我正在创建一个游戏并遇到一个大问题如何清除jFrame然后添加新内容我已经看到所有其他问题和答案但他们不工作继承我的代码。我希望我的单人游戏按钮清除屏幕然后添加新内容
*
* @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.
}
}
答案 0 :(得分：1)
将您的界面分成单独的面板（例如JPanel），将您需要的所有内容放入这些单独的面板中
在主框架上，将布局设置为CardLayout
将以前的每个面板添加到框架中，并使用CardLayout API在它们之间切换