handle missing ROS for VideoStream

00c71891 · Dorian Goepp · 16e5a62f · 00c71891
Commit 00c71891 authored May 27, 2019 by Dorian Goepp
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Showing with 7 additions and 5 deletions

src/VideoStream/index.js src/VideoStream/index.js +7 -5

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--- a/src/VideoStream/index.js
+++ b/src/VideoStream/index.js
@@ -13,11 +13,13 @@ class VideoStream extends Component {
            url: hasUrl ? this.props.url : this.defaultImage
        };

-        this.props.ros.getTopics(function(infos){
-            if (undefined !== infos.topics.find(elem => elem === this.topic)) {
-                this.setState({url: 'http://localhost:8081/stream?topic=' + this.topic});
-            }
-          }.bind(this))
+        if (this.props.ros) {
+            this.props.ros.getTopics(function(infos){
+                if (undefined !== infos.topics.find(elem => elem === this.topic)) {
+                    this.setState({url: 'http://localhost:8081/stream?topic=' + this.topic});
+                }
+            }.bind(this))
+        }
    }

    handleSettingsChange(event) {