///
/// Copyright (c) 2013-2018 Sensus Slovensko a.s.
///
using System;
using System.Collections.Generic;
using System.Drawing;
using TBF.Rig;
using TBF.Resources;

namespace TBF.Rig.Operations
{
	public class MessageBoxOp : IOperation
	{
        MessageBoxForm messageBoxForm;

		string message;
        Color backColor;
		bool completed = false;

		/// <returns>Reference to the operation</returns>
		public MessageBoxOp()
            : this(Strings.Message)
		{
		}

        public MessageBoxOp(string message)
            : this (message, Color.LightSteelBlue)
        {
        }

		public MessageBoxOp(string message, Color backColor)
		{
			this.message = message;
            this.backColor = backColor;
		}

        delegate void MessageBoxFormDlgt(MessageBoxOp myRef);
        /// 
        void OpenFormDlg(MessageBoxOp myRef)
        {
			myRef.messageBoxForm = new MessageBoxForm(message, backColor);
            messageBoxForm.Show();
        }

		/// <summary>Start this operation</summary>
		public void Start()
		{
			completed = false;
			Program.MainWnd.Invoke(new MessageBoxFormDlgt(OpenFormDlg), this);
		}

		/// <summary>Run this operation</summary>
		/// <returns>Event.ResultsPrinted</returns>
		public Event Run()
		{
			if (completed || messageBoxForm.Completed)
			{
				completed = true;
				messageBoxForm = null;
				return Event.OK;
			}

			return Event.None;
		}

		/// <summary>Stop this operation</summary>
		public void Stop()
		{
			if (messageBoxForm != null)
			{
                messageBoxForm.OnCloseThisForm(this, null);
				messageBoxForm = null;
			}
		}
	}
}