Tugas UTS tehnik Komputer kelas 13.6A.37

1. PEMBUATAN STOPWATCH

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;

using System.Diagnostics;
namespace WindowsFormsApplication2
{
    public partial class Form1 : Form
    {
        private Stopwatch stopw = null;
        public Form1()
        {
            InitializeComponent();
            this.StartPosition=FormStartPosition.CenterScreen;
            this.FormBorderStyle = FormBorderStyle.FixedSingle;
            this.MaximizeBox = false;
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void button1_Click(object sender, EventArgs e)
        {
            stopw = new Stopwatch();
            stopw.Start();
            button1.Enabled = false;

        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            if (stopw != null)
            {
                label1.Text = stopw.Elapsed.ToString(@"hh\:mm\:ss");
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            stopw.Stop();
            button1.Enabled = true;
        }

        private void button3_Click(object sender, EventArgs e)
        {
            stopw.Start();
            timer1.Enabled = true;
        }

        private void button4_Click(object sender, EventArgs e)
        {
            stopw.Reset();
            timer1.Enabled = true;
        }

    }
}

2. PEMBUATAN NOTEPAD

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;
using Microsoft.Win32;
using System.IO;

namespace WindowsFormsApplication6
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            this.StartPosition= FormStartPosition.CenterScreen;
            this.FormBorderStyle = FormBorderStyle.FixedSingle;
                this.MaximizeBox = false;
            this.MinimizeBox = false;
        }

       void bersih ()
       {
           rtinput.Text = "";
       }
        void bukafile()
        {
            bersih();
            OpenFileDialog buka = new OpenFileDialog();
            buka.DefaultExt = ".txt";
            buka.Filter = " Text Document | *.txt";
            buka.FileName = "";

            if (buka.ShowDialog() != DialogResult.Cancel)
            {
                string fileTerpilih = buka.FileName;
                if (fileTerpilih != "")
                {
                    rtinput.LoadFile(fileTerpilih, RichTextBoxStreamType.PlainText);
                }

            }

        }
    void simpanfile()
    {
        SaveFileDialog simpan = new SaveFileDialog();
        simpan.Filter = " Text Document | *.txt";
        simpan.RestoreDirectory = true;
        if (simpan.ShowDialog() != DialogResult.Cancel)
        {
            StreamWriter filesimpan = new StreamWriter(File.Create(simpan.FileName));
            filesimpan.Write(rtinput.Text);
            filesimpan.Dispose();
        }
    }

        private void bbukafile_Click(object sender, EventArgs e)
        {
        if (rtinput.Text != "")

        {
       var pesan = MessageBox.Show (" File belum tersimpan, yakin ingin membuka file baru ???","konfirmasi", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
        if (pesan == DialogResult.Yes)
    {
        bukafile();
        }
        }
        else
        {
            bukafile();
        }
        }

        private void bsimpan_Click(object sender, EventArgs e)
        {
            simpanfile();

        }

        private void rtinput_TextChanged(object sender, EventArgs e)
        {
       
       

        }
    }
}

3. IMAGE RESIZER

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 image
{
    public partial class Form1 : Form
    {
        private Image gambar;
        public Form1()
        {
            InitializeComponent();
            this.StartPosition = FormStartPosition.CenterScreen;
            this.FormBorderStyle = FormBorderStyle.FixedSingle;
            this.MaximizeBox = false;
            this.MinimizeBox = false;
            tsize.MaxLength = 3;
            tsize.Enabled = false;
        }

        void ubahsize()
        {
            if (tsize.Text != "")
            {
                int persen = Convert.ToInt32(tsize.Text);
                int tinggi = (persen * Convert.ToInt32(ltinggi.Text)) / 100;
                int lebar = (persen * Convert.ToInt32(llebar.Text)) / 100;
                ltinggi.Text = Convert.ToString(tinggi);
                llebar.Text = Convert.ToString(lebar);
            }
        }
        void simpangambar()
        {
            int tinggi = Convert.ToInt32(ltinggi.Text);
            int lebar = Convert.ToInt32(llebar.Text);
            Bitmap ukuranbaru = new Bitmap(lebar, tinggi, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
            Graphics gbr = Graphics.FromImage(ukuranbaru);
            gbr.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighSpeed;
            gbr.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighSpeed;
            gbr.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
            gbr.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighSpeed;
            Rectangle rect = new Rectangle(0, 0, lebar, tinggi);
            gbr.DrawImage(gambar, rect);
            SaveFileDialog simpan = new SaveFileDialog();
            simpan.Filter = "Jpeg Format|*.Jpg";
            simpan.RestoreDirectory = true;

            if (simpan.ShowDialog() != DialogResult.Cancel)
            {
                ukuranbaru.Save(simpan.FileName);
                ukuranbaru.Dispose();
                MessageBox.Show("Gambar Berhasil Disimpan", "Info");
            }
        }

        void bukagambar()
        {