common/Utils/UserAccessCtrl/ChangePassword.cs

using System;
using System.Collections.Generic;
using System.Windows.Forms;
using Xylem.Common.Utils.UserAccessCtrl.Properties;

namespace Xylem.Common.Utils.UserAccessCtrl
{
    public partial class ChangePassword : UserControl, IIdentityForm
    {
        private readonly Action<ChangePassword> closeOnSuccessOrCancel;
        private readonly IDictionary<String, Control> fields;

        public ChangePassword()
        {
            InitializeComponent();

            Dock = DockStyle.Fill;
        }

        public ChangePassword(Action<Control> closeOnSuccess) : this()
        {
            closeOnSuccessOrCancel = closeOnSuccess;

            fields = new Dictionary<String, Control>
            {
                { "OldPassword", tbxOldPassword },
                { "NewPassword", newPassword },
                { "ConfirmPassword", confirmPassword },
            };
            lblOldPassword.Text = Resources.StrLblOldPassword;
            lblNewPassword.Text = Resources.StrLblNewPassword;
            lblConfirmPassword.Text = Resources.StrLblConfirmPasswort;
            btnCHangePassword.Text = Resources.StrLblChangePassword;
            btnCancel.Text = Resources.StrLblCancel;
        }

        private void OnCancellationClick(Object sender, EventArgs args)
        {
            closeOnSuccessOrCancel?.Invoke(this);
        }

        private void OnFormSubmittedClick(Object sender, EventArgs args)
        {
            ChangePasswordErrorProvider.Clear();

            errorLbl.Text = default(String);

            if (!Software.ChangePassword(tbxOldPassword.Text, newPassword.Text, confirmPassword.Text, out var errors))
            {
                errorLbl.Text = Resources.StrMsgFailedPasswordChange;

                foreach (var kvp in errors)
                {
                    if (fields.TryGetValue(kvp.Key, out var control))
                    {
                        ChangePasswordErrorProvider.SetError(control, kvp.Value);
                    }
                }
            }
            else
            {
                closeOnSuccessOrCancel?.Invoke(this);
            }
        }

        private void btnCHangePassword_KeyDown(Object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Enter)
                OnFormSubmittedClick(this, null);
        }

        private void btnCancel_KeyDown(Object sender, KeyEventArgs e)
        {
            OnCancellationClick(this, null);
        }
    }
}