68 lines
1.7 KiB
Python
68 lines
1.7 KiB
Python
import os
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import signal
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from ConfigParser import ConfigParser
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import pygtk
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pygtk.require('2.0')
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import gtk
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from shell import Shell
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from sugar import env
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class Session:
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def __init__(self):
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self._activity_processes = {}
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def start(self):
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shell = Shell()
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shell.connect('close', self._shell_close_cb)
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shell.start()
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self._run_activities()
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try:
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gtk.main()
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except KeyboardInterrupt:
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print 'Ctrl+C pressed, exiting...'
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self.shutdown()
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def _run_activities(self):
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base_dirs = []
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base_dirs.append(env.get_activities_dir())
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base_dirs.append(os.path.join(env.get_user_dir(), 'activities'))
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for base_dir in base_dirs:
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if os.path.isdir(base_dir):
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for filename in os.listdir(base_dir):
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activity_dir = os.path.join(base_dir, filename)
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if os.path.isdir(activity_dir):
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self._run_activity(os.path.abspath(activity_dir))
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def _run_activity(self, activity_dir):
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env.add_to_python_path(activity_dir)
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activities = []
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for filename in os.listdir(activity_dir):
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if filename.endswith(".activity"):
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path = os.path.join(activity_dir, filename)
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cp = ConfigParser()
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cp.read([path])
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python_class = cp.get('Activity', "python_class")
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activities.append(python_class)
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for activity in activities:
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args = [ 'python', '-m', activity ]
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pid = os.spawnvp(os.P_NOWAIT, 'python', args)
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self._activity_processes[activity] = pid
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def _shell_close_cb(self, shell):
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self.shutdown()
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def shutdown(self):
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# FIXME Obviously we want to notify the activities to
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# shutt down rather then killing them down forcefully.
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for name in self._activity_processes.keys():
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print 'Shutting down %s' % (name)
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os.kill(self._activity_processes[name], signal.SIGTERM)
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