nav_view_dash_widget.py
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32 
33 from python_qt_binding.QtCore import QMutex, QMutexLocker, QSize
34 from rqt_nav_view.nav_view import NavViewWidget
35 
36 from .icon_tool_button import IconToolButton
37 
38 
40  """
41  A widget which launches a nav_view widget in order to view and interact with the ROS nav stack
42 
43  :param context: The plugin context in which to dsiplay the nav_view, ''qt_gui.plugin_context.PluginContext''
44  :param name: The widgets name, ''str''
45  """
46  def __init__(self, context, name='NavView', icon_paths=None):
47  self._icons = [['bg-grey.svg', 'ic-navigation.svg']]
48  super(NavViewDashWidget, self).__init__(name, icons=self._icons, suppress_overlays=True, icon_paths=icon_paths)
49  self.context = context
50  self.update_state(0)
51  self.setFixedSize(self._icons[0].actualSize(QSize(50, 30)))
52 
53  self._navview = None
54  self._navview_shown = False
55  self.clicked.connect(self._show_navview)
56  self._show_mutex = QMutex()
57 
58  def _show_navview(self):
59  with QMutexLocker(self._show_mutex):
60  if self._navview is None:
61  self._navview = NavViewWidget()
62  try:
63  if self._navview_shown:
64  self.context.remove_widget(self._navview)
65  self._navview_shown = not self._navview_shown
66  else:
67  self.context.add_widget(self._navview)
68  self._navview_shown = not self._navview_shown
69  except Exception:
70  self._navview_shown = not self._navview_shown
71  self._show_navview()
72 
73  def shutdown_widget(self):
74  if self._navview:
75  self._navview.close()
76 
77  def save_settings(self, plugin_settings, instance_settings):
78  self._navview.save_settings(plugin_settings, instance_settings)
79 
80  def restore_settings(self, plugin_settings, instance_settings):
81  self._navview.restore_settings(plugin_settings, instance_settings)
def save_settings(self, plugin_settings, instance_settings)
def restore_settings(self, plugin_settings, instance_settings)
def __init__(self, context, name='NavView', icon_paths=None)


rqt_robot_dashboard
Author(s): Ze'ev Klapow
autogenerated on Mon Feb 28 2022 23:38:55