What if Aristotle Were a Software Engineer?

using System;
using System.Collections.Generic;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Furniture_Items;
using HistoryParam;

namespace ObjectHistoryWinSample
{
    public partial class TableEditor : Form
    {
        private Table m_Table;

        public TableEditor()
        {
            InitializeComponent();
        }

        public void Init(Table table)
        {
            // Keep the object for later use
            m_Table = table;

            // Model
            this.textBoxModel.Text = m_Table.Model;

            // Catalog ID
            this.textBoxCatalogID.Text = m_Table.CatalogID.ToString();

            // Width
            this.textBoxWidth.Text = m_Table.Width.ToString();

            // Heigt
            this.textBoxHeight.Text = m_Table.Height.ToString();

            // Length
            this.textBoxLength.Text = m_Table.Length.ToString();

            // Number of drawers / seats
            if (m_Table.GetType().Name.ToLower().IndexOf("writing") >= 0)
            {
                this.labelNumberOf.Text = "Drawers";
                this.textBoxNumberOf.Text = ((WritingTable)m_Table).NumberOfDrawers.ToString();
            }
            else // Dining table
            {
                this.labelNumberOf.Text = "Seats";
                this.textBoxNumberOf.Text = ((DiningRoomTable)m_Table).NumberOfSeats.ToString();
            }

            // Price
            HandlePrices();
        }

        private void HandlePrices()
        {
            listViewPrices.Items.Clear();

            ArrayList prices = m_Table.Price.History;
            for (int index = 0; index < prices.Count; ++index)
            {
                TimePeriodValuePair timePeriodValuePair = (TimePeriodValuePair)prices[index];
                ListViewItem lvi = new ListViewItem(timePeriodValuePair.From.ToShortDateString());
                lvi.SubItems.Add(timePeriodValuePair.Value.ToString());
                lvi.Tag = timePeriodValuePair;
                this.listViewPrices.Items.Add(lvi);
            }
        }

        private void buttonAdd_Click(object sender, EventArgs e)
        {
            EditPrice editPrice = new EditPrice();
            if (editPrice.ShowDialog() == DialogResult.OK)
            {
                m_Table.Price.AddValueByPeriod(editPrice.GetPrice(), editPrice.GetDate());
                HandlePrices();
            }
        }

        private void buttonEdit_Click(object sender, EventArgs e)
        {
            MessageBox.Show("To be developed", "TBD", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
        }

        private void buttonDelete_Click(object sender, EventArgs e)
        {
            MessageBox.Show("To be developed", "TBD", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
        }
    }
}