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#!/usr/bin/env python
# Uzbl sample event manager
#
# 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, either version 3 of the License, or
# (at your option) any later version.
#
# 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, see <http://www.gnu.org/licenses/>.
'''
The Python Event Manager
========================
Sample event manager written in python
Usage
====
uzbl | <path to event_manager.py>
'''
import sys
import os
# config dir. needed for bindings config
if 'XDG_CONFIG_HOME' in os.environ.keys() and os.environ['XDG_CONFIG_HOME']:
CONFIG_DIR = os.path.join(os.environ['XDG_CONFIG_HOME'], 'uzbl/')
else:
CONFIG_DIR = os.path.join(os.environ['HOME'], '.config/uzbl/')
# Default config
config = {
'uzbl_fifo': '',
'verbose': True,
} # End of config dictionary.
# buffer for building up commands
keycmd = ''
_SCRIPTNAME = os.path.basename(sys.argv[0])
def echo(msg):
'''Prints only if the verbose flag has been set.'''
if config['verbose']:
sys.stderr.write("%s: %s\n" % (_SCRIPTNAME, msg))
def error(msg):
'''Prints error message and exits.'''
sys.stderr.write("%s: error: %s\n" % (_SCRIPTNAME, msg))
sys.exit(1)
def fifo(msg):
'''Writes commands to uzbl's fifo, if the fifo path is known'''
echo ('Fifo msg: ' + msg + '(fifo path: ' + config['uzbl_fifo'] + ')')
if config['uzbl_fifo']:
fd = os.open(config['uzbl_fifo'], os.O_WRONLY)
os.write(fd, msg)
os.close(fd)
def submit_keycmd():
'''Sends the updated keycmd to uzbl, which can render it and stuff'''
fifo ('set keycmd = ' + keycmd)
def main():
'''Main function.'''
echo ("Init eventhandler")
for line in sys.stdin:
line = line.strip()
data = line.partition('EVENT ')
if (data[0] == ""):
line = data[2]
echo ("Got event: " + line)
data = line.partition(' ')
event_name = data[0]
event_data = data[2]
else:
echo ("Non-event: " + line)
continue
if (event_name == 'FIFO_SET'):
config['uzbl_fifo'] = event_data.split()[-1]
elif (event_name == 'KEY_PRESS'):
# todo: keep a table of pressed modkeys. do we work with Mod[1-4] here or Alt_L and such?
key = event_data.split()[-1]
if (key == 'Escape'):
keycmd = ''
submit_keycmd
elif (event_name == 'KEY_RELEASE'):
#todo : update table of pressed modkeys
submit_keycmd
if __name__ == "__main__":
main()
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