211 lines
8.6 KiB
Java
211 lines
8.6 KiB
Java
package ui;
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import kundenverwaltung.Kunde;
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import kundenverwaltung.KundenServiceImpl;
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import javax.swing.*;
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import javax.swing.table.*;
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import java.awt.*;
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import java.io.IOException;
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import java.util.List;
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public class KundenPanel extends JPanel {
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private KundenServiceImpl service;
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private JTable tabelle;
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private DefaultTableModel tabellenModell;
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private JTextField suchfeld;
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public KundenPanel() {
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try { service = new KundenServiceImpl(); }
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catch (IOException e) { e.printStackTrace(); }
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setLayout(new BorderLayout(10, 10));
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setBorder(BorderFactory.createEmptyBorder(15, 15, 15, 15));
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setBackground(new Color(244, 247, 255));
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add(erstelleKopf(), BorderLayout.NORTH);
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add(erstelleTabelle(), BorderLayout.CENTER);
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add(erstelleFormular(), BorderLayout.EAST);
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add(erstelleAktionen(), BorderLayout.SOUTH);
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}
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private JPanel erstelleKopf() {
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JPanel kopf = new JPanel(new BorderLayout());
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kopf.setBackground(new Color(244, 247, 255));
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JLabel titel = new JLabel("Kundenverwaltung");
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titel.setFont(new Font("Cambria", Font.BOLD, 20));
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titel.setForeground(new Color(30, 39, 97));
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kopf.add(titel, BorderLayout.WEST);
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JPanel suchPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
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suchPanel.setBackground(new Color(244, 247, 255));
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suchfeld = new JTextField(15);
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JButton suchenBtn = erstelleButton("Suchen", new Color(74, 144, 217));
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suchenBtn.addActionListener(e -> sucheKunden());
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JButton alleBtn = erstelleButton("Alle anzeigen", new Color(30, 39, 97));
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alleBtn.addActionListener(e -> ladeKunden());
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suchPanel.add(new JLabel("Suche: "));
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suchPanel.add(suchfeld);
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suchPanel.add(suchenBtn);
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suchPanel.add(alleBtn);
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kopf.add(suchPanel, BorderLayout.EAST);
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return kopf;
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}
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private JScrollPane erstelleTabelle() {
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String[] spalten = {"Kunden-ID", "Name", "PLZ", "Ort", "E-Mail", "Telefon"};
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tabellenModell = new DefaultTableModel(spalten, 0) {
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public boolean isCellEditable(int r, int c) { return false; }
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};
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tabelle = new JTable(tabellenModell);
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tabelle.setRowHeight(28);
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tabelle.setFont(new Font("Calibri", Font.PLAIN, 13));
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tabelle.getTableHeader().setFont(new Font("Calibri", Font.BOLD, 13));
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tabelle.getTableHeader().setBackground(new Color(30, 39, 97));
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tabelle.getTableHeader().setForeground(Color.WHITE);
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tabelle.setSelectionBackground(new Color(202, 220, 252));
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tabelle.setGridColor(new Color(209, 217, 240));
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ladeKunden();
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return new JScrollPane(tabelle);
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}
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private JPanel erstelleFormular() {
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JPanel form = new JPanel();
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form.setLayout(new BoxLayout(form, BoxLayout.Y_AXIS));
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form.setBackground(Color.WHITE);
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form.setBorder(BorderFactory.createCompoundBorder(
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BorderFactory.createLineBorder(new Color(202, 220, 252)),
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BorderFactory.createEmptyBorder(15, 15, 15, 15)
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));
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form.setPreferredSize(new Dimension(280, 0));
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JLabel formTitel = new JLabel("Neuen Kunden anlegen");
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formTitel.setFont(new Font("Cambria", Font.BOLD, 14));
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formTitel.setForeground(new Color(30, 39, 97));
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formTitel.setAlignmentX(Component.LEFT_ALIGNMENT);
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form.add(formTitel);
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form.add(Box.createVerticalStrut(15));
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JTextField nameField = erstelleFeld(form, "Name / Firmenname *");
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JTextField strasseField = erstelleFeld(form, "Strasse *");
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JTextField plzField = erstelleFeld(form, "PLZ *");
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JTextField ortField = erstelleFeld(form, "Ort *");
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JTextField steuerField = erstelleFeld(form, "Steuernummer *");
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JTextField emailField = erstelleFeld(form, "E-Mail *");
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JTextField telefonField = erstelleFeld(form, "Telefon *");
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form.add(Box.createVerticalStrut(15));
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JButton speichernBtn = erstelleButton("Speichern", new Color(30, 39, 97));
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speichernBtn.setAlignmentX(Component.LEFT_ALIGNMENT);
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speichernBtn.setMaximumSize(new Dimension(Integer.MAX_VALUE, 35));
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speichernBtn.addActionListener(e -> {
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if (nameField.getText().isBlank() || strasseField.getText().isBlank() ||
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plzField.getText().isBlank() || ortField.getText().isBlank() ||
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steuerField.getText().isBlank() || emailField.getText().isBlank() ||
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telefonField.getText().isBlank()) {
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JOptionPane.showMessageDialog(this,
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"Bitte füllen Sie alle Pflichtfelder aus.",
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"Pflichtfeld fehlt", JOptionPane.WARNING_MESSAGE);
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return;
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}
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service.kundeAnlegen(nameField.getText(), strasseField.getText(),
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plzField.getText(), ortField.getText(), steuerField.getText(),
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emailField.getText(), telefonField.getText());
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nameField.setText(""); strasseField.setText(""); plzField.setText("");
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ortField.setText(""); steuerField.setText(""); emailField.setText("");
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telefonField.setText("");
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ladeKunden();
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JOptionPane.showMessageDialog(this, "Kunde wurde erfolgreich gespeichert.",
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"Erfolg", JOptionPane.INFORMATION_MESSAGE);
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});
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form.add(speichernBtn);
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return form;
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}
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private JPanel erstelleAktionen() {
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JPanel panel = new JPanel(new FlowLayout(FlowLayout.LEFT, 10, 10));
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panel.setBackground(Color.WHITE);
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panel.setBorder(BorderFactory.createCompoundBorder(
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BorderFactory.createLineBorder(new Color(202, 220, 252)),
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BorderFactory.createEmptyBorder(5, 10, 5, 10)
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));
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JButton loeschenBtn = erstelleButton("Ausgewaehlten Kunden loeschen", new Color(180, 50, 50));
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loeschenBtn.addActionListener(e -> {
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int zeile = tabelle.getSelectedRow();
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if (zeile == -1) {
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JOptionPane.showMessageDialog(this,
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"Bitte waehlen Sie einen Kunden aus.",
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"Kein Kunde ausgewaehlt", JOptionPane.WARNING_MESSAGE);
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return;
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}
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String kundenId = (String) tabellenModell.getValueAt(zeile, 0);
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int bestaetigung = JOptionPane.showConfirmDialog(this,
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"Moechten Sie den Kunden " + kundenId + " wirklich loeschen?",
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"Loeschen bestaetigen", JOptionPane.YES_NO_OPTION);
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if (bestaetigung == JOptionPane.YES_OPTION) {
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boolean ok = service.kundeLoschen(kundenId);
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if (ok) {
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ladeKunden();
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JOptionPane.showMessageDialog(this,
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"Kunde wurde erfolgreich geloescht.",
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"Erfolg", JOptionPane.INFORMATION_MESSAGE);
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}
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}
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});
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panel.add(loeschenBtn);
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return panel;
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}
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private JTextField erstelleFeld(JPanel panel, String label) {
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JLabel lbl = new JLabel(label);
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lbl.setFont(new Font("Calibri", Font.PLAIN, 12));
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lbl.setAlignmentX(Component.LEFT_ALIGNMENT);
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panel.add(lbl);
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panel.add(Box.createVerticalStrut(3));
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JTextField feld = new JTextField();
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feld.setMaximumSize(new Dimension(Integer.MAX_VALUE, 30));
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feld.setAlignmentX(Component.LEFT_ALIGNMENT);
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panel.add(feld);
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panel.add(Box.createVerticalStrut(8));
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return feld;
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}
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private JButton erstelleButton(String text, Color farbe) {
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JButton btn = new JButton(text);
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btn.setBackground(farbe);
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btn.setForeground(Color.WHITE);
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btn.setFocusPainted(false);
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btn.setBorderPainted(false);
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btn.setFont(new Font("Calibri", Font.BOLD, 12));
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btn.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
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return btn;
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}
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private void ladeKunden() {
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tabellenModell.setRowCount(0);
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if (service == null) return;
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List<Kunde> kunden = service.alleKunden();
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for (Kunde k : kunden) {
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tabellenModell.addRow(new Object[]{
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k.getKundenId(), k.getName(), k.getPlz(),
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k.getOrt(), k.getEmail(), k.getTelefon()
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});
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}
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}
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private void sucheKunden() {
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tabellenModell.setRowCount(0);
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if (service == null) return;
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List<Kunde> kunden = service.sucheNachName(suchfeld.getText());
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for (Kunde k : kunden) {
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tabellenModell.addRow(new Object[]{
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k.getKundenId(), k.getName(), k.getPlz(),
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k.getOrt(), k.getEmail(), k.getTelefon()
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});
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}
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}
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} |