Java Como inserir um JPanel como menu suspenso ou puppop em java ?

[Edinei Almeida]

/*
 * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
 * Click nbfs://nbhost/SystemFileSystem/Templates/GUIForms/JFrame.java to edit this template
 */
package gui;

import java.awt.Color;
import javax.swing.JPanel;

/**
 *
 * @author EDINEI
 */
public class TelaHome2 extends javax.swing.JFrame {
   MenuJuros mj;

    boolean[] btn_Click = new boolean[3];
    boolean clique = false;
    public TelaHome2() {
        initComponents();
        
        tabHome.setVisible(true);
        tab1.setVisible(false);
        tab2.setVisible(false);        
        tab3.setVisible(false);
        
        
        mj = new MenuJuros(); // Inicialize o painel MenuJuros
        tabHome.add(mj); // Adicione-o ao painel tabHome
        mj.setLocation(50, 50); // Defina a posição do painel
        mj.setVisible(false); // Defina-o como invisível inicialmente
    }

/**
     * Creates new form TelaHome2
     */
        /**
     * 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();
        sidePanel = new javax.swing.JPanel();
        jButton1 = new javax.swing.JButton();
        tabPanel = new javax.swing.JPanel();
        btn_tab1 = new javax.swing.JPanel();
        ind_tab1 = new javax.swing.JPanel();
        btn_tab2 = new javax.swing.JPanel();
        ind_tab2 = new javax.swing.JPanel();
        btn_tab3 = new javax.swing.JPanel();
        ind_tab3 = new javax.swing.JPanel();
        tabHome = new javax.swing.JPanel();
        jLabel1 = new javax.swing.JLabel();
        tab2 = new javax.swing.JPanel();
        jLabel4 = new javax.swing.JLabel();
        tab3 = new javax.swing.JPanel();
        jLabel3 = new javax.swing.JLabel();
        tab1 = new javax.swing.JPanel();
        jLabel2 = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setResizable(false);

        jPanel1.setBackground(new java.awt.Color(255, 255, 153));
        jPanel1.setPreferredSize(new java.awt.Dimension(800, 500));

        sidePanel.setBackground(new java.awt.Color(96, 6, 139));
        sidePanel.setPreferredSize(new java.awt.Dimension(215, 500));

        jButton1.setText("jButton1");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout sidePanelLayout = new javax.swing.GroupLayout(sidePanel);
        sidePanel.setLayout(sidePanelLayout);
        sidePanelLayout.setHorizontalGroup(
            sidePanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, sidePanelLayout.createSequentialGroup()
                .addContainerGap(87, Short.MAX_VALUE)
                .addComponent(jButton1)
                .addGap(53, 53, 53))
        );
        sidePanelLayout.setVerticalGroup(
            sidePanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(sidePanelLayout.createSequentialGroup()
                .addGap(202, 202, 202)
                .addComponent(jButton1)
                .addContainerGap(245, Short.MAX_VALUE))
        );

        tabPanel.setBackground(new java.awt.Color(76, 6, 119));
        tabPanel.setLayout(new org.netbeans.lib.awtextra.AbsoluteLayout());

        btn_tab1.setBackground(new java.awt.Color(76, 6, 119));
        btn_tab1.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                btn_tab1MouseClicked(evt);
            }
            public void mouseEntered(java.awt.event.MouseEvent evt) {
                btn_tab1MouseEntered(evt);
            }
            public void mouseExited(java.awt.event.MouseEvent evt) {
                btn_tab1MouseExited(evt);
            }
        });
        btn_tab1.setLayout(new org.netbeans.lib.awtextra.AbsoluteLayout());

        ind_tab1.setBackground(new java.awt.Color(76, 6, 119));

        javax.swing.GroupLayout ind_tab1Layout = new javax.swing.GroupLayout(ind_tab1);
        ind_tab1.setLayout(ind_tab1Layout);
        ind_tab1Layout.setHorizontalGroup(
            ind_tab1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 195, Short.MAX_VALUE)
        );
        ind_tab1Layout.setVerticalGroup(
            ind_tab1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 3, Short.MAX_VALUE)
        );

        btn_tab1.add(ind_tab1, new org.netbeans.lib.awtextra.AbsoluteConstraints(0, 0, 195, 3));

        tabPanel.add(btn_tab1, new org.netbeans.lib.awtextra.AbsoluteConstraints(215, 0, 195, 30));

        btn_tab2.setBackground(new java.awt.Color(76, 6, 119));
        btn_tab2.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                btn_tab2MouseClicked(evt);
            }
            public void mouseEntered(java.awt.event.MouseEvent evt) {
                btn_tab2MouseEntered(evt);
            }
            public void mouseExited(java.awt.event.MouseEvent evt) {
                btn_tab2MouseExited(evt);
            }
        });
        btn_tab2.setLayout(new org.netbeans.lib.awtextra.AbsoluteLayout());

        ind_tab2.setBackground(new java.awt.Color(76, 6, 119));

        javax.swing.GroupLayout ind_tab2Layout = new javax.swing.GroupLayout(ind_tab2);
        ind_tab2.setLayout(ind_tab2Layout);
        ind_tab2Layout.setHorizontalGroup(
            ind_tab2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 195, Short.MAX_VALUE)
        );
        ind_tab2Layout.setVerticalGroup(
            ind_tab2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 3, Short.MAX_VALUE)
        );

        btn_tab2.add(ind_tab2, new org.netbeans.lib.awtextra.AbsoluteConstraints(0, 0, 195, 3));

        tabPanel.add(btn_tab2, new org.netbeans.lib.awtextra.AbsoluteConstraints(410, 0, 195, 30));

        btn_tab3.setBackground(new java.awt.Color(76, 6, 119));
        btn_tab3.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                btn_tab3MouseClicked(evt);
            }
            public void mouseEntered(java.awt.event.MouseEvent evt) {
                btn_tab3MouseEntered(evt);
            }
            public void mouseExited(java.awt.event.MouseEvent evt) {
                btn_tab3MouseExited(evt);
            }
        });
        btn_tab3.setLayout(new org.netbeans.lib.awtextra.AbsoluteLayout());

        ind_tab3.setBackground(new java.awt.Color(76, 6, 119));

        javax.swing.GroupLayout ind_tab3Layout = new javax.swing.GroupLayout(ind_tab3);
        ind_tab3.setLayout(ind_tab3Layout);
        ind_tab3Layout.setHorizontalGroup(
            ind_tab3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 195, Short.MAX_VALUE)
        );
        ind_tab3Layout.setVerticalGroup(
            ind_tab3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 3, Short.MAX_VALUE)
        );

        btn_tab3.add(ind_tab3, new org.netbeans.lib.awtextra.AbsoluteConstraints(0, 0, 195, 3));

        tabPanel.add(btn_tab3, new org.netbeans.lib.awtextra.AbsoluteConstraints(605, 0, 195, 30));

        tabHome.setBackground(new java.awt.Color(116, 6, 159));

        jLabel1.setFont(new java.awt.Font("Segoe UI", 1, 36)); // NOI18N
        jLabel1.setText("home");

        javax.swing.GroupLayout tabHomeLayout = new javax.swing.GroupLayout(tabHome);
        tabHome.setLayout(tabHomeLayout);
        tabHomeLayout.setHorizontalGroup(
            tabHomeLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(tabHomeLayout.createSequentialGroup()
                .addGap(194, 194, 194)
                .addComponent(jLabel1)
                .addContainerGap(295, Short.MAX_VALUE))
        );
        tabHomeLayout.setVerticalGroup(
            tabHomeLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(tabHomeLayout.createSequentialGroup()
                .addGap(170, 170, 170)
                .addComponent(jLabel1)
                .addContainerGap(252, Short.MAX_VALUE))
        );

        tab2.setBackground(new java.awt.Color(116, 6, 159));

        jLabel4.setFont(new java.awt.Font("Segoe UI", 1, 36)); // NOI18N
        jLabel4.setText("tab2");

        javax.swing.GroupLayout tab2Layout = new javax.swing.GroupLayout(tab2);
        tab2.setLayout(tab2Layout);
        tab2Layout.setHorizontalGroup(
            tab2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 585, Short.MAX_VALUE)
            .addGroup(tab2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addGroup(tab2Layout.createSequentialGroup()
                    .addGap(247, 247, 247)
                    .addComponent(jLabel4, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addContainerGap(248, Short.MAX_VALUE)))
        );
        tab2Layout.setVerticalGroup(
            tab2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 470, Short.MAX_VALUE)
            .addGroup(tab2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                .addGroup(tab2Layout.createSequentialGroup()
                    .addGap(197, 197, 197)
                    .addComponent(jLabel4, javax.swing.GroupLayout.PREFERRED_SIZE, 75, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addContainerGap(198, Short.MAX_VALUE)))
        );

        tab3.setBackground(new java.awt.Color(116, 6, 159));

        jLabel3.setFont(new java.awt.Font("Segoe UI", 1, 36)); // NOI18N
        jLabel3.setText("tab3");

        javax.swing.GroupLayout tab3Layout = new javax.swing.GroupLayout(tab3);
        tab3.setLayout(tab3Layout);
        tab3Layout.setHorizontalGroup(
            tab3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(tab3Layout.createSequentialGroup()
                .addGap(247, 247, 247)
                .addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(248, Short.MAX_VALUE))
        );
        tab3Layout.setVerticalGroup(
            tab3Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(tab3Layout.createSequentialGroup()
                .addGap(197, 197, 197)
                .addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 75, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(198, Short.MAX_VALUE))
        );

        tab1.setBackground(new java.awt.Color(116, 6, 159));

        jLabel2.setFont(new java.awt.Font("Segoe UI", 1, 36)); // NOI18N
        jLabel2.setText("tab1");

        javax.swing.GroupLayout tab1Layout = new javax.swing.GroupLayout(tab1);
        tab1.setLayout(tab1Layout);
        tab1Layout.setHorizontalGroup(
            tab1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(tab1Layout.createSequentialGroup()
                .addGap(254, 254, 254)
                .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(241, Short.MAX_VALUE))
        );
        tab1Layout.setVerticalGroup(
            tab1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(tab1Layout.createSequentialGroup()
                .addGap(170, 170, 170)
                .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 75, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(225, Short.MAX_VALUE))
        );

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(tabPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addComponent(sidePanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(tab2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(tab1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(tabHome, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(tab3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addComponent(tabPanel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(sidePanel, javax.swing.GroupLayout.PREFERRED_SIZE, 470, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(tab2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(tab1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(tabHome, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(tab3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
        );

        tab3.getAccessibleContext().setAccessibleName("");

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(0, 0, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addComponent(jPanel1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(0, 0, 0))
        );

        pack();
        setLocationRelativeTo(null);
    }// </editor-fold>                        
    
    private void setColorCliqueBtnTab(JPanel panel){
        Color cor = new Color(116,6,159);
        panel.setBackground(cor);
    }
    
    private void setColorCliqueIndTab(JPanel panel){
        Color cor = new Color(204,0,0);
        panel.setBackground(cor);
    }
    
    private void setColorMouseEnteredTab(JPanel panel){
        Color cor = new Color(96,6,139);
        panel.setBackground(cor);
    }
    
    private void resetColorMouseExitedTab(JPanel panel){
        Color cor = new Color(76,6,119);
        panel.setBackground(cor);
    }
    
    private void resetColorMouseExitedIndTab(JPanel panel){
        Color cor = new Color(76,6,119);
        panel.setBackground(cor);
    }
    
    private void setColorMouseEnteredIndTab(JPanel panel){
        Color cor = new Color(196,6,239);
        panel.setBackground(cor);
    }
    
    private void btn_tab1MouseEntered(java.awt.event.MouseEvent evt) {                                      
        // TODO add your handling code here:
        if(!btn_Click[0]){
            setColorMouseEnteredTab(btn_tab1);
            setColorMouseEnteredIndTab(ind_tab1);
        }
    }                                     

    private void btn_tab2MouseEntered(java.awt.event.MouseEvent evt) {                                      
        // TODO add your handling code here:
        if(!btn_Click[1]){
            setColorMouseEnteredTab(btn_tab2);
            setColorMouseEnteredIndTab(ind_tab2);
        }
    }                                     

    private void btn_tab3MouseEntered(java.awt.event.MouseEvent evt) {                                      
        // TODO add your handling code here:
        if(!btn_Click[2]){
            setColorMouseEnteredTab(btn_tab3);
            setColorMouseEnteredIndTab(ind_tab3);
        }
    }                                     

    private void btn_tab1MouseExited(java.awt.event.MouseEvent evt) {                                     
        // TODO add your handling code here:
        if(!btn_Click[0]){
            resetColorMouseExitedTab(btn_tab1);
            resetColorMouseExitedIndTab(ind_tab1);   
        }
    }                                    

    private void btn_tab2MouseExited(java.awt.event.MouseEvent evt) {                                     
        // TODO add your handling code here:
       if(!btn_Click[1]){
            resetColorMouseExitedTab(btn_tab2);
            resetColorMouseExitedIndTab(ind_tab2);   
        }
    }                                    

    private void btn_tab3MouseExited(java.awt.event.MouseEvent evt) {                                     
        // TODO add your handling code here:
        if(!btn_Click[2]){
            resetColorMouseExitedTab(btn_tab3);
            resetColorMouseExitedIndTab(ind_tab3);   
        }
    }                                    

    private void btn_tab1MouseClicked(java.awt.event.MouseEvent evt) {                                      
        // TODO add your handling code here:
        System.out.println("Botão tab1 clicado");
        btn_Click[0] = true;
        btn_Click[1] = false;
        btn_Click[2] = false;
        setColorCliqueBtnTab(btn_tab1);
        setColorCliqueIndTab(ind_tab1);
        resetColorMouseExitedTab(btn_tab2);
        resetColorMouseExitedIndTab(ind_tab2);
        resetColorMouseExitedTab(btn_tab3);
        resetColorMouseExitedIndTab(ind_tab3);  
        tab1.setVisible(true);
        tab2.setVisible(false);
        tab3.setVisible(false);
        tabHome.setVisible(false);
    }                                     

    private void btn_tab2MouseClicked(java.awt.event.MouseEvent evt) {                                      
        // TODO add your handling code here:
        System.out.println("Botão tab2 clicado");
        btn_Click[0] = false;
        btn_Click[1] = true;
        btn_Click[2] = false;
        setColorCliqueBtnTab(btn_tab2);
        setColorCliqueIndTab(ind_tab2);
        resetColorMouseExitedTab(btn_tab1);
        resetColorMouseExitedIndTab(ind_tab1);
        resetColorMouseExitedTab(btn_tab3);
        resetColorMouseExitedIndTab(ind_tab3);  
        tab1.setVisible(false);
        tab2.setVisible(true);
        tab3.setVisible(false);
        tabHome.setVisible(false);
    }                                     

    private void btn_tab3MouseClicked(java.awt.event.MouseEvent evt) {                                      
        // TODO add your handling code here:
        System.out.println("Botão tab3 clicado");
        btn_Click[0] = false;
        btn_Click[1] = false;
        btn_Click[2] = true;
        setColorCliqueBtnTab(btn_tab3);
        setColorCliqueIndTab(ind_tab3);
        resetColorMouseExitedTab(btn_tab1);
        resetColorMouseExitedIndTab(ind_tab1);
        resetColorMouseExitedTab(btn_tab2);
        resetColorMouseExitedIndTab(ind_tab2);  
        tab1.setVisible(false);
        tab2.setVisible(false);
        tab3.setVisible(true);
        tabHome.setVisible(false);
    }                                     

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        // TODO add your handling code here:
        mj.setVisible(!mj.isVisible());
        tabHome.revalidate();
        tabHome.repaint();
    }                                        

    /**
     * @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(TelaHome2.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(TelaHome2.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(TelaHome2.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(TelaHome2.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 TelaHome2().setVisible(true);
            }
        });
    }

    // Variables declaration - do not modify                     
    private javax.swing.JPanel btn_tab1;
    private javax.swing.JPanel btn_tab2;
    private javax.swing.JPanel btn_tab3;
    private javax.swing.JPanel ind_tab1;
    private javax.swing.JPanel ind_tab2;
    private javax.swing.JPanel ind_tab3;
    private javax.swing.JButton jButton1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel sidePanel;
    private javax.swing.JPanel tab1;
    private javax.swing.JPanel tab2;
    private javax.swing.JPanel tab3;
    private javax.swing.JPanel tabHome;
    private javax.swing.JPanel tabPanel;
    // End of variables declaration                   
}





CODIGO 2:



/*
 * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
 * Click nbfs://nbhost/SystemFileSystem/Templates/GUIForms/JPanel.java to edit this template
 */
package gui;

/**
 *
 * @author EDINEI
 */
public class MenuJuros extends javax.swing.JPanel {

    /**
     * Creates new form MenuJuros
     */
    public MenuJuros() {
        initComponents();
    }
    
    public MenuJuros(int width, int height, int x, int y, boolean view) {
        setBounds(x, y, width, height);
        setVisible(view);
    }

    /**
     * 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() {

        SbMenuJuros = new javax.swing.JPanel();
        jTextField2 = new javax.swing.JTextField();
        jLabel3 = new javax.swing.JLabel();
        jTextField3 = new javax.swing.JTextField();
        jTextField4 = new javax.swing.JTextField();
        jLabel4 = new javax.swing.JLabel();
        jButton1 = new javax.swing.JButton();
        jSeparator2 = new javax.swing.JSeparator();
        jSeparator3 = new javax.swing.JSeparator();
        jSeparator1 = new javax.swing.JSeparator();
        jLabel5 = new javax.swing.JLabel();
        jPanel1 = new javax.swing.JPanel();
        jLabel2 = new javax.swing.JLabel();

        setLayout(new org.netbeans.lib.awtextra.AbsoluteLayout());

        SbMenuJuros.setBackground(new java.awt.Color(116, 6, 159));
        SbMenuJuros.setPreferredSize(new java.awt.Dimension(270, 40));
        SbMenuJuros.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                SbMenuJurosMouseClicked(evt);
            }
            public void mouseEntered(java.awt.event.MouseEvent evt) {
                SbMenuJurosMouseEntered(evt);
            }
            public void mouseExited(java.awt.event.MouseEvent evt) {
                SbMenuJurosMouseExited(evt);
            }
        });
        SbMenuJuros.setLayout(new org.netbeans.lib.awtextra.AbsoluteLayout());

        jTextField2.setBackground(new java.awt.Color(116, 6, 159));
        jTextField2.setBorder(null);
        jTextField2.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseEntered(java.awt.event.MouseEvent evt) {
                jTextField2MouseEntered(evt);
            }
            public void mouseExited(java.awt.event.MouseEvent evt) {
                jTextField2MouseExited(evt);
            }
        });
        jTextField2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jTextField2ActionPerformed(evt);
            }
        });
        SbMenuJuros.add(jTextField2, new org.netbeans.lib.awtextra.AbsoluteConstraints(20, 110, 230, 40));

        jLabel3.setFont(new java.awt.Font("Segoe UI", 1, 14)); // NOI18N
        jLabel3.setForeground(new java.awt.Color(255, 255, 255));
        jLabel3.setText("jLabel1");
        SbMenuJuros.add(jLabel3, new org.netbeans.lib.awtextra.AbsoluteConstraints(20, 167, -1, -1));

        jTextField3.setBackground(new java.awt.Color(116, 6, 159));
        jTextField3.setBorder(null);
        jTextField3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jTextField3ActionPerformed(evt);
            }
        });
        SbMenuJuros.add(jTextField3, new org.netbeans.lib.awtextra.AbsoluteConstraints(20, 185, 230, 40));

        jTextField4.setBackground(new java.awt.Color(116, 6, 159));
        jTextField4.setBorder(null);
        jTextField4.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jTextField4ActionPerformed(evt);
            }
        });
        SbMenuJuros.add(jTextField4, new org.netbeans.lib.awtextra.AbsoluteConstraints(20, 260, 230, 40));

        jLabel4.setFont(new java.awt.Font("Segoe UI", 1, 14)); // NOI18N
        jLabel4.setForeground(new java.awt.Color(255, 255, 255));
        jLabel4.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        jLabel4.setText("jLabel1");
        SbMenuJuros.add(jLabel4, new org.netbeans.lib.awtextra.AbsoluteConstraints(20, 242, -1, -1));

        jButton1.setBackground(new java.awt.Color(196, 6, 239));
        jButton1.setFont(new java.awt.Font("Segoe UI", 1, 14)); // NOI18N
        jButton1.setForeground(new java.awt.Color(255, 255, 255));
        jButton1.setText("jButton1");
        jButton1.setBorder(null);
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });
        SbMenuJuros.add(jButton1, new org.netbeans.lib.awtextra.AbsoluteConstraints(60, 330, 150, 50));
        SbMenuJuros.add(jSeparator2, new org.netbeans.lib.awtextra.AbsoluteConstraints(20, 150, 230, 20));
        SbMenuJuros.add(jSeparator3, new org.netbeans.lib.awtextra.AbsoluteConstraints(20, 225, 230, 20));
        SbMenuJuros.add(jSeparator1, new org.netbeans.lib.awtextra.AbsoluteConstraints(20, 300, 230, 20));

        jLabel5.setFont(new java.awt.Font("Segoe UI", 1, 14)); // NOI18N
        jLabel5.setForeground(new java.awt.Color(255, 255, 255));
        jLabel5.setText("jLabel1");
        SbMenuJuros.add(jLabel5, new org.netbeans.lib.awtextra.AbsoluteConstraints(20, 92, -1, -1));

        jPanel1.setBackground(new java.awt.Color(204, 0, 0));

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 270, Short.MAX_VALUE)
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 8, Short.MAX_VALUE)
        );

        SbMenuJuros.add(jPanel1, new org.netbeans.lib.awtextra.AbsoluteConstraints(0, 0, 270, 8));

        jLabel2.setFont(new java.awt.Font("Segoe UI", 1, 24)); // NOI18N
        jLabel2.setForeground(new java.awt.Color(255, 255, 255));
        jLabel2.setText("Juros");
        SbMenuJuros.add(jLabel2, new org.netbeans.lib.awtextra.AbsoluteConstraints(105, 20, 70, 30));

        add(SbMenuJuros, new org.netbeans.lib.awtextra.AbsoluteConstraints(0, 0, 270, 390));
    }// </editor-fold>                        

    private void jTextField2MouseEntered(java.awt.event.MouseEvent evt) {                                         
        // TODO add your handling code here:

    }                                        

    private void jTextField2MouseExited(java.awt.event.MouseEvent evt) {                                        
        // TODO add your handling code here:

    }                                       

    private void jTextField2ActionPerformed(java.awt.event.ActionEvent evt) {                                            
        // TODO add your handling code here:

    }                                           

    private void jTextField3ActionPerformed(java.awt.event.ActionEvent evt) {                                            
        // TODO add your handling code here:
    }                                           

    private void jTextField4ActionPerformed(java.awt.event.ActionEvent evt) {                                            
        // TODO add your handling code here:
    }                                           

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        // TODO add your handling code here:
    }                                        

    private void SbMenuJurosMouseClicked(java.awt.event.MouseEvent evt) {                                         
        // TODO add your handling code here:
    }                                        

    private void SbMenuJurosMouseEntered(java.awt.event.MouseEvent evt) {                                         
        // TODO add your handling code here:
    }                                        

    private void SbMenuJurosMouseExited(java.awt.event.MouseEvent evt) {                                        
        // TODO add your handling code here:
    }                                       


    // Variables declaration - do not modify                     
    private javax.swing.JPanel SbMenuJuros;
    private javax.swing.JButton jButton1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JLabel jLabel5;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JSeparator jSeparator1;
    private javax.swing.JSeparator jSeparator2;
    private javax.swing.JSeparator jSeparator3;
    private javax.swing.JTextField jTextField2;
    private javax.swing.JTextField jTextField3;
    private javax.swing.JTextField jTextField4;
    // End of variables declaration                   
}

 

Teste3.zip