Erro AJAX - Componente Update Panel.
05/05/2008
0
Olá,
Estou tentando aprender AJAX. Neste exemplo, estou tendo problemas com um update panel.
Surge este mensagem quando compilo:
The control with ID ´UpdatePanel1´ requires a ScriptManager on the page. The ScriptManager must appear before any controls that need it.
O código:
Estou tentando aprender AJAX. Neste exemplo, estou tendo problemas com um update panel.
Surge este mensagem quando compilo:
The control with ID ´UpdatePanel1´ requires a ScriptManager on the page. The ScriptManager must appear before any controls that need it.
O código:
<¬@ Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" ¬>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Untitled Page</title>
<style type="text/css">
#form1
{
height: 520px;
}
</style>
</head>
<body>
<form id="form1" runat="server">
<asp:DropDownList ID="DropDownList1" runat="server" Height="50px" Width="202px">
<asp:ListItem Value="true">Completo</asp:ListItem>
<asp:ListItem Value="false">Incompleto</asp:ListItem>
</asp:DropDownList>
<br />
<br />
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:GridView ID="GridView1" runat="server" AllowPaging="True"
AllowSorting="True" AutoGenerateColumns="False" BackColor="White"
BorderColor="#E7E7FF" BorderStyle="None" BorderWidth="1px" CellPadding="3"
DataKeyNames="ProjetoId" DataSourceID="ObjectDataSource1"
GridLines="Horizontal">
<FooterStyle BackColor="#B5C7DE" ForeColor="4A3C8C" />
<RowStyle BackColor="E7E7FF" ForeColor="4A3C8C" />
<Columns>
<asp:CommandField ShowEditButton="True" />
<asp:BoundField DataField="ProjetoId" HeaderText="ProjetoId"
InsertVisible="False" ReadOnly="True" SortExpression="ProjetoId" />
<asp:BoundField DataField="Nome" HeaderText="Nome" SortExpression="Nome" />
<asp:CheckBoxField DataField="Completa" HeaderText="Completa"
SortExpression="Completa" />
</Columns>
<PagerStyle BackColor="#E7E7FF" ForeColor="4A3C8C" HorizontalAlign="Right" />
<SelectedRowStyle BackColor="738A9C" Font-Bold="True" ForeColor="F7F7F7" />
<HeaderStyle BackColor="4A3C8C" Font-Bold="True" ForeColor="F7F7F7" />
<AlternatingRowStyle BackColor="F7F7F7" />
</asp:GridView>
<asp:ObjectDataSource ID="ObjectDataSource1" runat="server"
DeleteMethod="Delete" InsertMethod="Insert"
OldValuesParameterFormatString="original_"
SelectMethod="GetProjetosPorStatus"
TypeName="DataSet1TableAdapters.ProjetosTableAdapter" UpdateMethod="Update">
<DeleteParameters>
<asp:Parameter Name="Original_ProjetoId" Type="Int32" />
</DeleteParameters>
<UpdateParameters>
<asp:Parameter Name="Nome" Type="String" />
<asp:Parameter Name="Completa" Type="Boolean" />
<asp:Parameter Name="Original_ProjetoId" Type="Int32" />
</UpdateParameters>
<SelectParameters>
<asp:ControlParameter ControlID="DropDownList1" Name="Completa"
PropertyName="SelectedValue" Type="Boolean" />
</SelectParameters>
<InsertParameters>
<asp:Parameter Name="Nome" Type="String" />
<asp:Parameter Name="Completa" Type="Boolean" />
</InsertParameters>
</asp:ObjectDataSource>
</ContentTemplate>
<Triggers>
<asp:AsyncPostBackTrigger ControlID="DropDownList1"
EventName="SelectedIndexChanged" />
</Triggers>
</asp:UpdatePanel>
</form>
</body>
</html>
[quote]
Se alguém puder ajudar agradeço.
Pesquisei aqui no fórum e em outros mas não obtive êxito.
PS.: Utilizo Visual Studio 2008 e Microsoft .NET Frameowrk 3.5
Att
Dalton
Dbergkamps10
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