X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fuserinterface.h;h=04a9ccfd10b6cd815f1618f9a217fd3db59f39ff;hb=754751fd474c6eac073fa7e89a18142fc89cb4fb;hp=58eb5186698db462a7747d17c27ba275deea06ea;hpb=2b70e8801c43875ed3f4135bdd0141265cff0312;p=libs%2Fgltk.git

diff --git a/source/userinterface.h b/source/userinterface.h
index 58eb518..04a9ccf 100644
--- a/source/userinterface.h
+++ b/source/userinterface.h
@@ -1,6 +1,7 @@
 #ifndef MSP_GLTK_USERINTERFACE_H_
 #define MSP_GLTK_USERINTERFACE_H_
 
+#include <msp/core/maputils.h>
 #include "logic.h"
 #include "root.h"
 
@@ -41,15 +42,7 @@ public:
 	template<typename W>
 	W &get_widget(const std::string &n) const
 	{
-		WidgetMap::const_iterator i = widgets.find(n);
-		if(i==widgets.end())
-			throw KeyError("Unknown widget", n);
-
-		W *w = dynamic_cast<W *>(i->second);
-		if(!w)
-			throw Exception("Widget type mismatch");
-
-		return *w;
+		return dynamic_cast<W &>(*get_item(widgets, n));
 	}
 
 	template<typename W>