Resolve the 'return a temp variable' example given in ticket #17

g_j_m · g_j_m · commit 6a7570f49cda · 2006-04-08T09:37:46.000Z
git-svn-id: http://svn.osgeo.org/qgis/trunk@5228 c8812cc2-4d05-0410-92ff-de0c093fc19c
diff --git a/src/core/qgsfeature.cpp b/src/core/qgsfeature.cpp
@@ -377,7 +377,8 @@ QString const & QgsFeature::wellKnownText() const
   }
   else
   {
-    return QString::null;   // TODO: Test for mGeometry in all functions of this class
+    static QString emptyString("");
+    return emptyString;   // TODO: Test for mGeometry in all functions of this class
   }  
 /*  
     if(mWKT.isNull())

Original file line number	Diff line number	Diff line change
`@@ -377,7 +377,8 @@ QString const & QgsFeature::wellKnownText() const`
`377`	`377`	`}`
`378`	`378`	`else`
`379`	`379`	`{`
`380`		`- return QString::null; // TODO: Test for mGeometry in all functions of this class`
	`380`	`+ static QString emptyString("");`
	`381`	`+ return emptyString; // TODO: Test for mGeometry in all functions of this class`
`381`	`382`	`}`
`382`	`383`	`/*`
`383`	`384`	`if(mWKT.isNull())`