recipe_52266.py.diff

For reference: our customizations to this code snippet found on the internet,
not including changes in amount of whitespace only (diff -w option)
i.e. our work on this code
- is original version
+ is our version

how to reproduce this diff? -- install git, then, in a bash shell, do the following:
$ git clone git://github.com/P2000/penview.git
$ cd penview
$ set -- $(git log --grep="oOriginal version from http://code.activestate.com/recipes/52266/" --oneline)
$ set -- $(git ls-tree $1 -- lib/recipe_52266.py)
$ git diff -w $3 recipe_52266.py

 sidenote 0: lib/recipe_52266.py was moved to recipe_52266.py in commit 6c579f04

 sidenote 1: The original file version exists in commit 374d09dc, with the following message:
             "This is the oOriginal version from http://code.activestate.com/recipes/52266/ [on 21. Dec 2010] --- just as a reference"
             Line 3 finds this commit, line 4 finds lib/recipe_52266.py in it, and in line 5 $3 should be
             "3f8cf1040e35e85b485c3880dec4027fada9fa9c", the sha1-sum of the git object holding the original content of lib/recipe_52266.py

 sidenote 2: "oOriginal" is a typo. It will last for all times, since you can't ("legally")
             change commit message in git: http://www.gelato.unsw.edu.au/archives/git/0702/38650.html

diff --git a/recipe_52266.py b/recipe_52266.py
index 3f8cf10..c070470 100644
--- a/recipe_52266.py
+++ b/recipe_52266.py
@@ -1,14 +1,16 @@
+# from http://code.activestate.com/recipes/52266/
+
 from Tkinter import *
 
 class MultiListbox(Frame):
     def __init__(self, master, lists):
 	Frame.__init__(self, master)
 	self.lists = []
-	for l,w in lists:
+        for l in lists:
 	    frame = Frame(self); frame.pack(side=LEFT, expand=YES, fill=BOTH)
 	    Label(frame, text=l, borderwidth=1, relief=RAISED).pack(fill=X)
-	    lb = Listbox(frame, width=w, borderwidth=0, selectborderwidth=0,
-			 relief=FLAT, exportselection=FALSE)
+            lb = Listbox(frame, borderwidth=0, selectborderwidth=0,
+                 relief=FLAT, exportselection=FALSE, width=0)
 	    lb.pack(expand=YES, fill=BOTH)
 	    self.lists.append(lb)
 	    lb.bind('<B1-Motion>', lambda e, s=self: s._select(e.y))
@@ -17,10 +19,10 @@ class MultiListbox(Frame):
 	    lb.bind('<B2-Motion>', lambda e, s=self: s._b2motion(e.x, e.y))
 	    lb.bind('<Button-2>', lambda e, s=self: s._button2(e.x, e.y))
 	frame = Frame(self); frame.pack(side=LEFT, fill=Y)
-	Label(frame, borderwidth=1, relief=RAISED).pack(fill=X)
+        Label(frame, text="\n", borderwidth=1, relief=RAISED).pack(fill=X)
 	sb = Scrollbar(frame, orient=VERTICAL, command=self._scroll)
 	sb.pack(expand=YES, fill=Y)
-	self.lists[0]['yscrollcommand']=sb.set
+        for l in self.lists: l['yscrollcommand']=lambda *args: self._yscroll(sb, *args)
 
     def _select(self, y):
 	row = self.lists[0].nearest(y)
@@ -40,6 +42,11 @@ class MultiListbox(Frame):
 	for l in self.lists:
 	    apply(l.yview, args)
 
+    def _yscroll(self, sb, top, bottom):
+        for l in self.lists:          # FIXME: the event generating listbox is also scrolled again.... seems to work so far though
+            l.yview('moveto', top)
+        sb.set(top, bottom)
+
     def curselection(self):
 	return self.lists[0].curselection()