C# 即席タイマー – テックメモ

何か勉強するとき時間を記録するといいのかもと思ったので。

using System;
using System.Windows.Forms;

using System.Xml.Serialization;
using System.IO;

namespace StudyTimer
{
    public partial class Form1 : Form
    {
        private DateTime Times;
        
        public Form1()
        {
            InitializeComponent();

            this.label1.Text = "00:00:00";

            if (this.textBox1.Text == "") this.textBox1.Text = "0";
            if (this.textBox2.Text == "") this.textBox2.Text = "0";

            timer1.Tick += new EventHandler((object sender, EventArgs e) => {
                this.label1.Text = (DateTime.Now - Times).ToString(@"hh\:mm\:ss");
            });

            XmlSerializer xs = new XmlSerializer(typeof(int));
            using (StreamReader sr = new StreamReader(Application.StartupPath + @"\dat", new System.Text.UTF8Encoding(false)))
            {
                try
                {
                    this.textBox1.Text = xs.Deserialize(sr).ToString();
                    this.textBox2.Text = (int.Parse(this.textBox1.Text) / 60).ToString();
                }
                catch
                {
                    MessageBox.Show("読込失敗");
                    return;
                }
                finally
                {
                    sr.Close();
                }
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
            timer1.Start();
            Times = DateTime.Now;
        }

        private void button2_Click(object sender, EventArgs e)
        {
            if (timer1.Enabled)
            {
                timer1.Stop();
            }
        }

        private void button3_Click(object sender, EventArgs e)
        {
            if (timer1.Enabled)
            {
                timer1.Stop();
            }
            this.label1.Text = "00:00:00";
        }

        private void Serialize()
        {
            XmlSerializer xs = new XmlSerializer(typeof(int));
            using (StreamWriter sw = new StreamWriter(Application.StartupPath + @"\dat", false, new System.Text.UTF8Encoding(false)))
            {
                try
                {
                    xs.Serialize(sw,int.Parse(this.textBox1.Text));
                }
                catch
                {
                    MessageBox.Show("保存失敗");
                    return;
                }
                finally
                {
                    sw.Close();
                }
            }
        }

        private void button4_Click(object sender, EventArgs e)
        {
            DateTime t = DateTime.Parse(label1.Text);
            int m = t.Minute + int.Parse(this.textBox1.Text);
            this.textBox1.Text = m.ToString();
            this.textBox2.Text = (m / 60).ToString();

            Serialize();
        }
    }
}

100

using System;

using System.Windows.Forms;

using System.Xml.Serialization;

using System.IO;

namespace StudyTimer

{

public partial class Form1 : Form

{

private DateTime Times;

public Form1()

{

InitializeComponent();

this.label1.Text = "00:00:00";

if (this.textBox1.Text == "") this.textBox1.Text = "0";

if (this.textBox2.Text == "") this.textBox2.Text = "0";

timer1.Tick += new EventHandler((object sender, EventArgs e) => {

this.label1.Text = (DateTime.Now - Times).ToString(@"hh\:mm\:ss");

});

XmlSerializer xs = new XmlSerializer(typeof(int));

using (StreamReader sr = new StreamReader(Application.StartupPath + @"\dat", new System.Text.UTF8Encoding(false)))

{

try

{

this.textBox1.Text = xs.Deserialize(sr).ToString();

this.textBox2.Text = (int.Parse(this.textBox1.Text) / 60).ToString();

}

catch

{

MessageBox.Show("読込失敗");

return;

}

finally

{

sr.Close();

}

private void button1_Click(object sender, EventArgs e)

{

timer1.Start();

Times = DateTime.Now;

}

private void button2_Click(object sender, EventArgs e)

{

if (timer1.Enabled)

{

timer1.Stop();

}

private void button3_Click(object sender, EventArgs e)

{

if (timer1.Enabled)

{

timer1.Stop();

}

this.label1.Text = "00:00:00";

}

private void Serialize()

{

XmlSerializer xs = new XmlSerializer(typeof(int));

using (StreamWriter sw = new StreamWriter(Application.StartupPath + @"\dat", false, new System.Text.UTF8Encoding(false)))

{

try

{

xs.Serialize(sw,int.Parse(this.textBox1.Text));

}

catch

{

MessageBox.Show("保存失敗");

return;

}

finally

{

sw.Close();

}

private void button4_Click(object sender, EventArgs e)

{

DateTime t = DateTime.Parse(label1.Text);

int m = t.Minute + int.Parse(this.textBox1.Text);

this.textBox1.Text = m.ToString();

this.textBox2.Text = (m / 60).ToString();

Serialize();

}