C#’ta ListBox Ve ComboBox Kullanımı

ListBox ve ComboBox Kullanımını Beraber İnceleyelim..

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

 

namespace WindowsApplication8

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void Form1_Load(object sender, EventArgs e)

        {

   comboBox3.Items.Add(“Doktor”);

   comboBox3.Items.Add(“Ogretmen”);

   comboBox3.Items.Add(“Memur”);

   comboBox3.Items.Add(“Iscı”);

   comboBox3.Items.Add(“Öğrenci”);

   comboBox3.Items.Add(“Polıs”);

   comboBox3.Items.Add(“Avukat”);

   comboBox3.Items.Add(“Esnaf”);

   comboBox4.Items.Add(“Evlı”);

   comboBox4.Items.Add(“Bekar”);

   comboBox4.Items.Add(“Dul”);

        }

        private void button1_Click(object sender, EventArgs e)

        {

            int a, i;       

    listBox5.Items.Clear();

        listBox1.Items.Add(textBox1.Text);

        listBox2.Items.Add(textBox2.Text);

        if (comboBox3.Text != “Meslek”)

        listBox3.Items.Add(comboBox3.Text);

        else

            listBox3.Items.Add(“”);         

    if (comboBox4.Text!=”M.Hal”)

          listBox4.Items.Add(comboBox4.Text);

    else

        listBox4.Items.Add(“”);

       

       a = listBox1.Items.Count;

       for (i = 1; i <= a; i++)

                listBox5.Items.Add(Convert.ToString(i));

        }

        private void button3_Click(object sender, EventArgs e)

        {

            int b;

            b = Convert.ToInt32(listBox1.SelectedIndex);

            listBox1.Items[b] = textBox3.Text;

            listBox2.Items[b] = textBox4.Text;

            listBox3.Items[b] = textBox5.Text;

            listBox4.Items[b] = textBox6.Text;

        }

        private void listBox1_SelectedIndexChanged(object sender, EventArgs e)

        {

            int a;

            a = Convert.ToInt32(listBox1.SelectedIndex);

            listBox2.SelectedIndex = a;

            listBox3.SelectedIndex = a;

            listBox4.SelectedIndex = a;

            textBox3.Text = Convert.ToString(listBox1.SelectedItem);

            textBox7.Text = Convert.ToString(listBox1.SelectedIndex);

        }

        private void listBox2_SelectedIndexChanged(object sender, EventArgs e)

        {

            int a;

            a = Convert.ToInt32(listBox2.SelectedIndex);

            listBox1.SelectedIndex = a;

            listBox3.SelectedIndex = a;

            listBox4.SelectedIndex = a;

            textBox4.Text = Convert.ToString(listBox2.SelectedItem);

            textBox7.Text = Convert.ToString(listBox1.SelectedIndex);

        }

        private void listBox3_SelectedIndexChanged(object sender, EventArgs e)

        {

            int a;

            a = Convert.ToInt32(listBox3.SelectedIndex);

            listBox1.SelectedIndex = a;

            listBox2.SelectedIndex = a;

            listBox4.SelectedIndex = a;

            textBox5.Text = Convert.ToString(listBox3.SelectedItem);

            textBox7.Text = Convert.ToString(listBox1.SelectedIndex);

        }

        private void listBox4_SelectedIndexChanged(object sender, EventArgs e)

        {

            int a;

            a = Convert.ToInt32(listBox4.SelectedIndex);

            listBox1.SelectedIndex = a;

            listBox3.SelectedIndex = a;

            listBox2.SelectedIndex = a;

            textBox6.Text = Convert.ToString(listBox4.SelectedItem);

            textBox7.Text = Convert.ToString(listBox1.SelectedIndex);

        }

        private void button2_Click(object sender, EventArgs e)

        {

            int a;

            a = Convert.ToInt32(listBox1.SelectedIndex);

            listBox1.Items.RemoveAt(a);

            listBox2.Items.RemoveAt(a);

            listBox3.Items.RemoveAt(a);

            listBox4.Items.RemoveAt(a);

        }

        private void button4_Click(object sender, EventArgs e)

        {

            string ad;

            int i, j, a;

            a = listBox1.Items.Count – 1;

            for (i = 0; i <= a – 1; i++)

               for (j = i + 1; j <= a; j++)

                    if (String.Compare(Convert.ToString(listBox1.Items[i]), (Convert.ToString(listBox1.Items[j]))) == 1)

                    {

                        ad = Convert.ToString(listBox1.Items[i]);

                       listBox1.Items[i] = listBox1.Items[j];

                        listBox1.Items[j] = ad;

 

 

 

 ad = Convert.ToString(listBox2.Items[i]);

listBox2.Items[i] = listBox2.Items[j];

listBox2.Items[j] = ad;

  ad = Convert.ToString(listBox3.Items[i]);

  listBox3.Items[i] = listBox3.Items[j];

  listBox3.Items[j] = ad;

  ad = Convert.ToString(listBox4.Items[i]);

  listBox4.Items[i] = listBox4.Items[j];

  listBox4.Items[j] = ad;

            }

        }

    }

}