kmk-paintbrush/kmk/extensions/__init__.py

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class InvalidExtensionEnvironment(Exception):
pass
class Extension:
_enabled = True
def enable(self, keyboard):
self._enabled = True
self.on_runtime_enable(keyboard)
def disable(self, keyboard):
self._enabled = False
self.on_runtime_disable(keyboard)
# The below methods should be implemented by subclasses
def on_runtime_enable(self, keyboard):
raise NotImplementedError
def on_runtime_disable(self, keyboard):
raise NotImplementedError
def during_bootup(self, keyboard):
raise NotImplementedError
def before_matrix_scan(self, keyboard):
'''
Return value will be injected as an extra matrix update
'''
raise NotImplementedError
def after_matrix_scan(self, keyboard):
'''
Return value will be replace matrix update if supplied
'''
raise NotImplementedError
def before_hid_send(self, keyboard):
raise NotImplementedError
def after_hid_send(self, keyboard):
raise NotImplementedError
def on_powersave_enable(self, keyboard):
raise NotImplementedError
def on_powersave_disable(self, keyboard):
raise NotImplementedError
def deinit(self, keyboard):
pass