def _set_string(path, value, base=win32con.HKEY_CLASSES_ROOT):
"Set a string value in the registry."
win32api.RegSetValue(base,
path,
win32con.REG_SZ,
value)
python类HKEY_CLASSES_ROOT的实例源码
def _get_string(path, base=win32con.HKEY_CLASSES_ROOT):
"Get a string value from the registry."
try:
return win32api.RegQueryValue(base, path)
except win32api.error:
return None
def _remove_key(path, base=win32con.HKEY_CLASSES_ROOT):
"Remove a string from the registry."
try:
win32api.RegDeleteKey(base, path)
except win32api.error, (code, fn, msg):
if code != winerror.ERROR_FILE_NOT_FOUND:
raise win32api.error(code, fn, msg)
def recurse_delete_key(path, base=win32con.HKEY_CLASSES_ROOT):
"""Recursively delete registry keys.
This is needed since you can't blast a key when subkeys exist.
"""
try:
h = win32api.RegOpenKey(base, path)
except win32api.error, (code, fn, msg):
if code != winerror.ERROR_FILE_NOT_FOUND:
raise win32api.error(code, fn, msg)
else:
# parent key found and opened successfully. do some work, making sure
# to always close the thing (error or no).
try:
# remove all of the subkeys
while 1:
try:
subkeyname = win32api.RegEnumKey(h, 0)
except win32api.error, (code, fn, msg):
if code != winerror.ERROR_NO_MORE_ITEMS:
raise win32api.error(code, fn, msg)
break
recurse_delete_key(path + '\\' + subkeyname, base)
# remove the parent key
_remove_key(path, base)
finally:
win32api.RegCloseKey(h)
def GetSubList(self):
# Explicit lookup in the registry.
ret = []
key = win32api.RegOpenKey(win32con.HKEY_CLASSES_ROOT, "TypeLib")
win32ui.DoWaitCursor(1)
try:
num = 0
while 1:
try:
keyName = win32api.RegEnumKey(key, num)
except win32api.error:
break
# Enumerate all version info
subKey = win32api.RegOpenKey(key, keyName)
name = None
try:
subNum = 0
bestVersion = 0.0
while 1:
try:
versionStr = win32api.RegEnumKey(subKey, subNum)
except win32api.error:
break
try:
versionFlt = float(versionStr)
except ValueError:
versionFlt = 0 # ????
if versionFlt > bestVersion:
bestVersion = versionFlt
name = win32api.RegQueryValue(subKey, versionStr)
subNum = subNum + 1
finally:
win32api.RegCloseKey(subKey)
if name is not None:
ret.append(HLIRegisteredTypeLibrary((keyName, versionStr), name))
num = num + 1
finally:
win32api.RegCloseKey(key)
win32ui.DoWaitCursor(0)
ret.sort()
return ret
def RegisterShellCommand(shellCommand, exeCommand, shellUserCommand = None):
# Last param for "Open" - for a .py file to be executed by the command line
# or shell execute (eg, just entering "foo.py"), the Command must be "Open",
# but you may associate a different name for the right-click menu.
# In our case, normally we have "Open=Run"
base = "%s\\Shell" % RegistryIDPyFile
if shellUserCommand:
win32api.RegSetValue(win32con.HKEY_CLASSES_ROOT , base + "\\%s" % (shellCommand), win32con.REG_SZ, shellUserCommand)
win32api.RegSetValue(win32con.HKEY_CLASSES_ROOT , base + "\\%s\\Command" % (shellCommand), win32con.REG_SZ, exeCommand)
def RegisterDDECommand(shellCommand, ddeApp, ddeTopic, ddeCommand):
base = "%s\\Shell" % RegistryIDPyFile
win32api.RegSetValue(win32con.HKEY_CLASSES_ROOT , base + "\\%s\\ddeexec" % (shellCommand), win32con.REG_SZ, ddeCommand)
win32api.RegSetValue(win32con.HKEY_CLASSES_ROOT , base + "\\%s\\ddeexec\\Application" % (shellCommand), win32con.REG_SZ, ddeApp)
win32api.RegSetValue(win32con.HKEY_CLASSES_ROOT , base + "\\%s\\ddeexec\\Topic" % (shellCommand), win32con.REG_SZ, ddeTopic)
def CreateInstance(clsid, reqIID):
"""Create a new instance of the specified IID
The COM framework **always** calls this function to create a new
instance for the specified CLSID. This function looks up the
registry for the name of a policy, creates the policy, and asks the
policy to create the specified object by calling the _CreateInstance_ method.
Exactly how the policy creates the instance is up to the policy. See the
specific policy documentation for more details.
"""
# First see is sys.path should have something on it.
try:
addnPaths = win32api.RegQueryValue(win32con.HKEY_CLASSES_ROOT,
regAddnPath % clsid).split(';')
for newPath in addnPaths:
if newPath not in sys.path:
sys.path.insert(0, newPath)
except win32api.error:
pass
try:
policy = win32api.RegQueryValue(win32con.HKEY_CLASSES_ROOT,
regPolicy % clsid)
policy = resolve_func(policy)
except win32api.error:
policy = DefaultPolicy
try:
dispatcher = win32api.RegQueryValue(win32con.HKEY_CLASSES_ROOT,
regDispatcher % clsid)
if dispatcher: dispatcher = resolve_func(dispatcher)
except win32api.error:
dispatcher = None
if dispatcher:
retObj = dispatcher(policy, None)
else:
retObj = policy(None)
return retObj._CreateInstance_(clsid, reqIID)
def _set_subkeys(keyName, valueDict, base=win32con.HKEY_CLASSES_ROOT):
hkey = win32api.RegCreateKey(base, keyName)
try:
for key, value in valueDict.items():
win32api.RegSetValueEx(hkey, key, None, win32con.REG_SZ, value)
finally:
win32api.RegCloseKey(hkey)
def _set_string(path, value, base=win32con.HKEY_CLASSES_ROOT):
"Set a string value in the registry."
win32api.RegSetValue(base,
path,
win32con.REG_SZ,
value)
def _get_string(path, base=win32con.HKEY_CLASSES_ROOT):
"Get a string value from the registry."
try:
return win32api.RegQueryValue(base, path)
except win32api.error:
return None
def _remove_key(path, base=win32con.HKEY_CLASSES_ROOT):
"Remove a string from the registry."
try:
win32api.RegDeleteKey(base, path)
except win32api.error as xxx_todo_changeme1:
(code, fn, msg) = xxx_todo_changeme1.args
if code != winerror.ERROR_FILE_NOT_FOUND:
raise win32api.error(code, fn, msg)
def recurse_delete_key(path, base=win32con.HKEY_CLASSES_ROOT):
"""Recursively delete registry keys.
This is needed since you can't blast a key when subkeys exist.
"""
try:
h = win32api.RegOpenKey(base, path)
except win32api.error as xxx_todo_changeme2:
(code, fn, msg) = xxx_todo_changeme2.args
if code != winerror.ERROR_FILE_NOT_FOUND:
raise win32api.error(code, fn, msg)
else:
# parent key found and opened successfully. do some work, making sure
# to always close the thing (error or no).
try:
# remove all of the subkeys
while 1:
try:
subkeyname = win32api.RegEnumKey(h, 0)
except win32api.error as xxx_todo_changeme:
(code, fn, msg) = xxx_todo_changeme.args
if code != winerror.ERROR_NO_MORE_ITEMS:
raise win32api.error(code, fn, msg)
break
recurse_delete_key(path + '\\' + subkeyname, base)
# remove the parent key
_remove_key(path, base)
finally:
win32api.RegCloseKey(h)
def GetSubList(self):
# Explicit lookup in the registry.
ret = []
key = win32api.RegOpenKey(win32con.HKEY_CLASSES_ROOT, "TypeLib")
win32ui.DoWaitCursor(1)
try:
num = 0
while 1:
try:
keyName = win32api.RegEnumKey(key, num)
except win32api.error:
break
# Enumerate all version info
subKey = win32api.RegOpenKey(key, keyName)
name = None
try:
subNum = 0
bestVersion = 0.0
while 1:
try:
versionStr = win32api.RegEnumKey(subKey, subNum)
except win32api.error:
break
try:
versionFlt = float(versionStr)
except ValueError:
versionFlt = 0 # ????
if versionFlt > bestVersion:
bestVersion = versionFlt
name = win32api.RegQueryValue(subKey, versionStr)
subNum = subNum + 1
finally:
win32api.RegCloseKey(subKey)
if name is not None:
ret.append(HLIRegisteredTypeLibrary((keyName, versionStr), name))
num = num + 1
finally:
win32api.RegCloseKey(key)
win32ui.DoWaitCursor(0)
ret.sort()
return ret
def FX_GetDefaultEmailClient():
key = win32api.RegOpenKey(win32con.HKEY_CLASSES_ROOT, \
'mailto\\shell\\open\\command', \
0, \
win32con.KEY_READ)
client_str = win32api.RegQueryValue(key, '')
if client_str.find('OUTLOOK') != -1:
return 'OUTLOOK'
return 'FX_UNKNOW'
def EnumTlbs(excludeFlags = 0):
"""Return a list of TypelibSpec objects, one for each registered library.
"""
key = win32api.RegOpenKey(win32con.HKEY_CLASSES_ROOT, "Typelib")
iids = EnumKeys(key)
results = []
for iid, crap in iids:
try:
key2 = win32api.RegOpenKey(key, str(iid))
except win32api.error:
# A few good reasons for this, including "access denied".
continue
for version, tlbdesc in EnumKeys(key2):
major_minor = version.split('.', 1)
if len(major_minor) < 2:
major_minor.append('0')
# For some reason, this code used to assume the values were hex.
# This seems to not be true - particularly for CDO 1.21
# *sigh* - it appears there are no rules here at all, so when we need
# to know the info, we must load the tlb by filename and request it.
# The Resolve() method on the TypelibSpec does this.
# For this reason, keep the version numbers as strings - that
# way we can't be wrong! Let code that really needs an int to work
# out what to do. FWIW, http://support.microsoft.com/kb/816970 is
# pretty clear that they *should* be hex.
major = major_minor[0]
minor = major_minor[1]
key3 = win32api.RegOpenKey(key2, str(version))
try:
# The "FLAGS" are at this point
flags = int(win32api.RegQueryValue(key3, "FLAGS"))
except (win32api.error, ValueError):
flags = 0
if flags & excludeFlags==0:
for lcid, crap in EnumKeys(key3):
try:
lcid = int(lcid)
except ValueError: # not an LCID entry
continue
# Only care about "{lcid}\win32" key - jump straight there.
try:
key4 = win32api.RegOpenKey(key3, "%s\\win32" % (lcid,))
except win32api.error:
continue
try:
dll, typ = win32api.RegQueryValueEx(key4, None)
if typ==win32con.REG_EXPAND_SZ:
dll = win32api.ExpandEnvironmentStrings(dll)
except win32api.error:
dll = None
spec = TypelibSpec(iid, lcid, major, minor, flags)
spec.dll = dll
spec.desc = tlbdesc
spec.ver_desc = tlbdesc + " (" + version + ")"
results.append(spec)
return results
def EnumTlbs(excludeFlags = 0):
"""Return a list of TypelibSpec objects, one for each registered library.
"""
key = win32api.RegOpenKey(win32con.HKEY_CLASSES_ROOT, "Typelib")
iids = EnumKeys(key)
results = []
for iid, crap in iids:
try:
key2 = win32api.RegOpenKey(key, str(iid))
except win32api.error:
# A few good reasons for this, including "access denied".
continue
for version, tlbdesc in EnumKeys(key2):
major_minor = version.split('.', 1)
if len(major_minor) < 2:
major_minor.append('0')
# For some reason, this code used to assume the values were hex.
# This seems to not be true - particularly for CDO 1.21
# *sigh* - it appears there are no rules here at all, so when we need
# to know the info, we must load the tlb by filename and request it.
# The Resolve() method on the TypelibSpec does this.
# For this reason, keep the version numbers as strings - that
# way we can't be wrong! Let code that really needs an int to work
# out what to do. FWIW, http://support.microsoft.com/kb/816970 is
# pretty clear that they *should* be hex.
major = major_minor[0]
minor = major_minor[1]
key3 = win32api.RegOpenKey(key2, str(version))
try:
# The "FLAGS" are at this point
flags = int(win32api.RegQueryValue(key3, "FLAGS"))
except (win32api.error, ValueError):
flags = 0
if flags & excludeFlags==0:
for lcid, crap in EnumKeys(key3):
try:
lcid = int(lcid)
except ValueError: # not an LCID entry
continue
# Only care about "{lcid}\win32" key - jump straight there.
try:
key4 = win32api.RegOpenKey(key3, "%s\\win32" % (lcid,))
except win32api.error:
continue
try:
dll, typ = win32api.RegQueryValueEx(key4, None)
if typ==win32con.REG_EXPAND_SZ:
dll = win32api.ExpandEnvironmentStrings(dll)
except win32api.error:
dll = None
spec = TypelibSpec(iid, lcid, major, minor, flags)
spec.dll = dll
spec.desc = tlbdesc
spec.ver_desc = tlbdesc + " (" + version + ")"
results.append(spec)
return results
def EnumTlbs(excludeFlags = 0):
"""Return a list of TypelibSpec objects, one for each registered library.
"""
key = win32api.RegOpenKey(win32con.HKEY_CLASSES_ROOT, "Typelib")
iids = EnumKeys(key)
results = []
for iid, crap in iids:
try:
key2 = win32api.RegOpenKey(key, str(iid))
except win32api.error:
# A few good reasons for this, including "access denied".
continue
for version, tlbdesc in EnumKeys(key2):
major_minor = version.split('.', 1)
if len(major_minor) < 2:
major_minor.append('0')
# For some reason, this code used to assume the values were hex.
# This seems to not be true - particularly for CDO 1.21
# *sigh* - it appears there are no rules here at all, so when we need
# to know the info, we must load the tlb by filename and request it.
# The Resolve() method on the TypelibSpec does this.
# For this reason, keep the version numbers as strings - that
# way we can't be wrong! Let code that really needs an int to work
# out what to do. FWIW, http://support.microsoft.com/kb/816970 is
# pretty clear that they *should* be hex.
major = major_minor[0]
minor = major_minor[1]
key3 = win32api.RegOpenKey(key2, str(version))
try:
# The "FLAGS" are at this point
flags = int(win32api.RegQueryValue(key3, "FLAGS"))
except (win32api.error, ValueError):
flags = 0
if flags & excludeFlags==0:
for lcid, crap in EnumKeys(key3):
try:
lcid = int(lcid)
except ValueError: # not an LCID entry
continue
# Only care about "{lcid}\win32" key - jump straight there.
try:
key4 = win32api.RegOpenKey(key3, "%s\\win32" % (lcid,))
except win32api.error:
continue
try:
dll, typ = win32api.RegQueryValueEx(key4, None)
if typ==win32con.REG_EXPAND_SZ:
dll = win32api.ExpandEnvironmentStrings(dll)
except win32api.error:
dll = None
spec = TypelibSpec(iid, lcid, major, minor, flags)
spec.dll = dll
spec.desc = tlbdesc
spec.ver_desc = tlbdesc + " (" + version + ")"
results.append(spec)
return results
