Quoting Patrick Totzke (2012-12-01 13:01:08) > @Ian: I am fumbling around with your NestedTreeWalker. The idea is to allow > ListBox and TreeBox widgets as nodes and to transparently use only their > respective walkers > to make a single, outer tree. Keypresses can still be first send to the > widgets to make sure > customized keypress method in tree/listBoxes are respected..
This is how far I got: https://github.com/pazz/urwidtrees/tree/nested I have trouble debugging this TreeBox stuff. Its somehow got to do with the way listbox sets its focus.. suggestions? -------------------- ./sandbox.nested.py Traceback (most recent call last): File "./sandbox.nested.py", line 30, in <module> urwid.MainLoop(rootwidget, palette).run() # go File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/main_loop.py", line 272, in run self.screen.run_wrapper(self._run) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/raw_display.py", line 242, in run_wrapper return fn() File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/main_loop.py", line 312, in _run self.draw_screen() File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/main_loop.py", line 563, in draw_screen canvas = self._topmost_widget.render(self.screen_size, focus=True) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/widget.py", line 141, in cached_render canv = fn(self, size, focus=focus) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/decoration.py", line 225, in render canv = self._original_widget.render(size, focus=focus) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/widget.py", line 141, in cached_render canv = fn(self, size, focus=focus) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/widget.py", line 1751, in render canv = get_delegate(self).render(size, focus=focus) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/widget.py", line 141, in cached_render canv = fn(self, size, focus=focus) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/listbox.py", line 457, in render (maxcol, maxrow), focus=focus) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/listbox.py", line 339, in calculate_visible self._set_focus_complete( (maxcol, maxrow), focus ) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/listbox.py", line 704, in _set_focus_complete (maxcol,maxrow), focus) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/listbox.py", line 674, in _set_focus_first_selectable (maxcol, maxrow), focus=focus) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/listbox.py", line 406, in calculate_visible n_rows = next.rows( (maxcol,) ) File "/home/pazz/.local/lib/python2.7/site-packages/urwid-1.2.0_dev-py2.7-linux-x86_64.egg/urwid/widget.py", line 1761, in <lambda> rows = property(lambda self:get_delegate(self).rows) AttributeError: 'ListBox' object has no attribute 'rows' ---------------------------------------------------------------
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