Get Canvas/PropertyBasedElement by name

simgear/props/PropertyBasedMgr.cxx

@@ -18,6 +18,8 @@
 
 #include "PropertyBasedMgr.hxx"
 
+#include <boost/foreach.hpp>
+
 #include <stdexcept>
 #include <string>
 
@@ -65,6 +67,20 @@ namespace simgear
     return _elements[index];
   }
 
+  //----------------------------------------------------------------------------
+  PropertyBasedElementPtr
+  PropertyBasedMgr::getElement(const std::string& name) const
+  {
+    if( name.empty() )
+      return PropertyBasedElementPtr();
+
+    BOOST_FOREACH(PropertyBasedElementPtr el, _elements)
+      if( el->getProps()->getStringValue("name") == name )
+        return el;
+
+    return PropertyBasedElementPtr();
+  }
+
   //----------------------------------------------------------------------------
   const SGPropertyNode* PropertyBasedMgr::getPropertyRoot() const
   {

simgear/props/PropertyBasedMgr.hxx

@@ -53,6 +53,13 @@ namespace simgear
        */
       PropertyBasedElementPtr getElement(size_t index) const;
 
+      /**
+       * Get an existing PropertyBasedElement by its name
+       *
+       * @param name    Name (value of child node "name" will be matched)
+       */
+      PropertyBasedElementPtr getElement(const std::string& name) const;
+
       virtual const SGPropertyNode* getPropertyRoot() const;
 
     protected: