onBeforeDrag

fires when a user clicks on an item, but before the dragging is started

id	string|number	cell id
index	number	current cell index (starting from 0)

boolean

"return true" - allows cell to be dragged, "return false" - otherwise

Example

var myAcc = new dhtmlXAccordion(...);
 
myAcc.attachEvent("onBeforeDrag", function(id, index){
    // your code here
    return true; // allow dragging
});

Related samples

added in 4.2

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