///
/// Copyright (c) 2013-2015 Sensus Metering Systems
///
using System;
using System.Windows.Forms;
using TBF.BenchControl.Generic;

namespace TBF
{
	public partial class SelectComponentClassDlg : Form
	{
		/// This is the main result of this dialog
		public IComponentFactory SlctdCmpntFactory = null;

		int selectedIndex = -1;

		/// Constructor
		public SelectComponentClassDlg()
		{
			InitializeComponent();

			foreach (var componentFactory in BenchControl.TbfComponents.Factories)
			{
				availCmpntsLstBox.Items.Add(componentFactory.ClassName);
			}
		}

		/// Load components from BenchControl.SupportedComponents
		private void SelectComponentClassDlg_Load(object sender, EventArgs e)
		{
			if (selectedIndex >= 0 && selectedIndex < BenchControl.TbfComponents.Factories.Count)
			{
				availCmpntsLstBox.SelectedIndex = selectedIndex;
			}
		}

		/// Double click - Add the clicked component
		private void availCmpntsLstBox_DoubleClick(object sender, EventArgs e)
		{
			okButton_Click(sender, e);
		}

		/// OK - Add the selected component
		private void okButton_Click(object sender, EventArgs e)
		{
			int ix = availCmpntsLstBox.SelectedIndex;
			if (ix >= 0 && ix < BenchControl.TbfComponents.Factories.Count)
			{
				selectedIndex = ix;
				SlctdCmpntFactory = BenchControl.TbfComponents.Factories[ix];
				DialogResult = DialogResult.OK;
				Close();
				return;
			}
		}

		/// Cancel - Do nothing
		private void cancelButton_Click(object sender, EventArgs e)
		{
			SlctdCmpntFactory = null;
			DialogResult = DialogResult.Cancel;
			Close();
			return;
		}
	}
}