add simple GUI

Punkte-in-Noten/src/PunkteInNoten.java

@@ -25,7 +25,28 @@ public class PunkteInNoten {
 			else
 				System.out.printf("%d Punkte  %d%%\n", point, pointPercentage);
 		}
+	}
 	
+	public static String[][] calculateMarks (int maxPoints, int totalPercentage) {
+		int pointPercentage = 0;
+		double markIHK = 0.0;
+		String[][] output = new String[maxPoints+1][4];
+		
+		for (int point=maxPoints; point>=0; point--) {
+			pointPercentage = (int) (((double)point/(double)maxPoints)*(double)totalPercentage);
+			markIHK = marksIHK[pointPercentage];
+			if (totalPercentage == 100) {
+				output[maxPoints-point][0] = Integer.toString(point);
+				output[maxPoints-point][1] = Integer.toString(pointPercentage) + " %";
+				output[maxPoints-point][2] = Double.toString(markIHK);
+				output[maxPoints-point][3] = Integer.toString((int)markIHK);
+			}
+			else {
+				output[maxPoints-point][0] = Integer.toString(point);
+				output[maxPoints-point][1] = Integer.toString(pointPercentage) + " %";
+			}
+		}
+		return output;
 	}
 
 }

Punkte-in-Noten/src/frame.java

@@ -0,0 +1,110 @@
+import java.awt.BorderLayout;
+import java.awt.EventQueue;
+
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+import javax.swing.border.EmptyBorder;
+import javax.swing.JButton;
+import java.awt.event.ActionListener;
+import java.awt.event.ActionEvent;
+import javax.swing.JTextField;
+import javax.swing.SpinnerNumberModel;
+import javax.swing.JLabel;
+import java.awt.TextField;
+import java.awt.Button;
+import javax.swing.JList;
+import javax.swing.JComboBox;
+import javax.swing.JSpinner;
+import javax.swing.JTable;
+import javax.swing.JScrollPane;
+import javax.swing.table.DefaultTableModel;
+
+public class frame extends JFrame {
+
+	private JPanel contentPane;
+	private JTable table;
+
+	/**
+	 * Launch the application.
+	 */
+	public static void main(String[] args) {
+		EventQueue.invokeLater(new Runnable() {
+			public void run() {
+				try {
+					frame frame = new frame();
+					frame.setVisible(true);
+				} catch (Exception e) {
+					e.printStackTrace();
+				}
+			}
+		});
+	}
+
+	/**
+	 * Create the frame.
+	 */
+	public frame() {
+		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		setBounds(100, 100, 815, 369);
+		contentPane = new JPanel();
+		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
+		setContentPane(contentPane);
+		contentPane.setLayout(null);
+		
+		JLabel lblTotalPercentage = new JLabel("Wievielen Prozenten sollen die Punkte entsprechen?");
+		lblTotalPercentage.setBounds(15, 84, 397, 20);
+		contentPane.add(lblTotalPercentage);
+		
+		JLabel lblMaxPoints = new JLabel("Gesamtpunktzahl eingeben");
+		lblMaxPoints.setBounds(15, 16, 228, 20);
+		contentPane.add(lblMaxPoints);
+		
+		
+		// 0 als Startwert, von 0 bis ..., Schrittweite 1
+		SpinnerNumberModel modelMaxPoints = new SpinnerNumberModel(0, 0, null, 1);
+		
+		JSpinner spMaxPoints = new JSpinner(modelMaxPoints);
+		spMaxPoints.setBounds(15, 42, 58, 26);
+		contentPane.add(spMaxPoints);
+		
+		
+		// 100 als Startwert, von 0 bis 100, Schrittweite 1
+		SpinnerNumberModel modelTotalPercentage = new SpinnerNumberModel(100, 0, 100, 10);  
+		JSpinner spTotalPercentage = new JSpinner(modelTotalPercentage);
+		spTotalPercentage.setBounds(15, 120, 58, 26);
+		contentPane.add(spTotalPercentage);
+		
+	
+		JScrollPane scrollPane = new JScrollPane();
+		scrollPane.setBounds(399, 16, 379, 281);
+		contentPane.add(scrollPane);
+		
+		
+		
+		Button btnCalc = new Button("Berechnen");
+		btnCalc.addActionListener(new ActionListener() {
+			public void actionPerformed(ActionEvent e) {
+				String[][] result =  PunkteInNoten.calculateMarks((int)spMaxPoints.getValue(), (int)spTotalPercentage.getValue());
+				String[] columnNames = {"Punkte",
+		                "Prozente",
+		                "IHK-Note",
+		                "ganze Note"
+		                };
+				
+				table = new JTable(result, columnNames) {
+					 @Override
+					    public boolean isCellEditable(int row, int column) {
+					        return false;
+					    }
+				};
+				table.setRowSelectionAllowed(false);
+				
+				scrollPane.setViewportView(table);
+				
+			}
+		});
+		btnCalc.setBounds(20, 167, 91, 27);
+		contentPane.add(btnCalc);	
+		
+	}
+}