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- import javax.swing.*;
- public class ZahlenUmrechnerMain {
- public static void main(String[] args) {
- int min = 0;
- int sek = 0;
- float sekzwei = 0f;
- //Textfeld erstellen
- JTextField[] feld = {new JTextField(), new JTextField(), new JTextField()};
- Object[] msg ={"Minuten", feld[0],"Sekunden", feld[1],"nur Sekunden", feld[2],
- "Entweder Min+Sek oder nur Sek!"};
- //Anzeigefenster
- JOptionPane.showConfirmDialog(null, msg, "Umrechner", 2);
- String strmin = feld[0].getText();
- String strsek = feld[1].getText();
- String strsek2 = feld[2].getText();
- if (strsek2.trim().equals(""))
- {
- min = Integer.parseInt(strmin);
- sek = Integer.parseInt(strsek);
- JOptionPane.showMessageDialog(null,min * 60 + sek + "sek" );
- }
- // Ansonsten verwende nur das letzte Feld
- else
- {
- int time = Integer.parseInt(strsek2);
- int minutes = time / 60;
- int seconds = time % 60;
- String time_str = String.format("%d:%02d", minutes, seconds);
- JOptionPane.showMessageDialog(null, time_str + "min");
- }
- }
- }
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