def set_default_keymap(self):
""" assign a default keymap based on the current X11 server keymap
sets up the translation tables so we can lookup keys without
setting a client keymap.
"""
if not self.enabled:
return
with xsync:
clean_keyboard_state()
#keycodes:
keycode_to_keynames = get_keycode_mappings()
self.keycode_translation = {}
#prefer keycodes that don't use the lowest level+mode:
default_for_keyname = {}
for keycode, keynames in keycode_to_keynames.items():
for i, keyname in enumerate(keynames):
self.keycode_translation[(keyname, i)] = keycode
if keyname in DEBUG_KEYSYMS:
log.info("set_default_keymap: %s=%s", (keyname, i),
keycode)
kd = default_for_keyname.get(keyname)
if kd is None or kd[1] > i:
default_for_keyname[keyname] = (keycode, i)
for keyname, kd in default_for_keyname.items():
keycode = kd[0]
self.keycode_translation[keyname] = keycode
if keyname in DEBUG_KEYSYMS:
log.info("set_default_keymap: %s=%s", keyname, keycode)
self.add_gtk_keynames()
log("set_default_keymap: keycode_translation=%s",
self.keycode_translation)
#modifiers:
self.keynames_for_mod = {}
#ie: {'control': [(37, 'Control_L'), (105, 'Control_R')], ...}
mod_mappings = X11Keyboard.get_modifier_mappings()
log("set_default_keymap: using modifier mappings=%s", mod_mappings)
for modifier, mappings in mod_mappings.items():
keynames = []
for m in mappings: #ie: (37, 'Control_L'), (105, 'Control_R')
if len(m) == 2:
keynames.append(m[1]) #ie: 'Control_L'
self.keynames_for_mod[modifier] = set(keynames)
self.compute_modifier_keynames()
self.compute_client_modifier_keycodes()
log("set_default_keymap: keynames_for_mod=%s",
self.keynames_for_mod)
log("set_default_keymap: keycodes_for_modifier_keynames=%s",
self.keycodes_for_modifier_keynames)
log("set_default_keymap: modifier_map=%s", self.modifier_map)
self.update_keycode_mappings()
def update_keycode_mappings(self):
self.keycode_mappings = get_keycode_mappings()