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Issue #21402: tkinter.ttk now works when default root window is not set.

This commit is contained in:
Serhiy Storchaka 2014-05-28 18:42:05 +03:00
parent af984de923 b49eff25b7
commit 24604d5b4e
3 changed files with 57 additions and 36 deletions
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56
Lib/tkinter/test/test_ttk/test_functions.py
View File

@ -1,7 +1,19 @@
# -*- encoding: utf-8 -*-
import unittest
import tkinter
from tkinter import ttk
class MockTkApp:
def splitlist(self, arg):
if isinstance(arg, tuple):
return arg
return arg.split(':')
def wantobjects(self):
return True
class MockTclObj(object):
typename = 'test'
@ -352,20 +364,22 @@ class InternalFunctionsTest(unittest.TestCase):
def test_list_from_layouttuple(self):
tk = MockTkApp()
# empty layout tuple
self.assertFalse(ttk._list_from_layouttuple(()))
self.assertFalse(ttk._list_from_layouttuple(tk, ()))
# shortest layout tuple
self.assertEqual(ttk._list_from_layouttuple(('name', )),
self.assertEqual(ttk._list_from_layouttuple(tk, ('name', )),
[('name', {})])
# not so interesting ltuple
sample_ltuple = ('name', '-option', 'value')
self.assertEqual(ttk._list_from_layouttuple(sample_ltuple),
self.assertEqual(ttk._list_from_layouttuple(tk, sample_ltuple),
[('name', {'option': 'value'})])
# empty children
self.assertEqual(ttk._list_from_layouttuple(
self.assertEqual(ttk._list_from_layouttuple(tk,
('something', '-children', ())),
[('something', {'children': []})]
)
@ -378,7 +392,7 @@ class InternalFunctionsTest(unittest.TestCase):
)
)
)
self.assertEqual(ttk._list_from_layouttuple(ltuple),
self.assertEqual(ttk._list_from_layouttuple(tk, ltuple),
[('name', {'option': 'niceone', 'children':
[('otherone', {'otheropt': 'othervalue', 'children':
[('child', {})]
@ -387,29 +401,37 @@ class InternalFunctionsTest(unittest.TestCase):
)
# bad tuples
self.assertRaises(ValueError, ttk._list_from_layouttuple,
self.assertRaises(ValueError, ttk._list_from_layouttuple, tk,
('name', 'no_minus'))
self.assertRaises(ValueError, ttk._list_from_layouttuple,
self.assertRaises(ValueError, ttk._list_from_layouttuple, tk,
('name', 'no_minus', 'value'))
self.assertRaises(ValueError, ttk._list_from_layouttuple,
self.assertRaises(ValueError, ttk._list_from_layouttuple, tk,
('something', '-children')) # no children
import tkinter
if not tkinter._default_root or tkinter._default_root.wantobjects():
self.assertRaises(ValueError, ttk._list_from_layouttuple,
('something', '-children', 'value')) # invalid children
self.assertRaises(ValueError, ttk._list_from_layouttuple, tk,
('something', '-children', 'value')) # invalid children
def test_val_or_dict(self):
def func(opt, val=None):
def func(res, opt=None, val=None):
if opt is None:
return res
if val is None:
return "test val"
return (opt, val)
options = {'test': None}
self.assertEqual(ttk._val_or_dict(options, func), "test val")
tk = MockTkApp()
tk.call = func
options = {'test': 3}
self.assertEqual(ttk._val_or_dict(options, func), options)
self.assertEqual(ttk._val_or_dict(tk, {}, '-test:3'),
{'test': '3'})
self.assertEqual(ttk._val_or_dict(tk, {}, ('-test', 3)),
{'test': 3})
self.assertEqual(ttk._val_or_dict(tk, {'test': None}, 'x:y'),
'test val')
self.assertEqual(ttk._val_or_dict(tk, {'test': 3}, 'x:y'),
{'test': 3})
def test_convert_stringval(self):

35
Lib/tkinter/ttk.py
View File

@ -272,7 +272,7 @@ def _list_from_statespec(stuple):
it = iter(nval)
return [_flatten(spec) for spec in zip(it, it)]
def _list_from_layouttuple(ltuple):
def _list_from_layouttuple(tk, ltuple):
"""Construct a list from the tuple returned by ttk::layout, this is
somewhat the reverse of _format_layoutlist."""
res = []
@ -293,17 +293,16 @@ def _list_from_layouttuple(ltuple):
indx += 2
if opt == 'children':
if (tkinter._default_root and
not tkinter._default_root.wantobjects()):
val = tkinter._default_root.splitlist(val)
val = _list_from_layouttuple(val)
if not tk.wantobjects():
val = tk.splitlist(val)
val = _list_from_layouttuple(tk, val)
opts[opt] = val
return res
def _val_or_dict(options, func, *args):
"""Format options then call func with args and options and return
def _val_or_dict(tk, options, *args):
"""Format options then call Tk command with args and options and return
the appropriate result.
If no option is specified, a dict is returned. If a option is
@ -311,14 +310,12 @@ def _val_or_dict(options, func, *args):
Otherwise, the function just sets the passed options and the caller
shouldn't be expecting a return value anyway."""
options = _format_optdict(options)
res = func(*(args + options))
res = tk.call(*(args + options))
if len(options) % 2: # option specified without a value, return its value
return res
if tkinter._default_root:
res = tkinter._default_root.splitlist(res)
return _dict_from_tcltuple(res)
return _dict_from_tcltuple(tk.splitlist(res))
def _convert_stringval(value):
"""Converts a value to, hopefully, a more appropriate Python object."""
@ -396,7 +393,7 @@ class Style(object):
a sequence identifying the value for that option."""
if query_opt is not None:
kw[query_opt] = None
return _val_or_dict(kw, self.tk.call, self._name, "configure", style)
return _val_or_dict(self.tk, kw, self._name, "configure", style)
def map(self, style, query_opt=None, **kw):
@ -466,7 +463,7 @@ class Style(object):
lspec = "null" # could be any other word, but this may make sense
# when calling layout(style) later
return _list_from_layouttuple(self.tk.splitlist(
return _list_from_layouttuple(self.tk, self.tk.splitlist(
self.tk.call(self._name, "layout", style, lspec)))
@ -907,7 +904,7 @@ class Notebook(Widget):
options to the corresponding values."""
if option is not None:
kw[option] = None
return _val_or_dict(kw, self.tk.call, self._w, "tab", tab_id)
return _val_or_dict(self.tk, kw, self._w, "tab", tab_id)
def tabs(self):
@ -984,7 +981,7 @@ class Panedwindow(Widget, tkinter.PanedWindow):
Otherwise, sets the options to the corresponding values."""
if option is not None:
kw[option] = None
return _val_or_dict(kw, self.tk.call, self._w, "pane", pane)
return _val_or_dict(self.tk, kw, self._w, "pane", pane)
def sashpos(self, index, newpos=None):
@ -1223,7 +1220,7 @@ class Treeview(Widget, tkinter.XView, tkinter.YView):
Otherwise, sets the options to the corresponding values."""
if option is not None:
kw[option] = None
return _val_or_dict(kw, self.tk.call, self._w, "column", column)
return _val_or_dict(self.tk, kw, self._w, "column", column)
def delete(self, *items):
@ -1282,7 +1279,7 @@ class Treeview(Widget, tkinter.XView, tkinter.YView):
if option is not None:
kw[option] = None
return _val_or_dict(kw, self.tk.call, self._w, 'heading', column)
return _val_or_dict(self.tk, kw, self._w, 'heading', column)
def identify(self, component, x, y):
@ -1361,7 +1358,7 @@ class Treeview(Widget, tkinter.XView, tkinter.YView):
values as given by kw."""
if option is not None:
kw[option] = None
return _val_or_dict(kw, self.tk.call, self._w, "item", item)
return _val_or_dict(self.tk, kw, self._w, "item", item)
def move(self, item, parent, index):
@ -1456,7 +1453,7 @@ class Treeview(Widget, tkinter.XView, tkinter.YView):
values for the given tagname."""
if option is not None:
kw[option] = None
return _val_or_dict(kw, self.tk.call, self._w, "tag", "configure",
return _val_or_dict(self.tk, kw, self._w, "tag", "configure",
tagname)

2
Misc/NEWS
View File

@ -89,6 +89,8 @@ Core and Builtins
Library
-------
- Issue #21402: tkinter.ttk now works when default root window is not set.
- Issue #3015: _tkinter.create() now creates tkapp object with wantobject=1 by
default.