Delete .venv directory
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# Xlib.error -- basic error classes
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#
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# Copyright (C) 2000 Peter Liljenberg <petli@ctrl-c.liu.se>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# Xlib modules
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from Xlib import X
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# Xlib.protocol modules
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from Xlib.protocol import rq
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class DisplayError(Exception):
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def __init__(self, display):
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self.display = display
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def __str__(self):
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return 'Display error "%s"' % self.display
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class DisplayNameError(DisplayError):
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def __str__(self):
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return 'Bad display name "%s"' % self.display
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class DisplayConnectionError(DisplayError):
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def __init__(self, display, msg):
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self.display = display
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self.msg = msg
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def __str__(self):
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return 'Can\'t connect to display "%s": %s' % (self.display, self.msg)
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class ConnectionClosedError(Exception):
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def __init__(self, whom):
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self.whom = whom
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def __str__(self):
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return 'Display connection closed by %s' % self.whom
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class XauthError(Exception): pass
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class XNoAuthError(Exception): pass
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class ResourceIDError(Exception): pass
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class XError(rq.GetAttrData, Exception):
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_fields = rq.Struct( rq.Card8('type'), # Always 0
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rq.Card8('code'),
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rq.Card16('sequence_number'),
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rq.Card32('resource_id'),
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rq.Card16('minor_opcode'),
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rq.Card8('major_opcode'),
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rq.Pad(21)
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)
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def __init__(self, display, data):
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self._data, data = self._fields.parse_binary(data, display, rawdict = 1)
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def __str__(self):
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s = []
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for f in ('code', 'resource_id', 'sequence_number',
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'major_opcode', 'minor_opcode'):
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s.append('%s = %s' % (f, self._data[f]))
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return '%s: %s' % (self.__class__, ', '.join(s))
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class XResourceError(XError):
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_fields = rq.Struct( rq.Card8('type'), # Always 0
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rq.Card8('code'),
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rq.Card16('sequence_number'),
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rq.Resource('resource_id'),
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rq.Card16('minor_opcode'),
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rq.Card8('major_opcode'),
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rq.Pad(21)
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)
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class BadRequest(XError): pass
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class BadValue(XError): pass
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class BadWindow(XResourceError): pass
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class BadPixmap(XResourceError): pass
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class BadAtom(XError): pass
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class BadCursor(XResourceError): pass
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class BadFont(XResourceError): pass
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class BadMatch(XError): pass
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class BadDrawable(XResourceError): pass
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class BadAccess(XError): pass
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class BadAlloc(XError): pass
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class BadColor(XResourceError): pass
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class BadGC(XResourceError): pass
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class BadIDChoice(XResourceError): pass
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class BadName(XError): pass
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class BadLength(XError): pass
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class BadImplementation(XError): pass
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xerror_class = {
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X.BadRequest: BadRequest,
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X.BadValue: BadValue,
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X.BadWindow: BadWindow,
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X.BadPixmap: BadPixmap,
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X.BadAtom: BadAtom,
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X.BadCursor: BadCursor,
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X.BadFont: BadFont,
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X.BadMatch: BadMatch,
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X.BadDrawable: BadDrawable,
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X.BadAccess: BadAccess,
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X.BadAlloc: BadAlloc,
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X.BadColor: BadColor,
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X.BadGC: BadGC,
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X.BadIDChoice: BadIDChoice,
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X.BadName: BadName,
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X.BadLength: BadLength,
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X.BadImplementation: BadImplementation,
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}
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class CatchError:
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def __init__(self, *errors):
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self.error_types = errors
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self.error = None
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self.request = None
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def __call__(self, error, request):
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if self.error_types:
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for etype in self.error_types:
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if isinstance(error, etype):
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self.error = error
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self.request = request
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return 1
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return 0
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else:
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self.error = error
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self.request = request
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return 1
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def get_error(self):
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return self.error
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def get_request(self):
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return self.request
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def reset(self):
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self.error = None
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self.request = None
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