How to set value of a field from sharepoint list

Download infopath form coding at here

Designing  and coding infopath

• Article 1: How to code C-Sharp on infopath form 2010
• Article 2: How to set the value of a Field in Infopath
• Article 3: How to set value of a field from sharepoint list
• Article 4: Populating InfoPath Drop Down List Box with SharePoint List Lookup Data 
• Article 5: Populating InfoPath Drop Down List Box with SharePoint Fields Choice
• Article 6: Deploy an InfoPath 2010 Form with Managed Code to a Browser Enabled Sharepoint Document Library

In article How to set the value of a Field in Infopath we learn how to code basic infopath, now we continue code to get data from sharepoint list then display to fields of infopath form

Open Infopath | Design user interface follows as

Go to File => Form Options => Programming

Form template code language: C#

Go to File => Form Options => Security and Trust

Configure follows as:

Go to Tab Developer | click to Loading Event ribbon

Visual studio open automatically with Method FormEvents_Loading

Add reference to Microsoft.sharepoint.dll

 Using  using Microsoft.SharePoint;

Paste this segment code into Method FormEvents_Loading

using Microsoft.Office.InfoPath;

using System;

using System.Xml;

using System.Xml.XPath;

using Microsoft.SharePoint;

namespace CodeInfopathByMSTechSharing

{

    public partial class FormCode

    {       

        // NOTE: The following procedure is required by Microsoft InfoPath.

        // It can be modified using Microsoft InfoPath.

        public void InternalStartup()

        {

            EventManager.FormEvents.Loading += new LoadingEventHandler(FormEvents_Loading);

        }

        public void FormEvents_Loading(object sender, LoadingEventArgs e)

        {

            string title = "";

            string startDate = "";

            string complete = "";

           

            SPSite spSite = new SPSite("http://win-67038mbkel7");

            using (SPWeb spWeb = spSite.OpenWeb())

            {               

                SPList spList = spWeb.Lists["Tasks"];

                //SPList spList = SPContext.Current.List;

                //int id = Convert.ToInt32(System.Web.HttpContext.Current.Request.QueryString["ID"]);

                SPQuery spQuery = new SPQuery();

                SPListItemCollection collection = spList.GetItems(spQuery);

                SPListItem spListItem = collection.GetItemById(3);

                title = spListItem["Title"].ToString();               

                startDate = spListItem["StartDate"].ToString();

                complete = spListItem["PercentComplete"].ToString();                

                // how to publish infopath from code to sharepoint

                //http://platinumdogs.me/2007/12/17/deploy-an-infopath-2007-form-with-managed-code-to-a-browser-enabled-sharepoint-document-library/

            }

            XPathNavigator xPathNavigatorTitle = this.MainDataSource.CreateNavigator()

            .SelectSingleNode("/my:myFields/my:txtTitle", this.NamespaceManager);

            xPathNavigatorTitle.SetValue(title);

            XPathNavigator xPathNavigatorDueDate = this.MainDataSource.CreateNavigator()

            .SelectSingleNode("/my:myFields/my:txtStartDate", this.NamespaceManager);

            xPathNavigatorDueDate.SetValue(startDate);

            XPathNavigator xPathNavigatorComplete = this.MainDataSource.CreateNavigator()

            .SelectSingleNode("/my:myFields/my:txtPercentComplete", this.NamespaceManager);

            xPathNavigatorComplete.SetValue(complete);

        }

    }

}

Deploy an InfoPath 2010 Form with Managed Code to a Browser Enabled Sharepoint Document Library

Go to File => Publish => Click to Sharepoint Server

Input URL to sharepoint site then click next

Click Next

Click Browse… (Publish infopath form with administrator permission)

Save infopath form

Add Fields

Click Publish

Upload the template

Go to Central Admin => General Application Settings => Infopath Form Services => click to Manage form templates

Click to Upload form template

Browse to infopath form which publish in your machine

Click to Upload

Upload successful

Activate the form template on a Site Collection

Back to Manage form template screen | click to your infopath form | Active to a site collection

Choose your site collection

Associate the Form Template with a Form Library

Go to your site collection | create a new Document Library | input name: My Documents

On My Documents  =>  Document Library Settings => Advanced Settings => at Allow management of content types? : Yes

Click to “Add from existing site content types” link

Add content type (Infopath content type) to your library

Infopath content type is added successful

Go to Tasks list | try add new item

Go back My Documents Library | Tab Documents | New Document | CodeInfopathByMSTechSharingPublish

You see result at (Data from Tasks List is got and set to control infopath)

You can save this form

Result as