一旦页面加载，阻止modalpopup在每次页面刷新或回发操作时显示。 [英] to prevent modalpopup from displaying at every page refresh or postback action once the page is loaded.

问题描述

你好专家，



你们真的做得很好，坚持下去。我是开发新手，所以我需要你的帮助。

这里是问题所在，我想阻止modalpopup在每次页面刷新或回发操作时发生错误。我需要你的帮助。下面是我的代码请帮助我。提前谢谢你。

Hello experts,

You guys are really doing a great job,keep it up. I''m new in development so i need your help.
here is the problem, i want to prevent a modalpopup from displying at every page refresh or postback action. please i need your help.below is my code please help me.Thank you in advance.

<%@ Assembly Name="$SharePoint.Project.AssemblyFullName$" %>
<%@ Assembly Name="Microsoft.Web.CommandUI, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %>
<%@ Register Tagprefix="SharePoint" Namespace="Microsoft.SharePoint.WebControls" Assembly="Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %>
<%@ Register Tagprefix="Utilities" Namespace="Microsoft.SharePoint.Utilities" Assembly="Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %>
<%@ Register Tagprefix="asp" Namespace="System.Web.UI" Assembly="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" %>
<%@ Import Namespace="Microsoft.SharePoint" %> 
<%@ Register Tagprefix="WebPartPages" Namespace="Microsoft.SharePoint.WebPartPages" Assembly="Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %>
<%@ Control Language="C#" AutoEventWireup="true" CodeBehind="ModalPopupControl.ascx.cs" Inherits="ModalPopup.ControlTemplates.ModalPopup.ModalPopupControl" %>

<SharePoint:ScriptLink ID="ScriptLink1" Name="SP.js"  runat="server"  önDemand="true" Localizable="false" />
<SharePoint:ScriptLink ID="ScriptLink2" Name="SP.UI.Dialog.js"  runat="server"  önDemand="true" Localizable="false" />
<SharePoint:FormDigest ID="FormDigest1"  runat="server" />
<script type="text/javascript">

    var currentContext = null;
    var currentweb = null;
    var listName = "Highlights";
    var itemIDs = new Array();

    ExecuteOrDelayUntilScriptLoaded(get_highlights, "SP.js");
    
    function get_highlights() {
        currentContext = new SP.ClientContext.get_current();
        currentweb = currentContext.get_web();
        var highlightList = currentweb.get_lists().getByTitle(listName);

        var camlQuery = new SP.CamlQuery();
        camlQuery.set_viewXml("<view><query>" +
            "<orderby><fieldref name="Highlight_x0020_Priority" ascending="TRUE" /></orderby>" +
            "<where><geq><fieldref name="Expires" /><value type="DateTime"><today /></value></geq></where>" +
            "</query></view>");
        
        this.collListItem = highlightList.getItems(camlQuery);
        currentContext.load(collListItem);
        currentContext.executeQueryAsync(
            Function.createDelegate(this, this.onQuerySucceeded),
            Function.createDelegate(this, this.onQueryFailed)
        );
    }

    function onQuerySucceeded(sender, args) {
        var listItemEnumerator = collListItem.getEnumerator();
        var count = 0;

        while (listItemEnumerator.moveNext()) {
            var highlightItem = listItemEnumerator.get_current();
            itemIDs[count] = highlightItem.get_id();
            count = count + 1;
        }

        ExecuteOrDelayUntilScriptLoaded(displayModalDialog, "SP.UI.Dialog.js");
    }

    function onQueryFailed(sender, args) {
        alert(''Request failed. '' + args.get_message() + ''\n'' + args.get_stackTrace());
    }

    function displayModalDialog() {

        for (i = 0; i < itemIDs.length; i++) {
            var offsetX = 5 + (i * 100);
            var offsetY = 5 + (i * 10);
            var options = {
                url: "/_layouts/ModalPopup/Highlights.aspx?ItID=" + itemIDs[i],
                width: 750,
                height: 480,
                title: "Highlights",
                allowMaximize: true,
                showClose: true,
                x: offsetX,
                y: offsetY
            };


            SP.UI.ModalDialog.showModalDialog(options);
        }
    }
	//_spBodyOnLoadFunctionNames.push("portal_openModalDialog");
	
</script>

推荐答案

SharePoint.Project.AssemblyFullName

SharePoint.Project.AssemblyFullName

％>
<％@ Assembly Name =Microsoft.Web.CommandUI，Version = 14.0.0.0，Culture = neutral，PublicKeyToken = 71e9bce111e9429c％>
<％@注册Tagprefix =SharePointNamespace =Microsoft.SharePoint.WebControlsAssembly =Microsoft.SharePoint，Version = 14.0.0.0，Culture = neutral，PublicKeyToken = 71e9bce111e9429c％>
<％@ Register Tagprefix = UtilitiesNamespace =Microsoft.SharePoint.UtilitiesAssembly =Microsoft.SharePoint，Version = 14.0.0.0，Culture = neutral，PublicKeyToken = 71e9bce111e9429c％>
<％@ Register Tagprefix =asp Namespace =System.Web.UIAssembly =System.Web.Extensions，Version = 3.5.0.0，Culture = neutral，PublicKeyToken = 31bf3856ad364e35％>
<％@ Import Namespace =Microsoft.SharePoint ％>
<％@ Register Tagprefix =WebPartPagesNamespace =Microsoft.SharePoint.WebPartPagesAssembly =Microsoft.SharePoint，Version = 14.0.0.0，Culture = neutral，PublicKeyToken = 71e9bce111e9429c％>
<％@ Control Language =C＃AutoEventWireup =trueCodeBehind =ModalPopupControl.ascx.csInherits =ModalPopup.ControlTemplates.ModalPopup.ModalPopupControl％>

< SharePoint：ScriptLink ID =ScriptLink1Name =SP.jsrunat =serverönDemand=trueLocalizable =false/>
< SharePoint：ScriptLink ID =ScriptLink2Name =SP.UI.Dialog.jsrunat =serverönDemand=trueLocalizable =false/>
< SharePoint：FormDigest ID =FormDigest1runat =server/>
< script type =text / javascript>

var currentContext = null;
var currentweb = null;
var listName =亮点;
var itemIDs = new Array（）;

ExecuteOrDelayUntilScriptLoaded（get_highlights，SP.js）;

函数get_highlights（）{
currentContext = new SP.ClientContext.get_current（）;
currentweb = currentContext.get_web（）;
var highlightList = currentweb.get_lists（）。getByTitle（listName）;

var camlQuery = new SP.CamlQuery（）;
camlQuery.set_viewXml（< view>< query>+
< orderby>< fieldref name =Highlight_x0020_Priorityascending =TRUE/>< / orderby> +
< where>< geq>< fieldref name =Expires/>< value type =DateTime>< today />< / value>< / geq> ;< / where>+
< / query>< / view>）;

this.collListItem = highlightList.getItems（camlQuery）;
currentContext.load（collListItem）;
currentContext.executeQueryAsync（
Function.createDelegate（this，this.onQuerySucceeded），
Function.createDelegate（this，this.onQueryFailed）
）;
}

函数onQuerySucceeded（sender，args）{
var listItemEnumerator = collListItem.getEnumerator（）;
var count = 0;

while（listItemEnumerator.moveNext（））{
var highlightItem = listItemEnumerator.get_current（）;
itemIDs [count] = highlightItem.get_id（）;
count = count + 1;
}

ExecuteOrDelayUntilScriptLoaded（displayModalDialog，SP.UI.Dialog.js）;
}

函数onQueryFailed（sender，args）{
alert（''请求失败。''+ args.get_message（）+''\ n''+ args .get_stackTrace（））;
}

函数displayModalDialog（）{

for（i = 0; i< itemIDs.length; i ++）{
var offsetX = 5 +（i * 100）;
var offsetY = 5 +（i * 10）;
var options = {
url：/ _ layouts / MoviePopup / Highlights.aspx？Itt =+ itemIDs [i]，
宽度：750，
身高：480，
title：要点，
allowMaximize：true，
showClose：true，
x：offsetX，
y：offsetY
};


SP.UI.ModalDialog.showModalDialog（options）;
}
}
//_spBodyOnLoadFunctionNames.push(\"portal_openModalDialog）;

< / script>

" %> <%@ Assembly Name="Microsoft.Web.CommandUI, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %> <%@ Register Tagprefix="SharePoint" Namespace="Microsoft.SharePoint.WebControls" Assembly="Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %> <%@ Register Tagprefix="Utilities" Namespace="Microsoft.SharePoint.Utilities" Assembly="Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %> <%@ Register Tagprefix="asp" Namespace="System.Web.UI" Assembly="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" %> <%@ Import Namespace="Microsoft.SharePoint" %> <%@ Register Tagprefix="WebPartPages" Namespace="Microsoft.SharePoint.WebPartPages" Assembly="Microsoft.SharePoint, Version=14.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c" %> <%@ Control Language="C#" AutoEventWireup="true" CodeBehind="ModalPopupControl.ascx.cs" Inherits="ModalPopup.ControlTemplates.ModalPopup.ModalPopupControl" %> <SharePoint:ScriptLink ID="ScriptLink1" Name="SP.js" runat="server" önDemand="true" Localizable="false" /> <SharePoint:ScriptLink ID="ScriptLink2" Name="SP.UI.Dialog.js" runat="server" önDemand="true" Localizable="false" /> <SharePoint:FormDigest ID="FormDigest1" runat="server" /> <script type="text/javascript"> var currentContext = null; var currentweb = null; var listName = "Highlights"; var itemIDs = new Array(); ExecuteOrDelayUntilScriptLoaded(get_highlights, "SP.js"); function get_highlights() { currentContext = new SP.ClientContext.get_current(); currentweb = currentContext.get_web(); var highlightList = currentweb.get_lists().getByTitle(listName); var camlQuery = new SP.CamlQuery(); camlQuery.set_viewXml("<view><query>" + "<orderby><fieldref name="Highlight_x0020_Priority" ascending="TRUE" /></orderby>" + "<where><geq><fieldref name="Expires" /><value type="DateTime"><today /></value></geq></where>" + "</query></view>"); this.collListItem = highlightList.getItems(camlQuery); currentContext.load(collListItem); currentContext.executeQueryAsync( Function.createDelegate(this, this.onQuerySucceeded), Function.createDelegate(this, this.onQueryFailed) ); } function onQuerySucceeded(sender, args) { var listItemEnumerator = collListItem.getEnumerator(); var count = 0; while (listItemEnumerator.moveNext()) { var highlightItem = listItemEnumerator.get_current(); itemIDs[count] = highlightItem.get_id(); count = count + 1; } ExecuteOrDelayUntilScriptLoaded(displayModalDialog, "SP.UI.Dialog.js"); } function onQueryFailed(sender, args) { alert(''Request failed. '' + args.get_message() + ''\n'' + args.get_stackTrace()); } function displayModalDialog() { for (i = 0; i < itemIDs.length; i++) { var offsetX = 5 + (i * 100); var offsetY = 5 + (i * 10); var options = { url: "/_layouts/ModalPopup/Highlights.aspx?ItID=" + itemIDs[i], width: 750, height: 480, title: "Highlights", allowMaximize: true, showClose: true, x: offsetX, y: offsetY }; SP.UI.ModalDialog.showModalDialog(options); } } //_spBodyOnLoadFunctionNames.push("portal_openModalDialog"); </script>

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