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December 20, 2017 16:04
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ASP.NET UpdatePanel UpdateMode=Conditional
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| <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="webForm1.aspx.cs" Inherits="aspnet_webapp.webForm1" %> | |
| <!DOCTYPE html> | |
| <html xmlns="http://www.w3.org/1999/xhtml"> | |
| <head runat="server"> | |
| <title>Pure asp.net testing </title> | |
| </head> | |
| <body> | |
| <form id="form1" runat="server"> | |
| <asp:ScriptManager ID="ScriptManager1" runat="server"></asp:ScriptManager> | |
| <asp:Table ID="tboutertable" runat="server"> | |
| <asp:TableRow ID="tbr1"> | |
| <asp:TableCell ID="tbc1" Text="Chose a value: "> | |
| <asp:DropDownList ID="ddl" OnSelectedIndexChanged="ddl_SelectedIndexChanged" runat="server" AutoPostBack="true" /> | |
| </asp:TableCell> | |
| </asp:TableRow> | |
| <asp:TableRow ID="tbr2"> | |
| <asp:TableCell ID="tbcddl" Text="table-cell text here"> | |
| </asp:TableCell> | |
| </asp:TableRow> | |
| <asp:TableRow ID="tbrcontainertbdadospessoais"> | |
| <asp:TableCell> | |
| <asp:UpdatePanel ID="udpdadospessoais" runat="server" UpdateMode="Conditional"> | |
| <ContentTemplate> | |
| <asp:Table ID="tbdadospessoais" runat="server"> | |
| <asp:TableRow runat="server" ID="tbrnomecandidato"> | |
| <asp:TableCell runat="server" CssClass="ms-formlabel" Width="30%" VerticalAlign="Top"> | |
| <asp:Label ID="lblnomecandidato" runat="server" Text="Nome completo" /> | |
| </asp:TableCell> | |
| </asp:TableRow> | |
| </asp:Table> | |
| </ContentTemplate> | |
| <Triggers> | |
| <asp:AsyncPostBackTrigger ControlID="ddl" EventName="SelectedIndexChanged" /> | |
| </Triggers> | |
| </asp:UpdatePanel> | |
| </asp:TableCell> | |
| </asp:TableRow> | |
| </asp:Table> | |
| </form> | |
| </body> | |
| </html> |
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| using System; | |
| using System.Collections.Generic; | |
| using System.Linq; | |
| using System.Web; | |
| using System.Web.UI; | |
| using System.Web.UI.WebControls; | |
| namespace aspnet_webapp | |
| { | |
| public partial class webForm1 : System.Web.UI.Page | |
| { | |
| protected void Page_Load(object sender, EventArgs e) | |
| { | |
| if (!IsPostBack) { | |
| tbrnomecandidato.Visible = false; | |
| ddl.Items.Add("NULL"); | |
| ddl.Items.Add("mostrar"); | |
| ddl.Items.Add("esconder"); | |
| } | |
| } | |
| protected void ddl_SelectedIndexChanged(object sender, EventArgs e) | |
| { | |
| tbrnomecandidato.Visible = ddl.SelectedValue == "mostrar"; | |
| udpdadospessoais.Update(); | |
| } | |
| } | |
| } |
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Fazer o update a um updatepanel por um controlo externo ao updatepanel