Scarabaeus

Скарабей

Плагины и события Python. Сделано правильно.

Плагины и типы плагинов

Пример в программе

 import scarabaeus

app_variable = "A text for example"
# Defining a new type of plugin and variables that the plugins of this type should have access to
plugin_type = scarabaeus . PluginType ( name = "Plugin" , shared = { "var" : app_variable }, load_path = "plugins/" )
# Loading all plugin files in the load_path directory
plugin_type . load_all ()

Пример плагина

Файл в plugins/ каталоге

 import scarabaeus

class Plugin ( scarabaeus . Plugin ):
    def __init__ ( self ):
        # This plugin has access to the variable of the app!
        print ( self . var )

События

События в программе

Пример:

 import scarabaeus

event_handler = scarabaeus . EventHandler ( allow_unregistered_events = False )
event_handler . add ( "on_some_event" )


@ event_handler . event ( "on_some_event" )
def some_event_listener ( some_parameter ):
    print ( some_parameter )

event_handler . call ( "on_some_event" , "A text that is going to be printed" )

События и плагины

Eventmanager для плагина

 import scarabaeus

event_handler = scarabaeus . EventHandler ( allow_unregistered_events = False )
event_handler . add ( "on_some_event" )

app_variable = "A text for example"
plugin_type = scarabaeus . PluginType ( name = "Plugin" , shared = { "var" : app_variable }, load_path = "plugins/" , event_handler = event_handler )
plugin_type . load_all ()

event_handler . call ( "on_some_event" , "Some text!" )

В плагинах

 import scarabaeus

class Plugin ( scarabaeus . Plugin ):
    @ scarabaeus . Plugin . event ( "on_some_event" )
    def some_event_listener ( self , some_parameter ):
        print ( some_parameter )