test-tutorial-framework/solvable/src/event_handler_main.py

from tornado.ioloop import IOLoop

from tfw.components import WebideEventHandler, TerminadoEventHandler, ProcessManagingEventHandler, BashMonitor
from tfw.components import TerminalCommands
from tfw.networking import MessageSender, TFWServerConnector
from tfw.config import TFWENV
from tfw.config.logs import logging

LOG = logging.getLogger(__name__)


def cenator(history):
    LOG.debug('User executed command: "%s"', history[-1])
    MessageSender().send('JOHN CENA', 'You\'ve executed "{}"'.format(history[-1]))


class TestCommands(TerminalCommands):
    def command_selectdir(self, *args):
        TFWServerConnector().send_to_eventhandler('webide',
                                                  {'data': {'command': 'selectdir',
                                                            'directory': args[0]}})

    def command_trigger(self, *args):
        TFWServerConnector().send('selectdir_needs_no_key',
                                  {'trigger': args[0]})

    def command_togglenext(self, *args):
        if not hasattr(self, 'togglenext_visible'):
            self.togglenext_visible = True
        TFWServerConnector().send('messagecontrol',
                                  {'data': {'command': 'showbutton',
                                            'next_visibility': self.togglenext_visible}})
        self.togglenext_visible = not self.togglenext_visible


if __name__ == '__main__':
    # pylint: disable=invalid-name
    ide = WebideEventHandler(key='webide', allowed_directories=[TFWENV.WEBIDE_WD],
                             directory=TFWENV.WEBIDE_WD, exclude=['*.pyc'])
    terminado = TerminadoEventHandler(key='shell', monitor=BashMonitor(TFWENV.HISTFILE))
    terminado.historymonitor.subscribe_callback(cenator)
    commands = TestCommands()
    terminado.historymonitor.subscribe_callback(commands.callback)
    processmanager = ProcessManagingEventHandler(key='processmanager', dirmonitor=ide.monitor)

    eventhandlers = {ide, terminado, processmanager}
    try:
        IOLoop.instance().start()
    finally:
        for eh in eventhandlers:
            eh.cleanup()