ash/host/ash_window_tree_host_unified.h

   1 // Copyright 2015 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 ASH_HOST_ASH_WINDOW_TREE_HOST_UNIFIED_H_
   6 #define ASH_HOST_ASH_WINDOW_TREE_HOST_UNIFIED_H_
   7
   8 #include <vector>
   9
  10 #include "ash/host/ash_window_tree_host.h"
  11 #include "ash/host/transformer_helper.h"
  12 #include "ui/aura/window_observer.h"
  13 #include "ui/aura/window_tree_host.h"
  14 #include "ui/events/event_source.h"
  15 #include "ui/gfx/geometry/rect.h"
  16
  17 namespace ui {
  18 class Reflector;
  19 }
  20
  21 namespace ash {
  22 class DisplayInfo;
  23
  24 // A WTH used for unified desktop mode. This creates an offscreen
  25 // compositor whose texture will be copied into each displays'
  26 // compositor.
  27 class AshWindowTreeHostUnified : public AshWindowTreeHost,
  28                                  public aura::WindowTreeHost,
  29                                  public aura::WindowObserver,
  30                                  public ui::EventSource {
  31  public:
  32   explicit AshWindowTreeHostUnified(const gfx::Rect& initial_bounds);
  33   ~AshWindowTreeHostUnified() override;
  34
  35  private:
  36   // AshWindowTreeHost:
  37   void ToggleFullScreen() override;
  38   bool ConfineCursorToRootWindow() override;
  39   void UnConfineCursor() override;
  40   void SetRootWindowTransformer(
  41       scoped_ptr<RootWindowTransformer> transformer) override;
  42   gfx::Insets GetHostInsets() const override;
  43   aura::WindowTreeHost* AsWindowTreeHost() override;
  44   void PrepareForShutdown() override;
  45   void RegisterMirroringHost(AshWindowTreeHost* mirroring_ash_host) override;
  46
  47   // aura::WindowTreeHost:
  48   ui::EventSource* GetEventSource() override;
  49   gfx::AcceleratedWidget GetAcceleratedWidget() override;
  50   void Show() override;
  51   void Hide() override;
  52   gfx::Rect GetBounds() const override;
  53   void SetBounds(const gfx::Rect& bounds) override;
  54   gfx::Transform GetRootTransform() const override;
  55   void SetRootTransform(const gfx::Transform& transform) override;
  56   gfx::Transform GetInverseRootTransform() const override;
  57   void UpdateRootWindowSize(const gfx::Size& host_size) override;
  58   void SetCapture() override;
  59   void ReleaseCapture() override;
  60   gfx::Point GetLocationOnNativeScreen() const override;
  61   void SetCursorNative(gfx::NativeCursor cursor) override;
  62   void MoveCursorToNative(const gfx::Point& location) override;
  63   void OnCursorVisibilityChangedNative(bool show) override;
  64
  65   // aura::WindowObserver:
  66   void OnWindowDestroying(aura::Window* window) override;
  67
  68   // ui::EventSource:
  69   ui::EventProcessor* GetEventProcessor() override;
  70
  71   std::vector<AshWindowTreeHost*> mirroring_hosts_;
  72
  73   gfx::Rect bounds_;
  74
  75   TransformerHelper transformer_helper_;
  76
  77   DISALLOW_COPY_AND_ASSIGN(AshWindowTreeHostUnified);
  78 };
  79
  80 }  // namespace ash
  81
  82 #endif  // ASH_HOST_ASH_WINDOW_TREE_HOST_UNIFIED_H_