ENH: Support for running FLUID was added.

Modules/FindFLTK.cmake

@@ -1,6 +1,8 @@
 #
 # Find the native FLTK includes and library
 #
+# FLTK_FLUID_EXE, where to find the Fluid tool
+# FLTK_WRAP_UI, This allows the FLTK_WRAP_UI command to work.
 
 
 FIND_PATH(FLTK_INCLUDE_PATH FL/Fl.h
@@ -15,3 +17,12 @@ FIND_LIBRARY(FLTK_LIBRARY  fltk
 PATHS /usr/lib /usr/local/lib /usr/local/fltk/lib H:/usr/local/fltk/lib /usr/X11R6/lib
 )
 
+FIND_FILE(FLTK_FLUID_EXE fluid
+${path}
+)
+
+IF (FLTK_FLUID_EXE)
+  SET ( FLTK_WRAP_UI 1 CACHE BOOL "Can we honour the FLTK_WRAP_UI command" )
+ENDIF (FLTK_FLUID_EXE)
+
+