Design je iziginil [WinForms]

using System;
using System.Windows.Forms;

namespace AplikacijaiWinForms
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button3_Click(object sender, EventArgs e)
        {
            Navigiraj(3);
        }
     
        private void Navigiraj(byte izbira)
        {
            switch(izbira)
            {
                case 1:
                    Skoda s = new Skoda();
                    s.Show();
                    break;
                case 2:
                        //se pride
                    break;
                case 3:
                    Nastavitve n = new Nastavitve();
                    n.Show();
                    break;
                case 4:
                    Jedilnik j = new Jedilnik();
                    j.Show();
                    break;
                case 5:
                    Osebje o = new Osebje();
                    o.Show();
                    break;
                case 6:
                    Dogodki d = new Dogodki();
                    d.Show();
                    break;
                default: throw new NotImplementedException();
            }


        }

        private void button2_Click(object sender, EventArgs e)
        {
            Navigiraj(2);
        }

        private void button4_Click(object sender, EventArgs e)
        {
            Navigiraj(4);
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Navigiraj(1);
        }

        private void button5_Click(object sender, EventArgs e)
        {
            Navigiraj(5);
        }

        private void button6_Click(object sender, EventArgs e)
        {
            Navigiraj(6);
        }
        private void button7_Click(object sender, EventArgs e)
        {
            Navigiraj(7);
        }           
    }
}

namespace AplikacijaWinForms
{
    partial class Form1
    {
        private System.ComponentModel.IContainer components = null;    
        /// <param name="disposing">True, wenn verwaltete Ressourcen gelöscht werden sollen; andernfalls False.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Vom Windows Form-Designer generierter Code
        private void InitializeComponent()
        {
            this.button1 = new System.Windows.Forms.Button();
            this.button2 = new System.Windows.Forms.Button();
            this.button3 = new System.Windows.Forms.Button();
            this.button4 = new System.Windows.Forms.Button();
            this.button5 = new System.Windows.Forms.Button();
            this.button6 = new System.Windows.Forms.Button();
            this.button7 = new System.Windows.Forms.Button();
            this.SuspendLayout();
            // 
            // button1
            // 
            this.button1.Location = new System.Drawing.Point(13, 52);
            this.button1.Name = "button1";
            this.button1.Size = new System.Drawing.Size(95, 23);
            this.button1.TabIndex = 0;
            this.button1.Text = "Priu";
            this.button1.UseVisualStyleBackColor = true;
            this.button1.Click += new System.EventHandler(this.button1_Click);
            // 
            // button2
            // 
            this.button2.Location = new System.Drawing.Point(12, 12);
            this.button2.Name = "button2";
            this.button2.Size = new System.Drawing.Size(96, 23);
            this.button2.TabIndex = 1;
            this.button2.Text = "Nav";
            this.button2.UseVisualStyleBackColor = true;
            this.button2.Click += new System.EventHandler(this.button2_Click);
            // 
            // button3
            // 
            this.button3.Location = new System.Drawing.Point(66, 136);
            this.button3.Name = "button3";
            this.button3.Size = new System.Drawing.Size(96, 23);
            this.button3.TabIndex = 2;
            this.button3.Text = "Na";
            this.button3.UseVisualStyleBackColor = true;
            this.button3.Click += new System.EventHandler(this.button3_Click);
            // 
            // button4
            // 
            this.button4.Location = new System.Drawing.Point(124, 12);
            this.button4.Name = "button4";
            this.button4.Size = new System.Drawing.Size(95, 23);
            this.button4.TabIndex = 3;
            this.button4.Text = "Jk";
            this.button4.UseVisualStyleBackColor = true;
            this.button4.Click += new System.EventHandler(this.button4_Click);
            // 
            // button5
            // 
            this.button5.Location = new System.Drawing.Point(124, 52);
            this.button5.Name = "button5";
            this.button5.Size = new System.Drawing.Size(95, 23);
            this.button5.TabIndex = 4;
            this.button5.Text = "Z";
            this.button5.UseVisualStyleBackColor = true;
            this.button5.Click += new System.EventHandler(this.button5_Click);
            // 
            // button6
            // 
            this.button6.Location = new System.Drawing.Point(124, 95);
            this.button6.Name = "button6";
            this.button6.Size = new System.Drawing.Size(95, 23);
            this.button6.TabIndex = 5;
            this.button6.Text = "D";
            this.button6.UseVisualStyleBackColor = true;
            this.button6.Click += new System.EventHandler(this.button6_Click);
            // 
            // button7
            // 
            this.button7.Location = new System.Drawing.Point(13, 95);
            this.button7.Name = "button7";
            this.button7.Size = new System.Drawing.Size(95, 23);
            this.button7.TabIndex = 6;
            this.button7.Text = "Mx";
            this.button7.UseVisualStyleBackColor = true;
            // Form1
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(236, 178);
            this.Controls.Add(this.button7);
            this.Controls.Add(this.button6);
            this.Controls.Add(this.button5);
            this.Controls.Add(this.button4);
            this.Controls.Add(this.button3);
            this.Controls.Add(this.button2);
            this.Controls.Add(this.button1);
            this.Name = "Form1";
            this.Text = "Aplikacija";
            this.ResumeLayout(false);
        }
        #endregion
        private System.Windows.Forms.Button button1;
        private System.Windows.Forms.Button button2;
        private System.Windows.Forms.Button button3;
        private System.Windows.Forms.Button button4;
        private System.Windows.Forms.Button button5;
        private System.Windows.Forms.Button button6;
        private System.Windows.Forms.Button button7;
    }
}