openmedialibrary_platform_w.../Lib/site-packages/pythonwin/pywin/mfc/object.py
2016-04-14 21:54:42 +02:00

55 lines
1.8 KiB
Python

# MFC base classes.
import sys
import win32ui
class Object:
def __init__(self, initObj = None):
self.__dict__['_obj_'] = initObj
# self._obj_ = initObj
if initObj is not None: initObj.AttachObject(self)
def __del__(self):
self.close()
def __getattr__(self, attr): # Make this object look like the underlying win32ui one.
# During cleanup __dict__ is not available, causing recursive death.
if not attr.startswith('__'):
try:
o = self.__dict__['_obj_']
if o is not None:
return getattr(o, attr)
# Only raise this error for non "internal" names -
# Python may be calling __len__, __nonzero__, etc, so
# we dont want this exception
if attr[0]!= '_' and attr[-1] != '_':
raise win32ui.error("The MFC object has died.")
except KeyError:
# No _obj_ at all - dont report MFC object died when there isnt one!
pass
raise AttributeError(attr)
def OnAttachedObjectDeath(self):
# print "object", self.__class__.__name__, "dieing"
self._obj_ = None
def close(self):
if '_obj_' in self.__dict__:
if self._obj_ is not None:
self._obj_.AttachObject(None)
self._obj_ = None
class CmdTarget(Object):
def __init__(self, initObj):
Object.__init__(self, initObj)
def HookNotifyRange(self, handler, firstID, lastID):
oldhandlers = []
for i in range(firstID, lastID + 1):
oldhandlers.append(self.HookNotify(handler, i))
return oldhandlers
def HookCommandRange(self, handler, firstID, lastID):
oldhandlers = []
for i in range(firstID, lastID + 1):
oldhandlers.append(self.HookCommand(handler, i))
return oldhandlers
def HookCommandUpdateRange(self, handler, firstID, lastID):
oldhandlers = []
for i in range(firstID, lastID + 1):
oldhandlers.append(self.HookCommandUpdate(handler, i))
return oldhandlers