def close_window(self):
"""close the window corresponding to this frame
**NOTE:** The owner must call the frame's cleanup method before
calling this method to close the actual GUI frame
**INPUTS**
*none*
**OUTPUTS**
*none*
"""
if not self.closing:
# this should never happen, but if it does, report the error and make
# the best of it
msg = 'frame received close_window without prior cleanup\n'
debug.critical_warning(msg)
# this is diagnostic information associated with the critical warning,
# not a trace, so it should always be printed
# debug.print_call_stack()
self.cleanup()
debug.trace('WaxFrameBase.close_window', 'calling self.Close')
self.Close()
def close_window(self):
"""close the window corresponding to this frame
**NOTE:** The owner must call the frame's cleanup method before
calling this method to close the actual GUI frame
**INPUTS**
*none*
**OUTPUTS**
*none*
"""
if not self.closing:
# this should never happen, but if it does, report the error and make
# the best of it
msg = 'frame received close_window without prior cleanup\n'
debug.critical_warning(msg)
# this is diagnostic information associated with the critical warning,
# not a trace, so it should always be printed
# debug.print_call_stack()
self.cleanup()
debug.trace('WaxFrameBase.close_window', 'calling self.Close')
self.Close()
def contents_cbk(self, text):
"""External editor invokes that callback to inform VoiceCode
of the buffer contents.
**INPUTS**
STR *text* -- Text to be inserted
**OUTPUTS**
*none* --
"""
if self._not_cached('get_text'):
# if we don't have the buffer contents cached, we don't know what text
# was replaced, so we can't create a reverse diff, and all our previous
# change_history is invalid
debug.trace('SourceBuffWithDiffs.contents_cbk',
'not cached')
# if the text isn't cached, then the stacks should already be clear,
# but just for good measure
self.clear_stacks()
if self.undoing:
# this should REALLY never happen, but if it does,
# there is no good way to handle it
msg = 'WARNING: SourceBuffWithDiffs.contents_cbk called\n'
msg = msg + 'while undoing changes, with NO CACHED TEXT.\n'
msg = msg +'. Please report this as a bug\n'
debug.critical_warning(msg)
SourceBuffCached.contents_cbk(self, text)
return
# otherwise, treat this as an insert callback
start, end, change = \
find_difference.find_difference(self.cache['get_text'], text)
self.insert_cbk(range = (start, end), text = change)
def cleanup(self):
"""method to cleanup circular references by cleaning up
any children, and then removing the reference to the parent
**INPUTS**
*none*
**OUTPUTS**
*none*
"""
# debug.trace_call_stack('OwnerObject.cleanup')
self.remove_other_references()
debug.trace('OwnerObject.cleanup', 'after remove_other_references')
reversed_names = self.owned_objects
reversed_names.reverse()
msg_prefix = 'Warning: while cleaning up %s,\nunable to cleanup ' \
% repr(self)
for name in reversed_names:
if self.__dict__.has_key(name):
attribute = self.__dict__[name]
debug.trace(
'OwnerObject.cleanup',
'cleanup %s with value %s' % (name, repr(attribute)))
if attribute == None:
continue
if type(attribute) == types.ListType:
rr = range(len(attribute))
rr.reverse()
for i in rr:
error_msg = self._cleanup_object(attribute[i])
if error_msg != None:
error_msg = 'element %d of attribute %s\n%s\n' \
% (i, name, error_msg)
debug.critical_warning(msg_prefix + error_msg)
else:
del attribute[i]
elif type(attribute) == types.DictType:
sorted = attribute.keys()
sorted.sort()
for key in sorted:
error_msg = self._cleanup_object(attribute[key])
if error_msg != None:
error_msg = 'value for key %s of attribute %s\n%s\n' \
% (str(key), name, error_msg)
debug.critical_warning(msg_prefix + error_msg)
else:
del attribute[key]
elif (type(attribute) == types.InstanceType
or debug.isinstance_of_some_class(attribute)):
error_msg = self._cleanup_object(attribute)
if error_msg != None:
error_msg = 'attribute %s\n%s\n' \
% (name, error_msg)
debug.critical_warning(msg_prefix + error_msg)
else:
del self.__dict__[name]
else:
error_msg = 'because it is not an object, ' \
+ 'but has type %s' % (type(attribute))
error_msg = 'attribute %s\n%s\n' \
% (name, error_msg)
debug.critical_warning(msg_prefix + error_msg)
del self.__dict__[name]
else:
error_msg = 'because the attribute does not exist\n'
error_msg = 'attribute %s\n%s' \
% (name, error_msg)
debug.critical_warning(msg_prefix + error_msg)
for grandparent in self.grandparents:
if self.__dict__.has_key(grandparent):
del self.__dict__[grandparent]
if self.parent_name != None \
and self.__dict__.has_key(self.parent_name):
del self.__dict__[self.parent_name]
debug.trace('OwnerObject.cleanup',
'cleanup of %s finished' % repr(self))
def cleanup(self):
"""method to cleanup circular references by cleaning up
any children, and then removing the reference to the parent
**INPUTS**
*none*
**OUTPUTS**
*none*
"""
# debug.trace_call_stack('OwnerObject.cleanup')
self.remove_other_references()
debug.trace('OwnerObject.cleanup', 'after remove_other_references')
reversed_names = self.owned_objects
reversed_names.reverse()
msg_prefix = 'Warning: while cleaning up %s,\nunable to cleanup ' \
% repr(self)
for name in reversed_names:
if self.__dict__.has_key(name):
attribute = self.__dict__[name]
debug.trace('OwnerObject.cleanup',
'cleanup %s with value %s' % (name, repr(attribute)))
if attribute == None:
continue
if type(attribute) == types.ListType:
rr = range(len(attribute))
rr.reverse()
for i in rr:
error_msg = self._cleanup_object(attribute[i])
if error_msg != None:
error_msg = 'element %d of attribute %s\n%s\n' \
% (i, name, error_msg)
debug.critical_warning(msg_prefix + error_msg)
else:
del attribute[i]
elif type(attribute) == types.DictType:
sorted = attribute.keys()
sorted.sort()
for key in sorted:
error_msg = self._cleanup_object(attribute[key])
if error_msg != None:
error_msg = 'value for key %s of attribute %s\n%s\n' \
% (str(key), name, error_msg)
debug.critical_warning(msg_prefix + error_msg)
else:
del attribute[key]
elif (type(attribute) == types.InstanceType or
debug.isinstance_of_some_class(attribute)):
error_msg = self._cleanup_object(attribute)
if error_msg != None:
error_msg = 'attribute %s\n%s\n' \
% (name, error_msg)
debug.critical_warning(msg_prefix + error_msg)
else:
del self.__dict__[name]
else:
error_msg = 'because it is not an object, ' \
+ 'but has type %s' % (type(attribute))
error_msg = 'attribute %s\n%s\n' \
% (name, error_msg)
debug.critical_warning(msg_prefix + error_msg)
del self.__dict__[name]
else:
error_msg = 'because the attribute does not exist\n'
error_msg = 'attribute %s\n%s' \
% (name, error_msg)
debug.critical_warning(msg_prefix + error_msg)
for grandparent in self.grandparents:
if self.__dict__.has_key(grandparent):
del self.__dict__[grandparent]
if self.parent_name != None \
and self.__dict__.has_key(self.parent_name):
del self.__dict__[self.parent_name]
debug.trace('OwnerObject.cleanup', 'cleanup of %s finished' % repr(self))
