Package node_manager_fkie :: Module discovery_listener :: Class OwnMasterMonitoring

Class OwnMasterMonitoring

python_qt_binding.QtCore.QObject --+
                                   |
                                  OwnMasterMonitoring

A class to monitor the state of the master. Will be used, if no master discovering is available. On changes the 'state_signal' of type master_discovery_fkie.msg.MasterState will be emitted.

Instance Methods

init(self, monitor_port)
Creates the local monitoring.

source code

is_running(self)

source code

stop(self)
Stop the local master monitoring

source code

mastermonitor_loop(self)
The method test periodically the state of the ROS master.

source code

pause(self, state)
Sets the local monitoring to pause.

source code

boolean

isPaused(self)
Returns: True if the local monitoring of the Master state is paused.

source code

Instance Variables
	state_signal = `Signal(MasterState)` a signal to inform the receiver about new master state.
	err_signal = `Signal(str)` a signal to inform about an error.
	ROSMASTER_HZ = `1` the rate to test ROS master for changes.

Method Details

init(self, monitor_port)

source code

Creates the local monitoring. Call start() to run the local monitoring.

Parameters:

monitor_port (int) - the port of the XML-RPC Server created by monitoring class.

mastermonitor_loop(self)

source code

The method test periodically the state of the ROS master. The new state will be published as 'state_signal'.

pause(self, state)

source code

Sets the local monitoring to pause.

Parameters:

state (boolean) - On/Off pause

isPaused(self)

source code

Returns: boolean: True if the local monitoring of the Master state is paused.

Instance Variable Details

state_signal

a signal to inform the receiver about new master state. Parameter: master_discovery_fkie.msg.MasterState

Value:

Signal(MasterState)

err_signal

a signal to inform about an error. Parameter: str

Value:

Signal(str)