using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Exemplo_teclado_simples
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void teclado(object sender, KeyEventArgs e)
        {
            try
            {
                Porta.Open();
                if (e.KeyCode == Keys.Up)
                {
                    Porta.Write("U");
                    Text = "Up";
                }
                if (e.KeyCode == Keys.Down)
                {
                    Porta.Write("D");
                    Text = "Down";
                }
                if (e.KeyCode == Keys.Right)
                {
                    Porta.Write("R");
                    Text = "Right";
                }
                if (e.KeyCode == Keys.Left)
                {
                    Porta.Write("L");
                    Text = "Left";
                }
                Porta.Close();
            }
            catch
            {
                Text = "Erro na comunicação";
            }
        }

        private void detectar_tecla(object sender, PreviewKeyDownEventArgs e)
        {
            if (e.KeyCode == Keys.Up || e.KeyCode == Keys.Down || e.KeyCode == Keys.Left || e.KeyCode == Keys.Right)
            {
                e.IsInputKey = true;
            }

        }

        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                Porta.Open();
                Porta.Write("U");
                Text = "Up";
                Porta.Close();
            }
            catch
            {
                Text = "Erro na comunicação";
            }

        }

        private void button2_Click(object sender, EventArgs e)
        {
            try
            {
                Porta.Open();
                Porta.Write("L");
                Text = "Left";
                Porta.Close();
            }
            catch
            {
                Text = "Erro na comunicação";
            }
        }

        private void button4_Click(object sender, EventArgs e)
        {
            try
            {
                Porta.Open();
                Porta.Write("D");
                Text = "Down";
                Porta.Close();
            }
            catch
            {
                Text = "Erro na comunicação";
            }
        }

        private void button3_Click(object sender, EventArgs e)
        {
            try
            {
                Porta.Open();
                Porta.Write("R");
                Text = "Right";
                Porta.Close();
            }
            catch
            {
                Text = "Erro na comunicação";
            }
        }
    }
}