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import xml.dom.minidom
import enigma
from Tools.XMLTools import elementsWithTag
from keyids import KEYIDS;
# these are only informational (for help)...
from Tools.KeyBindings import addKeyBinding
def readKeymap(filename = "/usr/share/enigma2/keymap.xml"):
p = enigma.eActionMap.getInstance()
assert p
source = open(filename)
try:
dom = xml.dom.minidom.parse(source)
except:
raise "keymap %s not well-formed." % filename
keymap = dom.childNodes[0]
maps = elementsWithTag(keymap.childNodes, "map")
for cmap in maps:
context = str(cmap.getAttribute("context"))
assert context != "", "map must have context"
def parseKeys(device, keys):
for x in elementsWithTag(keys.childNodes, "key"):
mapto = str(x.getAttribute("mapto"))
id = x.getAttribute("id")
flags = x.getAttribute("flags")
flag_ascii_to_id = lambda x: {'m':1,'b':2,'r':4}[x]
# try:
flags = sum(map(flag_ascii_to_id, flags))
# print "-> " + str(flags)
# except:
# raise str("%s: illegal flags '%s' specificed in context %s, id '%s'" % (filename, flags, context, id))
assert mapto != "", "%s: must specify mapto in context %s, id '%s'" % (filename, context, id)
assert id != "", "%s: must specify id in context %s, mapto '%s'" % (filename, context, mapto)
assert flags != 0, "%s: must specify at least one flag in context %s, id '%s'" % (filename, context, id)
if len(id) == 1:
keyid = ord(id) | 0x8000
elif id[0] == '\\':
if id[1] == 'x':
keyid = int(id[2:], 0x10) | 0x8000
elif id[1] == 'd':
keyid = int(id[2:]) | 0x8000
else:
raise "key id '" + str(id) + "' is neither hex nor dec"
else:
try:
keyid = KEYIDS[id]
except:
raise "key id '" + str(id) + "' is illegal"
# print context + "::" + mapto + " -> " + device + "." + hex(keyid)
p.bindKey(filename, device, keyid, flags, context, mapto)
addKeyBinding(filename, keyid, context, mapto)
parseKeys("generic", cmap)
for device in elementsWithTag(cmap.childNodes, "device"):
parseKeys(str(device.getAttribute("name")), device)
def removeKeymap(filename):
p = enigma.eActionMap.getInstance()
p.unbindKeyDomain(filename)
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