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Code Issues Projects Releases Packages Wiki Activity Actions 8

bpo-34829: Add missing selection_ methods to the Tkinter Spinbox. (GH-9617)

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Implement the methods selection_from(), selection_range(), selection_present()
and selection_to() for Tkinter Spinbox.
This commit is contained in:
Juliette Monsel 2018-10-08 18:29:24 +02:00 • committed by Serhiy Storchaka
parent a8d5e2f255
commit af5658ae93
5 changed files with 82 additions and 0 deletions
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18
Lib/tkinter/__init__.py
View file

@ -3770,6 +3770,24 @@ class Spinbox(Widget, XView):
"""
return self.selection("element", element)
def selection_from(self, index):
"""Set the fixed end of a selection to INDEX."""
self.selection('from', index)
def selection_present(self):
"""Return True if there are characters selected in the spinbox, False
otherwise."""
return self.tk.getboolean(
self.tk.call(self._w, 'selection', 'present'))
def selection_range(self, start, end):
"""Set the selection from START to END (not included)."""
self.selection('range', start, end)
def selection_to(self, index):
"""Set the variable end of a selection to INDEX."""
self.selection('to', index)
###########################################################################
class LabelFrame(Widget):

50
Lib/tkinter/test/test_tkinter/test_widgets.py
View file

@ -377,6 +377,31 @@ class EntryTest(AbstractWidgetTest, unittest.TestCase):
self.checkCommandParam(widget, 'validatecommand')
self.checkCommandParam(widget, 'vcmd')
def test_selection_methods(self):
widget = self.create()
widget.insert(0, '12345')
self.assertFalse(widget.selection_present())
widget.selection_range(0, 'end')
self.assertEqual(widget.selection_get(), '12345')
self.assertTrue(widget.selection_present())
widget.selection_from(1)
widget.selection_to(2)
self.assertEqual(widget.selection_get(), '2')
widget.selection_range(3, 4)
self.assertEqual(widget.selection_get(), '4')
widget.selection_clear()
self.assertFalse(widget.selection_present())
widget.selection_range(0, 'end')
widget.selection_adjust(4)
self.assertEqual(widget.selection_get(), '1234')
widget.selection_adjust(1)
self.assertEqual(widget.selection_get(), '234')
widget.selection_adjust(5)
self.assertEqual(widget.selection_get(), '2345')
widget.selection_adjust(0)
self.assertEqual(widget.selection_get(), '12345')
widget.selection_adjust(0)
@add_standard_options(StandardOptionsTests)
class SpinboxTest(EntryTest, unittest.TestCase):
@ -474,6 +499,31 @@ class SpinboxTest(EntryTest, unittest.TestCase):
self.assertRaises(TypeError, widget.bbox)
self.assertRaises(TypeError, widget.bbox, 0, 1)
def test_selection_methods(self):
widget = self.create()
widget.insert(0, '12345')
self.assertFalse(widget.selection_present())
widget.selection_range(0, 'end')
self.assertEqual(widget.selection_get(), '12345')
self.assertTrue(widget.selection_present())
widget.selection_from(1)
widget.selection_to(2)
self.assertEqual(widget.selection_get(), '2')
widget.selection_range(3, 4)
self.assertEqual(widget.selection_get(), '4')
widget.selection_clear()
self.assertFalse(widget.selection_present())
widget.selection_range(0, 'end')
widget.selection_adjust(4)
self.assertEqual(widget.selection_get(), '1234')
widget.selection_adjust(1)
self.assertEqual(widget.selection_get(), '234')
widget.selection_adjust(5)
self.assertEqual(widget.selection_get(), '2345')
widget.selection_adjust(0)
self.assertEqual(widget.selection_get(), '12345')
widget.selection_adjust(0)
@add_standard_options(StandardOptionsTests)
class TextTest(AbstractWidgetTest, unittest.TestCase):