Opros/oprosnik/Form1.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using static System.Windows.Forms.VisualStyles.VisualStyleElement;
using static System.Windows.Forms.VisualStyles.VisualStyleElement.Button;

namespace oprosnik
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        public string filePath;
        public string selectedGender;
        public string selectedEducation;
        public string SelectedCheckBox;
        public string prefix;
        public string imagePath;
        private void button1_Click(object sender, EventArgs e)
        {
            //
            //специальность
            switch (comboBox2.SelectedItem)
            {
                case "Лесозаготовки":
                    prefix = "ЛЗ";
                    break;
                case "Администратирование базз данных":
                    prefix = "АД";
                    break;
                case "Разработчик Веб и мультимидийных - приложений":
                    prefix = "РП";
                    break;
                case "Гостиничное Дело":
                    prefix = "ГД";
                    break;
                case "Сальто Назад":
                    prefix = "СН";
                    break;
                default:
                    prefix = "Неизвестно";
                    break;
            }
            filePath = Convert.ToString(prefix + "_" + textBox1.Text + ".txt");
            if (!File.Exists(filePath))
            {
                using (File.Create(filePath))
                {
                    Console.WriteLine("Файл создан: " + filePath);
                }
            }
            using (StreamWriter fileStream = File.AppendText(filePath))
            {
                try
                {
                    if (imagePath == null || textBox1.Text == "" || selectedGender == null || textBox2.Text == "" || textBox3.Text == "" || selectedEducation == null || richTextBox1.Text == "" || textBox4.Text == "" || textBox6.Text == "" || textBox7.Text == "" || comboBox1.SelectedItem == null || comboBox2.SelectedItem == null)
                    {
                        MessageBox.Show("Заполните все поля!!!", "Ошибка");
                    }
                    else
                    {
                        List<System.Windows.Forms.CheckBox> checkBoxes = Interes.Controls.OfType<System.Windows.Forms.CheckBox>().ToList();

                        Console.WriteLine("Файл открыт для чтения: " + filePath);
                        fileStream.WriteLine(textBox1.Text);
                        fileStream.WriteLine(textBox7.Text);
                        fileStream.WriteLine(textBox6.Text);
                        fileStream.WriteLine(selectedGender);
                        fileStream.WriteLine(dateTimePicker1.Value);
                        fileStream.WriteLine(textBox2.Text);
                        fileStream.WriteLine(textBox3.Text);
                        fileStream.WriteLine(comboBox1.SelectedItem);
                        fileStream.WriteLine(comboBox2.SelectedItem);
                        fileStream.WriteLine(selectedEducation);
                        fileStream.WriteLine(richTextBox1.Text);
                        fileStream.WriteLine(imagePath + " - Путь до картинки, а как еще её в текстовый файл записать? мм?");

                        fileStream.WriteLine("  ");
                        fileStream.WriteLine("Интересы:");
                        foreach (System.Windows.Forms.CheckBox checkBox in checkBoxes)
                        {
                            if (checkBox.Checked)
                            {
                                fileStream.WriteLine(checkBox.Text);
                            }
                        }
                        fileStream.WriteLine("  ");

                        fileStream.WriteLine(textBox4.Text);
                        fileStream.WriteLine(dateTimePicker2.Value);
                        fileStream.WriteLine("  ");
                    }
                }
                catch (Exception exept)
                {
                    MessageBox.Show(string.Format("Произошла ошибка {0}", exept), "Ошибка");
                }
            }
        }
        //Радио кнопки
        private void radioButton_CheckedChanged(object sender, EventArgs e)
        {
            System.Windows.Forms.RadioButton selectedRadioButton = Gender.Controls.OfType<System.Windows.Forms.RadioButton>().FirstOrDefault(r => r.Checked);

            if (selectedRadioButton != null)
            {
                selectedGender = selectedRadioButton.Text;
            }
        }
        //Мужской
        private void radioButton1_CheckedChanged(object sender, EventArgs e)
        {
            System.Windows.Forms.RadioButton selectedRadioButton = Education.Controls.OfType<System.Windows.Forms.RadioButton>().FirstOrDefault(r => r.Checked);

            if (selectedRadioButton != null)
            {
                selectedEducation = selectedRadioButton.Text;
            }
        }
        //Женский
        private void button2_Click(object sender, EventArgs e)
        {
            openFileDialog1.Filter = "Image Files|*.jpg;*.jpeg;*.png;*.gif;*.bmp";

            if (openFileDialog1.ShowDialog() == DialogResult.OK)
            {
                imagePath = openFileDialog1.FileName;

                byte[] imageBytes = File.ReadAllBytes(imagePath);

                using (MemoryStream ms = new MemoryStream(imageBytes))
                {
                    Image image = Image.FromStream(ms);

                    pictureBox1.Image = image;
                    pictureBox1.SizeMode = PictureBoxSizeMode.Zoom; // Настройка режима размеров изображения
                }
            }
        }
    }
}