using System;
using System.Drawing;
using System.Windows.Forms;
using TBF.Resources;

namespace TBF.Forms
{
    public partial class EmergencyStopForm : Form
    {
        public static bool ClosingForm = false;

		/// <summary>
		/// Parameterless constructor (does the localization)
		/// </summary>
        public EmergencyStopForm()
        {
            Visible = false;
            InitializeComponent();
			emergencyStopMsgLabel.Text = Strings.Emergency_STOP;
            emergencyStopMsgLabel.Enabled = false;
            emergencyStopMsgLabel.Visible = false;

            UiBridge.Bridge.EmergencyStopChangedHandler += delegate(object sender, UiBridge.EmergencyStopEventArgs args)
            {
                if (ClosingForm) return;

                if (InvokeRequired)
                {
                    Invoke(new EventHandler<UiBridge.EmergencyStopEventArgs>(OnEmergencyStopStateChanged), sender, args);
                }
                else OnEmergencyStopStateChanged(sender, args);
            };
        }

        void OnEmergencyStopStateChanged(Object sender, UiBridge.EmergencyStopEventArgs args)
		{
            if (args.EmergencyStopState == UiBridge.EmergencyStopEventArgs.State.Active)
			{
                Visible = true;
                emergencyStopMsgLabel.Enabled = true;
                emergencyStopMsgLabel.Visible = true;
			}
            else if (args.EmergencyStopState == UiBridge.EmergencyStopEventArgs.State.Inactive)
			{
                Visible = false;
                emergencyStopMsgLabel.Enabled = false;
                emergencyStopMsgLabel.Visible = false;
            }
            else if (args.EmergencyStopState == UiBridge.EmergencyStopEventArgs.State.CloseForm)
			{
                ClosingForm = true;
                Close();
            }
		}
    }
}