mus: Let clients set the cursor of their window.

components/mus/ws/server_window.h

 // Copyright 2014 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 COMPONENTS_MUS_WS_SERVER_WINDOW_H_
 #define COMPONENTS_MUS_WS_SERVER_WINDOW_H_
 
 #include <vector>
 
 #include "base/logging.h"
@@ skipping 56 matching lines @@
   void StackChildAtTop(ServerWindow* child);
 
   const gfx::Rect& bounds() const { return bounds_; }
   // Sets the bounds. If the size changes this implicitly resets the client
   // area to fill the whole bounds.
   void SetBounds(const gfx::Rect& bounds);
 
   const gfx::Insets& client_area() const { return client_area_; }
   void SetClientArea(const gfx::Insets& insets);
 
+  int32_t cursor() const { return cursor_id_; }
+
   const ServerWindow* parent() const { return parent_; }
   ServerWindow* parent() { return parent_; }
 
   const ServerWindow* GetRoot() const;
   ServerWindow* GetRoot() {
     return const_cast<ServerWindow*>(
         const_cast<const ServerWindow*>(this)->GetRoot());
   }
 
   std::vector<const ServerWindow*> GetChildren() const;
@@ skipping 17 matching lines @@
   bool Contains(const ServerWindow* window) const;
 
   // Returns the visibility requested by this window. IsDrawn() returns whether
   // the window is actually visible on screen.
   bool visible() const { return visible_; }
   void SetVisible(bool value);
 
   float opacity() const { return opacity_; }
   void SetOpacity(float value);
 
+  void SetCursor(mus::mojom::Cursor cursor_id);

[sky, 2015/12/01 21:48:00]

Name this consistently with the mojom, so either PredefinedCursor (if you go
with that) or StandardCursor.

+
   const gfx::Transform& transform() const { return transform_; }
   void SetTransform(const gfx::Transform& transform);
 
   const std::map<std::string, std::vector<uint8_t>>& properties() const {
     return properties_;
   }
   void SetProperty(const std::string& name, const std::vector<uint8_t>* value);
 
   void SetTextInputState(const ui::TextInputState& state);
   const ui::TextInputState& text_input_state() const {
@@ skipping 50 matching lines @@
   // If non-null we're actively restacking transient as the result of a
   // transient ancestor changing.
   ServerWindow* stacking_target_;
   ServerWindow* transient_parent_;
   Windows transient_children_;
 
   bool visible_;
   gfx::Rect bounds_;
   gfx::Insets client_area_;
   scoped_ptr<ServerWindowSurfaceManager> surface_manager_;
+  mojom::Cursor cursor_id_;
   float opacity_;
   bool can_focus_;
   gfx::Transform transform_;
   ui::TextInputState text_input_state_;
 
   Properties properties_;
 
   gfx::Vector2d underlay_offset_;
 
   base::ObserverList<ServerWindowObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(ServerWindow);
 };
 
 }  // namespace ws
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_WS_SERVER_WINDOW_H_