+/**
+ wxBookCtrl flags (common for wxNotebook, wxListbook, wxChoicebook, wxTreebook)
+*/
+#define wxBK_DEFAULT 0x0000
+#define wxBK_TOP 0x0010
+#define wxBK_BOTTOM 0x0020
+#define wxBK_LEFT 0x0040
+#define wxBK_RIGHT 0x0080
+#define wxBK_ALIGN_MASK (wxBK_TOP | wxBK_BOTTOM | wxBK_LEFT | wxBK_RIGHT)
+
+