Sort gui

package src;

import java.awt.EventQueue;

import javax.swing.JFrame;
import java.awt.GridBagLayout;
import java.awt.FlowLayout;
import javax.swing.JTextField;
import javax.swing.ScrollPaneConstants;

import java.awt.GridLayout;
import javax.swing.JButton;
import javax.swing.JTextArea;
import javax.swing.JPanel;
import javax.swing.border.TitledBorder;
import javax.swing.UIManager;
import java.awt.Color;
import java.awt.Font;
import java.awt.event.ActionListener;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Scanner;
import java.util.stream.Stream;
import java.awt.event.ActionEvent;
import javax.swing.JScrollPane;
import java.awt.Component;
import javax.swing.border.EmptyBorder;
import javax.swing.JLabel;

public class SortGUI {

	private JFrame frmSortgui;
	private JTextField txtInput;
	private JTextField txtSize;
	private JTextField txtMin;
	private JTextField txtMax;

	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					SortGUI window = new SortGUI();
					window.frmSortgui.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}

	/**
	 * Create the application.
	 */
	public SortGUI() {
		initialize();
	}

	/**
	 * Initialize the contents of the frame.
	 */
	private void initialize() {
		frmSortgui = new JFrame();
		frmSortgui.setTitle("SortGUI");
		frmSortgui.setBounds(100, 100, 612, 490);
		frmSortgui.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frmSortgui.getContentPane().setLayout(null);
		
		txtInput = new JTextField();
		txtInput.setFont(new Font("Consolas", Font.PLAIN, 17));
		txtInput.setToolTipText("Enter number");
		txtInput.setBounds(30, 11, 430, 25);
		frmSortgui.getContentPane().add(txtInput);
		txtInput.setColumns(10);
		
		JButton btnRun = new JButton("Run");
		
		btnRun.setBounds(489, 11, 86, 25);
		frmSortgui.getContentPane().add(btnRun);
		
		
		JPanel panel = new JPanel();
		panel.setBorder(new TitledBorder(UIManager.getBorder("TitledBorder.border"), "Result", TitledBorder.LEADING, TitledBorder.TOP, null, new Color(0, 0, 0)));
		panel.setToolTipText("");
		panel.setBounds(20, 124, 554, 316);
		frmSortgui.getContentPane().add(panel);
		panel.setLayout(null);
		
		JTextArea txtArea = new JTextArea();
	   
	    txtArea.setBorder(new EmptyBorder(10, 10, 10, 10));
	    txtArea.setFont(new Font("Consolas", Font.PLAIN, 15));
	    txtArea.setEditable(false);
	    txtArea.setToolTipText("");
	    txtArea.setBounds(10, 27, 521, 264);
		
		JScrollPane scroll = new JScrollPane (txtArea );
		scroll.setLocation(10, 25);
		scroll.setSize(540, 266);
	    scroll.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);
	    panel.add(scroll);
	    
	    
	    txtSize = new JTextField();
	    txtSize.setBounds(70, 53, 86, 25);
	    frmSortgui.getContentPane().add(txtSize);
	    txtSize.setColumns(10);
	    
	    JLabel lblSize = new JLabel("Size :");
	    lblSize.setBounds(30, 53, 30, 25);
	    frmSortgui.getContentPane().add(lblSize);
	    
	    JButton btnRandom = new JButton("Random");
	    
	    btnRandom.setBounds(489, 54, 86, 25);
	    frmSortgui.getContentPane().add(btnRandom);
	    
	    JLabel lblMin = new JLabel("Min :");
	    lblMin.setBounds(181, 53, 30, 25);
	    frmSortgui.getContentPane().add(lblMin);
	    
	    txtMin = new JTextField();
	    txtMin.setColumns(10);
	    txtMin.setBounds(221, 53, 86, 25);
	    frmSortgui.getContentPane().add(txtMin);
	    
	    JLabel lblMax = new JLabel("Max :");
	    lblMax.setBounds(334, 53, 30, 25);
	    frmSortgui.getContentPane().add(lblMax);
	    
	    txtMax = new JTextField();
	    txtMax.setColumns(10);
	    txtMax.setBounds(374, 53, 86, 25);
	    frmSortgui.getContentPane().add(txtMax);
		
		btnRun.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				ArrayList<Double> arrList = new ArrayList<>();
				txtArea.setText("");
				String text = "";
				try {
					text = txtInput.getText();
				}catch(Exception ex){
					txtArea.setText(""+ex);
					
				}
				Scanner kb = new Scanner(text);
				
				while(kb.hasNext()){
					double x = 0;
					try {
						x = kb.nextDouble();
						
					}catch(Exception ex){
						txtArea.setText("\nThese are NOT numbers :" + ex);
						break;
					}
					arrList.add(x);
				}
				
				Double[] Arr = new Double[arrList.size()];
				
				arrList.toArray(Arr);
				double[] arr = Stream.of(Arr).mapToDouble(Double::doubleValue).toArray();
				
				MainClass.setArray(arr);
				String result ="Sort number : \n"+MainClass.toStringArray();
				try {
					result += MainClass.mainBubbleSort();
					result += MainClass.mainSelectionSort();
					result += MainClass.mainInsertionSort();
					result += MainClass.mainTopDownMergeSort();
					result += MainClass.mainHeapSort();
					result += MainClass.mainQuickSort();
					result += MainClass.mainShellSort();
					result += MainClass.mainCombSort();
					txtArea.setText(result);
				}catch (Exception ex){
					txtArea.setText(""+ex);
				}
				
				
				
			}
		});
		
		btnRandom.addActionListener(new ActionListener() {
	    	public void actionPerformed(ActionEvent e) {
	    		try	{
	    			int size = Integer.parseInt(txtSize.getText());
	    			int min = Integer.parseInt(txtMin.getText());
	    			int max = Integer.parseInt(txtMax.getText());
	    			MainClass.createRandomArray(size, min, max);
	    			txtArea.setText("");
	    			
	    			String result ="Sort number : \n"+MainClass.toStringArray();
	    			result += "\nTime unit : nanoSecond";
					result += MainClass.mainBubbleSort();
					result += MainClass.mainSelectionSort();
					result += MainClass.mainInsertionSort();
					result += MainClass.mainTopDownMergeSort();
					result += MainClass.mainHeapSort();
					result += MainClass.mainQuickSort();
					result += MainClass.mainShellSort();
					result += MainClass.mainCombSort();
					
					
					txtArea.setText(result);
	    		}catch(Exception ex){
	    			txtArea.setText("" +ex);
	    		}
	    	}
	    });
		
		
	}
}