onGridResizeEnd

fires after the user finished dragging the grid's border to resize the grid

old_width	number	the initial grid's width
new_width	number	the new grid's width

boolean

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

Available only in PRO Edition

Example

// return false to discard the resize action
gantt.attachEvent("onGridResizeEnd", function(old_width, new_width){
    gantt.message.hide(message);
    message = null;
    gantt.message(`Grid is now <b>${new_width}</b>px width`);
    return true;
});

Related samples

The event is blockable. Returning false will cancel grid resizing.

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