::AcceleratedWidget widget) = 0;
29  virtual bool OnEvent(ui::Event* ui_event) = 0;
30  virtual void OnDestroyed() = 0;
31};
32
33// Encapsulation of platform-specific Viewport.
34// TODO(abarth): Rename this class so that it doesn't conflict with the name of
35// the service.
36class NativeViewport {
37 public:
38  virtual ~NativeViewport() {}
39
40  virtual void Init() = 0;
41  virtual void Close() = 0;
42  virtual gfx::Size GetSize() = 0;
43
44  virtual void SetCapture() = 0;
45  virtual void ReleaseCapture() = 0;
46
47  static scoped_ptr<NativeViewport> Create(shell::Context* context,
48                                           NativeViewportDelegate* delegate);
49};
50
51}  // namespace services
52}  // namespace mojo
53
54#endif  // MOJO_SERVICES_NATIVE_VIEWPORT_NATIVE_VIEWPORT_H_
55