fabd601f49
Sometimes only the .desktop filename distinguishes between applications, so now the tooltip will list that filename
125 lines
4.6 KiB
Python
Executable File
125 lines
4.6 KiB
Python
Executable File
#!/usr/bin/python2
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#
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# The Qubes OS Project, http://www.qubes-os.org
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#
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# Copyright (C) 2011 Marek Marczykowski <marmarek@mimuw.edu.pl>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (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 Lesser General Public License along
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# with this program; if not, see <http://www.gnu.org/licenses/>.
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#
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#
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import subprocess
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from PyQt5 import QtWidgets, QtCore # pylint: disable=import-error
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# TODO description in tooltip
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# TODO icon
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# pylint: disable=too-few-public-methods
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class AppListWidgetItem(QtWidgets.QListWidgetItem):
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def __init__(self, name, ident, tooltip=None, parent=None):
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super(AppListWidgetItem, self).__init__(name, parent)
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additional_description = ".desktop filename: " + str(ident)
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if not tooltip:
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tooltip = additional_description
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else:
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tooltip += "\n" + additional_description
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self.setToolTip(tooltip)
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self.ident = ident
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@classmethod
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def from_line(cls, line):
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ident, name, comment = line.split('|', maxsplit=3)
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return cls(name=name, ident=ident, tooltip=comment)
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@classmethod
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def from_ident(cls, ident):
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name = 'Application missing in template! ({})'.format(ident)
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comment = 'The listed application was available at some point to ' \
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'this qube, but not any more. The most likely cause is ' \
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'template change. Install the application in the template ' \
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'if you want to restore it.'
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return cls(name=name, ident=ident, tooltip=comment)
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class AppmenuSelectManager:
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def __init__(self, vm, apps_multiselect):
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self.vm = vm
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self.app_list = apps_multiselect # this is a multiselect wiget
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self.whitelisted = None
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self.has_missing = False
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self.fill_apps_list(template=None)
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def fill_apps_list(self, template=None):
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self.whitelisted = [line for line in subprocess.check_output(
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['qvm-appmenus', '--get-whitelist', self.vm.name]
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).decode().strip().split('\n') if line]
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currently_selected = [
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self.app_list.selected_list.item(i).ident
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for i in range(self.app_list.selected_list.count())]
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whitelist = set(self.whitelisted + currently_selected)
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# Check if appmenu entry is really installed
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# whitelisted = [a for a in whitelisted
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# if os.path.exists('%s/apps/%s-%s' %
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# (self.vm.dir_path, self.vm.name, a))]
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self.app_list.clear()
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command = ['qvm-appmenus', '--get-available',
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'--i-understand-format-is-unstable', '--file-field',
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'Comment']
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if template:
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command.extend(['--template', template.name])
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command.append(self.vm.name)
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available_appmenus = [
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AppListWidgetItem.from_line(line)
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for line in subprocess.check_output(command).decode().splitlines()]
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for app in available_appmenus:
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if app.ident in whitelist:
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self.app_list.selected_list.addItem(app)
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whitelist.remove(app.ident)
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else:
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self.app_list.available_list.addItem(app)
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self.has_missing = bool(whitelist)
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for app in whitelist:
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item = AppListWidgetItem.from_ident(app)
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self.app_list.selected_list.addItem(item)
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self.app_list.available_list.sortItems()
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self.app_list.selected_list.sortItems()
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def save_appmenu_select_changes(self):
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new_whitelisted = [self.app_list.selected_list.item(i).ident
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for i in range(self.app_list.selected_list.count())]
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if set(new_whitelisted) == set(self.whitelisted):
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return False
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p = subprocess.Popen([
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'qvm-appmenus', '--set-whitelist', '-', '--update', self.vm.name],
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stdin=subprocess.PIPE)
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p.communicate('\n'.join(new_whitelisted).encode())
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if p.returncode != 0:
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exception_text = QtCore.QCoreApplication.translate(
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"Command {command} failed", "exception").format(
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command='qvm-appmenus --set-whitelist')
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raise RuntimeError(exception_text)
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return True
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