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onMouseMove

Description​

Fires when the mouse is moved over the gantt container

onMouseMove: (id: string | number, e: Event) => void;

Parameters​

  • id - (required) string | number - the id of the task that the mouse is moved over
  • e - (required) Event - a native event object

Example​

gantt.attachEvent("onMouseMove", function (id, e){
    //any custom logic here
});

Details​

This event is an alias of the native mousemove event handler attached to the gantt.$root element.

When the event target is a node of a task element, the related task id will be passed into the first argument. Otherwise, the first argument will be null.

gantt.message({
    expire: -1,
    text: ""
});

const formatDate = gantt.date.date_to_str("%Y-%m-%d %H:%i");
gantt.attachEvent("onMouseMove", function (id, e){
    const helper = gantt.utils.dom;
    if(helper.isChildOf(e.target, gantt.$task_data)){
          const textContainer = document.querySelector("#pointer-date");
        const pos = helper.getRelativeEventPosition(e, gantt.$task_data);
        const pointerDate = gantt.dateFromPos(pos.x);
        textContainer.innerText = formatDate(pointerDate);
    }
});
note

sample: Getting date-time under the mouse cursor