156 lines
3.5 KiB
Python
156 lines
3.5 KiB
Python
"""StandardFile compatability module: implement macfs StandardFile
|
|
API calls with Navigation Services"""
|
|
import macfs
|
|
import struct
|
|
import Res
|
|
try:
|
|
import Nav
|
|
except ImportError:
|
|
Nav = None
|
|
|
|
_curfolder = None
|
|
_movablemodal = 1
|
|
|
|
def _mktypelist(typelist):
|
|
if not typelist:
|
|
return None
|
|
data = 'Pyth' + struct.pack("hh", 0, len(typelist))
|
|
for type in typelist:
|
|
data = data+type
|
|
return Res.Handle(data)
|
|
|
|
def _StandardGetFile(*typelist):
|
|
return apply(_PromptGetFile, (None,)+typelist)
|
|
|
|
def _PromptGetFile(prompt, *typelist):
|
|
args = {}
|
|
flags = 0x56
|
|
typehandle = _mktypelist(typelist)
|
|
if typehandle:
|
|
args['typeList'] = typehandle
|
|
else:
|
|
flags = flags | 0x01
|
|
if prompt:
|
|
args['message'] = prompt
|
|
args['preferenceKey'] = 'PyMC'
|
|
if _movablemodal:
|
|
args['eventProc'] = None
|
|
args['dialogOptionFlags'] = flags
|
|
_handleSetFolder(args)
|
|
try:
|
|
rr = Nav.NavChooseFile(args)
|
|
good = 1
|
|
except Nav.error, arg:
|
|
if arg[0] != -128: # userCancelledErr
|
|
raise Nav.error, arg
|
|
good = 0
|
|
fss = macfs.FSSpec(':cancelled')
|
|
else:
|
|
fss = rr.selection[0]
|
|
## if typehandle:
|
|
## typehandle.DisposeHandle()
|
|
return fss, good
|
|
|
|
def _StandardPutFile(prompt, default=None):
|
|
args = {}
|
|
flags = 0x07
|
|
if prompt:
|
|
args['message'] = prompt
|
|
args['preferenceKey'] = 'PyMC'
|
|
if _movablemodal:
|
|
args['eventProc'] = None
|
|
if default:
|
|
args['savedFileName'] = default
|
|
args['dialogOptionFlags'] = flags
|
|
_handleSetFolder(args)
|
|
try:
|
|
rr = Nav.NavPutFile(args)
|
|
good = 1
|
|
except Nav.error, arg:
|
|
if arg[0] != -128: # userCancelledErr
|
|
raise Nav.error, arg
|
|
good = 0
|
|
fss = macfs.FSSpec(':cancelled')
|
|
else:
|
|
fss = rr.selection[0]
|
|
return fss, good
|
|
|
|
def _SetFolder(folder):
|
|
global _curfolder
|
|
if _curfolder:
|
|
rv = _curfolder
|
|
else:
|
|
rv = None
|
|
_curfolder = macfs.FSSpec(folder)
|
|
return rv
|
|
|
|
def _handleSetFolder(args):
|
|
global _curfolder
|
|
if not _curfolder:
|
|
return
|
|
import aepack
|
|
fss = macfs.FSSpec(_curfolder)
|
|
aedesc = aepack.pack(fss)
|
|
args['defaultLocation'] = aedesc
|
|
_curfolder = None
|
|
|
|
def _GetDirectory(prompt=None):
|
|
args = {}
|
|
flags = 0x17
|
|
if prompt:
|
|
args['message'] = prompt
|
|
args['preferenceKey'] = 'PyMC'
|
|
if _movablemodal:
|
|
args['eventProc'] = None
|
|
args['dialogOptionFlags'] = flags
|
|
_handleSetFolder(args)
|
|
try:
|
|
rr = Nav.NavChooseFolder(args)
|
|
good = 1
|
|
except Nav.error, arg:
|
|
if arg[0] != -128: # userCancelledErr
|
|
raise Nav.error, arg
|
|
good = 0
|
|
fss = macfs.FSSpec(':cancelled')
|
|
else:
|
|
fss = rr.selection[0]
|
|
return fss, good
|
|
|
|
def _install():
|
|
macfs.StandardGetFile = StandardGetFile
|
|
macfs.PromptGetFile = PromptGetFile
|
|
macfs.StandardPutFile = StandardPutFile
|
|
macfs.SetFolder = SetFolder
|
|
macfs.GetDirectory = GetDirectory
|
|
|
|
if Nav and Nav.NavServicesAvailable():
|
|
StandardGetFile = _StandardGetFile
|
|
PromptGetFile = _PromptGetFile
|
|
StandardPutFile = _StandardPutFile
|
|
SetFolder = _SetFolder
|
|
GetDirectory = _GetDirectory
|
|
_install()
|
|
else:
|
|
from macfs import StandardGetFile, PromptGetFile, StandardPutFile, SetFolder, GetDirectory
|
|
|
|
|
|
if __name__ == '__main__':
|
|
print 'Testing StandardGetFile'
|
|
fss, ok = StandardGetFile()
|
|
print '->', fss, ok
|
|
print 'Testing StandardGetFile("TEXT")'
|
|
fss, ok = StandardGetFile("TEXT")
|
|
print '->', fss, ok
|
|
print 'Testing PromptGetFile'
|
|
fss, ok = PromptGetFile("prompt")
|
|
print '->', fss, ok
|
|
print 'Testing StandardPutFile("the prompt", "default")'
|
|
fss, ok = StandardPutFile("the prompt", "default")
|
|
print '->', fss, ok
|
|
print 'Testing GetDirectory("another prompt")'
|
|
fss, ok = GetDirectory("Another prompt")
|
|
print '->', fss, ok
|
|
import sys
|
|
sys.exit(1)
|
|
|