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Code Issues Projects Releases Packages Wiki Activity Actions 13

bpo-33610: IDLE's code-context always shows current context immediately (GH-14821)

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Eliminate delay of up to 100ms and accompanying visual artifact.
Fix bug of never showing context when hide and show.
This commit is contained in:
Tal Einat 2019-07-18 23:03:18 +03:00 • committed by Terry Jan Reedy
parent 323842c279
commit e0a1f8fb5c
3 changed files with 22 additions and 7 deletions
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11
Lib/idlelib/codecontext.py
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@ -63,10 +63,13 @@ class CodeContext:
"""
self.editwin = editwin
self.text = editwin.text
self._reset()
def _reset(self):
self.context = None
self.t1 = None
self.topvisible = 1
self.info = [(0, -1, "", False)]
self.t1 = None
@classmethod
def reload(cls):
@ -112,17 +115,17 @@ class CodeContext:
padx=padx, border=border, relief=SUNKEN, state='disabled')
self.update_highlight_colors()
self.context.bind('<ButtonRelease-1>', self.jumptoline)
# Get the current context and initiate the recurring update event.
self.timer_event()
# Pack the context widget before and above the text_frame widget,
# thus ensuring that it will appear directly above text_frame.
self.context.pack(side=TOP, fill=X, expand=False,
before=self.editwin.text_frame)
menu_status = 'Hide'
self.t1 = self.text.after(self.UPDATEINTERVAL, self.timer_event)
else:
self.context.destroy()
self.context = None
self.text.after_cancel(self.t1)
self.t1 = None
self._reset()
menu_status = 'Show'
self.editwin.update_menu_label(menu='options', index='* Code Context',
label=f'{menu_status} Code Context')