unprotectform.cs

文件保护 文件保护 文件保护

//***************************************************************************
//
//         Copyright (c) Microsoft Corporation. All rights reserved.
//
//    This code sample is provided "AS IS" without warranty of any kind.
//
//***************************************************************************
#region Using directives

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

#endregion

namespace DocumentProtector
{
    /// <summary>
    /// Dialog that can be used to get the
    /// password to unprotect a documents with.
    /// </summary>
    partial class UnprotectForm : Form
    {
        public UnprotectForm()
        {
            InitializeComponent();
        }

        /// <summary>
        /// The user indicated password.
        /// </summary>
        /// <value>Returns the password that the user typed in.</value>
        internal string Password
        {
            get
            {
                return this.passwordTextbox.Text;
            }
        }

        /// <summary>
        /// Handles the Cancel Button Click event.
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">EventArgs that contain event data.</param>
        private void cancelButton_Click(object sender, System.EventArgs e)
        {
            // Clear out the password that the user may have typed
            // into the textbox since they canceled out of the dialog.
            this.passwordTextbox.Text = String.Empty;
        }

    }
}