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mojo/services/native_viewport/platform_viewport.h

Index: mojo/services/native_viewport/platform_viewport.h
diff --git a/mojo/services/native_viewport/platform_viewport.h b/mojo/services/native_viewport/platform_viewport.h
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+// 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 SERVICES_NATIVE_VIEWPORT_PLATFORM_VIEWPORT_H_
+#define SERVICES_NATIVE_VIEWPORT_PLATFORM_VIEWPORT_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "third_party/mojo_services/src/input_events/public/interfaces/input_events.mojom.h"
+#include "third_party/mojo_services/src/native_viewport/public/interfaces/native_viewport.mojom.h"
+#include "ui/gfx/geometry/size.h"
+#include "ui/gfx/native_widget_types.h"
+
+namespace gfx {
+class Rect;
+}
+
+namespace native_viewport {
+
+// Encapsulation of platform-specific Viewport.
+class PlatformViewport {
+ public:
+  class Delegate {
+   public:
+    virtual ~Delegate() {}
+
+    virtual void OnMetricsChanged(mojo::ViewportMetricsPtr metrics) = 0;
+    virtual void OnAcceleratedWidgetAvailable(
+        gfx::AcceleratedWidget widget) = 0;
+    virtual void OnAcceleratedWidgetDestroyed() = 0;
+    virtual bool OnEvent(mojo::EventPtr event) = 0;
+    virtual void OnDestroyed() = 0;
+  };
+
+  virtual ~PlatformViewport() {}
+
+  virtual void Init(const gfx::Rect& bounds) = 0;
+  virtual void Show() = 0;
+  virtual void Hide() = 0;
+  virtual void Close() = 0;
+  virtual gfx::Size GetSize() = 0;
+  virtual void SetBounds(const gfx::Rect& bounds) = 0;
+
+  static scoped_ptr<PlatformViewport> Create(Delegate* delegate);
+};
+
+}  // namespace native_viewport
+
+#endif  // SERVICES_NATIVE_VIEWPORT_PLATFORM_VIEWPORT_H_