terminator/terminatorlib/plugins/save_last_session_layout.py

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import os
import signal
import sys
# Fix imports when testing this file directly
if __name__ == '__main__':
sys.path.append( os.path.join(os.path.dirname(__file__), "../.."))
from terminatorlib.config import Config
import terminatorlib.plugin as plugin
from terminatorlib.util import get_config_dir, err, dbg, gerr
from terminatorlib.terminator import Terminator
from terminatorlib import util
# AVAILABLE must contain a list of all the classes that you want exposed
AVAILABLE = ['SaveLastSessionLayout']
class SaveLastSessionLayout(plugin.Plugin):
capabilities = ['session']
config = None
conf_file = os.path.join(get_config_dir(),"save_last_session_cwd")
conf_sessions = []
emit_close_count = 0
def __init__(self):
dbg("SaveLastSessionLayout Init")
self.connect_signals()
#not used, but capability can be used to load automatically
def load_session_layout(self, debugtab=False, widget=None, cwd=None, metadata=None, profile=None):
dbg("SaveLastSessionLayout load layout")
terminator = Terminator()
util.spawn_new_terminator(terminator.origcwd, ['-u', '-l', 'SaveLastSessionLayout'])
def save_session_layout(self, debugtab=False, widget=None, cwd=None, metadata=None, profile=None):
config = Config()
terminator = Terminator()
current_layout = terminator.describe_layout(save_cwd = True)
dbg("SaveLastSessionLayout: save layout(%s)" % current_layout)
res = config.replace_layout("SaveLastSessionLayout", current_layout)
if (not res):
r = config.add_layout("SaveLastSessionLayout", current_layout)
config.save()
return True
def signal_handler(self,signum, frame):
signame = signal.Signals(signum).name
dbg('signal handler called:signal %s (%s)' %
(signame, signum))
self.save_session_layout()
def connect_signals(self):
dbg("SaveLastSessionLayout connect_signals")
signal.signal(signal.SIGTERM, self.signal_handler)
signal.signal(signal.SIGCHLD, self.signal_handler)
signal.signal(signal.SIGHUP, self.signal_handler)
n = 0
for term in Terminator().terminals:
dbg("SaveLastSessionLayout connect_signals to term num:(%d)" % n)
n = n + 1
# event close-term works, and does not require an additional
# event but has a race condition when
# there is only one terminal we are unable to get the
# describe_layout section
#term.connect('close-term', self.close, None)
term.connect('pre-close-term', self.close, None)
#Can connect signal from terminal
#term.connect('load-layout', self.load_session_layout, None)
def close(self, term, event, arg1 = None):
if (self.emit_close_count == 0):
self.emit_close_count = self.emit_close_count + 1
self.save_session_layout("", "")