Unfotunately, I'm limited by what's installed at work... So Gtk2 is not an option.

I actually found that embedding tree-like buttons into a Text widget is good enough for my purposes. Now I just have to figure out what I'm doing wrong when I'm trying to replace the button by a different one... :)

In reply to Re^2: Editable tree in Tk by anna_black
in thread Editable tree in Tk by anna_black

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