Tidy up keybindings.py for pylint ease
This commit is contained in:
parent
b7661b005b
commit
1a88613904
|
@ -1,9 +1,33 @@
|
|||
#!/usr/bin/python
|
||||
# Terminator - multiple gnome terminals in one window
|
||||
# Copyright (C) 2006-2008 cmsj@tenshu.net
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or modify
|
||||
# it under the terms of the GNU General Public License as published by
|
||||
# the Free Software Foundation, version 2 only.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software
|
||||
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
|
||||
import re, gtk
|
||||
import terminatorlib.config
|
||||
"""Terminator by Chris Jones <cmsj@tenshu.net>
|
||||
|
||||
Validator and functions for dealing with Terminator's customisable
|
||||
keyboard shortcuts.
|
||||
|
||||
"""
|
||||
|
||||
import re
|
||||
import gtk
|
||||
from terminatorlib.config import err
|
||||
|
||||
class KeymapError(Exception):
|
||||
"""Custom exception for errors in keybinding configurations"""
|
||||
def __init__(self, value):
|
||||
Exception.__init__(self, value)
|
||||
self.value = value
|
||||
|
@ -12,8 +36,9 @@ class KeymapError(Exception):
|
|||
def __str__(self):
|
||||
return "Keybinding '%s' invalid: %s" % (self.action, self.value)
|
||||
|
||||
Modifier = re.compile('<([^<]+)>')
|
||||
MODIFIER = re.compile('<([^<]+)>')
|
||||
class TerminatorKeybindings:
|
||||
"""Class to handle loading and lookup of Terminator keybindings"""
|
||||
|
||||
modifiers = {
|
||||
'ctrl': gtk.gdk.CONTROL_MASK,
|
||||
|
@ -23,16 +48,21 @@ class TerminatorKeybindings:
|
|||
}
|
||||
|
||||
empty = {}
|
||||
keys = None
|
||||
_masks = None
|
||||
_lookup = None
|
||||
|
||||
def __init__(self):
|
||||
self.keymap = gtk.gdk.keymap_get_default()
|
||||
self.configure({})
|
||||
|
||||
def configure(self, bindings):
|
||||
"""Accept new bindings and reconfigure with them"""
|
||||
self.keys = bindings
|
||||
self.reload()
|
||||
|
||||
def reload(self):
|
||||
"""Parse bindings and mangle into an appropriate form"""
|
||||
self._lookup = {}
|
||||
self._masks = 0
|
||||
for action, bindings in self.keys.items():
|
||||
|
@ -47,9 +77,9 @@ class TerminatorKeybindings:
|
|||
keyval, mask = self._parsebinding(binding)
|
||||
# Does much the same, but with poorer error handling.
|
||||
#keyval, mask = gtk.accelerator_parse(binding)
|
||||
except KeymapError, e:
|
||||
e.action = action
|
||||
raise e
|
||||
except KeymapError, ex:
|
||||
ex.action = action
|
||||
raise ex
|
||||
else:
|
||||
if mask & gtk.gdk.SHIFT_MASK:
|
||||
if keyval == gtk.keysyms.Tab:
|
||||
|
@ -67,12 +97,13 @@ class TerminatorKeybindings:
|
|||
self._masks |= mask
|
||||
|
||||
def _parsebinding(self, binding):
|
||||
"""Parse an individual binding using gtk's binding function"""
|
||||
mask = 0
|
||||
modifiers = re.findall(Modifier, binding)
|
||||
modifiers = re.findall(MODIFIER, binding)
|
||||
if modifiers:
|
||||
for modifier in modifiers:
|
||||
mask |= self._lookup_modifier(modifier)
|
||||
key = re.sub(Modifier, '', binding)
|
||||
key = re.sub(MODIFIER, '', binding)
|
||||
if key == '':
|
||||
raise KeymapError('No key found')
|
||||
keyval = gtk.gdk.keyval_from_name(key)
|
||||
|
@ -81,16 +112,22 @@ class TerminatorKeybindings:
|
|||
return (keyval, mask)
|
||||
|
||||
def _lookup_modifier(self, modifier):
|
||||
"""Map modifier names to gtk values"""
|
||||
try:
|
||||
return self.modifiers[modifier.lower()]
|
||||
except KeyError:
|
||||
raise KeymapError("Unhandled modifier '<%s>'" % modifier)
|
||||
|
||||
def lookup(self, event):
|
||||
"""Translate a keyboard event into a mapped key"""
|
||||
try:
|
||||
keyval, egroup, level, consumed = self.keymap.translate_keyboard_state(event.hardware_keycode, event.state & ~gtk.gdk.LOCK_MASK, event.group)
|
||||
keyval, egroup, level, consumed = self.keymap.translate_keyboard_state(
|
||||
event.hardware_keycode,
|
||||
event.state & ~gtk.gdk.LOCK_MASK,
|
||||
event.group)
|
||||
except TypeError:
|
||||
err ("keybindings.lookup failed to translate keyboard event: %s"%dir(event))
|
||||
err ("keybindings.lookup failed to translate keyboard event: %s" %
|
||||
dir(event))
|
||||
return None
|
||||
mask = (event.state & ~consumed) & self._masks
|
||||
return self._lookup.get(mask, self.empty).get(keyval, None)
|
||||
|
|
|
@ -1,7 +1,7 @@
|
|||
#!/usr/bin/python
|
||||
|
||||
from terminatorlib.config import dbg,err,Defaults,TerminatorConfValuestoreRC
|
||||
from terminatorlib.keybindings import TerminatorKeybindings,Modifier
|
||||
from terminatorlib.keybindings import TerminatorKeybindings
|
||||
from terminatorlib.version import APP_NAME, APP_VERSION
|
||||
from terminatorlib import translation
|
||||
|
||||
|
|
Loading…
Reference in New Issue