checks whether the specified task is currently selected
| task | string | number | the task's id |
| boolean | 'true' if the specified task is currently selected, otherwise - 'false' |
gantt.templates.task_class =
gantt.templates.grid_row_class =
gantt.templates.task_row_class = function (start, end, task) {
if (gantt.isSelectedTask(task.id))
return "gantt_selected";
};
This method is defined in the multiselect extension, so you need to activate the multiselect plugin. Read the details in the Multi-Task Selection article.