Adding validation to text box.

Posted by Achiever_Aman under ASP.NET on 7/28/2013 | Points: 10 | Views : 1175 | Status : [Member] | Replies : 4

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How to add validation in textbox in window's form.
Adding validation control in web form is quite easy as it is available in toolbox but in windows form, toolbox doesnot show validation control. PLease help..

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Posted by: Satyapriyanayak on: 7/28/2013 [Member] [MVP] Silver | Points: 25

0	Which type of validation you want? Blank validation on textbox in windows apps using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace Validation_on_textbox { public partial class Form2 : Form { public Form2() { InitializeComponent(); } private void button1_Click(object sender, EventArgs e) { foreach (Control c1 in this.Controls) { if (c1 is TextBox) { if (c1.Text == "") { MessageBox.Show("Name Field cannnot be blank"); c1.BackColor = Color.Orange; textBox1.Focus(); } else { MessageBox.Show("Correct"); c1.BackColor = Color.White; } } } clear(); } private void clear() { textBox1.Text = ""; } } } If this post helps you mark it as answer Thanks Achiever_Aman, if this helps please login to Mark As Answer. \| Alert Moderator

Which type of validation you want?



Blank validation on textbox in windows apps 



using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;



namespace Validation_on_textbox

{

    public partial class Form2 : Form

    {

        public Form2()

        {

            InitializeComponent();

        }



        private void button1_Click(object sender, EventArgs e)

        {

            foreach (Control c1 in this.Controls)

            {

                if (c1 is TextBox)

                {

                    if (c1.Text == "")

                    {

                        MessageBox.Show("Name Field cannnot be blank");

                        c1.BackColor = Color.Orange;

                        textBox1.Focus();

                    }

                    else

                    {

                        MessageBox.Show("Correct");

                        c1.BackColor = Color.White;

                    }

                }

            }

            clear();

        }

        private void clear()

        {

            textBox1.Text = "";

        }

    }

}

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Achiever_Aman, if this helps please login to Mark As Answer. | Alert Moderator

Posted by: aswinialuri-19361 on: 7/28/2013 [Member] Starter | Points: 25

0	Hi refer this link it might be usefull to you http://www.codeproject.com/Articles/13922/Validate-user-input-in-Windows-Forms http://www.dotnetfunda.com/forums/thread12068-how-to-validate-textbox-in-windows-application.aspx Mark as Answer if it helps you Thanks&Regards Aswini Aluri Achiever_Aman, if this helps please login to Mark As Answer. \| Alert Moderator

Posted by: Bandi on: 7/29/2013 [Member] [MVP] Platinum | Points: 25

0	Hi Aman Agarwal, You can check the logic here http://www.dotnetfunda.com/forums/thread15754-donot-allow-any-space-in-textbox.aspx Approch is: You have to write your own logic to validate TextBox Mark This Response as Answer -- Chandu http://www.dotnetfunda.com/images/dnfmvp.gif Achiever_Aman, if this helps please login to Mark As Answer. \| Alert Moderator

Posted by: Ssj_Kumar on: 7/29/2013 [Member] Starter | Points: 25

0	What type of validation you need to do, In Windows form there is no validation controls, you need to write your own validations let us know what validation you need, we will support Regards, Jayakumar Selvakani Achiever_Aman, if this helps please login to Mark As Answer. \| Alert Moderator

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