C# 即席学習タイマー – テックメモ

ソフトの起動で計測を開始、終了で停止するだけの単純なタイマー。自分のモチベーションアップ用。
時間のリセットはdat.xmlを削除。Cドライブなどで実行すると落ちる。
以前も似たようなソフトを作ろうとしていたが、面倒になったのでシンプルにした。

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 study_timer_simple
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();

            string path = Application.StartupPath + @"\dat.xml";
            TimeSpan load_time_span = new TimeSpan();

            if (System.IO.File.Exists(path))
            {
                System.Xml.Serialization.XmlSerializer x = new System.Xml.Serialization.XmlSerializer(typeof(int[]));
                System.IO.StreamReader sr = new System.IO.StreamReader(path, new UTF8Encoding(false));
                int[] ts = (int[])x.Deserialize(sr);
                load_time_span = new TimeSpan(ts[0], ts[1], ts[2], ts[3]);
                sr.Close();
            }

            TimeSpan current_time_span = new TimeSpan();

            DateTime original_dt = DateTime.Now;
            Timer t = new Timer();
            t.Tick += new EventHandler((object t_sender, EventArgs t_e) => {
            current_time_span = (DateTime.Now - original_dt);

                int h = (load_time_span + current_time_span).Days * 24 + (load_time_span + current_time_span).Hours;
                label1.Text = h.ToString() + "時間" + (load_time_span + current_time_span).ToString(@"mm\分ss\秒");
            });
            t.Start();

            this.FormClosed += new FormClosedEventHandler((object sender, FormClosedEventArgs e) => {
                System.Xml.Serialization.XmlSerializer x = new System.Xml.Serialization.XmlSerializer(typeof(int[]));
                System.IO.StreamWriter sw = new System.IO.StreamWriter(path, false, new UTF8Encoding(false));

                x.Serialize(sw, new int[] {
                    (int)(load_time_span + current_time_span).Days,
                    (int)(load_time_span + current_time_span).Hours,
                    (int)(load_time_span + current_time_span).Minutes,
                    (int)(load_time_span + current_time_span).Seconds
                });
                sw.Close();
            });

        }
    }
}

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 study_timer_simple

{

public partial class Form1 : Form

{

public Form1()

{

InitializeComponent();

string path = Application.StartupPath + @"\dat.xml";

TimeSpan load_time_span = new TimeSpan();

if (System.IO.File.Exists(path))

{

System.Xml.Serialization.XmlSerializer x = new System.Xml.Serialization.XmlSerializer(typeof(int[]));

System.IO.StreamReader sr = new System.IO.StreamReader(path, new UTF8Encoding(false));

int[] ts = (int[])x.Deserialize(sr);

load_time_span = new TimeSpan(ts[0], ts[1], ts[2], ts[3]);

sr.Close();

}

TimeSpan current_time_span = new TimeSpan();

DateTime original_dt = DateTime.Now;

Timer t = new Timer();

t.Tick += new EventHandler((object t_sender, EventArgs t_e) => {

current_time_span = (DateTime.Now - original_dt);

int h = (load_time_span + current_time_span).Days * 24 + (load_time_span + current_time_span).Hours;

label1.Text = h.ToString() + "時間" + (load_time_span + current_time_span).ToString(@"mm\分ss\秒");

});

t.Start();

this.FormClosed += new FormClosedEventHandler((object sender, FormClosedEventArgs e) => {

System.Xml.Serialization.XmlSerializer x = new System.Xml.Serialization.XmlSerializer(typeof(int[]));

System.IO.StreamWriter sw = new System.IO.StreamWriter(path, false, new UTF8Encoding(false));

x.Serialize(sw, new int[] {

(int)(load_time_span + current_time_span).Days,

(int)(load_time_span + current_time_span).Hours,

(int)(load_time_span + current_time_span).Minutes,

(int)(load_time_span + current_time_span).Seconds

});

sw.Close();

});

}