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gh-103820: IDLE: Do not interpret buttons 4/5 as scrolling on non-X11 (GH-103821)

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Also fix test_mousewheel: do not skip a check which was broken due to incorrect
delta on Aqua and XQuartz, and probably not because of `.update_idletasks()`.
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Christopher Chavez 2024-02-02 04:38:43 -06:00 • committed by GitHub
parent 53339a0ef7
commit d25d4ee60c
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4 changed files with 26 additions and 15 deletions
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24
Lib/idlelib/idle_test/test_sidebar.py
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@ -690,16 +690,22 @@ class ShellSidebarTest(unittest.TestCase):
last_lineno = get_end_linenumber(text)
self.assertIsNotNone(text.dlineinfo(text.index(f'{last_lineno}.0')))
# Scroll up using the <MouseWheel> event.
# The meaning of delta is platform-dependent.
delta = -1 if sys.platform == 'darwin' else 120
sidebar.canvas.event_generate('<MouseWheel>', x=0, y=0, delta=delta)
yield
if sys.platform != 'darwin': # .update_idletasks() does not work.
self.assertIsNone(text.dlineinfo(text.index(f'{last_lineno}.0')))
# Delta for <MouseWheel>, whose meaning is platform-dependent.
delta = 1 if sidebar.canvas._windowingsystem == 'aqua' else 120
# Scroll back down using the <Button-5> event.
sidebar.canvas.event_generate('<Button-5>', x=0, y=0)
# Scroll up.
if sidebar.canvas._windowingsystem == 'x11':
sidebar.canvas.event_generate('<Button-4>', x=0, y=0)
else:
sidebar.canvas.event_generate('<MouseWheel>', x=0, y=0, delta=delta)
yield
self.assertIsNone(text.dlineinfo(text.index(f'{last_lineno}.0')))
# Scroll back down.
if sidebar.canvas._windowingsystem == 'x11':
sidebar.canvas.event_generate('<Button-5>', x=0, y=0)
else:
sidebar.canvas.event_generate('<MouseWheel>', x=0, y=0, delta=-delta)
yield
self.assertIsNotNone(text.dlineinfo(text.index(f'{last_lineno}.0')))