Function header_cell

codebase/sources/dhtmlxscheduler.js:11306–11351

(scheduler2)

    } });
  }
  function header_cell(scheduler2) {
    scheduler2.$keyboardNavigation.HeaderCell = function(index) {
      this.index = index || 0;
    };
    scheduler2.$keyboardNavigation.HeaderCell.prototype = scheduler2._compose(scheduler2.$keyboardNavigation.KeyNavNode, { getNode: function(index) {
      index = index || this.index || 0;
      var nodes = this.getNodes();
      if (nodes[index])
        return nodes[index];
    }, getNodes: function(selector) {
      selector = selector || [".dhx_cal_navline .dhx_cal_prev_button", ".dhx_cal_navline .dhx_cal_next_button", ".dhx_cal_navline .dhx_cal_today_button", ".dhx_cal_navline .dhx_cal_tab"].join(", ");
      var nodes = Array.prototype.slice.call(scheduler2.$container.querySelectorAll(selector));
      nodes.sort(function(a, b) {
        return a.offsetLeft - b.offsetLeft;
      });
      return nodes;
    }, _handlers: null, isValid: function() {
      return !!this.getNode(this.index);
    }, fallback: function() {
      var defaultCell = this.getNode(0);
      if (!defaultCell) {
        defaultCell = new scheduler2.$keyboardNavigation.TimeSlot();
      }
      return defaultCell;
    }, keys: { left: function() {
      var newIndex = this.index - 1;
      if (newIndex < 0) {
        newIndex = this.getNodes().length - 1;
      }
      this.moveTo(new scheduler2.$keyboardNavigation.HeaderCell(newIndex));
    }, right: function() {
      var newIndex = this.index + 1;
      if (newIndex >= this.getNodes().length) {
        newIndex = 0;
      }
      this.moveTo(new scheduler2.$keyboardNavigation.HeaderCell(newIndex));
    }, down: function() {
      this.moveTo(new scheduler2.$keyboardNavigation.TimeSlot());
    }, enter: function() {
      var node = this.getNode();
      if (node) {
        node.click();
      }
    } } });
    scheduler2.$keyboardNavigation.HeaderCell.prototype.bindAll(scheduler2.$keyboardNavigation.HeaderCell.prototype.keys);
  }
  function event(scheduler2) {
    scheduler2.$keyboardNavigation.Event = function(id) {
      this.eventId = null;