package Project;
import com.mysql.jdbc.Statement;
import java.awt.HeadlessException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import javax.swing.JOptionPane;
import Connect.koneksi;
import javax.swing.table.DefaultTableModel;
import Form.*;
import java.io.File;
import java.util.HashMap;
import java.util.Locale;
import net.sf.jasperreports.engine.JasperFillManager;
import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.JasperReport;
import net.sf.jasperreports.engine.util.JRLoader;
import net.sf.jasperreports.view.JasperViewer;
/**
 *
 * @author user
 */
public class Nilai extends javax.swing.JFrame {

    /**
     * Creates new form Nilai
     */
    public Nilai() {
        initComponents();
        datatable();
        Locale locale = new Locale ("id","ID");
        Locale.setDefault(locale);
    }
private void datatable(){
        DefaultTableModel tbl= new DefaultTableModel();
        tbl.addColumn("No. ID");
        tbl.addColumn("NIS");
        tbl.addColumn("Nama Siswa");
        tbl.addColumn("Kode Pelajaran");
        tbl.addColumn("Mata Pelajaran");
        tbl.addColumn("Nilai Tugas");
        tbl.addColumn("Nilai Ulangan");
        tbl.addColumn("Nilai UTS");
        tbl.addColumn("Nilai UAS");
        tbl.addColumn("Nilai Rata-Rata");
        tabel.setModel(tbl);
        try{
            Statement statement = (Statement) koneksi.getConnection().createStatement();
            ResultSet res = statement.executeQuery("SELECT * FROM nilai");
            while (res.next())
            {
                tbl.addRow(new Object[]{
                res.getString("id"),
                res.getString("nis"),
                res.getString("nama_siswa"),
                res.getString("kodepel"),
                res.getString("mapel"),
                res.getString("tugas"),
                res.getString("ulangan"),
                res.getString("uts"),
                res.getString("uas"),
                res.getString("ratarata"),
                });
            tabel.setModel(tbl);
            }
        }catch (Exception e){
            JOptionPane.showMessageDialog(rootPane, "Gagal");
            
        }
        
    }
    /**
     * 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">//GEN-BEGIN:initComponents
    private void initComponents() {

        txtnama1 = new javax.swing.JTextField();
        jLabel5 = new javax.swing.JLabel();
        jPanel1 = new javax.swing.JPanel();
        txtcari = new javax.swing.JTextField();
        jLabel6 = new javax.swing.JLabel();
        jScrollPane2 = new javax.swing.JScrollPane();
        tabel = new javax.swing.JTable();
        jLabel3 = new javax.swing.JLabel();
        btambah = new javax.swing.JButton();
        txtnis = new javax.swing.JTextField();
        bsimpan = new javax.swing.JButton();
        jLabel4 = new javax.swing.JLabel();
        bedit = new javax.swing.JButton();
        txtnama = new javax.swing.JTextField();
        bhapus = new javax.swing.JButton();
        bkeluar = new javax.swing.JButton();
        bcari = new javax.swing.JButton();
        jPanel2 = new javax.swing.JPanel();
        jLabel1 = new javax.swing.JLabel();
        txtmapel = new javax.swing.JTextField();
        txtuts = new javax.swing.JTextField();
        jLabel9 = new javax.swing.JLabel();
        jLabel10 = new javax.swing.JLabel();
        txtuas = new javax.swing.JTextField();
        jLabel11 = new javax.swing.JLabel();
        jLabel12 = new javax.swing.JLabel();
        txtulangan = new javax.swing.JTextField();
        txttugas = new javax.swing.JTextField();
        cari = new javax.swing.JButton();
        txtkode = new javax.swing.JTextField();
        jLabel7 = new javax.swing.JLabel();
        cari2 = new javax.swing.JButton();
        jLabel13 = new javax.swing.JLabel();
        txtnilai = new javax.swing.JTextField();
        cari3 = new javax.swing.JButton();
        jLabel8 = new javax.swing.JLabel();
        txtid = new javax.swing.JTextField();

        jLabel5.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel5.setText("Nama");

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        jPanel1.setBackground(new java.awt.Color(204, 255, 204));

        txtcari.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                txtcariActionPerformed(evt);
            }
        });

        jLabel6.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel6.setText("Mata Pelajaran");

        tabel.setModel(new javax.swing.table.DefaultTableModel(
            new Object [][] {
                {null, null, null, null},
                {null, null, null, null},
                {null, null, null, null},
                {null, null, null, null}
            },
            new String [] {
                "Title 1", "Title 2", "Title 3", "Title 4"
            }
        ));
        tabel.setGridColor(new java.awt.Color(0, 0, 0));
        tabel.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                tabelMouseClicked(evt);
            }
        });
        jScrollPane2.setViewportView(tabel);

        jLabel3.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel3.setText("NIS");

        btambah.setBackground(new java.awt.Color(255, 204, 204));
        btambah.setFont(new java.awt.Font("Times New Roman", 1, 12)); // NOI18N
        btambah.setIcon(new javax.swing.ImageIcon(getClass().getResource("/Gambar/insert.png"))); // NOI18N
        btambah.setText("BARU");
        btambah.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                btambahActionPerformed(evt);
            }
        });

        bsimpan.setBackground(new java.awt.Color(255, 204, 204));
        bsimpan.setFont(new java.awt.Font("Times New Roman", 1, 12)); // NOI18N
        bsimpan.setForeground(new java.awt.Color(0, 51, 255));
        bsimpan.setIcon(new javax.swing.ImageIcon(getClass().getResource("/Gambar/save-black.png"))); // NOI18N
        bsimpan.setText("SIMPAN");
        bsimpan.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                bsimpanActionPerformed(evt);
            }
        });

        jLabel4.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel4.setText("Nama Siswa");

        bedit.setBackground(new java.awt.Color(255, 204, 204));
        bedit.setFont(new java.awt.Font("Times New Roman", 1, 12)); // NOI18N
        bedit.setForeground(new java.awt.Color(102, 255, 51));
        bedit.setIcon(new javax.swing.ImageIcon(getClass().getResource("/Gambar/update.png"))); // NOI18N
        bedit.setText("UBAH");
        bedit.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                beditActionPerformed(evt);
            }
        });

        bhapus.setBackground(new java.awt.Color(255, 204, 204));
        bhapus.setFont(new java.awt.Font("Times New Roman", 1, 12)); // NOI18N
        bhapus.setIcon(new javax.swing.ImageIcon(getClass().getResource("/Gambar/btn_delete.png"))); // NOI18N
        bhapus.setText("HAPUS");
        bhapus.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                bhapusActionPerformed(evt);
            }
        });

        bkeluar.setBackground(new java.awt.Color(255, 204, 204));
        bkeluar.setFont(new java.awt.Font("Times New Roman", 1, 12)); // NOI18N
        bkeluar.setForeground(new java.awt.Color(255, 0, 0));
        bkeluar.setIcon(new javax.swing.ImageIcon(getClass().getResource("/Gambar/close.png"))); // NOI18N
        bkeluar.setText("Kembali");
        bkeluar.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                bkeluarActionPerformed(evt);
            }
        });

        bcari.setBackground(new java.awt.Color(255, 204, 204));
        bcari.setFont(new java.awt.Font("Times New Roman", 1, 12)); // NOI18N
        bcari.setForeground(new java.awt.Color(204, 0, 204));
        bcari.setText("CARI");
        bcari.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                bcariActionPerformed(evt);
            }
        });

        jPanel2.setBackground(new java.awt.Color(0, 153, 153));

        jLabel1.setFont(new java.awt.Font("Tw Cen MT Condensed Extra Bold", 0, 24)); // NOI18N
        jLabel1.setText("Tambah Data Nilai");

        javax.swing.GroupLayout jPanel2Layout = new javax.swing.GroupLayout(jPanel2);
        jPanel2.setLayout(jPanel2Layout);
        jPanel2Layout.setHorizontalGroup(
            jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel2Layout.createSequentialGroup()
                .addGap(240, 240, 240)
                .addComponent(jLabel1)
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );
        jPanel2Layout.setVerticalGroup(
            jPanel2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jLabel1, javax.swing.GroupLayout.DEFAULT_SIZE, 38, Short.MAX_VALUE)
        );

        jLabel9.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel9.setText("Nilai UTS");

        jLabel10.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel10.setText("Nilai Tugas");

        jLabel11.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel11.setText("Nilai UAS");

        jLabel12.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel12.setText("Nilai Ulangan");

        cari.setBackground(new java.awt.Color(255, 204, 204));
        cari.setFont(new java.awt.Font("Times New Roman", 1, 12)); // NOI18N
        cari.setForeground(new java.awt.Color(204, 0, 204));
        cari.setText("CARI");
        cari.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cariActionPerformed(evt);
            }
        });

        jLabel7.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel7.setText("Kode Pelajaran");

        cari2.setBackground(new java.awt.Color(255, 204, 204));
        cari2.setFont(new java.awt.Font("Times New Roman", 1, 12)); // NOI18N
        cari2.setForeground(new java.awt.Color(204, 0, 204));
        cari2.setText("CARI");
        cari2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cari2ActionPerformed(evt);
            }
        });

        jLabel13.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel13.setText("Nilai Rata-Rata");

        cari3.setBackground(new java.awt.Color(255, 204, 204));
        cari3.setFont(new java.awt.Font("Times New Roman", 1, 12)); // NOI18N
        cari3.setForeground(new java.awt.Color(204, 0, 204));
        cari3.setText("Hitung");
        cari3.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cari3ActionPerformed(evt);
            }
        });

        jLabel8.setFont(new java.awt.Font("Times New Roman", 0, 15)); // NOI18N
        jLabel8.setText("No. ID");

        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);
        jPanel1.setLayout(jPanel1Layout);
        jPanel1Layout.setHorizontalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jPanel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
                        .addGap(6, 6, 6)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
                            .addGroup(javax.swing.GroupLayout.Alignment.LEADING, jPanel1Layout.createSequentialGroup()
                                .addComponent(jLabel6, javax.swing.GroupLayout.PREFERRED_SIZE, 100, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(3, 3, 3)
                                .addComponent(txtmapel, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addGroup(javax.swing.GroupLayout.Alignment.LEADING, jPanel1Layout.createSequentialGroup()
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(jLabel3)
                                    .addComponent(jLabel8)
                                    .addComponent(jLabel4))
                                .addGap(27, 27, 27)
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
                                    .addComponent(txtnama, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(txtnis, javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(txtid, javax.swing.GroupLayout.Alignment.LEADING))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(cari))
                            .addGroup(javax.swing.GroupLayout.Alignment.LEADING, jPanel1Layout.createSequentialGroup()
                                .addComponent(jLabel7)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(txtkode, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addGap(13, 13, 13)
                                .addComponent(cari2)))
                        .addGap(69, 69, 69)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(jLabel12)
                                    .addComponent(jLabel10, javax.swing.GroupLayout.PREFERRED_SIZE, 98, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 29, Short.MAX_VALUE)
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(txttugas, javax.swing.GroupLayout.PREFERRED_SIZE, 100, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(txtulangan, javax.swing.GroupLayout.PREFERRED_SIZE, 100, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(60, 60, 60))
                            .addGroup(jPanel1Layout.createSequentialGroup()
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(jLabel11, javax.swing.GroupLayout.PREFERRED_SIZE, 123, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(jLabel9, javax.swing.GroupLayout.PREFERRED_SIZE, 125, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addGap(7, 7, 7)
                                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                                    .addComponent(txtnilai, javax.swing.GroupLayout.PREFERRED_SIZE, 63, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(txtuas, javax.swing.GroupLayout.PREFERRED_SIZE, 100, javax.swing.GroupLayout.PREFERRED_SIZE)
                                    .addComponent(txtuts, javax.swing.GroupLayout.PREFERRED_SIZE, 100, javax.swing.GroupLayout.PREFERRED_SIZE))
                                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                            .addGroup(jPanel1Layout.createSequentialGroup()
                                .addComponent(jLabel13)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                .addComponent(cari3)
                                .addGap(22, 22, 22))))
                    .addGroup(jPanel1Layout.createSequentialGroup()
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                            .addGroup(jPanel1Layout.createSequentialGroup()
                                .addGap(0, 0, Short.MAX_VALUE)
                                .addComponent(txtcari, javax.swing.GroupLayout.PREFERRED_SIZE, 122, javax.swing.GroupLayout.PREFERRED_SIZE)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                                .addComponent(bcari, javax.swing.GroupLayout.PREFERRED_SIZE, 91, javax.swing.GroupLayout.PREFERRED_SIZE))
                            .addComponent(jScrollPane2, javax.swing.GroupLayout.Alignment.TRAILING)
                            .addGroup(jPanel1Layout.createSequentialGroup()
                                .addComponent(btambah)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(bsimpan)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(bedit)
                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                                .addComponent(bhapus)
                                .addGap(0, 0, Short.MAX_VALUE)))
                        .addContainerGap())))
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addComponent(bkeluar)
                .addContainerGap())
        );
        jPanel1Layout.setVerticalGroup(
            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(jPanel1Layout.createSequentialGroup()
                .addGap(19, 19, 19)
                .addComponent(jPanel2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(jPanel1Layout.createSequentialGroup()
                        .addGap(50, 50, 50)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel10)
                            .addComponent(txttugas, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addGap(18, 18, 18)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(txtulangan, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(jLabel12))
                        .addGap(18, 18, Short.MAX_VALUE))
                    .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup()
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 51, Short.MAX_VALUE)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(txtid, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(jLabel8))
                        .addGap(18, 18, 18)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel3)
                            .addComponent(txtnis, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(cari))
                        .addGap(18, 18, 18)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel4)
                            .addComponent(txtnama, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(jLabel9)
                            .addComponent(txtuts, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addGap(18, 18, 18)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel7)
                            .addComponent(txtkode, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(cari2)
                            .addComponent(jLabel11)
                            .addComponent(txtuas, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                        .addGap(20, 20, 20)
                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(jLabel6)
                            .addComponent(txtmapel, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(jLabel13)
                            .addComponent(txtnilai, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                            .addComponent(cari3))
                        .addGap(26, 26, 26)))
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(btambah)
                    .addComponent(bsimpan)
                    .addComponent(bedit)
                    .addComponent(bhapus))
                .addGap(18, 18, 18)
                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(bcari)
                    .addComponent(txtcari, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 97, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addComponent(bkeluar)
                .addGap(10, 10, 10))
        );

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 667, Short.MAX_VALUE)
            .addGroup(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)
            .addGap(0, 538, Short.MAX_VALUE)
            .addGroup(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>//GEN-END:initComponents

    private void txtcariActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_txtcariActionPerformed
        // TODO add your handling code here:
    }//GEN-LAST:event_txtcariActionPerformed

    private void tabelMouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_tabelMouseClicked
    int i = tabel.getSelectedRow();
        if (i == -1){
            return;
        }
        String id = (String) tabel.getValueAt(i, 0);
        txtid.setText(id);
        String nis = (String) tabel.getValueAt(i, 1);
        txtnis.setText(nis);
        String nama_siswa = (String) tabel.getValueAt(i, 2);
        txtnama.setText(nama_siswa);
        String kodepel = (String) tabel.getValueAt(i, 3);
        txtkode.setText(kodepel);
        String mapel = (String) tabel.getValueAt(i, 4);
        txtmapel.setText(mapel);
        String tugas = (String) tabel.getValueAt(i, 5);
        txttugas.setText(tugas);
        String ulangan = (String) tabel.getValueAt (i, 6);
        txtulangan.setText(ulangan);
        String uts = (String) tabel.getValueAt(i, 7);
        txtuts.setText(uts);
        String uas = (String) tabel.getValueAt (i, 8);
        txtuas.setText(uas);
        String ratarata = (String) tabel.getValueAt (i, 9);
        txtnilai.setText(ratarata);        
    }//GEN-LAST:event_tabelMouseClicked

    private void btambahActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btambahActionPerformed
        txtid.setText("");
        txtnis.setText("");
        txtnama.setText("");
        txtkode.setText("");
        txtmapel.setText("");
        txtnis.setText("");
        txttugas.setText("");
        txtulangan.setText("");
        txtuts.setText("");
        txtuas.setText("");
        txtnilai.setText("");
        txtnis.requestFocus();
    }//GEN-LAST:event_btambahActionPerformed

    private void bsimpanActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_bsimpanActionPerformed
        String id = txtid.getText();
        String nis = txtnis.getText();
        String nama_siswa = txtnama.getText();
        String kodepel = txtkode.getText();
        String mapel = txtmapel.getText();
        String tugas = txttugas.getText();
        String ulangan = txtulangan.getText();
        String uts = txtuts.getText();
        String uas = txtuas.getText();
        String ratarata = txtnilai.getText();
        try{
            Statement statement = (Statement)koneksi.getConnection().createStatement();
            statement.executeUpdate("INSERT INTO nilai VALUES ('"+id+"','"+nis+"','"+nama_siswa+"','"+kodepel+"','"+mapel+ "','"+tugas+"','"+ulangan+"','"+uts+"','"+uas+"','"+ratarata+"')");
            statement.close();
            JOptionPane.showMessageDialog(null, "Data Berhasil disimpan");
        }catch (Exception t){
            JOptionPane.showMessageDialog(null, "Data Gagal disimpan");
        }
        datatable();
    }//GEN-LAST:event_bsimpanActionPerformed

    private void beditActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_beditActionPerformed
        if (bedit.getText() == "bedit"){
            txtnis.requestFocus();
        }else{
        String id = txtid.getText();
        String nis = txtnis.getText();
        String nama_siswa = txtnama.getText();
        String kodepel = txtkode.getText();
        String mapel = txtmapel.getText();
        String tugas = txttugas.getText();
        String ulangan = txtulangan.getText();
        String uts = txtuts.getText();
        String uas = txtuas.getText();
        String ratarata = txtnilai.getText();
            try{
                Statement statement = (Statement)koneksi.getConnection().createStatement();
                statement.executeUpdate("update nilai SET id='"+id+"',"+"nis='"+nis+"',"+"nama_siswa='"+nama_siswa+"',"+"kodepel='"+kodepel+"',"+"mapel='"+mapel+"',"+"tugas='"+tugas+"',"+"ulangan='"+ulangan+"',"+"uts='"+uts+"',"+"uas='"+uas+"',"+"ratarata='"+ratarata+"'"+"WHERE nis='"+nis+"' OR ratarata='"+ratarata+"'");
                statement.close();
                JOptionPane.showMessageDialog(null, "Data Berhasil Diubah");
            }catch (Exception t){
                JOptionPane.showMessageDialog(null, "Data Gagal Diubah");
            }
            datatable();
        }
    }//GEN-LAST:event_beditActionPerformed

    private void bhapusActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_bhapusActionPerformed
        String nis = txtnis.getText();
        String nama_siswa = txtnama.getText();
        try{
            Statement statement = (Statement)koneksi.getConnection().createStatement();
            statement.executeUpdate("delete from nilai WHERE nis='"+nis+"' OR nama_siswa='"+nama_siswa+"';");
            JOptionPane.showMessageDialog(null, "Data Berhasil di hapus");
            txtid.setText("");
            txtnis.setText("");
            txtnama.setText("");
            txtkode.setText("");
            txtmapel.setText("");
            txttugas.setText("");
            txtulangan.setText("");
            txtuts.setText("");
            txtuas.setText("");
            txtnilai.setText("");
        }catch (Exception t){
            JOptionPane.showMessageDialog(null, "Data Gagal dihapus");
        }
        datatable();
    }//GEN-LAST:event_bhapusActionPerformed

    private void bkeluarActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_bkeluarActionPerformed
        Menu xx;
        xx = new Menu();
        xx.setVisible(true);
        this.dispose();
    }//GEN-LAST:event_bkeluarActionPerformed

    private void bcariActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_bcariActionPerformed
        try{
            Statement statement = (Statement)koneksi.getConnection().createStatement();
            ResultSet res = statement.executeQuery("SELECT * FROM nilai where "+"nis like '%"+txtcari.getText()+"%' OR "+"nama_siswa like '%"+txtcari.getText()+"%'");
            DefaultTableModel tbl= new DefaultTableModel();
        tbl.addColumn("No. ID");
        tbl.addColumn("NIS");
        tbl.addColumn("Nama Siswa");
        tbl.addColumn("Kode Pelajaran");
        tbl.addColumn("Mata Pelajaran");
        tbl.addColumn("Nilai Tugas");
        tbl.addColumn("Nilai Ulangan");
        tbl.addColumn("Nilai UTS");
        tbl.addColumn("Nilai UAS");
        tbl.addColumn("Nilai Rata-Rata");
            tabel.setModel(tbl);
            while(res.next()){
                tbl.addRow(new Object[]{
                res.getString("id"),
                res.getString("nis"),
                res.getString("nama_siswa"),
                res.getString("kodepel"),
                res.getString("mapel"),
                res.getString("tugas"),
                res.getString("ulangan"),
                res.getString("uts"),
                res.getString("uas"),
                res.getString("ratarata"),
                });
                tabel.setModel(tbl);
            }

        }catch (Exception e){
            JOptionPane.showMessageDialog(null ,"error");
        }
    }//GEN-LAST:event_bcariActionPerformed

    private void cariActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cariActionPerformed
String carinis = txtnis.getText();
        try
        {
            Class.forName ("com.mysql.jdbc.Driver").newInstance();
            
                Connection koneksi = (Connection) DriverManager.getConnection("jdbc:mysql:///koneksi","root","");    
                Statement statement =(Statement) koneksi.createStatement();
                String sql = "SELECT * FROM siswa Where nis like'"+carinis+"'";
                ResultSet rs = statement.executeQuery(sql);
                if (rs.next())
                {         
                    txtnis.setText(rs.getString(3));
                     txtnama.setText(rs.getString(4));
                     
                    JOptionPane.showMessageDialog(null,"Data ditemukan","Insert Data ",JOptionPane.INFORMATION_MESSAGE);
                }
                else
                {
                    JOptionPane.showMessageDialog(null,"Data tidak ditemukan","Insert Data ",JOptionPane.INFORMATION_MESSAGE);
                }
                statement.close();
                koneksi.close();
            }
    
    catch (ClassNotFoundException | InstantiationException | IllegalAccessException | SQLException | HeadlessException e)
    {
        JOptionPane.showMessageDialog(null, "Error:"+e,"Gagal",JOptionPane.WARNING_MESSAGE);

        }
    }//GEN-LAST:event_cariActionPerformed

    private void cari2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cari2ActionPerformed
    String carikodepel = txtkode.getText();
        try
        {
            Class.forName ("com.mysql.jdbc.Driver").newInstance();
            
                Connection koneksi = (Connection) DriverManager.getConnection("jdbc:mysql:///koneksi","root","");    
                Statement statement =(Statement) koneksi.createStatement();
                String sql = "SELECT * FROM jadwal Where kodepel like'"+carikodepel+"'";
                ResultSet rs = statement.executeQuery(sql);
                if (rs.next())
                {         
                    txtkode.setText(rs.getString(2));
                     txtmapel.setText(rs.getString(3));
                     
                    JOptionPane.showMessageDialog(null,"Data ditemukan","Insert Data ",JOptionPane.INFORMATION_MESSAGE);
                }
                else
                {
                    JOptionPane.showMessageDialog(null,"Data tidak ditemukan","Insert Data ",JOptionPane.INFORMATION_MESSAGE);
                }
                statement.close();
                koneksi.close();
            }
    
    catch (ClassNotFoundException | InstantiationException | IllegalAccessException | SQLException | HeadlessException e)
    {
        JOptionPane.showMessageDialog(null, "Error:"+e,"Gagal",JOptionPane.WARNING_MESSAGE);

        }
    }//GEN-LAST:event_cari2ActionPerformed

    private void cari3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cari3ActionPerformed
if (txttugas.getText().isEmpty()||txtulangan.getText().isEmpty()|| txtuts.getText().isEmpty()||txtuas.getText().isEmpty()){
            JOptionPane.showMessageDialog(null, "Maaf , Form masih kosong");
        }
        else {
            Double rerata = (Double.parseDouble(txttugas.getText())+
            Double.parseDouble(txtulangan.getText())+
            Double.parseDouble(txtuts.getText())+
            Double.parseDouble (txtuas.getText()))/4;
            txtnilai.setText(rerata.toString().substring(0,4));
        }
    }//GEN-LAST:event_cari3ActionPerformed

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

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton bcari;
    private javax.swing.JButton bedit;
    private javax.swing.JButton bhapus;
    private javax.swing.JButton bkeluar;
    private javax.swing.JButton bsimpan;
    private javax.swing.JButton btambah;
    private javax.swing.JButton cari;
    private javax.swing.JButton cari2;
    private javax.swing.JButton cari3;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel10;
    private javax.swing.JLabel jLabel11;
    private javax.swing.JLabel jLabel12;
    private javax.swing.JLabel jLabel13;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JLabel jLabel5;
    private javax.swing.JLabel jLabel6;
    private javax.swing.JLabel jLabel7;
    private javax.swing.JLabel jLabel8;
    private javax.swing.JLabel jLabel9;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel jPanel2;
    private javax.swing.JScrollPane jScrollPane2;
    private javax.swing.JTable tabel;
    private javax.swing.JTextField txtcari;
    private javax.swing.JTextField txtid;
    private javax.swing.JTextField txtkode;
    private javax.swing.JTextField txtmapel;
    private javax.swing.JTextField txtnama;
    private javax.swing.JTextField txtnama1;
    private javax.swing.JTextField txtnilai;
    private javax.swing.JTextField txtnis;
    private javax.swing.JTextField txttugas;
    private javax.swing.JTextField txtuas;
    private javax.swing.JTextField txtulangan;
    private javax.swing.JTextField txtuts;
    // End of variables declaration//GEN-END:variables
}