1 // Copyright 2014 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_EXAMPLES_AURA_DEMO_WINDOW_TREE_HOST_VIEW_MANAGER_H_ 6 #define MOJO_EXAMPLES_AURA_DEMO_WINDOW_TREE_HOST_VIEW_MANAGER_H_ 7 8 #include "mojo/services/public/cpp/view_manager/node_observer.h" 9 #include "ui/aura/window_tree_host.h" 10 #include "ui/events/event_source.h" 11 #include "ui/gfx/geometry/rect.h" 12 13 class SkBitmap; 14 15 namespace ui { 16 class Compositor; 17 } 18 19 namespace mojo { 20 21 class WindowTreeHostMojoDelegate; 22 23 class WindowTreeHostMojo : public aura::WindowTreeHost, 24 public ui::EventSource, 25 public view_manager::NodeObserver { 26 public: 27 WindowTreeHostMojo(view_manager::Node* node, 28 WindowTreeHostMojoDelegate* delegate); 29 virtual ~WindowTreeHostMojo(); 30 31 // Returns the WindowTreeHostMojo for the specified compositor. 32 static WindowTreeHostMojo* ForCompositor(ui::Compositor* compositor); 33 bounds()34 const gfx::Rect& bounds() const { return bounds_; } 35 36 // Sets the contents to show in this WindowTreeHost. This forwards to the 37 // delegate. 38 void SetContents(const SkBitmap& contents); 39 SendEventToProcessor(ui::Event * event)40 ui::EventDispatchDetails SendEventToProcessor(ui::Event* event) { 41 return ui::EventSource::SendEventToProcessor(event); 42 } 43 44 private: 45 // WindowTreeHost: 46 virtual ui::EventSource* GetEventSource() OVERRIDE; 47 virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE; 48 virtual void Show() OVERRIDE; 49 virtual void Hide() OVERRIDE; 50 virtual gfx::Rect GetBounds() const OVERRIDE; 51 virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE; 52 virtual gfx::Point GetLocationOnNativeScreen() const OVERRIDE; 53 virtual void SetCapture() OVERRIDE; 54 virtual void ReleaseCapture() OVERRIDE; 55 virtual void PostNativeEvent(const base::NativeEvent& native_event) OVERRIDE; 56 virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE; 57 virtual void SetCursorNative(gfx::NativeCursor cursor) OVERRIDE; 58 virtual void MoveCursorToNative(const gfx::Point& location) OVERRIDE; 59 virtual void OnCursorVisibilityChangedNative(bool show) OVERRIDE; 60 61 // ui::EventSource: 62 virtual ui::EventProcessor* GetEventProcessor() OVERRIDE; 63 64 // view_manager::NodeObserver: 65 virtual void OnNodeBoundsChange( 66 view_manager::Node* node, 67 const gfx::Rect& old_bounds, 68 const gfx::Rect& new_bounds, 69 view_manager::NodeObserver::DispositionChangePhase phase) OVERRIDE; 70 71 view_manager::Node* node_; 72 73 gfx::Rect bounds_; 74 75 WindowTreeHostMojoDelegate* delegate_; 76 77 DISALLOW_COPY_AND_ASSIGN(WindowTreeHostMojo); 78 }; 79 80 } // namespace mojo 81 82 #endif // MOJO_EXAMPLES_AURA_DEMO_WINDOW_TREE_HOST_VIEW_MANAGER_H_ 83