118 lines
4.6 KiB
Python
118 lines
4.6 KiB
Python
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# -*- coding: utf-8 -*-
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#*****************************************************************************
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# Copyright (C) 2003-2006 Gary Bishop.
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# Copyright (C) 2006 Jorgen Stenarson. <jorgen.stenarson@bostream.nu>
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#
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# Distributed under the terms of the BSD License. The full license is in
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# the file COPYING, distributed as part of this software.
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#*****************************************************************************
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# table for translating virtual keys to X windows key symbols
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try:
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set
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except NameError:
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from sets import Set as set
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validkey =set(['cancel', 'backspace', 'tab', 'clear',
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'return', 'shift_l', 'control_l', 'alt_l',
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'pause', 'caps_lock', 'escape', 'space',
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'prior', 'next', 'end', 'home',
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'left', 'up', 'right', 'down',
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'select', 'print', 'execute', 'snapshot',
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'insert', 'delete', 'help', 'f1',
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'f2', 'f3', 'f4', 'f5',
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'f6', 'f7', 'f8', 'f9',
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'f10', 'f11', 'f12', 'f13',
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'f14', 'f15', 'f16', 'f17',
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'f18', 'f19', 'f20', 'f21',
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'f22', 'f23', 'f24', 'num_lock',
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'scroll_lock', 'vk_apps', 'vk_processkey','vk_attn',
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'vk_crsel', 'vk_exsel', 'vk_ereof', 'vk_play',
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'vk_zoom', 'vk_noname', 'vk_pa1', 'vk_oem_clear',
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'numpad0', 'numpad1', 'numpad2', 'numpad3',
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'numpad4', 'numpad5', 'numpad6', 'numpad7',
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'numpad8', 'numpad9', 'divide', 'multiply',
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'add', 'subtract', 'vk_decimal'])
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escape_sequence_to_special_key={"\\e[a":"up","\\e[b":"down","del":"delete"}
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class KeyPress(object):
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def __init__(self,char="",shift=False,control=False,meta=False,keyname=""):
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if control or meta or shift:
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char=char.upper()
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self.info=dict(char=char,
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shift=shift,
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control=control,
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meta=meta,
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keyname=keyname)
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def create(name):
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def get(self):
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return self.info[name]
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def set(self,value):
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self.info[name]=value
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return property(get,set)
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char=create("char")
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shift=create("shift")
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control=create("control")
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meta=create("meta")
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keyname=create("keyname")
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def __repr__(self):
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return "(%s,%s,%s,%s)"%self.tuple()
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def tuple(self):
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if self.keyname:
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return (self.control,self.meta,self.shift,self.keyname)
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else:
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if self.control or self.meta or self.shift:
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return (self.control,self.meta,self.shift,self.char.upper())
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else:
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return (self.control,self.meta,self.shift,self.char)
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def make_KeyPress_from_keydescr(keydescr):
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keyinfo=KeyPress()
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if len(keydescr)>2 and keydescr[:1]=='"' and keydescr[-1:]=='"':
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keydescr=keydescr[1:-1]
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while 1:
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lkeyname = keydescr.lower()
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if lkeyname.startswith('control-'):
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keyinfo.control = True
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keydescr = keydescr[8:]
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elif lkeyname.startswith('ctrl-'):
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keyinfo.control = True
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keydescr = keydescr[5:]
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elif keydescr.lower().startswith('\\c-'):
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keyinfo.control = True
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keydescr = keydescr[3:]
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elif keydescr.lower().startswith('\\m-'):
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keyinfo.meta = True
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keydescr = keydescr[3:]
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elif keydescr in escape_sequence_to_special_key:
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keydescr = escape_sequence_to_special_key[keydescr]
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elif lkeyname.startswith('meta-'):
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keyinfo.meta = True
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keydescr = keydescr[5:]
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elif lkeyname.startswith('alt-'):
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keyinfo.meta = True
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keydescr = keydescr[4:]
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elif lkeyname.startswith('shift-'):
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keyinfo.shift = True
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keydescr = keydescr[6:]
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else:
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if len(keydescr) > 1:
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if keydescr.strip().lower() in validkey:
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keyinfo.keyname=keydescr.strip().lower()
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keyinfo.char=""
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else:
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raise IndexError("Not a valid key: '%s'"%keydescr)
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else:
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keyinfo.char=keydescr
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return keyinfo
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if __name__=="__main__":
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import startup
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