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- <%@ Page Language="C#" %>
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <script runat="server">
- protected void Button1_Click(object sender, EventArgs e)
- {
- System.Threading.Thread.Sleep(3000);
- Label1.Text = DateTime.Now.ToString();
- }
- protected void Panel1Trigger_Click(object sender, EventArgs e)
- {
- System.Threading.Thread.Sleep(3000);
- Label1.Text = DateTime.Now.ToString() + " - trigger";
- }
- </script>
- <html xmlns="http://www.w3.org/1999/xhtml" >
- <head id="Head1" runat="server">
- <title>UpdateProgress Tutorial</title>
- <style type="text/css">
- #UpdatePanel1 {
- width:200px; height:100px;
- border: 1px solid gray;
- }
- #UpdateProgress1 {
- width:200px; background-color: #FFC080;
- bottom: 0%; left: 0px; position: absolute;
- }
- </style>
- </head>
- <body>
- <form id="form1" runat="server">
- <div>
- <asp:ScriptManager ID="ScriptManager1" runat="server" />
- <script language="javascript" type="text/javascript">
- <!--
- var prm = Sys.WebForms.PageRequestManager.getInstance();
- function CancelAsyncPostBack() {
- if (prm.get_isInAsyncPostBack()) {
- prm.abortPostBack();
- }
- }
- prm.add_initializeRequest(InitializeRequest);
- prm.add_endRequest(EndRequest);
- var postBackElement;
- function InitializeRequest(sender, args) {
- if (prm.get_isInAsyncPostBack()) {
- args.set_cancel(true);
- }
- postBackElement = args.get_postBackElement();
- if (postBackElement.id == 'Panel1Trigger') {
- $get('UpdateProgress1').style.display = 'block';
- }
- }
- function EndRequest(sender, args) {
- if (postBackElement.id == 'Panel1Trigger') {
- $get('UpdateProgress1').style.display = 'none';
- }
- }
- // -->
- </script>
- <asp:UpdatePanel ID="UpdatePanel1" runat="server">
- <ContentTemplate>
- <asp:Label ID="Label1" runat="server" Text="Panel rendered."></asp:Label><br />
- <asp:Button ID="Button1" runat="server" Text="refresh" OnClick="Button1_Click" />
- </ContentTemplate>
- <Triggers>
- <asp:AsyncPostBackTrigger ControlID="Panel1Trigger" />
- </Triggers>
- </asp:UpdatePanel>
- <asp:Button ID="Panel1Trigger" runat="server" Text="Trigger" OnClick="Panel1Trigger_Click" />
- <asp:UpdateProgress ID="UpdateProgress1" runat="server" AssociatedUpdatePanelID="UpdatePanel1">
- <ProgressTemplate>
- Processing...
- <input id="Button2"
- type="button"
- value="cancel"
- onclick="CancelAsyncPostBack()" />
- </ProgressTemplate>
- </asp:UpdateProgress>
-
- </div>
- </form>
- </body>
- </html>
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