How to Print Web Page Controls Using C# 2.0

Create a web form like below. Put all the controls inside one Panel.

On click event of the “Print Page” button write below code.

   1:  //Write the below code for click event of the "Print Page" button

   2:      protected void btnPrintPage_Click(object sender,

           EventArgs e)

   3:      {

   4:          Session["ctrl"] = Panel1;

   5:          Control ctrl = (Control)Session["ctrl"];

   6:          PrintWebControl(ctrl);

   7:      }

Use the below namespace

using System.IO;

Create the function PrintWebControl which is calling from the click event of the “Page Print” button.

   1:  public static void PrintWebControl(Control ControlToPrint)

   2:      {

   3:          StringWriter stringWrite = new StringWriter();

   4:          System.Web.UI.HtmlTextWriter htmlWrite = new System.Web.UI.HtmlTextWriter(stringWrite);

   5:          if (ControlToPrint is WebControl)

   6:          {

   7:              Unit w = new Unit(100, UnitType.Percentage); ((WebControl)ControlToPrint).Width = w;

   8:          }

   9:          Page pg = new Page();

  10:          pg.EnableEventValidation = false;

  11:          HtmlForm frm = new HtmlForm();

  12:          pg.Controls.Add(frm);

  13:          frm.Attributes.Add("runat", "server");

  14:          frm.Controls.Add(ControlToPrint);

  15:          pg.DesignerInitialize();

  16:          pg.RenderControl(htmlWrite);

  17:          string strHTML = stringWrite.ToString();

  18:          HttpContext.Current.Response.Clear();

  19:          HttpContext.Current.Response.Write(strHTML);

  20:          HttpContext.Current.Response.Write("<script>window.print();</script>");

  21:          HttpContext.Current.Response.End();

  22:      }

Done!!!! Execute it…Enjoy printing controls….