Rename Desktop->RootWindow.

BUG=none
TEST=compiles
TBR=sky
Review URL: http://codereview.chromium.org/8771015

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@113303 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 72 insertions, 0 deletions

diff --git a/ui/aura/root_window_host.h b/ui/aura/root_window_host.h
new file mode 100644
index 0000000..c88097d
--- /dev/null
+++ b/ui/aura/root_window_host.h
@@ -0,0 +1,72 @@
+// Copyright (c) 2011 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_H_
+#define UI_AURA_ROOT_WINDOW_HOST_H_
+#pragma once
+
+#include "base/message_loop.h"
+#include "ui/aura/cursor.h"
+#include "ui/gfx/native_widget_types.h"
+
+namespace gfx {
+class Point;
+class Rect;
+class Size;
+}
+
+namespace aura {
+
+class RootWindow;
+
+// RootWindowHost bridges between a native window and the embedded RootWindow.
+// It provides the accelerated widget and maps events from the native os to
+// aura.
+class RootWindowHost : public MessageLoop::Dispatcher {
+ public:
+  virtual ~RootWindowHost() {}
+
+  // Creates a new RootWindowHost. The caller owns the returned value.
+  static RootWindowHost* Create(const gfx::Rect& bounds);
+
+  // Returns the actual size of the screen.
+  // (gfx::Screen only reports on the virtual desktop exposed by Aura.)
+  static gfx::Size GetNativeScreenSize();
+
+  // Sets the RootWindow this RootWindowHost is hosting. RootWindowHost does not
+  // own the RootWindow.
+  virtual void SetRootWindow(RootWindow* root_window) = 0;
+
+  // Returns the accelerated widget.
+  virtual gfx::AcceleratedWidget GetAcceleratedWidget() = 0;
+
+  // Shows the RootWindowHost.
+  virtual void Show() = 0;
+
+  // Toggles the host's full screen state.
+  virtual void ToggleFullScreen() = 0;
+
+  // Gets/Sets the size of the RootWindowHost.
+  virtual gfx::Size GetSize() const = 0;
+  virtual void SetSize(const gfx::Size& size) = 0;
+
+  // Returns the location of the RootWindow on native screen.
+  virtual gfx::Point GetLocationOnNativeScreen() const = 0;
+
+  // Sets the currently displayed cursor.
+  virtual void SetCursor(gfx::NativeCursor cursor) = 0;
+
+  // Queries the mouse's current position relative to the host window.
+  // The position is constrained within the host window.
+  // You should probably call RootWindow::last_mouse_location() instead; this
+  // method can be expensive.
+  virtual gfx::Point QueryMouseLocation() = 0;
+
+  // Posts |native_event| to the platform's event queue.
+  virtual void PostNativeEvent(const base::NativeEvent& native_event) = 0;
+};
+
+}  // namespace aura
+
+#endif  // UI_AURA_ROOT_WINDOW_HOST_H_