xterm_widget.py
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1 #!/usr/bin/python
2 # -*- coding: utf-8 -*-
3 # Software License Agreement (BSD License)
4 #
5 # Copyright (c) 2012, Dorian Scholz
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34 
35 import os
36 
37 from python_qt_binding.QtCore import QProcess, QTimer, Signal
38 from python_qt_binding.QtGui import QX11EmbedContainer
39 
40 
41 class XTermWidget(QX11EmbedContainer):
42  xterm_cmd = '/usr/bin/xterm'
43  close_signal = Signal()
44 
45  def __init__(self, parent=None, script_path=None):
46  # possible use os to do better justice to script path??
47  if script_path:
48  xterm_cmd += " -e $SHELL -c 'source %s; $SHELL'" % os.path.abspath(script_path)
49  super(XTermWidget, self).__init__(parent)
50  self.setObjectName('XTermWidget')
51  self._process = QProcess(self)
52  self._process.finished.connect(self.close_signal)
53  # let the widget finish init before embedding xterm
54  QTimer.singleShot(100, self._embed_xterm)
55 
56  def _embed_xterm(self):
57  args = ['-into', str(self.winId())]
58  self._process.start(self.xterm_cmd, args)
59  if self._process.error() == QProcess.FailedToStart:
60  print("failed to execute '%s'" % self.xterm_cmd)
61 
62  def shutdown(self):
63  self._process.kill()
64  self._process.waitForFinished()
65 
66 
68  return os.path.isfile(XTermWidget.xterm_cmd)
69 
70 if __name__ == '__main__':
71  from PyQt4.QtGui import QApplication
72  app = QApplication([])
73  xt = XTermWidget()
74  app.exec_()
rqt_shell.xterm_widget.XTermWidget.shutdown
def shutdown(self)
Definition: xterm_widget.py:62
rqt_shell.xterm_widget.XTermWidget.xterm_cmd
string xterm_cmd
Definition: xterm_widget.py:42
rqt_shell.xterm_widget.XTermWidget._process
_process
Definition: xterm_widget.py:51
rqt_shell.xterm_widget.XTermWidget.close_signal
close_signal
Definition: xterm_widget.py:43
rqt_shell.xterm_widget.XTermWidget
Definition: xterm_widget.py:41
rqt_shell.xterm_widget.XTermWidget._embed_xterm
def _embed_xterm(self)
Definition: xterm_widget.py:56
rqt_shell.xterm_widget.XTermWidget.__init__
def __init__(self, parent=None, script_path=None)
Definition: xterm_widget.py:45
rqt_shell.xterm_widget.is_xterm_available
def is_xterm_available()
Definition: xterm_widget.py:67


rqt_shell
Author(s): Dorian Scholz, Kunal Tyagi
autogenerated on Sat Mar 4 2023 03:51:34