JD2022-TU1/main/tools/lib/AbstractPlugin/WinForm/EngineConnectionParameterForm.cs

using System;
using System.Windows.Forms;

namespace Plugin
{
    public partial class EngineConnectionParameterForm : Form
    {
        private readonly EngineConnectionManager _engineConnectionManager = null;

        public EngineConnectionParameterForm(EngineConnectionManager engineConnectionManager)
        {
            InitializeComponent();

            if (engineConnectionManager == null)
                throw new ArgumentNullException();

            _engineConnectionManager = engineConnectionManager;
            _engineConnectionParameterUserControl.DataContext = _engineConnectionManager;
        }

        public void OnConnectSelectionDone(object sender, EventArgs args)
        {
            DialogResult = DialogResult.OK;
            Close();
        }

        private EngineConnectionManager ConnectionManager
        {
            get
            {
                return (EngineConnectionManager)_engineConnectionParameterUserControl.DataContext;
            }
        }

        private void OnLoad(object sender, EventArgs e)
        {
            _engineConnectionParameterUserControl.ConnectionRequest += OnConnectSelectionDone;
            _engineConnectionManager.Clear();
            _engineConnectionManager.Load();
            // ip list box gains focus
            _engineConnectionParameterUserControl._listBox.Focus();
        }
        
        private void OnFormClosed(object sender, FormClosedEventArgs e)
        {
            _engineConnectionParameterUserControl.DataContext = null;
            _engineConnectionParameterUserControl.ConnectionRequest -= OnConnectSelectionDone;
            _engineConnectionManager.Save();
        }
    }
}