mus: Let clients set the cursor of their window.

components/mus/ws/connection_manager.cc

 // 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.
 
 #include "components/mus/ws/connection_manager.h"
 
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "components/mus/ws/client_connection.h"
 #include "components/mus/ws/connection_manager_delegate.h"
@@ skipping 450 matching lines @@
        (!window->visible() && window->parent()->IsDrawn()))) {
     SchedulePaint(window->parent(), window->bounds());
   }
 
   for (auto& pair : connection_map_) {
     pair.second->service()->ProcessWillChangeWindowVisibility(
         window, IsOperationSource(pair.first));
   }
 }
 
+void ConnectionManager::OnWindowCursorChanged(ServerWindow* window,
+                                              int32_t cursor_id) {
+  if (in_destructor_)
+    return;
+
+  for (auto& pair : connection_map_) {
+    pair.second->service()->ProcessCursorChanged(
+        window, cursor_id, IsOperationSource(pair.first));
+  }
+
+  // Pass the cursor change to our native window.

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

out->the (as there may be more than one native window).

[Elliot Glaysher, 2015/12/02 20:01:32]

Done.

+  WindowTreeHostImpl* host = GetWindowTreeHostByWindow(window);
+  if (host)
+    host->OnCursorUpdated(window);
+}
+
 void ConnectionManager::OnWindowSharedPropertyChanged(
     ServerWindow* window,
     const std::string& name,
     const std::vector<uint8_t>* new_data) {
   for (auto& pair : connection_map_) {
     pair.second->service()->ProcessWindowPropertyChanged(
         window, name, new_data, IsOperationSource(pair.first));
   }
 }
 
@@ skipping 20 matching lines @@
     return;
   for (auto& pair : connection_map_) {
     pair.second->service()->ProcessTransientWindowRemoved(
         window, transient_child, IsOperationSource(pair.first));
   }
 }
 
 }  // namespace ws
 
 }  // namespace mus