from Tkinter import *

# some vocabulary to keep from getting confused. This terminology

# is something I cooked up for this file, but follows the man pages

# pretty closely

#

#

#

#       This is a MENUBUTTON

#       V

# +-------------+

# |             |

#

# +------------++------------++------------+

# |            ||            ||            |

# |  File      ||  Edit      || Options    |   <-------- the MENUBAR

# |            ||            ||            |

# +------------++------------++------------+

# | New...         |

# | Open...        |

# | Print          |

# |                |  <------ This is a MENU. The lines of text in the menu are

# |                |                          MENU ENTRIES

# |                +---------------+

# | Open Files >   | file1         |

# |                | file2         |

# |                | another file  | <------ this cascading part is also a MENU

# +----------------|               |

#                  |               |

#                  |               |

#                  |               |

#                  +---------------+

def new_file():

    print "opening new file"

def open_file():

    print "opening OLD file"

def makeFileMenu():

    # make menu button : "File"

    File_button = Menubutton(mBar, text='File', underline=0)

    File_button.pack(side=LEFT, padx="1m")

    File_button.menu = Menu(File_button)

    # add an item. The first param is a menu entry type,

    # must be one of: "cascade", "checkbutton", "command", "radiobutton", "seperator"

    # see menu-demo-2.py for examples of use

    File_button.menu.add_command(label='New...', underline=0,

                                 command=new_file)

    File_button.menu.add_command(label='Open...', underline=0,

                                 command=open_file)

    File_button.menu.add_command(label='Quit', underline=0,

                                 command='exit')

    # set up a pointer from the file menubutton back to the file menu

    File_button['menu'] = File_button.menu

    return File_button

def makeEditMenu():

    Edit_button = Menubutton(mBar, text='Edit', underline=0)

    Edit_button.pack(side=LEFT, padx="1m")

    Edit_button.menu = Menu(Edit_button)

    # just to be cute, let's disable the undo option:

    Edit_button.menu.add('command', label="Undo")

    # Since the tear-off bar is the 0th entry,

    # undo is the 1st entry...

    Edit_button.menu.entryconfig(1, state=DISABLED)

    # and these are just for show. No "command" callbacks attached.

    Edit_button.menu.add_command(label="Cut")

    Edit_button.menu.add_command(label="Copy")

    Edit_button.menu.add_command(label="Paste")

    # set up a pointer from the file menubutton back to the file menu

    Edit_button['menu'] = Edit_button.menu

    return Edit_button

#################################################

#### Main starts here ...

root = Tk()

# make a menu bar

mBar = Frame(root, relief=RAISED, borderwidth=2)

mBar.pack(fill=X)

File_button = makeFileMenu()

Edit_button = makeEditMenu()

# finally, install the buttons in the menu bar.

# This allows for scanning from one menubutton to the next.

mBar.tk_menuBar(File_button, Edit_button)

root.title('menu demo')

root.iconname('packer')

root.mainloop()