Based on the example provided here https://examples2.ext.net/#/GridPane...eld_Converter/

I need to use the same idea but convert all fields except the FundName to buttons with action on server side button click. data will be coming from a store with flags of true or false instead of "y" or "no"
<ext:GridPanel ID="GridPanel1" runat="server"  Width="600" Height="350">
                            <Store>
                                <ext:Store ID="Store2" runat="server">
                                    <Model>
                                        <ext:Model ID="Model2" runat="server" IDProperty="company">
                                            <Fields>
                                                <ext:ModelField Name="FundName" />
                                                <ext:ModelField Name="CreateLetter" Type="string" />
                                                <ext:ModelField Name="Approved" Type="string" />
                                                <ext:ModelField Name="SendNow" Type="string" />
                                                <ext:ModelField Name="Override" Type="string">
                                                    <Convert Handler="return value === 1;" />
                                                </ext:ModelField>
                                            </Fields>
                                        </ext:Model>
                                    </Model>
                                </ext:Store>
                            </Store>
                            <ColumnModel ID="ColumnModel1" runat="server">
                                <Columns>
                                    <ext:Column ID="Column1" runat="server" Text="Fund Name" Width="160" DataIndex="FundName"
                                        Flex="1" />
                                    <ext:Column ID="Column2" runat="server" Text="Create Letter" Width="75" DataIndex="CreateLetter" />
                                    <ext:Column ID="Column3" runat="server" Text="Approved" Width="75" DataIndex="Approved" />
                                    <ext:Column ID="Column4" runat="server" Text="Sendnow" Width="75" DataIndex="pctChange" />
                                    <ext:CheckColumn ID="CheckColumn1" runat="server" Text="Override" Width="50" Sortable="true" DataIndex="Override" />
                                </Columns>
                            </ColumnModel>
                        </ext:GridPanel>
  protected void Page_Load(object sender, EventArgs e)
        {

            if (!X.IsAjaxRequest)
            {
                this.BindData();
            }


        }

        protected void MyData_Refresh(object sender, StoreReadDataEventArgs e)
        {
            this.BindData();
        }
        private void BindData()
        {
            var store = this.GridPanel1.GetStore();

            store.DataSource = this.Data;
            store.DataBind();
        }

        private object[] Data
        {
            get
            {
                DateTime now = DateTime.Now;

                return new object[]
                {
           
                    
                    new object[] { "3m Co", 1, 1, 1, 1 },
                    new object[] { "Alcoa Inc", 1, 0, 0, 1 },
                    new object[] { "Altria Group Inc", 0, 1, 1.1, 0 },
                    new object[] { "Wal-Mart Stores, Inc.", 0, 0, 1, 0 }


                    
                };
            }
Please help!!!