C

CheckedListbox Kontrolü Kullanımı – 2

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;
 
namespace Checkedlstbox_1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
 
        private void Form1_Load(object sender, EventArgs e)
        {
            
        }
 
        private void button1_Click(object sender, EventArgs e)
        {
            int toplam=checkedListBox1.Items.Count;
            for(int i=0;i<toplam;i++)
            {
                checkedListBox1.SetItemChecked(i, true);
            }
            label1.Text = toplam + " adet eleman seçildi.";
        }
 
        private void button2_Click(object sender, EventArgs e)
        {
            int toplam = checkedListBox1.Items.Count;
            for (int i = 0; i < toplam; i++)
            {
                checkedListBox1.SetItemChecked(i, false);
            }
        }
 
        private void button3_Click(object sender, EventArgs e)
        {
            for(int i=0;i<checkedListBox1.CheckedItems.Count;i++)
            {
                listBox1.Items.Add(checkedListBox1.CheckedItems[i]);
            }
 
        }
 
        private void checkedListBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
            label1.Text = checkedListBox1.CheckedItems.Count + " eleman seçildi";
        }
 
 
    }
}