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Old 01-08-2008, 07:23 PM
tomitzel tomitzel is offline
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actionPerformed problem
Hi, I'm receiveing the folowing error message:Exception in thread "main"
Quote:
java.lang.Error: Unresolved compilation problems:
void is an invalid type for the variable actionPerformed
Syntax error on token "(", ; expected
Syntax error on token ")", ; expected
The java file is this:
Code:
/** * */ package pachet; import java.awt.TextArea; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.*; import javax.swing.JFrame; import javax.swing.JMenu; import javax.swing.JMenuBar; import javax.swing.JMenuItem; /** * @author Militaru Tomita * */ public class LibrarySystem { Library tomex = new Library("books.txt", "members.txt"); public static void main(String[] args) { @SuppressWarnings("unused") LibrarySystem s = new LibrarySystem(); @SuppressWarnings("deprecation") JFrame fereastra = new JFrame("Tomex v1.0"); fereastra.show(); fereastra.setSize(500, 300); JMenuBar meniu = new JMenuBar(); JMenu menu1 = new JMenu("Carti"); meniu.add(menu1); JMenuItem item1 = new JMenuItem("Adauga o carte"); item1.addActionListener((ActionListener) fereastra); menu1.add(item1); JMenuItem item2 = new JMenuItem("Afiseaza toate cartile"); item2.addActionListener((ActionListener) fereastra); menu1.add(item2); JMenuItem item3 = new JMenuItem("Afiseaza toate cartile disponibile"); item3.addActionListener((ActionListener) fereastra); menu1.add(item3); JMenuItem item4 = new JMenuItem("Afiseaza toate cartile imprumutate"); item4.addActionListener((ActionListener) fereastra); menu1.add(item4); JMenu menu2 = new JMenu("Membri"); meniu.add(menu2); JMenuItem item5 = new JMenuItem("Adauga membru nou"); item5.addActionListener((ActionListener) fereastra); menu2.add(item5); JMenuItem item6 = new JMenuItem("Sterge un membru"); item6.addActionListener((ActionListener) fereastra); menu2.add(item6); JMenuItem item7 = new JMenuItem("Afiseaza toti membrii"); item7.addActionListener((ActionListener) fereastra); menu2.add(item7); JMenu menu3 = new JMenu("Imprumuta"); meniu.add(menu3); JMenuItem item8 = new JMenuItem("Imprumuta o carte"); item8.addActionListener((ActionListener) fereastra); menu3.add(item8); JMenuItem item9 = new JMenuItem("Returneaza o carte"); item9.addActionListener((ActionListener) fereastra); menu3.add(item9); fereastra.setJMenuBar(meniu); TextArea t = new TextArea("Hello", 5, 40); fereastra.add(t); public void actionPerformed(ActionEvent e){ } } }
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