fenrir/src/fenrir-package/core/inputManager.py
2016-07-12 16:51:26 +02:00

93 lines
3.4 KiB
Python

#!/bin/python
import evdev
from evdev import InputDevice
from select import select
class inputManager():
def __init__(self):
self.devices = map(evdev.InputDevice, (evdev.list_devices()))
self.devices = {dev.fd: dev for dev in self.devices}
#for dev in self.devices.values(): print(dev)
def getKeyPressed(self, environment):
r, w, x = select(self.devices, [], [])
currShortcut = environment['input']['currShortcut']
if r != []:
for fd in r:
for event in self.devices[fd].read():
if event.type == evdev.ecodes.EV_KEY:
if event.value != 0:
currShortcut[str(event.code)] = event.value
else:
try:
del(currShortcut[str(event.code)])
except:
pass
environment['input']['currShortcut'] = currShortcut
environment['input']['currShortcutString'] = self.getShortcutString(environment)
return environment
def getShortcutString(self, environment):
if environment['input']['currShortcut'] == {}:
return ''
currShortcutStringList = []
for key in environment['input']['currShortcut']:
currShortcutStringList.append("%s-%s" % (environment['input']['currShortcut'][key], key))
currShortcutStringList = sorted(currShortcutStringList)
return str(currShortcutStringList)[1:-1].replace(" ","").replace("'","")
def loadShortcuts(self, environment, kbConfigPath='../../config/keyboard/desktop.kb'):
kbConfig = open(kbConfigPath,"r")
while(True):
line = kbConfig.readline()
if not line:
break
line = line.replace('\n','')
if line.replace(" ","").startswith("#"):
continue
if line.split('#')[0].count("=") != 1:
continue
sepLine = line.split('#')[0].split('=')
commandString = sepLine[1]
keys = sepLine[0].replace(" ","").split(',')
currShortcut = []
validKeyString = True
for key in keys:
if len(key) < 3:
validKeyString = False
break
if not key[0] in ['0','1','2']:
validKeyString = False
break
if key[1] != '-':
validKeyString = False
break
if key[2:] != '':
keyInt = self.getCodeForKeyID(key[2:])
else:
validKeyString = False
break
if keyInt == 0:
validKeyString = False
break
if not validKeyString:
break
else:
currShortcut.append(key[0] + '-' + str(keyInt))
if validKeyString:
keyString = ''
for k in sorted(currShortcut):
if keyString != '':
keyString += ','
keyString += k
environment['bindings'][keyString] = commandString
kbConfig.close()
return environment
def getCodeForKeyID(self, keyID):
try:
return evdev.ecodes.ecodes[keyID.upper()]
except:
return 0