Md5 File Viewer

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1.PNG762x377 2.9 KB

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

namespace Md5FileViewer
{
    /// <summary>
    /// CuongNV
    /// Md5 File Viewer
    /// </summary>
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        /** variable event move mouse */
        private bool mouseDown;
        private Point lastLocation;

        private void panel1_MouseDown(object sender, MouseEventArgs e)
        {
            mouseDown = true;
            lastLocation = e.Location;
        }

        private void panel1_MouseMove(object sender, MouseEventArgs e)
        {
            if (mouseDown)
            {
                this.Location = new Point(
                    (this.Location.X - lastLocation.X) + e.X, (this.Location.Y - lastLocation.Y) + e.Y);

                this.Update();
            }
        }

        private void panel1_MouseUp(object sender, MouseEventArgs e)
        {
            mouseDown = false;
        }

        private void btnMinimize_Click(object sender, EventArgs e)
        {
            this.WindowState = FormWindowState.Minimized;
        }

        private void btnClose_Click(object sender, EventArgs e)
        {
            Application.Exit();
        }

        /** Event Open file */
        private void btnOpenFile_Click(object sender, EventArgs e)
        {
            StringBuilder sb = new StringBuilder();
            OpenFileDialog dialogOpen = new OpenFileDialog();
            dialogOpen.Title = "Open MD5 File";
            if (dialogOpen.ShowDialog() == DialogResult.OK)
            {
                txtLocationFile.Text = dialogOpen.FileName;
                txtMD5File.Text = checkMD5(dialogOpen.FileName);
                //
                FileInfo oFileInfo = new FileInfo(dialogOpen.FileName);
                sb.Append("Name File: "" + oFileInfo.Name + ""
");
                DateTime dtCreationTime = oFileInfo.CreationTime;
                sb.Append("Date and Time File Created: " + dtCreationTime.ToString() + "
");
                sb.Append("Extension: " + oFileInfo.Extension + "
");
                sb.Append("Total Size: " + oFileInfo.Length.ToString() + "
");
                sb.Append("Filepath: " + oFileInfo.DirectoryName + "
");
                sb.Append("Full Path: "" + oFileInfo.FullName + ""
");
                sb.Append("MD5 Hash: "" + txtMD5File.Text + """);
                txtInformationFile.Text = sb.ToString();
            }
        }

        /** Check md5 file method */
        public string checkMD5(string filename)
        {
            using (var md5 = MD5.Create())
            {
                using (var stream = File.OpenRead(filename))
                {
                    return Encoding.Default.GetString(md5.ComputeHash(stream));
                }
            }
        }

        /** Event Save file */
        private void btnSave_Click(object sender, EventArgs e)
        {
            SaveFileDialog dialogSave = new SaveFileDialog();
            dialogSave.Title = "Save File";
            dialogSave.Filter = ".txt | *.txt";
            if (dialogSave.ShowDialog() == DialogResult.OK)
            {
                File.WriteAllText(dialogSave.FileName,txtInformationFile.Text);
            }
        }

        /** Event Clear Form */
        private void btnClear_Click(object sender, EventArgs e)
        {
            txtLocationFile.Text = "";
            txtMD5File.Text = "";
            txtLocationFile.Text = "";
        }

    }
}