mirror of
https://github.com/MCV-Software/TWBlue.git
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59 lines
1.8 KiB
Python
59 lines
1.8 KiB
Python
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from main import KeyboardHandler
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import threading
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import thread
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import pyatspi
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def parse(s):
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"""parse a string like control+f into (modifier, key).
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Unknown modifiers will return ValueError."""
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m = 0
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lst = s.split('+')
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if not len(lst): return (0, s)
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#Are these right?
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d = {
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"shift": 1<<pyatspi.MODIFIER_SHIFT,
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"control": 1<<pyatspi.MODIFIER_CONTROL,
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"alt": 1<<pyatspi.MODIFIER_ALT,
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"win":1<<pyatspi.MODIFIER_META3,
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}
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for item in lst:
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if item in d:
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m|=d[item]
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lst.remove(item)
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#end if
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if len(lst) > 1: #more than one key, parse error
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raise ValueError, 'unknown modifier %s' % lst[0]
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return (m, lst[0].lower())
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class AtspiThread(threading.Thread):
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def run(self):
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pyatspi.Registry.registerKeystrokeListener(handler, kind=(pyatspi.KEY_PRESSED_EVENT,),
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mask=pyatspi.allModifiers())
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pyatspi.Registry.start()
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#the keys we registered
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keys = {}
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def handler(e):
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m,k = e.modifiers,e.event_string.lower()
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#not sure why we can't catch control+f. Try to fix it.
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if (not e.is_text) and e.id >= 97 <= 126:
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k = chr(e.id)
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if (m,k) not in keys: return False
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thread.start_new(keys[(m,k)], ())
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return True #don't pass it on
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class LinuxKeyboardHandler(KeyboardHandler):
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def __init__(self, *args, **kwargs):
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KeyboardHandler.__init__(self, *args, **kwargs)
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t = AtspiThread()
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t.start()
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def register_key(self, key, function):
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"""key will be a string, such as control+shift+f.
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We need to convert that, using parse_key,
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into modifier and key to put into our dictionary."""
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#register key so we know if we have it on event receive.
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t = parse(key)
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keys[t] = function
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#if we got this far, the key is valid.
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KeyboardHandler.register_key(self, key, function)
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def unregister_key (self, key, function):
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KeyboardHandler.unregister_key(self, key, function)
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del keys[parse(key)]
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