Matt's examples

Demo/tkinter/matt/menu-simple.py

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+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,
+				    Pack: {'side': 'left', 
+					   'padx': '1m'}})
+    
+    # make the pulldown part of the File menu. The parameter passed is the master.
+    # we attach it to the File button as a python attribute called "menu" by convention.
+    # hopefully this isn't too confusing...
+    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,
+				    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"} )
+    # undo is the 0th entry...
+    Edit_button.menu.entryconfig(0, {"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', 
+		    'bd': 2,
+		    Pack: {'side': 'top', 
+			   '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()
+
+
+
+
+
+