mirror of
https://github.com/python/cpython.git
synced 2024-11-25 19:03:49 +08:00
30 lines
824 B
Python
30 lines
824 B
Python
'Provides "Strip trailing whitespace" under the "Format" menu.'
|
|
|
|
__author__ = "Roger D. Serwy <roger.serwy at gmail.com>"
|
|
|
|
class RstripExtension:
|
|
|
|
menudefs = [
|
|
('format', [None,
|
|
('Strip trailing whitespace', '<<do-rstrip>>'),
|
|
]),]
|
|
|
|
def __init__(self, editwin):
|
|
self.editwin = editwin
|
|
self.editwin.text.bind("<<do-rstrip>>", self.do_rstrip)
|
|
|
|
def do_rstrip(self, event=None):
|
|
|
|
text = self.editwin.text
|
|
undo = self.editwin.undo
|
|
|
|
undo.undo_block_start()
|
|
|
|
end_line = int(float(text.index('end'))) + 1
|
|
for cur in range(1, end_line):
|
|
txt = text.get('%i.0' % cur, '%i.0 lineend' % cur)
|
|
cut = len(txt.rstrip())
|
|
text.delete('%i.%i' % (cur, cut), '%i.0 lineend' % cur)
|
|
|
|
undo.undo_block_stop()
|