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Я создаю игру в настоящее время и столкнулся с большим вопросом, как вы очищаете jFrames, а затем добавляете новый контент. Я видел все остальные вопросы и ответы, но они не работают с моим кодом. я хочу, чтобы моя единственная кнопка-плеер, чтобы очистить экран затем добавить новое содержаниеJava clearing jFrame в netbeans
*
* @author Kyle
*/
public class mainscreen extends javax.swing.JFrame {
/**
* Creates new form main screen
*/
public mainscreen() {
setTitle("My, World");
initComponents();
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
jPanel1 = new javax.swing.JPanel();
jcredit2 = new javax.swing.JLabel();
jcredit1 = new javax.swing.JLabel();
jButton1 = new javax.swing.JButton();
jButton2 = new javax.swing.JButton();
jButton3 = new javax.swing.JButton();
jLabel1 = new javax.swing.JLabel();
jLabel2 = new javax.swing.JLabel();
jLabel3 = new javax.swing.JLabel();
jButton4 = new javax.swing.JButton();
jcredit3 = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
jPanel1.setBackground(new java.awt.Color(0, 0, 0));
jPanel1.setForeground(new java.awt.Color(255, 255, 255));
jcredit2.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 14)); // NOI18N
jcredit2.setForeground(new java.awt.Color(255, 255, 255));
jcredit1.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 14)); // NOI18N
jcredit1.setForeground(new java.awt.Color(255, 255, 255));
jButton1.setBackground(new java.awt.Color(0, 0, 0));
jButton1.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 24)); // NOI18N
jButton1.setForeground(new java.awt.Color(255, 255, 255));
jButton1.setText("Singleplayer");
jButton1.setOpaque(true);
jButton1.setBorder(null);
jButton1.setContentAreaFilled(false);
jButton1.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
mouseCsingleplayer(evt);
}
public void mouseEntered(java.awt.event.MouseEvent evt) {
mouseentersingleplayer(evt);
}
public void mouseExited(java.awt.event.MouseEvent evt) {
mouseexitsingleplayer(evt);
}
});
jButton2.setBackground(new java.awt.Color(0, 0, 0));
jButton2.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 24)); // NOI18N
jButton2.setForeground(new java.awt.Color(255, 255, 255));
jButton2.setText("Multiplayer");
jButton2.setBorder(null);
jButton2.setName(""); // NOI18N
jButton2.setContentAreaFilled(false);
jButton2.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseEntered(java.awt.event.MouseEvent evt) {
mouseentermultiplayer(evt);
}
public void mouseExited(java.awt.event.MouseEvent evt) {
mouseexitmultiplayer(evt);
}
});
jButton3.setBackground(new java.awt.Color(0, 0, 0));
jButton3.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 24)); // NOI18N
jButton3.setForeground(new java.awt.Color(255, 255, 255));
jButton3.setText("Options");
jButton3.setBorder(null);
jButton3.setOpaque(false);
jButton3.setContentAreaFilled(false);
jButton3.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseEntered(java.awt.event.MouseEvent evt) {
mousenteroptions(evt);
}
public void mouseExited(java.awt.event.MouseEvent evt) {
Mouseexitoptions(evt);
}
});
jLabel1.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 70)); // NOI18N
jLabel1.setForeground(new java.awt.Color(255, 255, 255));
jLabel1.setText("My, World");
jLabel2.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 14)); // NOI18N
jLabel2.setForeground(new java.awt.Color(255, 255, 255));
jLabel3.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseEntered(java.awt.event.MouseEvent evt) {
mouseclickfrog(evt);
}
public void mouseExited(java.awt.event.MouseEvent evt) {
mouseexitfrog(evt);
}
});
jButton4.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 24)); // NOI18N
jButton4.setForeground(new java.awt.Color(255, 255, 255));
jButton4.setText("Credits");
jButton4.setBorder(null);
jButton4.setOpaque(false);
jButton3.setOpaque(false);
jButton4.setContentAreaFilled(false);
jButton4.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
Jbutton4CLicked(evt);
}
public void mouseEntered(java.awt.event.MouseEvent evt) {
Jbutton4hover1(evt);
}
public void mouseExited(java.awt.event.MouseEvent evt) {
jButton4Mouseexitoptions(evt);
}
});
javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
jPanel1.setLayout(jPanel1Layout);
jPanel1Layout.setHorizontalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addContainerGap()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel1)
.addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 388, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 212, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 187, Short.MAX_VALUE)
.addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 222, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
.addComponent(jButton4, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jButton3, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jButton2, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 212, Short.MAX_VALUE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
.addComponent(jcredit1, javax.swing.GroupLayout.DEFAULT_SIZE, 296, Short.MAX_VALUE)
.addComponent(jcredit2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(jcredit3, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addGap(22, 22, 22))))
);
jPanel1Layout.setVerticalGroup(
jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 152, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGroup(jPanel1Layout.createSequentialGroup()
.addComponent(jLabel1)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 23, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 56, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jButton2, javax.swing.GroupLayout.PREFERRED_SIZE, 52, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jButton3, javax.swing.GroupLayout.PREFERRED_SIZE, 57, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addGroup(jPanel1Layout.createSequentialGroup()
.addComponent(jcredit1, javax.swing.GroupLayout.PREFERRED_SIZE, 19, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jcredit2, javax.swing.GroupLayout.PREFERRED_SIZE, 19, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jcredit3, javax.swing.GroupLayout.PREFERRED_SIZE, 19, javax.swing.GroupLayout.PREFERRED_SIZE))
.addComponent(jButton4, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addContainerGap(54, Short.MAX_VALUE))
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
);
pack();
}// </editor-fold>
private void mouseentersingleplayer(java.awt.event.MouseEvent evt) {
jButton1.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 27));
jLabel2.setText(" Create a new world or load a old one!");
jButton1.setText("<Singleplayer>");
}
private void mouseexitsingleplayer(java.awt.event.MouseEvent evt) {
jButton1.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 25));
jLabel2.setText("");
jButton1.setText("Singleplayer");
}
private void mouseentermultiplayer(java.awt.event.MouseEvent evt) {
jButton2.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 27));
jLabel2.setText(" Play LAN or online with friends!");
jButton2.setText("<Multiplayer>");
}
private void mouseexitmultiplayer(java.awt.event.MouseEvent evt) {
jButton2.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 24));
jLabel2.setText("");
jButton2.setText("Multiplayer");
}
private void mousenteroptions(java.awt.event.MouseEvent evt) {
jButton3.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 27));
jLabel2.setText(" Configure your life!");
jButton3.setText("<Options>");
}
private void Mouseexitoptions(java.awt.event.MouseEvent evt) {
jButton3.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 24));
jLabel2.setText("");
jButton3.setText("Options");
}
private void mouseclickfrog(java.awt.event.MouseEvent evt) {
jLabel2.setText("Copyright, Applacation Amphibian 2013");
}
private void mouseexitfrog(java.awt.event.MouseEvent evt) {
jLabel2.setText("");
}
private void Jbutton4CLicked(java.awt.event.MouseEvent evt) {
jButton4.setText("<credits>");
}
private void Jbutton4hover1(java.awt.event.MouseEvent evt) {
jButton4.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 27));
jcredit1.setText("Head of project: Kyle Jackson");
jcredit2.setText("Graphics: Lachlan Hatfeild");
jButton4.setText("<Credits>");
}
private void jButton4Mouseexitoptions(java.awt.event.MouseEvent evt) {
jButton4.setFont(new java.awt.Font("Arial Rounded MT Bold", 0, 24));
jcredit1.setText("");
jcredit2.setText("");
jButton4.setText("Credits");
}
private void mouseCsingleplayer(java.awt.event.MouseEvent evt) {
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(mainscreen.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(mainscreen.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(mainscreen.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(mainscreen.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new mainscreen().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.JButton jButton1;
private javax.swing.JButton jButton2;
private javax.swing.JButton jButton3;
private javax.swing.JButton jButton4;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JPanel jPanel1;
private javax.swing.JLabel jcredit1;
private javax.swing.JLabel jcredit2;
private javax.swing.JLabel jcredit3;
// End of variables declaration
private void clear() {
throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
}
}
Вы можете использовать 'CardLayout' для достижения такого эффекта: http://docs.oracle.com/javase/tutorial/uiswing/layout/card.html – ferrerverck