lv3

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 LV4_1
{
    public partial class Form1 : Form
    {

        //Kolekcija  (Queue - FIFO)  (Stack - LIFO)
        Queue<Osoba> osobaCollection = new Queue<Osoba>();

        //Deklariramo listu
        List<string> imeList = new List<string>();

        //Deklariramo niz
        string[] imeArray = { "Maja", "Marko", "Ivan", "Iva", "Andrija" };



        public Form1()
        {
            InitializeComponent();
        }

        private void btnPrint_Click(object sender, EventArgs e)
        {


            if (rbCollection.Checked)
            {
                richTextBox1.Clear();
                richTextBox1.Text = "Ime \t Prezime \t Godina rodjenja\n";
                foreach (Osoba os in osobaCollection)
                {
                    richTextBox1.Text += String.Format("{0} \t {1} \t {2}\n", os.Ime, os.Prezime, os.GodinaRodjenja); ;
                }

                richTextBox1.Text += "\n";
                richTextBox1.Text += "* Obrnuti redoslijed *\n";
                richTextBox1.Text += "**********************\n";


                foreach (Osoba os in osobaCollection.Reverse())
                {
                    richTextBox1.Text += String.Format("{0} \t {1} \t {2}\n", os.Ime, os.Prezime, os.GodinaRodjenja); ;
                }

                lblNoItems.Text = osobaCollection.Count.ToString();
            }
            else if (rbList.Checked)
            {
                //Ispis
                richTextBox1.Clear();
                foreach (string ime in imeList)
                {
                    richTextBox1.Text += ime + "\n";
                }

                richTextBox1.Text += "\n";
                richTextBox1.Text += "* Sortirano *\n";
                richTextBox1.Text += "*************\n";

                imeList.Sort();

                foreach (string ime in imeList)
                {
                    richTextBox1.Text += ime + "\n";
                }

                lblNoItems.Text = imeList.Count.ToString();
            }
            else if (rbArray.Checked)
            {
                //Ispis
                richTextBox1.Clear();
                for (int i = 0; i <= 4; i++)
                {
                    richTextBox1.Text += imeArray[i] + "\n";
                }

                richTextBox1.Text += "\n";
                richTextBox1.Text += "* Sortirano *\n";
                richTextBox1.Text += "*************\n";
                Array.Sort(imeArray);

                foreach (string ime in imeArray)
                {
                    richTextBox1.Text += ime + "\n";
                }

                lblNoItems.Text = imeArray.Length.ToString();
            }




        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (rbCollection.Checked)
            {
                //Unos
                Osoba os = new Osoba(txtIme.Text, txtPrezime.Text, Convert.ToInt32(txtGodinaRodjenja.Text));
                osobaCollection.Enqueue(os);
            }
            else if (rbList.Checked)
            {
                //Unos
                imeList.Add(txtIme.Text);
            }
        }

        private void btnOpen_Click(object sender, EventArgs e)
        {
            if (openFileDialog1.ShowDialog()==DialogResult.OK){
                this.Text=openFileDialog1.FileName;
                System.IO.StreamReader sr = new System.IO.StreamReader(openFileDialog1.FileName);
                richTextBox2.Text=sr.ReadToEnd();
                sr.Close();
            }
        }

        private void btnFont_Click(object sender, EventArgs e)
        {
            if (fontDialog1.ShowDialog() == DialogResult.OK)
            {
                richTextBox2.Font = fontDialog1.Font;
            }
        }

        private void btnColor_Click(object sender, EventArgs e)
        {
            if (colorDialog1.ShowDialog() == DialogResult.OK)
            {
                richTextBox2.ForeColor = colorDialog1.Color;
            }
        }

        private void btnMultiply_Click(object sender, EventArgs e)
        {
            int a, b, rez;
            try
            {
                a = Convert.ToInt32(rbA.Text);
                b = Convert.ToInt32(rbB.Text);
                rez = a * b;
                rbResult.Text = rez.ToString();
            }
            catch(Exception)
            {
                MessageBox.Show("Morate unijeti cijeli broj");
                //MessageBox.Show("Morate unijeti cijeli broj","Upozorenje", --> primjer za uredit taj messagebox
            }

        }
    }
}