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bpo-34275: Make IDLE calltips always visible on Mac. (GH-8639)

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Some MacOS-tk combinations need .update_idletasks().
The call is both unneeded and innocuous on Linux and Windows.
Patch by Kevin Waltzer.
(cherry picked from commit 9beaef6225)

Co-authored-by: Terry Jan Reedy <tjreedy@udel.edu>
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Miss Islington (bot) 2018-08-02 20:39:36 -07:00 • committed by GitHub
parent 34f59a7a78
commit ffd6364745
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1
Lib/idlelib/calltip_w.py
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@ -72,6 +72,7 @@ def showtip(self, text, parenleft, parenright):
background="#ffffe0", relief=SOLID, borderwidth=1,
font = self.widget['font'])
self.label.pack()
tw.update_idletasks()
tw.lift() # work around bug in Tk 8.5.18+ (issue #24570)
self.checkhideid = self.widget.bind(CHECKHIDE_VIRTUAL_EVENT_NAME,

2
Misc/NEWS.d/next/IDLE/2018-08-02-22-16-42.bpo-34275.Iu0d7t.rst Normal file
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@ -0,0 +1,2 @@
Make IDLE calltips always visible on Mac. Some MacOS-tk combinations need
.update_idletasks(). Patch by Kevin Walzer.