<ext:XScript ID="XScript1" runat="server">
        <script>
             var IDVer = function()
            {
                return #{TfFId}.getValue(); // Uncaught TypeError: Cannot call method 'getValue' of undefined 
            };
        </script>
    </ext:XScript>
                                 <ext:TextField ID="TfFId" Text="0" runat="server" Hidden="true" />
                                 <ext:GridPanel ID="GridPanel1" Region="Center" Flex="1" Height="250" runat="server">
                                        <LeftBar>
                                            <ext:Toolbar runat="server">
                                                <Items>
                                                    <ext:Button runat="server" Icon="Add" Handler="#{Store1}.insert(0,new ModelStok());"/>
                                                </Items>
                                            </ext:Toolbar>
                                        </LeftBar>
                                        <Store>
                                            <ext:Store ID="Store1" runat="server" OnBeforeStoreChanged="Kaydet">
                                                <Model>
                                                    <ext:Model Name="ModelStok" IDProperty="Id" runat="server">
                                                        <Fields>
                                                            <ext:ModelField Name="Id" Type="Int" />
                                                            <ext:ModelField Name="StokId" Type="Int" />
                                                            <ext:ModelField Name="StokKodu" Type="String" />
                                                            <ext:ModelField Name="StokAdi" Type="String" />
                                                            <ext:ModelField Name="Miktar" Type="Int" />
                                                            <ext:ModelField Name="Fiyat" Type="Float" />
                                                        </Fields>
                                                    </ext:Model>
                                                </Model>
                                            </ext:Store>
                                        </Store>
                                        <ColumnModel>
                                            <Columns>
                                                <ext:RowNumbererColumn runat="server" />
                                                <ext:Column runat="server" Text="Stok Kodu" MinWidth="80" DataIndex="StokKodu" />
                                                <ext:Column runat="server" Text="Stok Adı" DataIndex="StokAdi" Width="570">
                                                    <Editor>
                                                        <ext:ComboBox runat="server" DisplayField="Adi" ValueField="Adi" TypeAhead="false"  PageSize="10" HideBaseTrigger="true" MinChars="1">
                                                            <ListConfig LoadingText="Aranıyor...">
                                                                <ItemTpl ID="ItemTpl1" runat="server">
                                                                    <Html>
                                                                        <div class="search-item">
							                                                <h3><span>{Fiyati}</span>{Adi}</h3>
							                                                {Kodu}
						                                                </div>
                                                                    </Html>
                                                                </ItemTpl>
                                                            </ListConfig>
                                                            <Store>
                                                                <ext:Store ID="Store2" runat="server" AutoLoad="false">
                                                                    <Proxy>
                                                                        <ext:AjaxProxy Url="HStok.ashx">
                                                                            <ActionMethods Read="POST" />
                                                                            <ExtraParams>
                                                                                <ext:Parameter Name="ID" Value="IDVer()" Mode="Raw" />
                                                                            </ExtraParams>
                                                                            <Reader>
                                                                                <ext:JsonReader Root="plants" TotalProperty="total" />
                                                                            </Reader>
                                                                        </ext:AjaxProxy>
                                                                    </Proxy>
                                                                    <Model>
                                                                        <ext:Model runat="server">
                                                                            <Fields>
                                                                                <ext:ModelField Name="Adi" />
                                                                                <ext:ModelField Name="Kodu" />
                                                                                <ext:ModelField Name="Fiyati" Type="Float" />
                                                                            </Fields>
                                                                        </ext:Model>
                                                                    </Model>
                                                                </ext:Store>
                                                            </Store>
                                                        </ext:ComboBox>
                                                    </Editor>
                                                </ext:Column>
                                                <ext:Column runat="server" DataIndex="Miktar" Width="60" Text="Miktarı">
                                                    <EditorOptions AutoSize="true" />
                                                    <Editor>
                                                        <ext:NumberField runat="server" AllowBlank="false" MinValue="1" />
                                                    </Editor>
                                                </ext:Column>
                                                <ext:Column runat="server" Text="Fiyatı" DataIndex="Fiyat" Width="60" Align="Right" />
                                        </ColumnModel>
                                        <Plugins>
                                            <ext:CellEditing runat="server" ClicksToEdit="1"/>
                                        </Plugins>
                                     </ext:GridPanel>
fifth row, I get the error Uncaught TypeError: Cannot call method 'getValue' of undefined

if calling the js function from button error does not.

How send Textfield value parameter to *.ashx file in AjaxProxy.

Thank you.


-Hakan Ertuğ