diff options
| -rw-r--r-- | Mac/Lib/toolbox/aetools.py | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/Mac/Lib/toolbox/aetools.py b/Mac/Lib/toolbox/aetools.py index 72e5475..41b7f24 100644 --- a/Mac/Lib/toolbox/aetools.py +++ b/Mac/Lib/toolbox/aetools.py @@ -29,6 +29,8 @@ import MacOS from aetypes import * from aepack import pack, unpack, coerce, AEDescType +Error = 'aetools.Error' + # Special code to unpack an AppleEvent (which is *not* a disguised record!) # Note by Jack: No??!? If I read the docs correctly it *is*.... @@ -105,35 +107,49 @@ def enumsubst(arguments, key, edict): def decodeerror(arguments): """Create the 'best' argument for a raise MacOS.Error""" errn = arguments['errn'] - errarg = (errn, MacOS.GetErrorString(errn)) + errarg = (errn, ) if arguments.has_key('errs'): errarg = errarg + (arguments['errs'],) if arguments.has_key('erob'): errarg = errarg + (arguments['erob'],) + if len(errarg) == 1: + errarg = errarg + ('Server returned error code %d'%errn, ) return errarg class TalkTo: """An AE connection to an application""" - def __init__(self, signature): + def __init__(self, signature, start=0): """Create a communication channel with a particular application. Addressing the application is done by specifying either a 4-byte signature, an AEDesc or an object that will __aepack__ to an AEDesc. """ + self.target_signature = None if type(signature) == AEDescType: self.target = signature elif type(signature) == InstanceType and hasattr(signature, '__aepack__'): self.target = signature.__aepack__() elif type(signature) == StringType and len(signature) == 4: self.target = AE.AECreateDesc(AppleEvents.typeApplSignature, signature) + self.target_signature = signature else: raise TypeError, "signature should be 4-char string or AEDesc" self.send_flags = AppleEvents.kAEWaitReply self.send_priority = AppleEvents.kAENormalPriority self.send_timeout = AppleEvents.kAEDefaultTimeout - + if start: + self.start() + + def start(self): + """Start the application, if it is not running yet""" + import findertools + import macfs + + fss = macfs.FindApplication(self.target_signature) + findertools.launch(fss) + def newevent(self, code, subcode, parameters = {}, attributes = {}): """Create a complete structure for an apple event""" @@ -177,7 +193,7 @@ class TalkTo: _reply, _arguments, _attributes = self.send(_code, _subcode, _arguments, _attributes) if _arguments.has_key('errn'): - raise MacOS.Error, decodeerror(_arguments) + raise Error, decodeerror(_arguments) if _arguments.has_key('----'): return _arguments['----'] |