1 #!/usr/bin/env python3

     2 # -*- coding: utf-8 -*-

     3 

     4 import sys

     5 sys.path.append('..')

     6 

     7 from tuikit.events import Emitter, KeyboardEvent

     8 

     9 class A(Emitter):

    10     def __init__(self):

    11         self.add_events('keypress', KeyboardEvent)

    12 

    13     def on_keypress(self, ev):

    14         """A"""

    15         print('A on', ev.keyname, self)

    16 

    17     def after_keypress(self, ev):

    18         """A"""

    19         print('A after', ev.keyname, self)

    20 

    21 

    22 class B(A):

    23     def __init__(self):

    24         super().__init__()

    25 

    26     def on_keypress(self, ev):

    27         """B"""

    28         print('B on', ev.keyname, self)

    29         #return True

    30 

    31     def after_keypress(self, ev):

    32         """B"""

    33         print('B after', ev.keyname, self)

    34 

    35 

    36 class C(B):

    37     def __init__(self):

    38         super().__init__()

    39 

    40 

    41 def on_keypress(ev):

    42     """global"""

    43     print('global on', ev.keyname)

    44 

    45 

    46 def after_keypress(ev):

    47     """global"""

    48     print('global after', ev.keyname)

    49 

    50 

    51 if __name__ == '__main__':

    52     c = C()

    53     c.add_handler('keypress', after_keypress, last=True)

    54     c.add_handler('keypress', on_keypress)

    55 

    56     for x in c._event_handlers['keypress']:

    57         print(x, x.__doc__)

    58 

    59     print()

    60     c.emit('keypress', keyname='XKey', char=None)

    61