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prevent duplicate connections

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This commit is contained in:
Mutasem 2021-11-01 11:54:47 +01:00
parent 3eb38c8178
commit f6ad3c4c08
1 changed files with 30 additions and 7 deletions
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31
packages/editor-ui/src/views/NodeView.vue
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@ -1451,12 +1451,37 @@ export default mixins(
this.openNodeCreator(info.eventSource); this.openNodeCreator(info.eventSource);
}; };
let dropPrevented = false;
this.instance.bind('connectionAborted', (info) => insertNodeAfterSelected({ this.instance.bind('connectionAborted', (info) => {
if (dropPrevented) {
dropPrevented = false;
return;
}
insertNodeAfterSelected({
sourceId: info.sourceId, sourceId: info.sourceId,
index: info.getParameters().index, index: info.getParameters().index,
eventSource: 'node_connection_drop', eventSource: 'node_connection_drop',
})); });
});
this.instance.bind('beforeDrop', (info) => {
const sourceInfo = info.connection.endpoints[0].getParameters();
// @ts-ignore
const targetInfo = info.dropEndpoint.getParameters();
const sourceNodeName = this.$store.getters.getNodeNameByIndex(sourceInfo.nodeIndex);
const targetNodeName = this.$store.getters.getNodeNameByIndex(targetInfo.nodeIndex);
// check for duplicates
if (this.getJSPlumbConnection(sourceNodeName, sourceInfo.index, targetNodeName, targetInfo.index)) {
dropPrevented = true;
return false;
}
return true;
});
// only one set of visible actions should be visible at the same time // only one set of visible actions should be visible at the same time
let activeConnection: null | Connection = null; let activeConnection: null | Connection = null;
@ -1480,9 +1505,7 @@ export default mixins(
}; };
this.instance.bind('connection', (info: OnConnectionBindInfo) => { this.instance.bind('connection', (info: OnConnectionBindInfo) => {
// @ts-ignore
const sourceInfo = info.sourceEndpoint.getParameters(); const sourceInfo = info.sourceEndpoint.getParameters();
// @ts-ignore
const targetInfo = info.targetEndpoint.getParameters(); const targetInfo = info.targetEndpoint.getParameters();
const sourceNodeName = this.$store.getters.getNodeNameByIndex(sourceInfo.nodeIndex); const sourceNodeName = this.$store.getters.getNodeNameByIndex(sourceInfo.nodeIndex);