the vulkan widget now has a generic function for all its getters. also expanded the error system to use strings, making it better for the vulkan side.

git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@113 b9cfdab3-6d41-4d17-bbe4-086880011989

src/error_internal.h

@@ -0,0 +1,15 @@
+/* $Id */
+
+#ifndef __MW_ERROR_INTERNAL_H__
+#define __MW_ERROR_INTERNAL_H__
+
+// This is not to be documented or exposed publically.
+// This contains an internal function for setting the error,
+// something the user shouldn't want to do and thus we don't want them to.
+// (hence also, its placement in the src directory)
+
+#include "Mw/Error.h"
+
+void setLastError(const char* fmt, ...);
+
+#endif