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#!/usr/bin/python | |
from Xlib import X,XK,display | |
import sys,os | |
import gobject | |
class Hotkey: | |
def __init__(self,keystr,action,*args): | |
self.action=action | |
self.args=args | |
self.disp = display.Display() | |
self.root = self.disp.screen().root | |
self.key,self.mask=self.parse_keystr(keystr) | |
self.root.change_attributes(event_mask = X.KeyPressMask) | |
self.root.grab_key(self.key, self.mask,0,X.GrabModeAsync, X.GrabModeAsync) | |
gobject.timeout_add(100,self.next_event) | |
def next_event(self): | |
try: | |
if self.disp.pending_events(): | |
for xev in [self.root.display.next_event() for i in xrange(self.disp.pending_events())]: | |
if xev and xev.type==X.KeyPress and xev.detail==self.key: | |
self.action(*self.args) | |
return True | |
return True | |
except: | |
self.disp.ungrab_keyboard(X.CurrentTime) | |
self.disp.flush() | |
self.root.ungrab_key(X.AnyKey,X.AnyModifier) | |
def parse_keystr(self,keystr): | |
keystr=keystr.replace('<','').lower().split('>') | |
KEY=dict([(key.lower()[3:],self.disp.keysym_to_keycode(val)) for key,val in XK.__dict__.items() if key.startswith('XK_')])[keystr.pop()] | |
if not keystr: | |
MASK=X.AnyModifier | |
else: | |
MASK=0 | |
for val in keystr: | |
MASK=MASK | getattr(X,'%sMask'%val.capitalize()) | |
return (KEY,MASK) |
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