BaitapC#.TH04

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 WindowsFormsApplication1{
    public partial class FormTTKR : Form
    {
        public FormTTKR()
        {
            InitializeComponent();
        }

        private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
                    }

        private void checkedListBox1_SelectedIndexChanged(object sender, EventArgs e)
        {

        }

        private void btnTinhtien_Click(object sender, EventArgs e)
        {
            int sum = 0;
            if (TenKhachHang.Text != "")
            {
                if (BoxCaovoi.Checked == true)
                    sum += 100000;
                if (BoxTaytrang.Checked == true)
                    sum += 1200000;
                if (BoxChuphinh.Checked == true)
                    sum += 150000;
                if (BoxLaycao.Checked == true)
                    sum += 100000;

                sum += (int)HanRang.Value * 90000;

                TongTien.Text = sum.ToString();
            }
            else
            {
                MessageBox.Show("Hãy điền tên khách hàng!","information",MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

        private void BoxCaovoi_Click(object sender, EventArgs e)
        {

        }

        private void HanRang_Click(object sender, EventArgs e)
        {

        }

        private void TongTien_Click(object sender, EventArgs e)
        {

        }
    }
}