def add_menubar(self, parent):
""" Add menubar to figure """
menubar = Menu(parent)
# create a pulldown menu, and add it to the menu bar
filemenu = Menu(menubar, tearoff=0)
filemenu.add_command(label="Open", command=self.open_file)
filemenu.add_command(label="Save", command=self.save_current)
filemenu.add_separator()
filemenu.add_command(label="Exit", command=self.exit)
menubar.add_cascade(label="File", menu=filemenu)
# create more pulldown menus
toolmenu = Menu(menubar, tearoff=0)
toolmenu.add_command(label="Open Toolbox", command=self.dq_tools)
menubar.add_cascade(label="Tools", menu=toolmenu)
helpmenu = Menu(menubar, tearoff=0)
helpmenu.add_command(label="Show Help", command=self.help_file)
menubar.add_cascade(label="Help", menu=helpmenu)
# submenu
cmapmenu = Menu(toolmenu, tearoff=0)
cmapmenu.add_radiobutton(
label='Grey',
variable=self.cmap,
value='gist_yarg')
cmapmenu.add_radiobutton(
label='Prism',
variable=self.cmap,
value='prism')
cmapmenu.add_radiobutton(label='Jet', variable=self.cmap, value='jet')
cmapmenu.add_radiobutton(
label='Ncar',
variable=self.cmap,
value='gist_ncar')
toolmenu.insert_cascade(index=2, label='Select Cmap', menu=cmapmenu)
return menubar
