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_PLATFORM_VIEWPORT_H_ 6 #define MOJO_SERVICES_NATIVE_VIEWPORT_PLATFORM_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 12 namespace gfx { 13 class Rect; 14 } 15 16 namespace ui { 17 class Event; 18 } 19 20 namespace mojo { 21 22 // Encapsulation of platform-specific Viewport. 23 class PlatformViewport { 24 public: 25 class Delegate { 26 public: ~Delegate()27 virtual ~Delegate() {} 28 29 virtual void OnBoundsChanged(const gfx::Rect& rect) = 0; 30 virtual void OnAcceleratedWidgetAvailable( 31 gfx::AcceleratedWidget widget) = 0; 32 virtual bool OnEvent(ui::Event* ui_event) = 0; 33 virtual void OnDestroyed() = 0; 34 }; 35 ~PlatformViewport()36 virtual ~PlatformViewport() {} 37 38 virtual void Init(const gfx::Rect& bounds) = 0; 39 virtual void Show() = 0; 40 virtual void Hide() = 0; 41 virtual void Close() = 0; 42 virtual gfx::Size GetSize() = 0; 43 virtual void SetBounds(const gfx::Rect& bounds) = 0; 44 45 virtual void SetCapture() = 0; 46 virtual void ReleaseCapture() = 0; 47 48 static scoped_ptr<PlatformViewport> Create(Delegate* delegate); 49 }; 50 51 } // namespace mojo 52 53 #endif // MOJO_SERVICES_NATIVE_VIEWPORT_PLATFORM_VIEWPORT_H_ 54