Get event targetting working for mouse events.

mojo/services/public/cpp/view_manager/lib/view.cc

Index: mojo/services/public/cpp/view_manager/lib/view.cc
diff --git a/mojo/services/public/cpp/view_manager/lib/view.cc b/mojo/services/public/cpp/view_manager/lib/view.cc
index b371000ee798c25e46bd83667c09743b52a1dec6..dee2a2a84155992ce752da5fdf3d0759e75fa70f 100644
--- a/mojo/services/public/cpp/view_manager/lib/view.cc
+++ b/mojo/services/public/cpp/view_manager/lib/view.cc
@@ -386,6 +386,16 @@ View::~View() {
   //             ViewManagerClientImpl.
   if (manager_)
     static_cast<ViewManagerClientImpl*>(manager_)->RemoveView(id_);
+
+  // Clear properties.
+  for (std::map<const void*, Value>::const_iterator iter = prop_map_.begin();

[sky, 2014/11/14 23:11:27]

enhanced for loop? auto?

+       iter != prop_map_.end();
+       ++iter) {
+    if (iter->second.deallocator)
+      (*iter->second.deallocator)(iter->second.value);
+  }
+  prop_map_.clear();
+
   FOR_EACH_OBSERVER(ViewObserver, observers_, OnViewDestroyed(this));
 }
 
@@ -400,6 +410,34 @@ View::View(ViewManager* manager)
       drawn_(false) {
 }
 
+int64 View::SetLocalPropertyInternal(const void* key,
+                                     const char* name,
+                                     PropertyDeallocator deallocator,
+                                     int64 value,
+                                     int64 default_value) {
+  int64 old = GetLocalPropertyInternal(key, default_value);
+  if (value == default_value) {
+    prop_map_.erase(key);
+  } else {
+    Value prop_value;
+    prop_value.name = name;
+    prop_value.value = value;
+    prop_value.deallocator = deallocator;
+    prop_map_[key] = prop_value;
+  }
+  // FOR_EACH_OBSERVER(WindowObserver, observers_,

[sky, 2014/11/14 23:11:27]

Seems reasonable to notify observers when the property changes.

+  //                   OnWindowPropertyChanged(this, key, old));
+  return old;
+}
+
+int64 View::GetLocalPropertyInternal(const void* key,
+                                     int64 default_value) const {
+  std::map<const void*, Value>::const_iterator iter = prop_map_.find(key);
+  if (iter == prop_map_.end())
+    return default_value;
+  return iter->second.value;
+}
+
 void View::LocalDestroy() {
   delete this;
 }