Function handler

codebase/sources/dhtmlxscheduler.es.js:14393–14407

(diff)

      var css_texts = ["left:1px;top:4px;position:absolute;", "left:auto; right:1px;top:4px;position:absolute;"];
      var diffs = [-1, 1];
      var handler = function(diff) {
        return function() {
          if (conf.sync) {
            var calendars = scheduler2._synced_minicalendars;
            for (var k = 0; k < calendars.length; k++) {
              move_minicalendar_date(calendars[k], diff);
            }
          } else {
            if (scheduler2.config.rtl) {
              diff = -diff;
            }
            move_minicalendar_date(d, diff);
          }
        };
      };
      var labels = [scheduler2.locale.labels.prev, scheduler2.locale.labels.next];
      for (var j = 0; j < 2; j++) {
        var arrow = document.createElement("div");