TopicPublisher QML Type

Publishes rosgraph_msgs::msg::Topic messages — Describes a single topic endpoint, which may be a Publisher or Subscription. More...

• List of all members, including inherited members

Properties

• name : string
• type : interfaceType

Methods

• void publish(topic msg)

Detailed Description

TopicPublisher publishes topic values to a ROS 2 topic. Set the topic and node properties, then call publish() to send messages.

See also TopicSubscriber and topic.

Property Documentation

name : string

The name field value included in the next publish. Setting this property emits nameChanged and, when autoPublish is true, requests a publish at the end of the current event-loop iteration.

type : interfaceType

The type field value included in the next publish. Setting this property emits typeChanged and, when autoPublish is true, requests a publish at the end of the current event-loop iteration.

Method Documentation

void publish(topic msg)

Publishes topic msg to the ROS 2 topic set by the topic property. Does nothing if the publisher is not connected.