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| author | Ned Deily <nad@acm.org> | 2015-08-10 03:21:29 (GMT) |
|---|---|---|
| committer | Ned Deily <nad@acm.org> | 2015-08-10 03:21:29 (GMT) |
| commit | 4a3d96cafbceb878e261681c1000811a8478da56 (patch) | |
| tree | 6b5256cb8523dfd2e564d7c026660c78f10b0573 /Lib | |
| parent | 131426ebe34f7781c3ab1e213ed4f521bf7cc2e0 (diff) | |
| download | cpython-4a3d96cafbceb878e261681c1000811a8478da56.zip cpython-4a3d96cafbceb878e261681c1000811a8478da56.tar.gz cpython-4a3d96cafbceb878e261681c1000811a8478da56.tar.bz2 | |
Issue #24745: Prevent IDLE initialization crash with Tk 8.4:
"TkFixedFont" does not exist in 8.4.
Diffstat (limited to 'Lib')
| -rw-r--r-- | Lib/idlelib/configHandler.py | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/Lib/idlelib/configHandler.py b/Lib/idlelib/configHandler.py index db3bcbc..83abad7 100644 --- a/Lib/idlelib/configHandler.py +++ b/Lib/idlelib/configHandler.py @@ -22,6 +22,7 @@ import os import sys from configparser import ConfigParser +from tkinter import TkVersion from tkinter.font import Font, nametofont class InvalidConfigType(Exception): pass @@ -688,13 +689,16 @@ class IdleConf: bold = self.GetOption(configType, section, 'font-bold', default=0, type='bool') if (family == 'TkFixedFont'): - f = Font(name='TkFixedFont', exists=True, root=root) - actualFont = Font.actual(f) - family = actualFont['family'] - size = actualFont['size'] - if size < 0: - size = 10 # if font in pixels, ignore actual size - bold = actualFont['weight']=='bold' + if TkVersion < 8.5: + family = 'Courier' + else: + f = Font(name='TkFixedFont', exists=True, root=root) + actualFont = Font.actual(f) + family = actualFont['family'] + size = actualFont['size'] + if size < 0: + size = 10 # if font in pixels, ignore actual size + bold = actualFont['weight']=='bold' return (family, size, 'bold' if bold else 'normal') def LoadCfgFiles(self): |