#ifdef _WIN32
+
#include <windows.h>
+
+#ifndef COMMON_LVB_LEADING_BYTE
+#define COMMON_LVB_LEADING_BYTE 0x0100
+#endif
+
+#ifndef COMMON_LVB_TRAILING_BYTE
+#define COMMON_LVB_TRAILING_BYTE 0x0200
+#endif
+
+#ifndef COMMON_LVB_GRID_HORIZONTAL
+#define COMMON_LVB_GRID_HORIZONTAL 0x0400
+#endif
+
+#ifndef COMMON_LVB_GRID_LVERTICAL
+#define COMMON_LVB_GRID_LVERTICAL 0x0800
+#endif
+
+#ifndef COMMON_LVB_GRID_RVERTICAL
+#define COMMON_LVB_GRID_RVERTICAL 0x1000
+#endif
+
+#ifndef COMMON_LVB_REVERSE_VIDEO
+#define COMMON_LVB_REVERSE_VIDEO 0x4000
+#endif
+
+#ifndef COMMON_LVB_UNDERSCORE
+#define COMMON_LVB_UNDERSCORE 0x8000
+#endif
+
+
class WindowsAttribute : public Attribute {
protected:
WORD wAttributes;