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comparison frontends/src/jp/cmd_blog.py @ 1893:4f252b72b193

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jp (blog/preview): change watch for IN_MOVE_SELF event, needed at least for Emacs
author Goffi <goffi@goffi.org>
date Mon, 07 Mar 2016 19:43:02 +0100
parents 7b9cdde29d8b
children 116a55865364
comparison
equal deleted inserted replaced
1892:8a5b178ff28b 1893:4f252b72b193
443 open_cb() 443 open_cb()
444 i = inotify.adapters.Inotify(block_duration_s=60) # no need for 1 s duraction, inotify drive actions here 444 i = inotify.adapters.Inotify(block_duration_s=60) # no need for 1 s duraction, inotify drive actions here
445 445
446 def add_watch(): 446 def add_watch():
447 i.add_watch(self.content_file_path, mask=inotify.constants.IN_CLOSE_WRITE | 447 i.add_watch(self.content_file_path, mask=inotify.constants.IN_CLOSE_WRITE |
448 inotify.constants.IN_DELETE_SELF) 448 inotify.constants.IN_DELETE_SELF |
449 inotify.constants.IN_MOVE_SELF)
449 add_watch() 450 add_watch()
450 451
451 try: 452 try:
452 for event in i.event_gen(): 453 for event in i.event_gen():
453 if event is not None: 454 if event is not None:
454 self.disp(u"Content updated", 1) 455 self.disp(u"Content updated", 1)
455 if "IN_DELETE_SELF" in event[1]: 456 if {"IN_DELETE_SELF", "IN_MOVE_SELF"}.intersection(event[1]):
456 self.disp(u"IN_DELETE_SELF event catched, changing the watch", 2) 457 self.disp(u"{} event catched, changing the watch".format(", ".join(event[1])), 2)
457 add_watch() 458 try:
459 add_watch()
460 except InotifyError:
461 # if the new file is not here yet we can have an error
462 # as a workaround, we do a little rest
463 time.sleep(1)
464 add_watch()
458 self.updateContent() 465 self.updateContent()
459 update_cb() 466 update_cb()
460 except InotifyError: 467 except InotifyError:
461 self.disp(u"Can't catch inotify events, as the file been deleted?", error=True) 468 self.disp(u"Can't catch inotify events, as the file been deleted?", error=True)
462 finally: 469 finally: