Question

Exercise 5: StyleOption program a) Modify the "StyleOption" program, in your lecture slides, to allow the user to specify the font name and size. Use combo boxes to obtain the font name and size (at least add four font name and 10 sizes) Style Options Say it with style! ]Bold Italic Make A Selection.... 26 b) Modify your solution in part 'a' such that it uses a slider to obtain the font size. Style Options Say it with style! | Italic Font Name: Make A Selection.. Bold Font size: 36 10

answer this question please, use java language

Answer 1

//Answer for a.

//---------- StyleOption.java ----------
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
class StyleOption extends JFrame implements ActionListener
{
   //checkboxes for bold and italic
   JCheckBox bold;
   JCheckBox italic;
   //label to display text with given style
   JLabel text;
   //combo box of font names and font sizes
   JComboBox fontNames;
   JComboBox fontSizes;
   String[] names = {"Times New Roman","SansSerif","Rockwell","Monospaced","Calibri"};
   String[] sizes = {"10","12","14","16","18","20","24","26","28","30"};
   StyleOption()
   {
       setLayout(null);
       setSize(500,300);
       setTitle("Style Options");
       //set background color
       getContentPane().setBackground(new Color(47,222,216));
      
       //get width and height
       int width = getWidth();
       int height = getHeight();
      
       //initilize all components
       text = new JLabel("Say it with style!");
      
       bold = new JCheckBox("Bold");
       italic = new JCheckBox("Italic");
      
       fontNames = new JComboBox(names);
       fontSizes = new JComboBox(sizes);
      
       JPanel panel = new JPanel(null);

       int halfOfHeight = height/2;
      
       //set locations for each component
       text.setBounds(width/2-100,10,width-30,halfOfHeight-50);
      
       bold.setBounds(10,halfOfHeight,50,30);
       italic.setBounds(70,halfOfHeight,60,30);
       fontNames.setBounds(130,halfOfHeight,130,30);
       fontSizes.setBounds(280,halfOfHeight,50,30);
      
       //for bold and italic set background colors to look alike in the question given.
       bold.setBackground(new Color(47,222,216));
       italic.setBackground(new Color(47,222,216));
      
       //add components
       add(bold);
       add(italic);
       add(fontNames);
       add(fontSizes);
      
       add(text);
      
       //add action listeners
       fontNames.addActionListener(this);
       fontSizes.addActionListener(this);
       bold.addActionListener(this);
       italic.addActionListener(this);
   }
   //when event triggered
   public void actionPerformed(ActionEvent ae)
   {
       //if triggered event is font names are font sizes
       if(ae.getSource() == fontNames || ae.getSource() == fontSizes)
       {
           //update the label style
           updateLabel();
       }
       //if bold
       else if(ae.getSource() == bold)
       {
           //then deselect italic checkbox
           italic.setSelected(false);
           //update the label style
           updateLabel();
       }
       //if italic
       else if(ae.getSource() == italic)
       {
           //then deselect bold
           //update the label style
           bold.setSelected(false);
           updateLabel();
       }
   }
   //function to update the label
   public void updateLabel()
   {
       //get font style and size
       String font = fontNames.getSelectedItem().toString();
       int size = Integer.parseInt(fontSizes.getSelectedItem().toString());
       Font f;
       //if bold is selected create font with Font.BOLD
       if(bold.isSelected())
       {
           f = new Font(font,Font.BOLD, size);
       }
       //if ITALIC is selected create font with Font.ITALIC
       else if(italic.isSelected())
       {
           f = new Font(font,Font.ITALIC, size);
       }
       //if not create font with Font.PLAIN
       else
       {
           f = new Font(font,Font.PLAIN, size);
       }
       //ASSIGN STYLE TO label text.
       text.setFont(f);
   }
   public static void main(String[] args)
   {
       //create object for the class
       StyleOption gui = new StyleOption();
       //set closing operation
       gui.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
       //set visible true.
       gui.setVisible(true);
      
   }
}

//OUTPUT

Style Options х Say it with style! Bold Italic Times New Rom... 10-

Style Options х Say it with style! Bold Italic Rockwell - 30 -

Style Options х Say it with style! ✓ Bold Italic Rockwell - 301

//------------ ANSWER FOR B ----------

//---------- StyleOptionB.java ----------
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.event.*;
class StyleOptionB extends JFrame implements ActionListener,ChangeListener
{
   //checkboxes for bold and italic
   JCheckBox bold;
   JCheckBox italic;
   //label to display text with given style
   JLabel text;
   //combo box of font names
   JComboBox fontNames;
   JLabel sizeLabel;
   JSlider fontSize;
   String[] names = {"Times New Roman","SansSerif","Rockwell","Monospaced","Calibri"};
  
   StyleOptionB()
   {
       setLayout(null);
       setSize(1200,200);
       setTitle("Style Options");
       //set background color
       getContentPane().setBackground(new Color(47,222,216));
      
       //get width and height
       int width = getWidth();
       int height = getHeight();
      
       //initilize all components
       text = new JLabel("Say it with style!");
      
       bold = new JCheckBox("Bold");
       italic = new JCheckBox("Italic");
      
       JLabel fontLabel = new JLabel("Font Name: ");
       fontNames = new JComboBox(names);
      
       sizeLabel = new JLabel("Font size: ");
       //create a slider with font size 10 to 40 and put initial value to 10.
       fontSize = new JSlider(10,40,10);
      
       JPanel panel = new JPanel(null);

       int halfOfHeight = height/2;
       int halfWidth = width/2;
       //set locations for each component
       text.setBounds(50,10,halfWidth,100);
      
       bold.setBounds(500,40,50,30);
       italic.setBounds(560,40,60,30);
      
       fontLabel.setBounds(630,40,70,30);
      
       fontNames.setBounds(710,40,130,30);
       sizeLabel.setBounds(850,40,80,30);
       fontSize.setBounds(940,40,150,50);
      
       //set PaintTicks to true
       fontSize.setPaintTicks(true);
       fontSize.setPaintLabels(true);
       //set tick spacing for major and minor
       fontSize.setMajorTickSpacing(5);
       fontSize.setMinorTickSpacing(1);
      
       //for bold and italic set background colors to look alike in the question given.
       bold.setBackground(new Color(47,222,216));
       italic.setBackground(new Color(47,222,216));
      
       //add components
       add(bold);
       add(italic);
       add(fontLabel);
       add(fontNames);
       add(sizeLabel);
       add(fontSize);
      
       add(text);
      
       //add action listeners
       fontNames.addActionListener(this);
      
       bold.addActionListener(this);
       italic.addActionListener(this);
       //add change event
       fontSize.addChangeListener(this);
   }
   //when event triggered
   public void actionPerformed(ActionEvent ae)
   {
       //if triggered event is font names
       if(ae.getSource() == fontNames)
       {
           //update the label style
           updateLabel();
       }
       //if bold
       else if(ae.getSource() == bold)
       {
           //then deselect italic checkbox
           italic.setSelected(false);
           //update the label style
           updateLabel();
       }
       //if italic
       else if(ae.getSource() == italic)
       {
           //then deselect bold
           //update the label style
           bold.setSelected(false);
           updateLabel();
       }
   }
   //when change event triggered
   public void stateChanged(ChangeEvent ce)
   {
       //if triggered by fontSize slider
       if(ce.getSource() == fontSize)
       {
           sizeLabel.setText("Font size: "+(int)fontSize.getValue());
           //update label
           updateLabel();
       }
   }
   //function to update the label
   public void updateLabel()
   {
       //get font style and size
       String font = fontNames.getSelectedItem().toString();
       //get font size from slider and explictly convert it to integer.
       int size = (int)fontSize.getValue();
       Font f;
       //if bold is selected create font with Font.BOLD
       if(bold.isSelected())
       {
           f = new Font(font,Font.BOLD, size);
       }
       //if ITALIC is selected create font with Font.ITALIC
       else if(italic.isSelected())
       {
           f = new Font(font,Font.ITALIC, size);
       }
       //if not create font with Font.PLAIN
       else
       {
           f = new Font(font,Font.PLAIN, size);
       }
       //ASSIGN STYLE TO label text.
       text.setFont(f);
   }
   public static void main(String[] args)
   {
       //create object for the class
       StyleOptionB gui = new StyleOptionB();
       //set closing operation
       gui.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
       //set visible true.
       gui.setVisible(true);
      
   }
}
//------------- OUTPUT ---------------

Style Options - O х Say it with style! Bold Italic Font Name: Times New Rom... → Font size: 40 IIIIIIIIIIIIIIIIIIIIIIIIIIIII 10 15 20 25 30 35 40

Style Options х Say it with style! Bold Italic Font Name: Times New Rom... → Font size: 40 LILILILI LILILILLILILI LILILILII 10 15 20 25 30 35 40

Style Options х Say it with style! ✓ Bold Italic Font Name: Times New Rom... → Font size: 40 LILILILI LILILILLILILI LILILILII 10 15 20 25 30 35 40

Style Options х ✓ Bold Bold Italic Italic Font Hame: Monospaces Font Name: Monospaced Say it with style! - | Font size: 40 LILILILI LILILILLILILI LILILILII 10 15 20 25 30 35 40

Style Options х Say it with style! ✓ Bold Italic Font Name: Monospaced Font size: 23 10 15 20 25 30 35 40

//PLEASE LIKE THE ANSWER AND COMMENT IF YOU HAVE DOUBTS.