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Documentation on the lodel.plugin.interface module

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Roland Haroutiounian 2017-03-24 17:15:18 +01:00
commit bdbb76e10e
1 changed files with 12 additions and 4 deletions
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16
lodel/plugin/interface.py
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@ -1,3 +1,5 @@
## @package lodel.plugin.interface Handles the Interface type plugins
from lodel.context import LodelContext from lodel.context import LodelContext
LodelContext.expose_modules(globals(), { LodelContext.expose_modules(globals(), {
'lodel.plugin.plugins': ['Plugin'], 'lodel.plugin.plugins': ['Plugin'],
@ -5,16 +7,18 @@ LodelContext.expose_modules(globals(), {
'LodelScriptError', 'DatasourcePluginError'], 'LodelScriptError', 'DatasourcePluginError'],
'lodel.validator.validator': ['Validator']}) 'lodel.validator.validator': ['Validator']})
## @brief Global type name used in the settings of Lodel for this type of plugins
_glob_typename = 'ui' _glob_typename = 'ui'
##@brief Handles interfaces plugin ##@brief A plugin Interface
#@note It's a singleton class. Only 1 interface allowed by instance. #@note It's a singleton class. Only 1 interface allowed by instance.
class InterfacePlugin(Plugin): class InterfacePlugin(Plugin):
##@brief Singleton instance storage ## @brief Singleton instance storage
_instance = None _instance = None
## @brief Settings description
_plist_confspecs = { _plist_confspecs = {
'section': 'lodel2', 'section': 'lodel2',
'key': 'interface', 'key': 'interface',
@ -22,16 +26,20 @@ class InterfacePlugin(Plugin):
'validator': Validator( 'validator': Validator(
'plugin', none_is_valid = True, ptype = _glob_typename)} 'plugin', none_is_valid = True, ptype = _glob_typename)}
## @brief plugin type name
_type_conf_name = _glob_typename _type_conf_name = _glob_typename
##
# @param name str : Name of the interface plugin
# @throw PluginError if there is already an interface plugin instanciated
def __init__(self, name): def __init__(self, name):
if InterfacePlugin._instance is not None: if InterfacePlugin._instance is not None:
raise PluginError("Maximum one interface allowed") raise PluginError("Maximum one interface allowed")
super().__init__(name) super().__init__(name)
self._instance = self self._instance = self
##@brief Clear class ## @brief Clears the singleton from its active instance
#@see plugins.Plugin::clear() # @see plugins.Plugin::clear()
@classmethod @classmethod
def clear_cls(cls): def clear_cls(cls):
if cls._instance is not None: if cls._instance is not None: