Files
gns3-gui/gns3/dialogs/exec_command_dialog.py
Julien Duponchelle 8fb92a316a PEP8
2015-01-28 11:13:10 +01:00

61 lines
2.0 KiB
Python

# -*- coding: utf-8 -*-
#
# Copyright (C) 2014 GNS3 Technologies Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from ..qt import QtCore, QtGui
from ..ui.exec_command_dialog_ui import Ui_ExecCommandDialog
class ExecCommandDialog(QtGui.QDialog, Ui_ExecCommandDialog):
"""
Execute a command and display its output.
"""
def __init__(self, parent, command, params):
QtGui.QDialog.__init__(self, parent)
self.setupUi(self)
self.setWindowTitle("Executing {}".format(command))
self._process = QtCore.QProcess(self)
self._process.readyRead.connect(self._dataReadySlot)
self._process.start(command, params, QtCore.QProcess.Unbuffered | QtCore.QProcess.ReadWrite)
def _dataReadySlot(self):
"""
Display the command output when data is ready.
"""
cursor = self.uiOutputTextEdit.textCursor()
cursor.movePosition(cursor.End)
for line in self._process.readAll():
cursor.insertText(line)
for line in self._process.readAllStandardError():
cursor.insertText(line)
self.uiOutputTextEdit.ensureCursorVisible()
def done(self, result):
"""
Called when the dialog is closed.
:param result: boolean (accepted or rejected)
"""
self._process.kill()
self._process.waitForFinished()
QtGui.QDialog.done(self, result)