Python code coverage for Lib/plat-mac/argvemulator.py

#	count	content
1	n/a	"""argvemulator - create sys.argv from OSA events. Used by applets that
2	n/a	want unix-style arguments.
3	n/a	"""
4	n/a
5	n/a	from warnings import warnpy3k
6	n/a	warnpy3k("In 3.x, the argvemulator module is removed.", stacklevel=2)
7	n/a
8	n/a	import sys
9	n/a	import traceback
10	n/a	from Carbon import AE
11	n/a	from Carbon.AppleEvents import *
12	n/a	from Carbon import Evt
13	n/a	from Carbon import File
14	n/a	from Carbon.Events import *
15	n/a	import aetools
16	n/a
17	n/a	class ArgvCollector:
18	n/a
19	n/a	"""A minimal FrameWork.Application-like class"""
20	n/a
21	n/a	def __init__(self):
22	n/a	self.quitting = 0
23	n/a	# Remove the funny -psn_xxx_xxx argument
24	n/a	if len(sys.argv) > 1 and sys.argv[1][:4] == '-psn':
25	n/a	del sys.argv[1]
26	n/a
27	n/a	AE.AEInstallEventHandler(kCoreEventClass, kAEOpenApplication, self.__runapp)
28	n/a	AE.AEInstallEventHandler(kCoreEventClass, kAEOpenDocuments, self.__openfiles)
29	n/a
30	n/a	def close(self):
31	n/a	AE.AERemoveEventHandler(kCoreEventClass, kAEOpenApplication)
32	n/a	AE.AERemoveEventHandler(kCoreEventClass, kAEOpenDocuments)
33	n/a
34	n/a	def mainloop(self, mask = highLevelEventMask, timeout = 1*60):
35	n/a	# Note: this is not the right way to run an event loop in OSX or even
36	n/a	# "recent" versions of MacOS9. This is however code that has proven
37	n/a	# itself.
38	n/a	stoptime = Evt.TickCount() + timeout
39	n/a	while not self.quitting and Evt.TickCount() < stoptime:
40	n/a	self._dooneevent(mask, timeout)
41	n/a
42	n/a	if not self.quitting:
43	n/a	print "argvemulator: timeout waiting for arguments"
44	n/a
45	n/a	self.close()
46	n/a
47	n/a	def _dooneevent(self, mask = highLevelEventMask, timeout = 1*60):
48	n/a	got, event = Evt.WaitNextEvent(mask, timeout)
49	n/a	if got:
50	n/a	self._lowlevelhandler(event)
51	n/a
52	n/a	def _lowlevelhandler(self, event):
53	n/a	what, message, when, where, modifiers = event
54	n/a	h, v = where
55	n/a	if what == kHighLevelEvent:
56	n/a	try:
57	n/a	AE.AEProcessAppleEvent(event)
58	n/a	except AE.Error, err:
59	n/a	msg = "High Level Event: %r %r" % (hex(message), hex(h \| (v<<16)))
60	n/a	print 'AE error: ', err
61	n/a	print 'in', msg
62	n/a	traceback.print_exc()
63	n/a	return
64	n/a	else:
65	n/a	print "Unhandled event:", event
66	n/a
67	n/a
68	n/a	def _quit(self):
69	n/a	self.quitting = 1
70	n/a
71	n/a	def __runapp(self, requestevent, replyevent):
72	n/a	self._quit()
73	n/a
74	n/a	def __openfiles(self, requestevent, replyevent):
75	n/a	try:
76	n/a	listdesc = requestevent.AEGetParamDesc(keyDirectObject, typeAEList)
77	n/a	for i in range(listdesc.AECountItems()):
78	n/a	aliasdesc = listdesc.AEGetNthDesc(i+1, typeAlias)[1]
79	n/a	alias = File.Alias(rawdata=aliasdesc.data)
80	n/a	fsref = alias.FSResolveAlias(None)[0]
81	n/a	pathname = fsref.as_pathname()
82	n/a	sys.argv.append(pathname)
83	n/a	except Exception, e:
84	n/a	print "argvemulator.py warning: can't unpack an open document event"
85	n/a	import traceback
86	n/a	traceback.print_exc()
87	n/a
88	n/a	self._quit()
89	n/a
90	n/a	if __name__ == '__main__':
91	n/a	ArgvCollector().mainloop()
92	n/a	print "sys.argv=", sys.argv