69 lines
2.4 KiB
Python
69 lines
2.4 KiB
Python
# Copyright (C) 2006, Owen Williams.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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import gobject
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import wnck
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from model.homeactivity import HomeActivity
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class HomeModel(gobject.GObject):
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__gsignals__ = {
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'activity-added': (gobject.SIGNAL_RUN_FIRST,
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gobject.TYPE_NONE,
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([gobject.TYPE_PYOBJECT])),
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'activity-removed': (gobject.SIGNAL_RUN_FIRST,
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gobject.TYPE_NONE,
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([gobject.TYPE_PYOBJECT]))
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}
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def __init__(self, bundle_registry):
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gobject.GObject.__init__(self)
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self._activities = {}
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self._bundle_registry = bundle_registry
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screen = wnck.screen_get_default()
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screen.connect('window-opened', self._window_opened_cb)
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screen.connect('window-closed', self._window_closed_cb)
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def __iter__(self):
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return iter(self._activities)
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def __len__(self):
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return len(self._activities)
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def __getitem__(self, i):
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return self._activities[i]
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def _window_opened_cb(self, screen, window):
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if window.get_window_type() == wnck.WINDOW_NORMAL:
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self._add_activity(window)
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def _window_closed_cb(self, screen, window):
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if window.get_window_type() == wnck.WINDOW_NORMAL:
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self._remove_activity(window.get_xid())
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def _add_activity(self, window):
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activity = HomeActivity(self._bundle_registry, window)
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self._activities[window.get_xid()] = activity
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self.emit('activity-added', activity)
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def _remove_activity(self, xid):
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if self._activities.has_key(xid):
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self.emit('activity-removed', self._activities[xid])
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del self._activities[xid]
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