onMultiSelect

fires after selection of a task or a range of tasks has been completed

void onMultiSelect(Event e);

Event

a native event object

Example

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

Details

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.