vcs.maemo.org Git - ejpi/blob - src/libraries/recipes/gtk_utils.py

   1 #!/usr/bin/env python
   2
   3
   4 from __future__ import with_statement
   5
   6 import contextlib
   7 import functools
   8 import math
   9
  10 import gobject
  11 import gtk
  12 import gtk.glade
  13
  14
  15 def make_idler(func):
  16         """
  17         Decorator that makes a generator-function into a function that will continue execution on next call
  18
  19         >>> import misc
  20         >>> misc.validate_decorator(make_idler)
  21
  22         """
  23         a = []
  24
  25         @functools.wraps(func)
  26         def decorated_func(*args, **kwds):
  27                 if not a:
  28                         a.append(func(*args, **kwds))
  29                 try:
  30                         a[0].next()
  31                         return True
  32                 except StopIteration:
  33                         del a[:]
  34                         return False
  35
  36         return decorated_func
  37
  38
  39 @contextlib.contextmanager
  40 def gtk_critical_section():
  41         #The API changed and I hope these are the right calls
  42         gtk.gdk.threads_enter()
  43         yield
  44         gtk.gdk.threads_leave()
  45
  46
  47 if __name__ == "__main__":
  48         #gtk.gdk.threads_init()
  49         pass