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Paul Köster 2023-02-22 13:53:31 +01:00
parent 95c668d31e
commit 2997a7cd0f
5 changed files with 142 additions and 75 deletions
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out/production/IDB-Hue-Projekt/Menu.class
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out/production/IDB-Hue-Projekt/Tabellen.class
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src/Einzelansicht.java
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@ -3,9 +3,11 @@ import javax.swing.event.*;
import javax.swing.table.DefaultTableModel; import javax.swing.table.DefaultTableModel;
import java.awt.*; import java.awt.*;
import java.awt.Menu; import java.awt.Menu;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.*; import java.sql.*;
public class Einzelansicht extends JFrame implements TableModelListener { public class Einzelansicht extends JFrame implements TableModelListener, ActionListener {
JScrollPane sc = null; JScrollPane sc = null;
JButton a = null; JButton a = null;
@ -28,9 +30,11 @@ public class Einzelansicht extends JFrame implements TableModelListener {
String sql = null; String sql = null;
String sq = ""; String sq = "";
JMenuBar bar = null; JMenuBar bar = null;
Menu men = null; JMenu dat = null;
JMenu bew = null;
JMenu adm = null;
JMenuItem i1, i2, i3, i4, i5, i6, i7;
static int i = 0;
public Einzelansicht(String ta) { public Einzelansicht(String ta) {
this.setSize(500, 400); this.setSize(500, 400);
@ -40,13 +44,64 @@ public class Einzelansicht extends JFrame implements TableModelListener {
tab = ta; tab = ta;
this.setTitle(tab); this.setTitle(tab);
bar = new JMenuBar();
dat = new JMenu("Datei");
bew = new JMenu("Bewegen");
adm = new JMenu("Administration");
i1 = new JMenuItem("Programm schließen");
i1.addActionListener(e -> {
this.dispose();
Menü m = new Menü();
m.setVisible(true);
});
i1.setActionCommand("close");
i2 = new JMenuItem("Nächster Datensatz");
i2.addActionListener(this);
i2.setActionCommand("vor");
i3 = new JMenuItem("Vorheriger Datensatz");
i3.addActionListener(this);
i3.setActionCommand("zur");
i4 = new JMenuItem("Suchen");
i4.addActionListener(e -> {
s.setText(JOptionPane.showInputDialog("Wonach wollen Sie suchen?"));
});
i5 = new JMenuItem("Einfügen");
i5.addActionListener(this);
i5.setActionCommand("einf");
i6 = new JMenuItem("Ändern");
i6.addActionListener(this);
i6.setActionCommand("änd");
i7 = new JMenuItem("Löschen");
i7.addActionListener(this);
i7.setActionCommand("lösch");
dat.add(i1);
bew.add(i2);
bew.add(i3);
adm.add(i4);
adm.add(i5);
adm.add(i6);
adm.add(i7);
bar.add(dat);
bar.add(bew);
bar.add(adm);
this.setJMenuBar(bar);
try (Connection conn = DriverManager.getConnection(url, "root", "")) { try (Connection conn = DriverManager.getConnection(url, "root", "")) {
Statement s = conn.createStatement(); Statement s = conn.createStatement();
r = s.executeQuery("Select * FROM " + tab); r = s.executeQuery("Select * FROM " + tab);
rm = r.getMetaData(); rm = r.getMetaData();
sql = "Select * From " + tab + " Where " + rm.getColumnName(1) + " =" + 1; sql = "Select * From " + tab;
einfügen(tab, sql); r.first();
einfügen(r);
} catch (SQLException e) { } catch (SQLException e) {
throw new RuntimeException(e); throw new RuntimeException(e);
} }
@ -56,15 +111,8 @@ public class Einzelansicht extends JFrame implements TableModelListener {
vor.setFont(font); vor.setFont(font);
vor.setBackground(Color.white); vor.setBackground(Color.white);
vor.setForeground(Color.black); vor.setForeground(Color.black);
vor.addActionListener(e -> { vor.addActionListener(this);
i++; vor.setActionCommand("vor");
try {
sql = "Select * From " + tab + " Where " + rm.getColumnName(1) + " =" + i;
einfügen(tab, sql);
} catch (SQLException ex) {
throw new RuntimeException(ex);
}
});
this.add(vor); this.add(vor);
zur = new JButton("Letzte"); zur = new JButton("Letzte");
@ -72,17 +120,8 @@ public class Einzelansicht extends JFrame implements TableModelListener {
zur.setFont(font); zur.setFont(font);
zur.setBackground(Color.white); zur.setBackground(Color.white);
zur.setForeground(Color.black); zur.setForeground(Color.black);
zur.addActionListener(e -> { zur.addActionListener(this);
if (i > 1) { zur.setActionCommand("zur");
i--;
}
try {
sql = "Select * From " + tab + " Where " + rm.getColumnName(1) + " =" + i;
einfügen(tab, sql);
} catch (SQLException ex) {
throw new RuntimeException(ex);
}
});
this.add(zur); this.add(zur);
@ -96,11 +135,8 @@ public class Einzelansicht extends JFrame implements TableModelListener {
a.setForeground(Color.BLACK); a.setForeground(Color.BLACK);
a.setBackground(Color.white); a.setBackground(Color.white);
a.setFont(font); a.setFont(font);
a.addActionListener(e -> { a.addActionListener(this);
this.dispose(); a.setActionCommand("close");
Menü m = new Menü();
m.setVisible(true);
});
this.add(a); this.add(a);
einf = new JButton("Einfügen"); einf = new JButton("Einfügen");
@ -108,12 +144,8 @@ public class Einzelansicht extends JFrame implements TableModelListener {
einf.setForeground(Color.BLACK); einf.setForeground(Color.BLACK);
einf.setBackground(Color.white); einf.setBackground(Color.white);
einf.setFont(font); einf.setFont(font);
einf.addActionListener(e -> { einf.addActionListener(this);
Hinzufügen d = new Hinzufügen(r, tab); einf.setActionCommand("einf");
d.setVisible(true);
this.setFocusable(false);
});
this.add(einf); this.add(einf);
@ -122,28 +154,8 @@ public class Einzelansicht extends JFrame implements TableModelListener {
del.setForeground(Color.BLACK); del.setForeground(Color.BLACK);
del.setBackground(Color.white); del.setBackground(Color.white);
del.setFont(font); del.setFont(font);
del.addActionListener(e -> { del.addActionListener(this);
System.out.println(t.getValueAt(0, 0)); del.setActionCommand("lösch");
String wh = t.getValueAt(0, 0).toString();
int response = JOptionPane.showConfirmDialog(null, "Wollen Sie den Eintrag löschen?", "Bestätigen", JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE);
if (response == 0) {
try (Connection conn = DriverManager.getConnection(url, "root", "")) {
Statement s = conn.createStatement();
ResultSet r = s.executeQuery("DELETE From " + tab + " WHERE " + t.getColumnName(0) + "=" + wh);
} catch (SQLException ex) {
throw new RuntimeException(ex);
}
Tabellen.einfügen(tab);
} else {
}
Einzelansicht.table.clearSelection();
table.clearSelection();
t.removeRow(0);
t.fireTableDataChanged();
});
this.add(del); this.add(del);
such = new JLabel("Suchen"); such = new JLabel("Suchen");
@ -159,18 +171,13 @@ public class Einzelansicht extends JFrame implements TableModelListener {
} }
public static void einfügen(String tab, String sql) { public static void einfügen(ResultSet r) {
String[][] temp = {{""}}; String[][] temp = {{""}};
try {
try (Connection conn = DriverManager.getConnection(url, "root", "")) {
Statement s = conn.createStatement();
r = s.executeQuery(sql);
rm = r.getMetaData(); rm = r.getMetaData();
rm.getColumnCount();
String column[] = new String[rm.getColumnCount()]; String column[] = new String[rm.getColumnCount()];
for (int i = 1; i <= rm.getColumnCount(); i++) { for (int i = 1; i <= rm.getColumnCount(); i++) {
column[i - 1] = rm.getColumnName(i); column[i - 1] = rm.getColumnName(i);
t.addColumn(column[i - 1]); t.addColumn(column[i - 1]);
@ -179,13 +186,9 @@ public class Einzelansicht extends JFrame implements TableModelListener {
t.removeRow(0); t.removeRow(0);
Object rows[] = new Object[rm.getColumnCount()]; Object rows[] = new Object[rm.getColumnCount()];
while (r.next()) {
for (int i = 1; i <= rm.getColumnCount(); i++) { for (int i = 1; i <= rm.getColumnCount(); i++) {
rows[i - 1] = r.getString(i); rows[i - 1] = r.getString(i);
} }
}
t.addRow(rows); t.addRow(rows);
t.fireTableDataChanged(); t.fireTableDataChanged();
@ -225,7 +228,11 @@ public class Einzelansicht extends JFrame implements TableModelListener {
} }
sql = "SELECT * FROM " + tab + " WHERE " + sq; sql = "SELECT * FROM " + tab + " WHERE " + sq;
System.out.println(sql); System.out.println(sql);
einfügen(tab, sql); Connection conn = DriverManager.getConnection(url, "root", "");
Statement s = conn.createStatement();
r = s.executeQuery(sql);
r.first();
einfügen(r);
sq = ""; sq = "";
sql = ""; sql = "";
@ -275,4 +282,65 @@ public class Einzelansicht extends JFrame implements TableModelListener {
} }
@Override
public void actionPerformed(ActionEvent e) {
String command = e.getActionCommand();
switch (command) {
case "vor":
try {
if (r.next()) {
einfügen(r);
}
} catch (SQLException ex) {
throw new RuntimeException(ex);
}
break;
case "zur":
try {
if (r.previous()) {
einfügen(r);
}
} catch (SQLException ex) {
throw new RuntimeException(ex);
}
break;
case "einf":
Hinzufügen d = new Hinzufügen(r, tab);
d.setVisible(true);
this.setFocusable(false);
this.setFocusableWindowState(false);
break;
case "änd":
break;
case "lösch":
System.out.println(t.getValueAt(0, 0));
String wh = t.getValueAt(0, 0).toString();
int response = JOptionPane.showConfirmDialog(null, "Wollen Sie den Eintrag löschen?", "Bestätigen", JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE);
if (response == 0) {
try (Connection conn = DriverManager.getConnection(url, "root", "")) {
Statement s = conn.createStatement();
ResultSet r = s.executeQuery("DELETE From " + tab + " WHERE " + t.getColumnName(0) + "=" + wh);
ResultSet r2 = s.executeQuery("Select * from " + tab);
r2.previous();
einfügen(r2);
} catch (SQLException ex) {
throw new RuntimeException(ex);
}
} else {
}
table.clearSelection();
t.removeRow(0);
t.fireTableDataChanged();
break;
case "close":
this.dispose();
Menü m = new Menü();
m.setVisible(true);
break;
}
}
} }

3
src/Menü.java
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@ -23,7 +23,7 @@ public class Menü extends JFrame implements ActionListener {
this.setTitle("Bundesliga"); this.setTitle("Bundesliga");
JLabel lbl = new JLabel(""); JLabel lbl = new JLabel("");
ImageIcon img = new ImageIcon(new ImageIcon(Menu.class.getResource("/image/Bundesiga.jfif")).getImage()); ImageIcon img = new ImageIcon(new ImageIcon(Menü.class.getResource("/image/Bundesiga.jfif")).getImage());
lbl.setIcon(img); lbl.setIcon(img);
lbl.setBounds(150, 50, 200,202); lbl.setBounds(150, 50, 200,202);
this.getContentPane().add(lbl); this.getContentPane().add(lbl);
@ -94,7 +94,6 @@ public class Menü extends JFrame implements ActionListener {
public void paint(Graphics g) { public void paint(Graphics g) {
super.paint(g); super.paint(g);
repaint(); repaint();
} }

2
src/Tabellen.java
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@ -46,7 +46,7 @@ public class Tabellen extends JFrame implements TableModelListener {
a.setFont(font); a.setFont(font);
a.addActionListener(e -> { a.addActionListener(e -> {
this.dispose(); this.dispose();
Menu m = new Menu(); Menü m = new Menü();
m.setVisible(true); m.setVisible(true);
}); });
this.add(a); this.add(a);