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bpo-33610: Edit idlelib.codecontext (GH-23773)

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Add sentence to module docstring and import tkinter items.
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Terry Jan Reedy 2020-12-15 00:24:01 -05:00 • committed by GitHub
parent c117426bf8
commit 6f79e60b66
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1 changed files with 8 additions and 5 deletions
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13
Lib/idlelib/codecontext.py
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@ -7,11 +7,14 @@
enclosing block. The number of hint lines is determined by the maxlines
variable in the codecontext section of config-extensions.def. Lines which do
not open blocks are not shown in the context hints pane.
For EditorWindows, <<toggle-code-context>> is bound to CodeContext(self).
toggle_code_context_event.
"""
import re
from sys import maxsize as INFINITY
import tkinter
from tkinter import Frame, Text, TclError
from tkinter.constants import NSEW, SUNKEN
from idlelib.config import idleConf
@ -83,7 +86,7 @@ def __del__(self):
if self.t1 is not None:
try:
self.text.after_cancel(self.t1)
except tkinter.TclError: # pragma: no cover
except TclError: # pragma: no cover
pass
self.t1 = None
@ -111,7 +114,7 @@ def toggle_code_context_event(self, event=None):
padx += widget.tk.getint(info['padx'])
padx += widget.tk.getint(widget.cget('padx'))
border += widget.tk.getint(widget.cget('border'))
context = self.context = tkinter.Text(
context = self.context = Text(
self.editwin.text_frame,
height=1,
width=1, # Don't request more than we get.
@ -127,7 +130,7 @@ def toggle_code_context_event(self, event=None):
line_number_colors = idleConf.GetHighlight(idleConf.CurrentTheme(),
'linenumber')
self.cell00 = tkinter.Frame(self.editwin.text_frame,
self.cell00 = Frame(self.editwin.text_frame,
bg=line_number_colors['background'])
self.cell00.grid(row=0, column=0, sticky=NSEW)
menu_status = 'Hide'
@ -221,7 +224,7 @@ def jumptoline(self, event=None):
"""
try:
self.context.index("sel.first")
except tkinter.TclError:
except TclError:
lines = len(self.info)
if lines == 1: # No context lines are showing.
newtop = 1