Slickgrid : Dynamic Cell Editors

HTML

<link rel="stylesheet" href="http://mleibman.github.io/SlickGrid/slick.grid.css">
<script src="http://mleibman.github.io/SlickGrid/lib/jquery.event.drag-2.2.js"></script>
<script src="http://mleibman.github.io/SlickGrid/slick.core.js"></script>
<script src="http://mleibman.github.io/SlickGrid/slick.grid.js"></script>
<script src="http://mleibman.github.io/SlickGrid/slick.editors.js"></script>
<script src="http://mleibman.github.io/SlickGrid/slick.formatters.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/knockout/3.2.0/knockout-min.js"></script>
<div data-bind='text: ko.toJSON($data)'></div>
<div id='container'>
    <div id="myGrid" style="width:600px;height:300px;"></div>
</div>

JavaScript

var viewModel = {options: ['LongText', 'Text', 'Checkbox']}
 
function apply() {
debugger;
    var grid, data = [];
        
    var options = {
        editable: true,
        enableCellNavigation: true,
        asyncEditorLoading: false,
        autoEdit: true,
        forcefitColumns: false
         
    };

    var columns = [{
        id: "data",
        name: "Editor Type",
        field: "type",
        width: 120,
        cssClass: "cell-title" ,
        formatter: function(row){ 
        debugger;
            var key = 'input'+row;
            
            if(!viewModel[key]){
              viewModel[key] = ko.observable();
              viewModel[key].subscribe(function(nv){
              
              data[row].type = nv
            })
           }
             
            setTimeout(function(){ ko.applyBindings(viewModel, document.getElementById(key))  }, 250);
            return '<select id="'+key+'", data-bind="options: options, value: '+key+'"></select>'
        }
       },
       {
        id: "other",
        name: "Other",
        field: "other",
        width: 120,
        cssClass: "cell-title",
         
    }];

    for (var i = 0; i < 5; i++) {
        var d = (data[i] = {});

        d["type"] =  "";
        d["other"] = "Default " + i;
    }

    grid = new Slick.Grid("#myGrid", data, columns, options);
    //ko.applyBindings(viewModel)

    data.getItemMetadata=function(row){
   debugger ;
        var rowData = data[row]
        //console.log(rowData)
        var metaData = {columns:{other: {}}}
        metaData.columns.other.editor = Slick.Editors[rowData.type]
         
        return metaData
    }
   
}

apply()