Search form

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Блокнот
{
    public partial class fSearch : Form
    {
        private readonly fMain fMa;

        public fSearch(fMain pfMain)
        {
            this.fMa = pfMain;
            InitializeComponent();
        }
        private void btCancel_Click(object sender, EventArgs e)
        {
            this.Close();
        }
        private void tbString_TextChanged(object sender, EventArgs e)
        {
            Textt.findText = tbString.Text;
            this.fMa.Search();
            Textt.count = 0;
            lblCount.Text = Textt.count.ToString() + "/" + Textt.allCount.ToString();
        }
        private void btSearchNext_Click_1(object sender, EventArgs e)
        {
            Textt.count++;
            if (Textt.count > Textt.allCount)
            {
                Textt.count = 1;
            }
            lblCount.Text = Textt.count.ToString() + "/" + Textt.allCount.ToString();
            this.fMa.Selection();
        }
    }
}