Simvol/IS_hairdresser/Form2.cs

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 IS_hairdresser
{
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
            password.PasswordChar = '*';
        }

        private void button7_Click(object sender, EventArgs e)
        {
            if (login.Text == "1" && password.Text == "1")
            {
                Form1 fr = new Form1();
                this.Hide();
                fr.Show();
            }
            else
            {
                label2.Text = "Логин или пароль введён неверно";
            }
        }

        private void password_TextChanged(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (password.PasswordChar == '\0')
            {
                button2.BringToFront();
                password.PasswordChar = '*';
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            if(password.PasswordChar == '*')
            {
                button1.BringToFront();
                password.PasswordChar = '\0';
            }
        }
    }
}