ag-grid：如何获取ag-grid列的状态，如果在一定时间间隔内刷新网格或刷新页面

Question

ag-grid：如果在一定间隔时间内刷新网格或刷新页面，则如何设置和检索ag-grid排序列的状态。

这里的网格行为是，网格每隔一定间隔刷新一次，因此需要保存排序列的状态以保持网格或页面刷新的一致状态。请帮助您如何保存和检索已排序列的状态。

grid.component.ts

class ProductCategoryTableViewCell: UITableViewCell {

//    @IBOutlet weak var view: UIView!
    @IBOutlet weak var bg: UIView!
    @IBOutlet weak var categoryLabel: UILabel!

    var category: String!


    override func awakeFromNib() {
        super.awakeFromNib()
        configureUi()
    }

    override func prepareForReuse() {
        super.prepareForReuse()
        // Set your default background color, title color etc
        configureUi()
    }

    func configureUi() {
        let cornerRadius: CGFloat = 5
        bg.layer.cornerRadius = cornerRadius
        bg.layer.borderWidth = 1
        bg.clipsToBounds = true

        if Theme.selectedTheme == 1 {
            if #available(iOS 11.0, *) {
//                view.backgroundColor = UIColor.red //Theme.backgroundColor

                contentView.backgroundColor = UIColor.clear
                bg.backgroundColor = Theme.textFieldBackgroundColor
                bg.layer.borderColor = Theme.accentColor?.cgColor

                categoryLabel.backgroundColor = Theme.textFieldBackgroundColor
                categoryLabel.textColor = Theme.textFieldTextColor
            } else {
                // Fallback on earlier versions
//                view.backgroundColor = Theme.backgroundColorRgb

                bg.backgroundColor = Theme.textFieldBackgroundColorRgb
                bg.layer.borderColor = Theme.accentColorRgb.cgColor

                categoryLabel.backgroundColor = Theme.textFieldBackgroundColorRgb
                categoryLabel.textColor = Theme.textFieldTextColorRgb
            }
        } else if Theme.selectedTheme == 2 {
            if #available(iOS 11.0, *) {
//                view.backgroundColor = Theme.backgroundColor2

                bg.backgroundColor = Theme.textFieldBackgroundColor2
                bg.layer.borderColor = Theme.accentColor2?.cgColor

                categoryLabel.backgroundColor = Theme.textFieldBackgroundColor2
                categoryLabel.textColor = Theme.textFieldTextColor2
            } else {
                // Fallback on earlier versions
//                view.backgroundColor = Theme.backgroundColorRgb2

                bg.backgroundColor = Theme.textFieldBackgroundColorRgb2
                bg.layer.borderColor = Theme.accentColorRgb2.cgColor

                categoryLabel.backgroundColor = Theme.textFieldBackgroundColorRgb2
                categoryLabel.textColor = Theme.textFieldTextColorRgb2
            }
        }
    }

}

grid.html

ngOnInit() {
    this.getComponentData();
    this.userService.UserWellUpdated.subscribe((next) => {
      console.log("Well data Refreshing");
      let rowData: any;
      let newHeaderValues: string[];
      ........

getComponentData() {
    this.gridOptions.enableSorting = true;
    this.gridOptions.api.getSortModel();
    this.columns = this.tab1Col;
    type colFormat = Array<{ headerName: string, width: number, field: any, unSortIcon: any }>;
    let colWidth: number;
    let rowData: any;
    .........

BuildSurveysGridData(rowData: any) {
    type colFormat = Array<{ headerName: string, width: number, field: any, unSortIcon: any }>;
    let colWidth: number;
    let colRows: colFormat = [];
    this.headerValues = this.headerOpt;

    for (let a = 0; a < this.headerOpt.length; a++) {
      colRows.push({
        headerName: this.headerOpt[a],
        width: colWidth,
        field: this.headerOpt[a],
        unSortIcon: false
      })

      this.BuildSurveyGridSortingColumns(colRows, a)
    .........

BuildSurveyGridSortingColumns(colRows:any, a: number) {
    if (this.columns == "One") {
      if (a < 3) {
        colRows[a]['unSortIcon'] = true;
        colRows[a]['sortingOrder'] = ['asc', 'desc'];
        if (a == 2 || a == 0) {
          colRows[a]["comparator"] = this.valueComparer;
          if (a == 2) {
            colRows[a]['sort'] = 'asc';
          }
        }
    .........

valueComparer(val1, val2) {
    if (val1 == undefined || val2 == undefined || val1.value == undefined || val2.value == undefined)
      return 0;

    return val1.value - val2.value;
  }