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bpo-33610: Edit idlelib.codecontext (GH-23773) (GH-23775)

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Add sentence to module docstring and import tkinter items.
(cherry picked from commit 6f79e60b66)

Co-authored-by: Terry Jan Reedy <tjreedy@udel.edu>
This commit is contained in:
Miss Islington (bot) 2020-12-15 04:51:56 -08:00 • committed by GitHub
parent 9d1fff1fcd
commit 99d37a0ee8
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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 enclosing block. The number of hint lines is determined by the maxlines
variable in the codecontext section of config-extensions.def. Lines which do variable in the codecontext section of config-extensions.def. Lines which do
not open blocks are not shown in the context hints pane. 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 import re
from sys import maxsize as INFINITY from sys import maxsize as INFINITY
import tkinter from tkinter import Frame, Text, TclError
from tkinter.constants import NSEW, SUNKEN from tkinter.constants import NSEW, SUNKEN
from idlelib.config import idleConf from idlelib.config import idleConf
@ -83,7 +86,7 @@ def __del__(self):
if self.t1 is not None: if self.t1 is not None:
try: try:
self.text.after_cancel(self.t1) self.text.after_cancel(self.t1)
except tkinter.TclError: # pragma: no cover except TclError: # pragma: no cover
pass pass
self.t1 = None 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(info['padx'])
padx += widget.tk.getint(widget.cget('padx')) padx += widget.tk.getint(widget.cget('padx'))
border += widget.tk.getint(widget.cget('border')) border += widget.tk.getint(widget.cget('border'))
context = self.context = tkinter.Text( context = self.context = Text(
self.editwin.text_frame, self.editwin.text_frame,
height=1, height=1,
width=1, # Don't request more than we get. 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(), line_number_colors = idleConf.GetHighlight(idleConf.CurrentTheme(),
'linenumber') 'linenumber')
self.cell00 = tkinter.Frame(self.editwin.text_frame, self.cell00 = Frame(self.editwin.text_frame,
bg=line_number_colors['background']) bg=line_number_colors['background'])
self.cell00.grid(row=0, column=0, sticky=NSEW) self.cell00.grid(row=0, column=0, sticky=NSEW)
menu_status = 'Hide' menu_status = 'Hide'
@ -221,7 +224,7 @@ def jumptoline(self, event=None):
""" """
try: try:
self.context.index("sel.first") self.context.index("sel.first")
except tkinter.TclError: except TclError:
lines = len(self.info) lines = len(self.info)
if lines == 1: # No context lines are showing. if lines == 1: # No context lines are showing.
newtop = 1 newtop = 1