mojo/aura/window_tree_host_mojo.h

   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/view_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 ViewObserver {
  26  public:
  27   WindowTreeHostMojo(View* view, WindowTreeHostMojoDelegate* delegate);
  28   virtual ~WindowTreeHostMojo();
  29
  30   // Returns the WindowTreeHostMojo for the specified compositor.
  31   static WindowTreeHostMojo* ForCompositor(ui::Compositor* compositor);
  32
  33   const gfx::Rect& bounds() const { return bounds_; }
  34
  35   // Sets the contents to show in this WindowTreeHost. This forwards to the
  36   // delegate.
  37   void SetContents(const SkBitmap& contents);
  38
  39   ui::EventDispatchDetails SendEventToProcessor(ui::Event* event) {
  40     return ui::EventSource::SendEventToProcessor(event);
  41   }
  42
  43  private:
  44   // WindowTreeHost:
  45   virtual ui::EventSource* GetEventSource() OVERRIDE;
  46   virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE;
  47   virtual void Show() OVERRIDE;
  48   virtual void Hide() OVERRIDE;
  49   virtual gfx::Rect GetBounds() const OVERRIDE;
  50   virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
  51   virtual gfx::Point GetLocationOnNativeScreen() const OVERRIDE;
  52   virtual void SetCapture() OVERRIDE;
  53   virtual void ReleaseCapture() OVERRIDE;
  54   virtual void PostNativeEvent(const base::NativeEvent& native_event) OVERRIDE;
  55   virtual void SetCursorNative(gfx::NativeCursor cursor) OVERRIDE;
  56   virtual void MoveCursorToNative(const gfx::Point& location) OVERRIDE;
  57   virtual void OnCursorVisibilityChangedNative(bool show) OVERRIDE;
  58
  59   // ui::EventSource:
  60   virtual ui::EventProcessor* GetEventProcessor() OVERRIDE;
  61
  62   // ViewObserver:
  63   virtual void OnViewBoundsChanged(
  64       View* view,
  65       const gfx::Rect& old_bounds,
  66       const gfx::Rect& new_bounds) OVERRIDE;
  67
  68   View* view_;
  69
  70   gfx::Rect bounds_;
  71
  72   WindowTreeHostMojoDelegate* delegate_;
  73
  74   DISALLOW_COPY_AND_ASSIGN(WindowTreeHostMojo);
  75 };
  76
  77 }  // namespace mojo
  78
  79 #endif  // MOJO_EXAMPLES_AURA_DEMO_WINDOW_TREE_HOST_VIEW_MANAGER_H_