easyui datagrid实现通用编辑

function BillEdit(Jquerygrd) {

    var self = this;
    this.grd = Jquerygrd
    this.editIndex = undefined

    this.GetCurrentIndex=function (){
        let index=null
        let  row =this.grd.datagrid("getSelected")
        if(row!=null)
            index=this.grd.datagrid("getRowIndex", row)

        return index

    }
    // this.grdid = grdclassid

    //默认方法
    this.endEditing = function () {
        if (this.editIndex == undefined) {
            return true
        }
        if (this.grd.datagrid('validateRow', this.editIndex)) {
            this.grd.datagrid('endEdit', this.editIndex);
            this.editIndex = undefined;
            return true;
        } else {
            return false;
        }
    }


    this.appendRow=function (){
        if (this.endEditing()) {
            this.grd.datagrid('appendRow', {});
            this.editIndex = this.grd.datagrid('getRows').length - 1;
            this.grd.datagrid('selectRow', this.editIndex)
                .datagrid('beginEdit', this.editIndex);
        }
    }


    this.insertRow=function (){
        //debugger
        index=this.GetCurrentIndex();
        if (this.endEditing()){
            if (index ==null) {
                this.grd.datagrid('appendRow',{});
                this.editIndex=this.grd.datagrid('getRows').length-1;
            }
            else{
                this.grd.datagrid('insertRow',{index:index,row:{}});
                this.editIndex = index;
            }
            this.grd.datagrid('selectRow', this.editIndex)
                .datagrid('beginEdit', this.editIndex);
        }
    }

    this.onClickRow = function (idx) {
        index=this.GetCurrentIndex();
        //debugger
        if (this.editIndex != index) {
            if (this.endEditing()) {
                this.grd.datagrid('selectRow', index)
                    .datagrid('beginEdit', index);
                this.editIndex = index;
            } else {
                this.grd.datagrid('selectRow', this.editIndex);
            }
        }
    }

    this.removeit = function () {
        //debugger
        this.editIndex=this.GetCurrentIndex();

        if (this.editIndex == undefined ||this.editIndex==null) {
            alert("请先选择要删除的行")
            return
        }
        this.grd.datagrid('cancelEdit',  this.editIndex)
            .datagrid('deleteRow',  this.editIndex);
        this.editIndex = undefined;
    }

    this.accept = function () {
        if (this.endEditing()) {
            this.grd.datagrid('acceptChanges');
        }
    }

    this.reject = function () {
        this.grd.datagrid('rejectChanges');
        this.editIndex = undefined;
    }

    this.getChanges = function () {
        var rows = this.grd.datagrid('getChanges');
        return rows
    }

    ///一行的全部绑定上
    this.bindTextBlur = function () {
        var editors = this.grd.datagrid("getEditors", this.editIndex);
        for (var i = 0; i < editors.length; i++) {
            editors[i].target.bind('blur', function () {
                self.accept()
            })
        }
    }
}