Question

Please use Java to solve this quesition. Thx.

Lab14 10:30 Write a program similar to the following figure, which allow user to add name and draw the added names in the center part of the frame. ArrayList and GUI drawing will be used 1) Create your customized Jframe 2) Fields that you need: IButton, JTextField, DrawPanel Lab 15 of Summer 17 3) Create components and panel Tom Hanks 4) Add components to the panel Frank Jim 5) Draw your panel (create class DrawPanel() Mike Smith 6) Create class for ActionListener 7) In main method create JFrame | OK Deutton method Add Name Input a name: Input name

Answer 1

//DisplayNames.java

import java.awt.EventQueue;

import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import javax.swing.JLabel;
import java.awt.Font;
import java.awt.Graphics;

import javax.swing.JTextField;
import javax.swing.JButton;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.awt.event.ActionEvent;

public class DisplayNames extends JFrame {

   private JPanel contentPane;
   private JTextField textField;
   static ArrayList<String> names = new ArrayList();
   static int x=60;
static int y=60;
   /**
   * Launch the application.
   */
   public static void main(String[] args) {
       EventQueue.invokeLater(new Runnable() {
           public void run() {
               try {
                     

                   DisplayNames frame = new DisplayNames();
                  
                   DrawPanel drawPanel = new DrawPanel(names,x,y);
                   drawPanel.setSize(500,500);
                   frame.getContentPane().add(drawPanel);
                   frame.setTitle("Lab 15 of Summer17");
                  
                   frame.setVisible(true);
               } catch (Exception e) {
                   e.printStackTrace();
               }
           }
       });
   }

   /**
   * Create the frame.
   */
   public DisplayNames() {
       setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
       setBounds(100, 100, 687, 441);
       contentPane = new JPanel();
       contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
       setContentPane(contentPane);
       contentPane.setLayout(null);
      
       JLabel lblInputAName = new JLabel("Input a name:");
       lblInputAName.setFont(new Font("Tahoma", Font.PLAIN, 22));
       lblInputAName.setBounds(40, 312, 146, 41);
       contentPane.add(lblInputAName);
      
       textField = new JTextField();
       textField.setFont(new Font("Tahoma", Font.PLAIN, 22));
       textField.setBounds(185, 314, 229, 41);
       contentPane.add(textField);
       textField.setColumns(10);
      
       JButton btnAddName = new JButton("Add Name");
       btnAddName.setFont(new Font("Tahoma", Font.PLAIN, 22));
       btnAddName.addActionListener(new ActionListener() {
           public void actionPerformed(ActionEvent arg0) {
               names.add(textField.getText());
               repaint();
               textField.setText("");
           }
       });
       btnAddName.setBounds(427, 314, 146, 41);
       contentPane.add(btnAddName);
      
       JPanel panel = new JPanel();
       panel.setBounds(500, 500, 496, 244);
       contentPane.add(panel);

   }
}
class DrawPanel extends JPanel {
  
   ArrayList<String> InputNames=new ArrayList<String>();
   int xPos;
   static int yPos;
  
   public DrawPanel(ArrayList<String> names, int x, int y)
   {
       this.InputNames=names;
       this.xPos=x;
       DrawPanel.yPos=y;
   }
@Override
public void paintComponent(Graphics g) {
super.paintComponent(g);
  
Font font=new Font("Arial",0, 22);
   g.setFont(font);

for(int i=0;i<InputNames.size();i++)
{       
   g.drawString(InputNames.get(i),xPos,yPos + i*30);
     
}
     
}
}

//Output

X Lab 15 of Summer17 Tom Hanks Frank Jim Mike Smith Input a name: Add Name