avtomobili

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;
using System.IO;

namespace ZigaZajc4.Ra
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            dataGridView1.Rows.Add("Clio", 2015, 8300, 1450, "red", false, "Uredi");
            dataGridView1.Rows.Add("Passat", 2010, 6700, 1180, "black", true, "Uredi");
        }

        private void dodajNovZapisToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Form2 fm = new Form2();

            if (fm.ShowDialog() == DialogResult.OK)
            {
                dataGridView1.Rows.Add(fm.comboBox1.Text, fm.numericUpDown1.Value, fm.textBox1.Text, fm.textBox2.Text, fm.textBox3.Text, fm.checkBox1.Checked, "Uredi");
                MessageBox.Show("Zaspis je dodan v tabelo.");
            }
        }

        private void letnik2010ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            string model = "";
            for (int i = 0; i < dataGridView1.RowCount; i++)
            {
                if (dataGridView1.Rows[i].Cells[1].Value.ToString() == "2010")
                {
                    model += dataGridView1.Rows[i].Cells[0].Value.ToString() + " = " + dataGridView1.Rows[i].Cells[2].Value.ToString() + "€ \n";
                }
            }
            MessageBox.Show("Letniki 2010:\n\n" + model);
        }

        private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
        {
            if (e.ColumnIndex == 6)
            {
                Form2 fm2 = new Form2();
                fm2.comboBox1.Text = dataGridView1.Rows[e.RowIndex].Cells[0].Value.ToString();
                fm2.numericUpDown1.Value = Convert.ToDecimal(dataGridView1.Rows[e.RowIndex].Cells[1].Value.ToString());
                fm2.textBox1.Text = dataGridView1.Rows[e.RowIndex].Cells[2].Value.ToString();
                fm2.textBox2.Text = dataGridView1.Rows[e.RowIndex].Cells[3].Value.ToString();
                fm2.textBox3.Text = dataGridView1.Rows[e.RowIndex].Cells[4].Value.ToString();
                fm2.checkBox1.Checked = Convert.ToBoolean(dataGridView1.Rows[e.RowIndex].Cells[5].Value);

                if (fm2.ShowDialog() == DialogResult.OK)
                {
                    dataGridView1.Rows[e.RowIndex].SetValues(fm2.comboBox1.Text, fm2.numericUpDown1.Value, fm2.textBox1.Text, fm2.textBox2.Text, fm2.textBox3.Text, fm2.checkBox1.Checked, "Uredi");
                    MessageBox.Show("Zaspis je spremenjen.");
                }
            }
        }

        private void shraniVDatotekoToolStripMenuItem_Click(object sender, EventArgs e)
        {
            string path = "";
            SaveFileDialog saveFileDialog = new SaveFileDialog();
            if(saveFileDialog.ShowDialog() == DialogResult.OK)
            {
                path = saveFileDialog.FileName;
            }

            StreamWriter sw = File.CreateText(path);
            string s = "";
            for (int i = 0; i < dataGridView1.RowCount; i++)
            {
                for (int j = 0; j < dataGridView1.Rows[i].Cells.Count-1; j++)
                {
                    s += dataGridView1.Rows[i].Cells[j].Value.ToString() + "|";
                }
                sw.WriteLine(s);
                s = "";
            }
            sw.Close();
            MessageBox.Show("Podatki so shranjeni.");
        }
    }
}

------------------------------------------------------form2

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;
using System.IO;

namespace ZigaZajc4.Ra
{
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }

        private void Form2_Load(object sender, EventArgs e)
        {
            comboBox1.DataSource = File.ReadAllLines("modeli.txt");
        }

        private void button2_Click(object sender, EventArgs e)
        {
            MessageBox.Show("Ali ste prepričani da želite to storiti?", "Zapis", MessageBoxButtons.YesNo, MessageBoxIcon.Information);
        }

        private void button1_Click(object sender, EventArgs e)
        {
            ColorDialog color = new ColorDialog();
            if(color.ShowDialog() == DialogResult.OK)
            {
                textBox3.Text = color.Color.Name;
            }
        }
    }
}