[CLOSED] Problem to show SelectedItem in Combobox v2.0

  1. #1

    [CLOSED] Problem to show SelectedItem in Combobox v2.0

    Hello!

    I need to set some value to the SelectedItem of a combobox but my code is not working, please could you help me to find what is wrong and fix it.

    Here a part of code to check:

    <%@ Page Language="C#" AutoEventWireup="true" CodeFile="CadPedido.aspx.cs" Inherits="CadPedido"
        Title="Pedido de Venda" %>
    
    <%@ Register Assembly="Ext.Net" Namespace="Ext.Net" TagPrefix="ext" %>
    
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head id="Head1" runat="server">
        <title></title>
        <link href="/examples.css" rel="stylesheet" type="text/css" />
        <style type="text/css">
            .dot-label
            {
                font-weight: bold;
                font-size: 20px;
            }
            
            .note .x-form-item
            {
                margin-bottom: 0px;
            }
            
            .note .x-form-display-field
            {
                color: gray;
                padding-top: 0px;
                padding-left: 105px;
                margin-bottom: 5px;
            }
            .x-mcombo-item-disabled
            {
                opacity: 1;
                filter: alpha(opacity=100);
            }
        </style>
    </head>
    
    <body>
        <form id="form1" runat="server">
        <div>
            <ext:ResourceManager ID="ResourceManager2" runat="server" />
            <ext:Panel ID="Panel2" runat="server" Layout="FitLayout" Frame="true">
                <Items>
                    <ext:FormPanel ID="FormPanel2" runat="server" Title="Dados do Pedido" BodyPadding="5"
                        ButtonAlign="Left" Frame="true" Layout="FitLayout" Height="510">
                        <Items>
                            <ext:Container ID="Container1" runat="server" Layout="Column" AutoHeight="true">
                                <Items>
                                    <ext:Container ID="Container2" runat="server" Layout="AnchorLayout" ColumnWidth=".2">
                                        <Items>
                                            <ext:ComboBox ID="dbTipoPedido" runat="server" Editable="true" Height="20px" FieldLabel="Tipo Pedido"
                                                Width="403" ReadOnly="false" AnchorHorizontal="95%" LabelAlign="Right" QueryMode="Local"
                                                DisplayField="cNmTipoPedido" ValueField="nCdTipoPedido" TriggerAction="Query"
                                                EmptyText="Selecionar..." TypeAhead="true" ForceSelection="true">
                                                <Store>
                                                    <ext:Store ID="StoreTipoPedido" runat="server" AutoLoad="true">
                                                        <Model>
                                                            <ext:Model ID="Model2" IDProperty="nCdTipoPedido" runat="server">
                                                                <Fields>
                                                                    <ext:ModelField Name="nCdTipoPedido" Type="Int" />
                                                                    <ext:ModelField Name="cNmTipoPedido" Type="String" />
                                                                </Fields>
                                                            </ext:Model>
                                                        </Model>
                                                    </ext:Store>
                                                </Store>
                                            </ext:ComboBox>
                                        </Items>
                                    </ext:Container>
                                </Items>
                            </ext:Container>
                        </Items>
                    </ext:FormPanel>
                </Items>
            </ext:Panel>
        </div>
        </form>
    </body>
    </html>
    In the code cs:

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!X.IsAjaxRequest)
            {
                posicionarTipoPedido();
                posicionarRegistro(Request["Id"].ToString());
            }
        }
    
        private void posicionarTipoPedido()
        {
            var lista = from f in dc.TipoPedidos
                                      orderby f.cNmTipoPedido
                                      select new
                                      {
                                          f.nCdTipoPedido,
                                          f.cNmTipoPedido
                                      };
    
            this.StoreTipoPedido.DataSource = lista;
            this.StoreTipoPedido.DataBind();
        }
    
    
        private void posicionarRegistro(string _codigoPedido)
        {
            ModeloDataContext dc = new ModeloDataContext();
    
            Pedido ped = dc.Pedidos.FirstOrDefault(p1 => p1.nCdPedido == Convert.ToInt32(Request["Id"].ToString()));
    
            if (ped != null)
            {
                dbTipoPedido.SelectedItems.Add(new Ext.Net.ListItem { Value = ped.nCdTipoPedido.ToString() });
                dbTipoPedido.UpdateSelectedItems();
            }
    
            return;
        }
    In Watch Window, the value of selecteditem is correct, but when the form is show, no item is selected.

    Thanks in advance.

    Oliver
    Last edited by Daniil; May 28, 2012 at 4:40 PM. Reason: [CLOSED]
  2. #2
    Hi,

    I think you should set up Mode to Raw for the ListItem.
    dbTipoPedido.SelectedItems.Add(new Ext.Net.ListItem 
    { 
        Value = ped.nCdTipoPedido.ToString(),
        Mode = ParameterMode.Raw
    });
    as ValueField has Int type.
  3. #3
    Quote Originally Posted by Daniil View Post
    Hi,

    I think you should set up Mode to Raw for the ListItem.
    dbTipoPedido.SelectedItems.Add(new Ext.Net.ListItem 
    { 
        Value = ped.nCdTipoPedido.ToString(),
        Mode = ParameterMode.Raw
    });
    as ValueField has Int type.
    Hi Daniil,

    It works!!!

    Thanks a lot!

    Oliver

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