Add a factory and defines for native Linux surfaces.

ui/aura/root_window_host_linux.h

Index: ui/aura/root_window_host_linux.h
diff --git a/ui/aura/root_window_host_linux.h b/ui/aura/root_window_host_linux.h
new file mode 100644
index 0000000000000000000000000000000000000000..ecc102e53e949f14986c45112158066c9d3267af
--- /dev/null
+++ b/ui/aura/root_window_host_linux.h
@@ -0,0 +1,71 @@
+// Copyright (c) 2012 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 UI_AURA_ROOT_WINDOW_HOST_LINUX_H_
+#define UI_AURA_ROOT_WINDOW_HOST_LINUX_H_
+
+#include <vector>
+
+#include "base/memory/scoped_ptr.h"
+#include "base/message_loop.h"
+#include "ui/aura/root_window_host.h"
+#include "ui/base/linux/event_factory_evdev.h"
+#include "ui/gfx/rect.h"
+
+namespace aura {
+
+class RootWindowHostLinux : public RootWindowHost,
+                            public MessageLoop::Dispatcher {
+ public:
+  explicit RootWindowHostLinux(const gfx::Rect& bounds);
+  virtual ~RootWindowHostLinux();
+
+  // Overridden from Dispatcher overrides:
+  virtual bool Dispatch(const base::NativeEvent& event) OVERRIDE;
+
+  // RootWindowHost Overrides.
+  virtual void SetDelegate(RootWindowHostDelegate* delegate) OVERRIDE;
+  virtual RootWindow* GetRootWindow() OVERRIDE;
+  virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE;
+  virtual void Show() OVERRIDE;
+  virtual void Hide() OVERRIDE;
+  virtual void ToggleFullScreen() OVERRIDE;
+  virtual gfx::Rect GetBounds() const OVERRIDE;
+  virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
+  virtual gfx::Insets GetInsets() const OVERRIDE;
+  virtual void SetInsets(const gfx::Insets& bounds) OVERRIDE;
+  virtual gfx::Point GetLocationOnNativeScreen() const OVERRIDE;
+  virtual void SetCapture() OVERRIDE;
+  virtual void ReleaseCapture() OVERRIDE;
+  virtual void SetCursor(gfx::NativeCursor cursor_type) OVERRIDE;
+  virtual bool QueryMouseLocation(gfx::Point* location_return) OVERRIDE;
+  virtual bool ConfineCursorToRootWindow() OVERRIDE;
+  virtual void UnConfineCursor() OVERRIDE;
+  virtual void OnCursorVisibilityChanged(bool show) OVERRIDE;
+  virtual void MoveCursorTo(const gfx::Point& location) OVERRIDE;
+  virtual void SetFocusWhenShown(bool focus_when_shown) OVERRIDE;
+  virtual bool CopyAreaToSkCanvas(const gfx::Rect& source_bounds,
+                                  const gfx::Point& dest_offset,
+                                  SkCanvas* canvas) OVERRIDE;
+  virtual bool GrabSnapshot(
+      const gfx::Rect& snapshot_bounds,
+      std::vector<unsigned char>* png_representation) OVERRIDE;
+  virtual void PostNativeEvent(const base::NativeEvent& event) OVERRIDE;
+  virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE;
+  virtual void PrepareForShutdown() OVERRIDE;
+
+ private:
+  RootWindowHostDelegate* delegate_;
+  gfx::Rect bounds_;
+
+  // EventFactoryEvdev reads from /dev/input/* file descriptors and creates
+  // ui::Events from them.
+  scoped_ptr<ui::EventFactoryEvdev> factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(RootWindowHostLinux);
+};
+
+}  // namespace aura
+
+#endif  // UI_AURA_ROOT_WINDOW_HOST_LINUX_H_