| '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() |
