Added Base::freecad_dynamic_cast(...)

FreeCAD · Sep 21, 2015 · 98700ed · 98700ed
1 parent f762548
commit 98700ed
Showing 1 changed file with 25 additions and 0 deletions.
diff --git a/src/Base/BaseClass.h b/src/Base/BaseClass.h
@@ -103,8 +103,33 @@ class BaseExport BaseClass
 
 };
 
+/**
+ * Template that works just like dynamic_cast, but expects the argument to
+ * inherit from Base::BaseClass.
+ *
+ */
 
+template<typename T> T * freecad_dynamic_cast(Base::BaseClass * t)
+{
+    if (t && t->isDerivedFrom(T::getClassTypeId()))
+        return static_cast<T*>(t);
+    else
+        return 0;
+}
+
+/**
+ * Template that works just like dynamic_cast, but expects the argument to
+ * inherit from a const Base::BaseClass.
+ *
+ */
 
+template<typename T> const T * freecad_dynamic_cast(const Base::BaseClass * t)
+{
+    if (t && t->isDerivedFrom(T::getClassTypeId()))
+        return static_cast<const T*>(t);
+    else
+        return 0;
+}
 
 
 } //namespace Base