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# Copyright (c) 2008 Canonical
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# Written by Marc Tardif <marc@interunion.ca>
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# This file is part of Checkbox.
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# Checkbox 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 3 of the License, or
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# (at your option) any later version.
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# Checkbox 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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# You should have received a copy of the GNU General Public License
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# along with Checkbox. If not, see <http://www.gnu.org/licenses/>.
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from gettext import gettext as _
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from checkbox.contrib.glock import GlobalLock, LockAlreadyAcquired
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from checkbox.plugin import Plugin
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class LockPrompt(Plugin):
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required_attributes = ["filename"]
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def register(self, manager):
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super(LockPrompt, self).register(manager)
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self._manager.reactor.call_on("prompt-begin", self.prompt_begin)
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def prompt_begin(self, interface):
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self._lock = GlobalLock(self._config.filename)
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except LockAlreadyAcquired:
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self._manager.reactor.fire("prompt-error", interface,
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_("Another checkbox is running"),
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_("There is another checkbox running. Please close it first."))
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self._manager.reactor.stop_all()