def __init__(self, commandManager, eventManager):
self._cmdExprs = []
self._cmdMgr = commandManager
self._genMgr = concurrency.GeneratorManager(eventManager)
self._qmStartEvents = EventResponderList(eventManager,
"startQuasimode",
self._onQuasimodeStart)
class GeneratorManager( object ):
"""
Responsible for managing generators in a way similar to tasklets
in Stackless Python by iterating the state of all registered
generators on every timer tick.
"""
def __init__( self, eventManager ):
self.__generators = EventResponderList(
eventManager,
"timer",
self.__onTimer
)
@safetyNetted
def __callGenerator( self, generator, keepAlives ):
try:
generator.next()
keepAlives.append( generator )
except StopIteration:
pass
def __onTimer( self, msPassed ):
keepAlives = []
for generator in self.__generators:
self.__callGenerator( generator, keepAlives )
self.__generators[:] = keepAlives
def reset( self ):
self.__generators[:] = []
def add( self, generator ):
self.__generators.append( generator )
class ScriptCommandTracker:
def __init__( self, commandManager, eventManager ):
self._cmdExprs = []
self._cmdMgr = commandManager
self._genMgr = concurrency.GeneratorManager( eventManager )
self._qmStartEvents = EventResponderList(
eventManager,
"startQuasimode",
self._onQuasimodeStart
)
@safetyNetted
def _callHandler( self, handler ):
result = handler()
if isinstance( result, types.GeneratorType ):
self._genMgr.add( result )
def _onQuasimodeStart( self ):
for handler in self._qmStartEvents:
self._callHandler( handler )
def _clearCommands( self ):
for cmdExpr in self._cmdExprs:
self._cmdMgr.unregisterCommand( cmdExpr )
self._cmdExprs = []
self._qmStartEvents[:] = []
self._genMgr.reset()
def _registerCommand( self, cmdObj, cmdExpr ):
try:
self._cmdMgr.registerCommand( cmdExpr, cmdObj )
self._cmdExprs.append( cmdExpr )
except CommandAlreadyRegisteredError:
logging.warn( "Command already registered: %s" % cmdExpr )
def registerNewCommands( self, commandInfoList ):
self._clearCommands()
for info in commandInfoList:
if hasattr( info["func"], "on_quasimode_start" ):
self._qmStartEvents.append( info["func"].on_quasimode_start )
cmd = adapters.makeCommandFromInfo(
info,
ensoapi.EnsoApi(),
self._genMgr
)
self._registerCommand( cmd, info["cmdExpr"] )
class ScriptCommandTracker:
def __init__( self, commandManager, eventManager ):
self._cmdExprs = []
self._cmdMgr = commandManager
self._genMgr = concurrency.GeneratorManager( eventManager )
self._qmStartEvents = EventResponderList(
eventManager,
"startQuasimode",
self._onQuasimodeStart
)
@safetyNetted
def _callHandler( self, handler ):
result = handler()
if isinstance( result, types.GeneratorType ):
self._genMgr.add( result )
def _onQuasimodeStart( self ):
for handler in self._qmStartEvents:
self._callHandler( handler )
def clearCommands( self ):
for cmdExpr in self._cmdExprs:
self._cmdMgr.unregisterCommand( cmdExpr )
self._cmdExprs = []
self._qmStartEvents[:] = []
self._genMgr.reset()
def _registerCommand( self, cmdObj, cmdExpr ):
try:
self._cmdMgr.registerCommand( cmdExpr, cmdObj )
self._cmdExprs.append( cmdExpr )
except CommandAlreadyRegisteredError:
logging.warn( "Command already registered: %s" % cmdExpr )
def registerNewCommands( self, commandInfoList ):
for info in commandInfoList:
if hasattr( info["func"], "on_quasimode_start" ):
self._qmStartEvents.append( info["func"].on_quasimode_start )
cmd = adapters.makeCommandFromInfo(
info,
ensoapi.EnsoApi(),
self._genMgr
)
self._registerCommand( cmd, info["cmdExpr"] )
def __init__( self, commandManager, eventManager ):
self._cmdExprs = []
self._cmdMgr = commandManager
self._genMgr = concurrency.GeneratorManager( eventManager )
self._qmStartEvents = EventResponderList(
eventManager,
"startQuasimode",
self._onQuasimodeStart
)
def __init__(self, eventManager):
self.__generators = EventResponderList(eventManager, "timer",
self.__onTimer)
def __init__( self, eventManager ):
self.__generators = EventResponderList(
eventManager,
"timer",
self.__onTimer
)