Pemrograman Visual 1

Aplikasi penghitung Luas dan Keliling Persegi Panjang

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace WindowsFormsApplication1

{

    public partial class fHitung : Form

    {

        String pilih;

        Decimal hasil;

        public fHitung()

        {

            InitializeComponent();

        }

        private void Form1_Load(object sender, EventArgs e)

        {

        }

        private void rdLuas_CheckedChanged(object sender, EventArgs e)

        {

            if (this.rdLuas.Checked == true)

            {

                rdKeliling.Checked = false;

                pilih = "Luas";

            }

        }

        private void rdKeliling_CheckedChanged(object sender, EventArgs e)

        {

            if(this.rdKeliling.Checked == true)

            {

                rdLuas.Checked = false;

                pilih = "Keliling";

            }

        }

        private void cmdBatal_Click(object sender, EventArgs e)

        {

            txtLebar.Clear();

            txtPanjang.Clear();

            rdLuas.Checked = false;

            rdKeliling.Checked = false;

            txtPanjang.Focus();

        }

        private void cmdProses_Click(object sender, EventArgs e)

        {

            decimal panjang, lebar;

            panjang = Decimal.Parse(this.txtPanjang.Text);

            lebar = Decimal.Parse(this.txtLebar.Text);

            if (pilih == "Luas")

            {

                hasil = panjang * lebar;

            }

            else if (pilih == "Keliling")

            {

                hasil = ((2 * panjang) + (2 * lebar));

            }

            MessageBox.Show("Jadi" + pilih + "Persegi Panjangnya adalah " + hasil, "Informasi", MessageBoxButtons.OK, MessageBoxIcon.Information);

        }

    }

}

Aplikasi Kemahasiswaan

Membuat aplikasi Copy Move Delete

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.IO;
using System.Text;
using System.Windows.Forms;

namespace praktikum5
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        //browse1
        private void button1_Click(object sender, EventArgs e)
        {
            string cari = "";
            openFileDialog1.Filter = "All Files(*.*)|*.*";
            openFileDialog1.ShowDialog();
            cari = openFileDialog1.FileName;
            textBox1.Text = (cari);
        }

        //browse2
        private void button2_Click_1(object sender, EventArgs e)
        {
            string simpan = "";
            saveFileDialog1.Filter = "All Files(*.*)|*.*";
            saveFileDialog1.ShowDialog();
            simpan = saveFileDialog1.FileName;
            textBox2.Text = (simpan);
        }
        //delete file
        private void button5_Click_1(object sender, EventArgs e)
        {
            MessageBox.Show("Apa anda yakin ingin menghapus ?");
            File.Delete(textBox1.Text);
        }
        //moving file
        private void button4_Click_1(object sender, EventArgs e)
        {
            MessageBox.Show("Apa anda yakin ingin memindahkan?");
            File.Move(textBox1.Text, textBox2.Text);
        }
        //copy file
        private void button3_Click_1(object sender, EventArgs e)
        {

            MessageBox.Show("Apa anda yakin ingin mengopy?");
            File.Copy(textBox1.Text, textBox2.Text);
        }
       }
    }