mus: Let clients set the cursor of their window.

components/mus/ws/test_change_tracker.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/test_change_tracker.h"
 
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "components/mus/common/util.h"
 #include "mojo/common/common_type_converters.h"
@@ skipping 93 matching lines @@
                                 change.property_key.c_str(),
                                 change.property_value.c_str());
 
     case CHANGE_TYPE_DELEGATE_EMBED:
       return base::StringPrintf("DelegateEmbed url=%s",
                                 change.embed_url.data());
 
     case CHANGE_TYPE_FOCUSED:
       return base::StringPrintf("Focused id=%s",
                                 WindowIdToString(change.window_id).c_str());
+
+    case CHANGE_TYPE_CURSOR_CHANGED:
+      return base::StringPrintf("CursorChanged id=%s cursor_id=%d",
+                                WindowIdToString(change.window_id).c_str(),
+                                change.cursor_id);
   }
   return std::string();
 }
 
 }  // namespace
 
 std::vector<std::string> ChangesToDescription1(
     const std::vector<Change>& changes) {
   std::vector<std::string> strings(changes.size());
   for (size_t i = 0; i < changes.size(); ++i)
@@ skipping 196 matching lines @@
   AddChange(change);
 }
 
 void TestChangeTracker::OnWindowFocused(Id window_id) {
   Change change;
   change.type = CHANGE_TYPE_FOCUSED;
   change.window_id = window_id;
   AddChange(change);
 }
 
+void TestChangeTracker::OnWindowPredefinedCursorChanged(
+    Id window_id,
+    mojom::Cursor cursor_id) {
+  Change change;
+  change.type = CHANGE_TYPE_CURSOR_CHANGED;
+  change.window_id = window_id;
+  change.cursor_id = cursor_id;
+  AddChange(change);
+}
+
 void TestChangeTracker::DelegateEmbed(const String& url) {
   Change change;
   change.type = CHANGE_TYPE_DELEGATE_EMBED;
   change.embed_url = url;
   AddChange(change);
 }
 
 void TestChangeTracker::AddChange(const Change& change) {
   changes_.push_back(change);
   if (delegate_)
@@ skipping 13 matching lines @@
 std::string TestWindow::ToString2() const {
   return base::StringPrintf(
       "window=%s parent=%s visible=%s drawn=%s",
       WindowIdToString(window_id).c_str(), WindowIdToString(parent_id).c_str(),
       visible ? "true" : "false", drawn ? "true" : "false");
 }
 
 }  // namespace ws
 
 }  // namespace mus