handsontable
Version:
Handsontable is a JavaScript Spreadsheet Component available for React, Angular and Vue.
128 lines (98 loc) • 6.39 kB
JavaScript
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
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; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
import { empty } from "./../../../../helpers/dom/element.mjs";
import BaseRenderer from "./_base.mjs";
/**
* Column headers renderer responsible for managing (inserting, tracking, rendering) TR and TH elements.
*
* <thead> (root node)
* ├ <tr> \
* ├ <tr> \
* ├ <tr> - ColumnHeadersRenderer
* ├ <tr> /
* └ <tr> /.
*
* @class {ColumnHeadersRenderer}
*/
var ColumnHeadersRenderer = /*#__PURE__*/function (_BaseRenderer) {
_inherits(ColumnHeadersRenderer, _BaseRenderer);
var _super = _createSuper(ColumnHeadersRenderer);
function ColumnHeadersRenderer(rootNode) {
_classCallCheck(this, ColumnHeadersRenderer);
return _super.call(this, null, rootNode); // NodePool is not implemented for this renderer yet
}
/**
* Adjusts the number of the rendered elements.
*/
_createClass(ColumnHeadersRenderer, [{
key: "adjust",
value: function adjust() {
var _this$table = this.table,
columnHeadersCount = _this$table.columnHeadersCount,
rowHeadersCount = _this$table.rowHeadersCount;
var TR = this.rootNode.firstChild;
if (columnHeadersCount) {
var columnsToRender = this.table.columnsToRender;
var allColumnsToRender = columnsToRender + rowHeadersCount;
for (var i = 0, len = columnHeadersCount; i < len; i++) {
TR = this.rootNode.childNodes[i];
if (!TR) {
TR = this.table.rootDocument.createElement('tr');
this.rootNode.appendChild(TR);
}
this.renderedNodes = TR.childNodes.length;
while (this.renderedNodes < allColumnsToRender) {
TR.appendChild(this.table.rootDocument.createElement('th'));
this.renderedNodes += 1;
}
while (this.renderedNodes > allColumnsToRender) {
TR.removeChild(TR.lastChild);
this.renderedNodes -= 1;
}
}
var theadChildrenLength = this.rootNode.childNodes.length;
if (theadChildrenLength > columnHeadersCount) {
for (var _i = columnHeadersCount; _i < theadChildrenLength; _i++) {
this.rootNode.removeChild(this.rootNode.lastChild);
}
}
} else if (TR) {
empty(TR);
}
}
/**
* Renders the TH elements.
*/
}, {
key: "render",
value: function render() {
var columnHeadersCount = this.table.columnHeadersCount;
for (var rowHeaderIndex = 0; rowHeaderIndex < columnHeadersCount; rowHeaderIndex += 1) {
var _this$table2 = this.table,
columnHeaderFunctions = _this$table2.columnHeaderFunctions,
columnsToRender = _this$table2.columnsToRender,
rowHeadersCount = _this$table2.rowHeadersCount;
var TR = this.rootNode.childNodes[rowHeaderIndex];
for (var renderedColumnIndex = -1 * rowHeadersCount; renderedColumnIndex < columnsToRender; renderedColumnIndex += 1) {
// eslint-disable-line max-len
var sourceColumnIndex = this.table.renderedColumnToSource(renderedColumnIndex);
var TH = TR.childNodes[renderedColumnIndex + rowHeadersCount];
TH.className = '';
TH.removeAttribute('style');
columnHeaderFunctions[rowHeaderIndex](sourceColumnIndex, TH, rowHeaderIndex);
}
}
}
}]);
return ColumnHeadersRenderer;
}(BaseRenderer);
export { ColumnHeadersRenderer as default };