Creating the GUI was not an issue, I am having an issue creating the implementation.
import javax.swing.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
public class Lab2 extends JFrame implements ActionListener {
JButton open = new JButton("Next Program");
JTextArea result = new JTextArea(20,40);
JLabel errors = new JLabel();
JScrollPane scroller = new JScrollPane();
public Lab2() {
setLayout(new java.awt.FlowLayout());
setSize(500,430);
setDefaultCloseOperation(DISPOSE_ON_CLOSE);
add(open); open.addActionListener(this);
scroller.getViewport().add(result);
add(scroller);
add(errors);
}
public void actionPerformed(ActionEvent evt) {
result.setText(""); //clear TextArea for next program
errors.setText("");
processProgram();
}
public static void main(String[] args) {
Lab2 display = new Lab2();
display.setVisible(true);
}
String getFileName() {
JFileChooser fc = new JFileChooser();
int returnVal = fc.showOpenDialog(this);
if (returnVal == JFileChooser.APPROVE_OPTION)
return fc.getSelectedFile().getPath();
else
return null;
}
/************************************************************************/
/* Put your implementation of the processProgram method here. */
/* Use the getFileName method to allow the user to select a program. */
/* Then simulate the execution of that program. */
/* You may add any other methods that you think are appropriate. */
/* However, you should not change anything in the code that I have */
/* written. */
/************************************************************************/
Write a Java program to read and simulate the execution of a program written in a highly
simplified programming language. Each line in the input contains one statement. There are no
declaration statements; all values are of type double. Statements in the language are in the
following forms: Conditional Statement Meaning \begin{tabular}{|l|l|} IF variable IS value
THEN simpleStatement &
Ifthevariableisequaltovalue(avariableoraconstant),thesimpleStatementisperformed. \\ \hline
\end{tabular} The GUI will include a "Next Program" button which allows the user to select a
file containing a program to be executed. The program in the selected file is then executed and
the output (result of the PRINT statements) should be displayed in a scrollable text area. NOTE
Use of an array is NOT acceptable in this assignment..
Creating the GUI was not an issue, I am having an issue creating the.pdf
1. Creating the GUI was not an issue, I am having an issue creating the implementation.
import javax.swing.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
public class Lab2 extends JFrame implements ActionListener {
JButton open = new JButton("Next Program");
JTextArea result = new JTextArea(20,40);
JLabel errors = new JLabel();
JScrollPane scroller = new JScrollPane();
public Lab2() {
setLayout(new java.awt.FlowLayout());
setSize(500,430);
setDefaultCloseOperation(DISPOSE_ON_CLOSE);
add(open); open.addActionListener(this);
scroller.getViewport().add(result);
add(scroller);
add(errors);
}
public void actionPerformed(ActionEvent evt) {
result.setText(""); //clear TextArea for next program
errors.setText("");
processProgram();
}
public static void main(String[] args) {
Lab2 display = new Lab2();
display.setVisible(true);
}
String getFileName() {
JFileChooser fc = new JFileChooser();
int returnVal = fc.showOpenDialog(this);
2. if (returnVal == JFileChooser.APPROVE_OPTION)
return fc.getSelectedFile().getPath();
else
return null;
}
/************************************************************************/
/* Put your implementation of the processProgram method here. */
/* Use the getFileName method to allow the user to select a program. */
/* Then simulate the execution of that program. */
/* You may add any other methods that you think are appropriate. */
/* However, you should not change anything in the code that I have */
/* written. */
/************************************************************************/
Write a Java program to read and simulate the execution of a program written in a highly
simplified programming language. Each line in the input contains one statement. There are no
declaration statements; all values are of type double. Statements in the language are in the
following forms: Conditional Statement Meaning begin{tabular}{|l|l|} IF variable IS value
THEN simpleStatement &
Ifthevariableisequaltovalue(avariableoraconstant),thesimpleStatementisperformed. hline
end{tabular} The GUI will include a "Next Program" button which allows the user to select a
file containing a program to be executed. The program in the selected file is then executed and
the output (result of the PRINT statements) should be displayed in a scrollable text area. NOTE
Use of an array is NOT acceptable in this assignment.
![Creating the GUI was not an issue, I am having an issue creating the implementation.
import javax.swing.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
public class Lab2 extends JFrame implements ActionListener {
JButton open = new JButton("Next Program");
JTextArea result = new JTextArea(20,40);
JLabel errors = new JLabel();
JScrollPane scroller = new JScrollPane();
public Lab2() {
setLayout(new java.awt.FlowLayout());
setSize(500,430);
setDefaultCloseOperation(DISPOSE_ON_CLOSE);
add(open); open.addActionListener(this);
scroller.getViewport().add(result);
add(scroller);
add(errors);
}
public void actionPerformed(ActionEvent evt) {
result.setText(""); //clear TextArea for next program
errors.setText("");
processProgram();
}
public static void main(String[] args) {
Lab2 display = new Lab2();
display.setVisible(true);
}
String getFileName() {
JFileChooser fc = new JFileChooser();
int returnVal = fc.showOpenDialog(this);](https://image.slidesharecdn.com/creatingtheguiwasnotanissueiamhavinganissuecreatingthe-230402030351-9bcbe77e/85/Creating-the-GUI-was-not-an-issue-I-am-having-an-issue-creating-the-pdf-1-320.jpg)
