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onBeforeMultiSelect

Description​

Fires before selecting a task or a range of tasks

onBeforeMultiSelect: (e: Event) => void;

Parameters​

  • e - (required) Event - a native event object

Example​

gantt.attachEvent("onBeforeMultiSelect", function(e){
    // some logic here
    return true;
});

Details​

note

This event is defined in the multiselect extension, so you need to activate the multiselect plugin. Read the details in the Multi-Task Selection article.

The event is blockable, returning false will cancel multiple selection of tasks.