handsontable/3rdparty/walkontable/src/renderer/colGroup.mjs

Handsontable is a JavaScript Spreadsheet Component available for React, Angular and Vue.

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function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

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import BaseRenderer from "./_base.mjs";
import { addClass } from "./../../../../helpers/dom/element.mjs";
/**
 * Colgroup renderer responsible for managing (inserting, tracking, rendering) COL elements.
 *
 *   <colgroup> (root node)
 *     ├ <col>   \
 *     ├ <col>    \
 *     ├ <col>     - ColGroupRenderer
 *     ├ <col>    /
 *     └ <col>   /.
 *
 * @class {ColGroupRenderer}
 */

var ColGroupRenderer = /*#__PURE__*/function (_BaseRenderer) {
  _inherits(ColGroupRenderer, _BaseRenderer);

  var _super = _createSuper(ColGroupRenderer);

  function ColGroupRenderer(rootNode) {
    _classCallCheck(this, ColGroupRenderer);

    return _super.call(this, null, rootNode); // NodePool is not implemented for this renderer yet
  }
  /**
   * Adjusts the number of the rendered elements.
   */


  _createClass(ColGroupRenderer, [{
    key: "adjust",
    value: function adjust() {
      var _this$table = this.table,
          columnsToRender = _this$table.columnsToRender,
          rowHeadersCount = _this$table.rowHeadersCount;
      var allColumnsToRender = columnsToRender + rowHeadersCount;

      while (this.renderedNodes < allColumnsToRender) {
        this.rootNode.appendChild(this.table.rootDocument.createElement('col'));
        this.renderedNodes += 1;
      }

      while (this.renderedNodes > allColumnsToRender) {
        this.rootNode.removeChild(this.rootNode.lastChild);
        this.renderedNodes -= 1;
      }
    }
    /**
     * Renders the col group elements.
     */

  }, {
    key: "render",
    value: function render() {
      this.adjust();
      var _this$table2 = this.table,
          columnsToRender = _this$table2.columnsToRender,
          rowHeadersCount = _this$table2.rowHeadersCount; // Render column nodes for row headers

      for (var visibleColumnIndex = 0; visibleColumnIndex < rowHeadersCount; visibleColumnIndex++) {
        var sourceColumnIndex = this.table.renderedColumnToSource(visibleColumnIndex);
        var width = this.table.columnUtils.getHeaderWidth(sourceColumnIndex);
        this.rootNode.childNodes[visibleColumnIndex].style.width = "".concat(width, "px");
      } // Render column nodes for cells


      for (var _visibleColumnIndex = 0; _visibleColumnIndex < columnsToRender; _visibleColumnIndex++) {
        var _sourceColumnIndex = this.table.renderedColumnToSource(_visibleColumnIndex);

        var _width = this.table.columnUtils.getStretchedColumnWidth(_sourceColumnIndex);

        this.rootNode.childNodes[_visibleColumnIndex + rowHeadersCount].style.width = "".concat(_width, "px");
      }

      var firstChild = this.rootNode.firstChild;

      if (firstChild) {
        addClass(firstChild, 'rowHeader');
      }
    }
  }]);

  return ColGroupRenderer;
}(BaseRenderer);

export { ColGroupRenderer as default };