如何更改 Tabulator.js 中标题复选框的行为?

编程入门 行业动态 更新时间:2024-10-26 20:26:21
本文介绍了如何更改 Tabulator.js 中标题复选框的行为?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

限时送ChatGPT账号..

我希望单击顶部标题复选框后的逻辑有所不同.目前(我正在使用自定义格式化程序)它选择所有第一级行.

I want the logic after the top header checkbox is clicked to be different. Currently (I am using custom formatter) it selects all first level rows.

我希望单击选择/取消选择所有不是父行的行.或者至少不要选择父行.

I want the click to select/deselect all rows that are NOT a parent. Or at least not to select the parent rows.

在当前设置的父行tree toggle点击,然后取消选择.

In current set up parent row tree toggle on click and then is deselected.

自定义格式化程序看起来像那样.老实说,我不明白代码.我试图将 console.log 放在下面定义中的每个 addEventListener 中,但它没有被触发.

custom formatter looks like that. To be honest I do not understand the code. I tried to put console.log to every addEventListener in below definition but it was not triggered.

我想答案可能在 registerHeaderSelectCheckbox 中,但我不知道如何使用它.

I guess the answer might be in registerHeaderSelectCheckbox but I have no idea how to use it.

正在使用 jsFiddle 进行尝试.

Working jsFiddle for trying out.

  formatter: function(cell, formatterParams, onRendered) {
    const data = cell.getRow().getData();
    if (do_not_show_checkbox_ids.indexOf(data['id']) == -1) {
      var checkbox = document.createElement("input");

      checkbox.type = 'checkbox';

      if (this.table.modExists("selectRow", true)) {

        checkbox.addEventListener("click", (e) => {
          e.stopPropagation();
        });

        if (typeof cell.getRow == 'function') {
          var row = cell.getRow();
          if (row._getSelf().type == "row") {

            checkbox.addEventListener("change", (e) => {
              row.toggleSelect();
            });

            checkbox.checked = row.isSelected && row.isSelected();
            this.table.modules.selectRow.registerRowSelectCheckbox(row, checkbox);
          } else {
            checkbox = "";
          }
        } else {
          checkbox.addEventListener("change", (e) => {
            if (this.table.modules.selectRow.selectedRows.length) {
              this.table.deselectRow();
            } else {
              this.table.selectRow(formatterParams.rowRange);
            }
          });

          this.table.modules.selectRow.registerHeaderSelectCheckbox(checkbox);
        }
      }
      return checkbox;
    }
    return null;
  },

推荐答案

titleFormatter 选项用于标题行复选框,formatter 选项用于行复选框

titleFormatter option is for header row checkbox and formatter option is for rows checkbox

var do_not_show_checkbox_ids = [1];

function customFormatter(isHeader = false) {
    return function(cell, formatterParams, onRendered) {
          var checkbox = null;

          // check if selectable is true in options
          if (this.table.modExists("selectRow", true)) {
            checkbox = document.createElement("input");
            checkbox.type = 'checkbox';
            // add click event in checkbox
            checkbox.addEventListener("click", (e) => {
              console.log('header', isHeader);
              e.stopPropagation();
            });

            // check if cell has getRow function if yes then it may be row
            if (typeof cell.getRow == 'function') {

              // get cell row
              var row = cell.getRow();

              // get cell data for condition testing
              const data = cell.getData();

              // if is row and not skippable id
              if (row._getSelf().type == "row" && do_not_show_checkbox_ids.indexOf(data['id']) == -1) {

                // add change event to toggle cell row
                checkbox.addEventListener("change", (e) => {
                  row.toggleSelect();
                });

                // update checkbox after row toggle
                checkbox.checked = row.isSelected && row.isSelected();

                // registering for if row clicked from anywhere then checkbox check/uncheck
                this.table.modules.selectRow.registerRowSelectCheckbox(row, checkbox);
              } else {
                // if is row and skippable id
                checkbox = "";
              }
            } else {
               // header checkbox then add change addEventListener for selecting/deselecting all rows. 
              checkbox.addEventListener("change", (e) => {
                // get all rows
                this.table.getRows().forEach(row => {
                  // get row nodes/children
                  row.getTreeChildren().forEach(child => {
                    // check if child selected if yes then deselect else select
                    child.isSelected() ? child.deselect() : child.select();
                  })
                });

                // for selecting/deselecting all rows
                // if (this.table.modules.selectRow.selectedRows.length) {
                //  console.log('header', isHeader);
                //  this.table.deselectRow();
                // } else {
                //  this.table.selectRow(formatterParams.rowRange);
                // }
              });

              // updating internal header checkbox
              this.table.modules.selectRow.registerHeaderSelectCheckbox(checkbox);
            }

            return checkbox;
          }
          return null;
  };
}

var tableDataNested = [{
    id: 1,
    name: "BalanceOil",
    _children: [{
        id: 11,
        name: "BalanceOil+",
        cena: 31,
        mn: 1,
        cena_1: 159
      },
      {
        id: 12,
        name: "BalanceOil Aqua",
        cena: 41,
        mn: 1,
        cena_1: 159
      },
    ]
  },
  {
    id: 2,
    name: "Xtend",
    cena: 23,
    mn: 1
  },
  {
    id: 2,
    name: "Xtend",
    cena: 23,
    mn: 1
  },
  {
    id: 2,
    name: "Xtend",
    cena: 23,
    mn: 1
  },
  {
    id: 3,
    name: "Zinobiotic",
    cena: 24,
    mn: 1
  }
];

var table = new Tabulator("#example-table", {
  movableColumns: true,
  data: tableDataNested,
  dataTree: true,
  selectable: true,
  columns: [{
      title: "Name",
      field: "name",
      headerSort: false,
      width: 200
    },
    {
      title: "Cena",
      field: "cena",
      headerSort: false
    },
    {
      titleFormatter: customFormatter(true),
      formatter: customFormatter(),
      hozAlign: "center",
      headerSort: false,
      cellClick: function(e, cell) {
        console.log('header', e, cell)
        this.recalc();
      }
    },
    {
      title: "mn",
      field: "mn",
      editor: "number",
      headerSort: false,
      cellEdited: function(cell) {
        updateSum(cell);
      }
    },
    {
      title: "Sum",
      field: "sum",
      headerSort: false
    }
  ],
  rowClick: function(e, row) {
    // console.log(table.getRows().length);
  },
  rowSelectionChanged: function(data, rows) {
    // console.log(data, rows);
    // console.log(this.getData());
  },
  renderComplete: function(t) {
    this.getRows().forEach(function(value, index) {
      // console.log(value.isSelected());
      var children = value.getTreeChildren();
      for (let j = 0; j < children.length; j++) {
        const name = children[j].getData().name;
      }
      children.forEach(function(value, index) {
        // console.log("cena");
        var cena = value.getData().cena; //price

        // console.log(cena);
        var mnozstvi = value.getData().mn; //amount
        value.update({
          sum: cena * mnozstvi
        });
      });
      updateSum(value.getCell("mn"));
    });
  },
  rowClick: function(e, row) {
    if (row.getTreeChildren().length > 0) {
      table.deselectRow(row.getData().id);
      row.treeToggle();
    }
  },
});

function updateSum(cell) {
  var cena = cell.getData().cena; //price
  var mnozstvi = cell.getValue(); //amount
  if (mnozstvi) {
    cell.getRow().update({
      sum: cena * mnozstvi
    });
  }
}

在这里工作 example

tabulator 文档链接 - rowSelection 和 dataTree

tabulator documentation links - rowSelection and dataTree

注意:有关 tabulator 行选择如何在内部工作的信息,请查看 这里

Note: For info about how tabulator row selection works internally check here

这篇关于如何更改 Tabulator.js 中标题复选框的行为?的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

更多推荐

[db:关键词]

本文发布于:2023-05-01 10:42:37,感谢您对本站的认可!
本文链接:https://www.elefans.com/category/jswz/34/1408853.html
版权声明:本站内容均来自互联网,仅供演示用,请勿用于商业和其他非法用途。如果侵犯了您的权益请与我们联系,我们将在24小时内删除。
本文标签:复选框   如何更改   标题   js   Tabulator

发布评论

评论列表 (有 0 条评论)
草根站长

>www.elefans.com

编程频道|电子爱好者 - 技术资讯及电子产品介绍!