Calculate total using dynamic gridview?

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C#

if(ddlindentno.SelectedItem.Text != "--Select--")
    {                      
        foreach (GridViewRow row in GVFeedsaleOrder.Rows)
        {
            DropDownList ddl = (DropDownList)row.FindControl("ddltype");
            DropDownList ddl1 = (DropDownList)row.FindControl("ddlqty");
            TextBox txtnufbags = (TextBox)row.FindControl("txtnoofbags");
            TextBox txtrateperkg = (TextBox)row.FindControl("txtrateperkg");

            if (txtnufbags.Text.Trim() != "" && txtrateperkg.Text.Trim() != "" && 
    ddl.SelectedItem.Text != "--Select--" && ddl1.SelectedItem.Text != "--Select--")
            {
                //CalculateTotal();
                objfeedretailPL.sno = Convert.ToInt32(ddlindentno.SelectedValue);
                objfeedretailPL.type = Convert.ToInt32(ddl.SelectedValue);
                objfeedretailPL.quantity = Convert.ToInt32(ddl1.SelectedItem.Text);
                objfeedretailPL.noofbags = Convert.ToInt32(txtnufbags.Text.ToString());
                objfeedretailPL.rateperkg = Convert.ToSingle(txtrateperkg.Text.ToString());                      
                objfeedretailPL.username = Session["username"].ToString();

                int baginkgs = Convert.ToInt32(ddl1.SelectedItem.Text);
                int noofbags = Convert.ToInt32(txtnufbags.Text);
                float ratepkg = Convert.ToSingle(txtrateperkg.Text);
                float recamt = Convert.ToSingle(lblamtrec.Text.ToString());

                float totprvtotal = 0.0f;
                totprvtotal = noofbags * ratepkg * ratepkg;
            }
        }
     }

Here i calculate the first row of dynamic grid..now it's total add the next row..how can i add that..please help me

Posted 1-Jan-14 22:10pm

Siva Hyderabad

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Sibasisjena 2-Jan-14 5:17am

Can you please explain some more about your problem. I am not getting what is your problem.

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Siva Hyderabad · Accepted Answer · 2014-01-01T23:54:00

C#

if(ddlindentno.SelectedItem.Text != "--Select--")
    {       
        float totprvtotal = 0.0f;               
        foreach (GridViewRow row in GVFeedsaleOrder.Rows)
        {
            DropDownList ddl = (DropDownList)row.FindControl("ddltype");
            DropDownList ddl1 = (DropDownList)row.FindControl("ddlqty");
            TextBox txtnufbags = (TextBox)row.FindControl("txtnoofbags");
            TextBox txtrateperkg = (TextBox)row.FindControl("txtrateperkg");
 
            if (txtnufbags.Text.Trim() != "" && txtrateperkg.Text.Trim() != "" && 
    ddl.SelectedItem.Text != "--Select--" && ddl1.SelectedItem.Text != "--Select--")
            {
                //CalculateTotal();
                objfeedretailPL.sno = Convert.ToInt32(ddlindentno.SelectedValue);
                objfeedretailPL.type = Convert.ToInt32(ddl.SelectedValue);
                objfeedretailPL.quantity = Convert.ToInt32(ddl1.SelectedItem.Text);
                objfeedretailPL.noofbags = Convert.ToInt32(txtnufbags.Text.ToString());
                objfeedretailPL.rateperkg = Convert.ToSingle(txtrateperkg.Text.ToString());                      
                objfeedretailPL.username = Session["username"].ToString();
 
                int baginkgs = Convert.ToInt32(ddl1.SelectedItem.Text);
                int noofbags = Convert.ToInt32(txtnufbags.Text);
                float ratepkg = Convert.ToSingle(txtrateperkg.Text);
                float recamt = Convert.ToSingle(lblamtrec.Text.ToString()); 
                
                totprvtotal = noofbags * baginkgs * ratepkg + totprvtotal ;
            }
        }
     }