mus: Implement Window Server Capture

components/mus/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/test_change_tracker.h"
 
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "components/mus/public/cpp/util.h"
 #include "mojo/common/common_type_converters.h"
@@ skipping 25 matching lines @@
     case CHANGE_TYPE_EMBED:
       return "OnEmbed";
 
     case CHANGE_TYPE_EMBEDDED_APP_DISCONNECTED:
       return base::StringPrintf("OnEmbeddedAppDisconnected view=%s",
                                 ViewIdToString(change.view_id).c_str());
 
     case CHANGE_TYPE_UNEMBED:
       return "OnUnembed";
 
+    case CHANGE_TYPE_LOST_CAPTURE:
+      return base::StringPrintf("OnLostCapture view=%s",
+                                ViewIdToString(change.view_id).c_str());
+
     case CHANGE_TYPE_NODE_BOUNDS_CHANGED:
       return base::StringPrintf(
           "BoundsChanged view=%s old_bounds=%s new_bounds=%s",
           ViewIdToString(change.view_id).c_str(),
           RectToString(change.bounds).c_str(),
           RectToString(change.bounds2).c_str());
 
     case CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED:
       // TODO(sky): Not implemented.
       return "ViewportMetricsChanged";
@@ skipping 147 matching lines @@
   change.bounds2.height = new_bounds->height;
   AddChange(change);
 }
 
 void TestChangeTracker::OnUnembed() {
   Change change;
   change.type = CHANGE_TYPE_UNEMBED;
   AddChange(change);
 }
 
+void TestChangeTracker::OnLostCapture(Id view_id) {
+  Change change;
+  change.type = CHANGE_TYPE_LOST_CAPTURE;
+  change.view_id = view_id;
+  AddChange(change);
+}
+
 void TestChangeTracker::OnViewViewportMetricsChanged(
     mojo::ViewportMetricsPtr old_metrics,
     mojo::ViewportMetricsPtr new_metrics) {
   Change change;
   change.type = CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED;
   // NOT IMPLEMENTED
   AddChange(change);
 }
 
 void TestChangeTracker::OnViewHierarchyChanged(Id view_id,
@@ skipping 96 matching lines @@
 }
 
 std::string TestView::ToString2() const {
   return base::StringPrintf(
       "view=%s parent=%s visible=%s drawn=%s", ViewIdToString(view_id).c_str(),
       ViewIdToString(parent_id).c_str(), visible ? "true" : "false",
       drawn ? "true" : "false");
 }
 
 }  // namespace mus