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onRowDragStart

Description​

Fires before the user drags a row of the grid to vertically reorder it

onRowDragStart: (id: string | number, target: HTMLElement, e: Event) => boolean;

Parameters​

  • id - (required) string | number - the id of the task that the user drags in the grid
  • target - (required) HTMLElement - an HTML element of the task that the user drags
  • e - (required) Event - a native event object

Returns​

  • result - (boolean) - defines whether the default action of the event will be triggered (true) or canceled (false)

Example​

gantt.attachEvent("onRowDragStart", function(id, target, e) {
    //any custom logic here
    return true;
});

Details​

note

The event is fired when a task is moved by the mouse pointer in the left-hand grid, while the order_branch setting is enabled. If branch reordering is disabled, the event will never be called.

The event is blockable. Return false to cancel dragging.