README.md

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-# PraktikumCommandDesingPattern
-

src/autogui/AutoGUI.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package autogui;
+
+import commands.CommandInvoker;
+import controller.C_MenuListener;
+import controller.C_MenuListener_undo;
+import java.util.prefs.Preferences;
+import javax.swing.UIManager;
+import model.model;
+import view.gui;
+
+/**
+ * AutoGUI
+ * enthält alle wichtigen Parameter wie View, Model, CommandInvoker, Controller
+ * @author matthias
+ */
+public class AutoGUI {
+
+    /**
+     * @param args the command line arguments
+     */
+  private gui frm;
+  //C_FileDialogOpen cfdo;
+  //C_SaveFile csf;
+  private Preferences prf;
+  private final String PathID = "LastUsedPath";
+  private final String FILE_ID = "LastUsedFile";
+  private C_MenuListener cml;
+  private C_MenuListener_undo cmlu;
+  private model mdl;
+  private CommandInvoker invoker;
+  
+  /**
+   * Konstruktor initialisiert alle Parameter und registriert die Events und Commands
+   */
+  public AutoGUI()
+  {
+    this.prf = Preferences.userRoot().node(this.getClass().getName());
+    //String test = this.prf.get(this.PathID, "abc"); // Leerer String falls get leer.
+    this.frm = new gui();
+    this.frm.setVisible(true);
+    String lastPath = "Last used path: " + this.prf.get(this.PathID, "/");
+    this.frm.getLblFilePath().setText(lastPath);
+    
+    this.mdl = new model();
+    this.invoker = new CommandInvoker();
+    
+    this.cml = new C_MenuListener(this.frm, this.PathID, this.FILE_ID, this.prf, this.mdl, this.invoker);
+    this.cml.registerEvents();
+    this.cml.registerCommands(); /**INVOKER einfügen!!!!*/
+    
+    this.cmlu = new C_MenuListener_undo(this.frm, this.PathID, this.FILE_ID, this.prf, this.mdl, this.invoker);
+    this.cmlu.registerEvents();
+  }
+  
+  /**
+   * Main erstellt AutoGUI und setzt LookAndFeel
+   * @param args (String[])
+   */
+  public static void main(String[] args) {
+      // TODO code application logic here
+      new AutoGUI();
+      try
+      {
+        UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+      }
+      catch(Exception ex){}
+  }
+    
+}

src/commands/CommandAdd.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package commands;
+
+import java.io.File;
+import java.util.prefs.Preferences;
+import model.model;
+import view.gui;
+
+/**
+ * Add Command
+ * @author matthias
+ */
+public class CommandAdd implements CommandInterface {
+    private File data;
+    private gui g;
+    private model mdl;
+    private Preferences prfs;
+    private String pid;
+    
+    
+    public CommandAdd(gui G, Preferences p, model mdl, String pid)
+    {
+        this.g = G;
+        this.mdl = mdl;
+        this.prfs = p;
+        this.pid = pid;
+        this.data = null;
+    }
+
+    /**
+     * overrides execute vom CommandInterface
+     * hier wird eintragHinzufügen vom Model aufgerufen
+     */
+    @Override
+    public void execute() {
+         try
+          {
+            this.mdl.eintragHinzufuegen();
+          }
+          catch(Exception ex)
+          {
+            System.err.println(ex);
+          }
+          //System.out.println(this.pref.get(PATH_ID, "xyz"));
+
+        
+    }
+
+    @Override
+    public void undo() {
+    }
+    
+}

src/commands/CommandDelete.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package commands;
+
+import java.io.File;
+import java.util.Stack;
+import java.util.prefs.Preferences;
+import model.model;
+import view.gui;
+
+/**
+ * Delete Command
+ * @author matthias
+ */
+public class CommandDelete implements CommandInterface {
+    private File data;
+    private gui g;
+    private model mdl;
+    private Preferences prfs;
+    private String pid;
+    private Stack adressEintraegeDaten;           //stack immer mit Typ 
+    private Stack pos;
+    
+    
+    public CommandDelete(gui G, Preferences p, model mdl, String pid)
+    {
+        this.g = G;
+        this.mdl = mdl;
+        this.prfs = p;
+        this.pid = pid;
+        this.data = null;
+        adressEintraegeDaten = new Stack();
+        this.pos = new Stack();
+    }
+    /**
+     * overrides execute vom CommandInterface
+     * hier wird eeintragLoeschen vom Model aufgerufen
+     * davor werden die gelöschten Daten im Stack gespeichert
+     */
+    @Override
+    @SuppressWarnings("unchecked")
+    public void execute() {
+
+        try
+        {
+          int sel = this.g.getContentTable1().getjTable().getSelectedRow();
+          
+          for(int i = 0; i < mdl.getColumnCount(); i++)
+          {
+            Object v = mdl.getValueAt(sel, i);
+            this.adressEintraegeDaten.push(v);
+          }
+          this.pos.push(sel);
+          this.mdl.eintragLoeschen(sel);
+        }
+        catch(Exception ex)
+        {
+          System.err.println(ex);
+        }
+        
+        //System.out.println(this.pref.get(PATH_ID, "xyz"));
+
+        
+    }
+    /**
+     * overrides undo vom CommandInterface
+     * hier werden die gelöschten Daten wieder ins Modell geschrieben
+     */
+    @Override
+    public void undo() {
+      System.out.println("del_undo");
+      int pos_i = (int) this.pos.pop();
+      
+      this.mdl.eintragHinzufuegenAt(pos_i);
+      for(int i = mdl.getColumnCount()-1; i >= 0; i--)
+      {
+        this.mdl.setValueAt(this.adressEintraegeDaten.pop(), pos_i, i);            
+      }
+      this.mdl.fireTableDataChanged();
+    }
+    
+}

src/commands/CommandInterface.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package commands;
+
+/**
+ *  CommandInterface
+ * Interface for commands
+ * @author matthias
+ */
+public interface CommandInterface {
+    public void execute();
+    public void undo();
+    //public boolean isUndoAble();
+    //public void redo
+}

src/commands/CommandInvoker.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package commands;
+
+import java.awt.Component;
+import java.util.HashMap;
+import java.util.Stack;
+
+/**
+ * Command Invoker
+ * ordnet den verschiedenen Events die Kommandos zu
+ * speichert die letzten Kommandos im Stack
+ * @author matthias
+ */
+public class CommandInvoker {
+    private HashMap<Component, CommandInterface> commands;
+    private Stack<CommandInterface> undoStack;
+    
+    public CommandInvoker()
+    {
+        this.commands = new HashMap<>();
+        this.undoStack = new Stack<>();
+    }
+    
+    public void addCommand(Component key, CommandInterface val)
+    {
+        this.commands.put(key, val);
+    }
+    
+    /**
+     * führt das zugehörige Kommand zum Key(Object) aus
+     * @param key (Objekt)
+     */
+    public void executeCommand(Component key)
+    {
+        this.commands.get(key).execute();
+        this.undoStack.push(this.commands.get(key));
+    }
+     /**
+     * führt das zugehörige undo vom letzten Kommand aus
+     */
+    public void undoCommand()
+    {
+      if (!this.undoStack.isEmpty())
+      {
+        this.undoStack.pop().undo();
+      }
+    }
+}

src/commands/CommandOpen.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package commands;
+
+import java.io.File;
+import java.util.prefs.Preferences;
+import javax.swing.JFileChooser;
+import model.model;
+import view.gui;
+
+
+/**
+ * Open Command
+ * @author matthias
+ */
+public class CommandOpen implements CommandInterface {
+    private File data;
+    private gui g;
+    private Preferences pref;
+    private String PATH_ID;
+    private String FILE_ID;
+    private model mdl;
+    
+    public CommandOpen(gui G, Preferences p, String pid, String fid, model m)
+    {
+        this.g = G;
+        this.pref = p;
+        this.PATH_ID = pid;
+        this.FILE_ID = fid;
+        this.data = null;
+        this.mdl = m;
+    }
+    
+    /**
+     * overrides execute vom CommandInterface
+     * Öffnet den File Dialog und führt dann die Funktion datenLesen aus dem Modell aus
+     */
+    @Override
+    public void execute() {
+        System.out.println("opening a file...");
+        //System.out.println(this.pref.get(PATH_ID, "xyz"));
+        JFileChooser fc = this.g.getFileChooser();
+        try
+        {
+          fc.setCurrentDirectory(new File(this.pref.get(PATH_ID, ".")));    //Pref ins Model
+        }
+        catch(Exception ex)
+        {
+          System.err.println(ex);
+        }
+        if(fc.showOpenDialog(g) == JFileChooser.APPROVE_OPTION)
+        {
+          this.data = fc.getSelectedFile();
+          this.g.getLblFilePath().setText(this.data.getAbsolutePath());
+          this.pref.put(this.PATH_ID, this.data.getAbsolutePath());
+
+          //System.out.println(this.pref.get(PATH_ID, "xyz"));
+          try
+          {
+            this.mdl.datenLesen(this.data);
+          }
+          catch(Exception ex)
+          {
+            System.err.println(ex);
+          }
+        }
+    }
+
+    @Override
+    public void undo() {
+    }
+    
+}

src/commands/CommandSave.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package commands;
+
+import java.io.File;
+import java.util.prefs.Preferences;
+import javax.swing.JFileChooser;
+import model.model;
+import view.gui;
+
+/**
+ * Save Command
+ * @author matthias
+ */
+public class CommandSave implements CommandInterface {
+    private File data;
+    private gui g;
+    private model mdl;
+    private Preferences prfs;
+    private String pid;
+    
+    
+    public CommandSave(gui G, Preferences p, model mdl, String pid)
+    {
+        this.g = G;
+        this.mdl = mdl;
+        this.prfs = p;
+        this.pid = pid;
+        this.data = null;
+    }
+
+     /**
+     * overrides execute vom CommandInterface
+     * Öffnet den File Dialog und führt dann die Funtkion DatenSpeichern aus dem Modell aus
+     */
+    @Override
+    public void execute() {
+        System.out.println("save...");
+        JFileChooser fc = this.g.getFileChooser();
+        try
+        {
+          fc.setCurrentDirectory(new File(this.prfs.get(this.pid, "")));
+        }
+        catch(Exception ex)
+        {
+          System.err.println(ex);
+        }
+        if(fc.showSaveDialog(g) == JFileChooser.APPROVE_OPTION)
+        {
+          this.data = fc.getSelectedFile();
+          this.g.getLblFilePath().setText(this.data.getAbsolutePath());
+          this.prfs.put(this.pid, this.data.getAbsolutePath());
+
+          try
+          {
+            this.mdl.datenSpeichern(this.data);
+          }
+          catch(Exception ex)
+          {
+            System.err.println(ex);
+          }
+          //System.out.println(this.pref.get(PATH_ID, "xyz"));
+
+        }
+    }
+
+    @Override
+    public void undo() {
+    }
+    
+}

src/controller/C_FileDialogOpen.java

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+/*         ALT
+
+
+
+
+
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ *
+package controller;
+
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.io.File;
+import java.util.prefs.Preferences;
+import javax.swing.JFileChooser;
+import view.gui;
+
+/**
+ *
+ * @author endresma66479
+ *
+public class C_FileDialogOpen implements ActionListener
+{
+  gui frm;
+  File data;
+  String PATH_ID;
+  Preferences pref;
+  public C_FileDialogOpen(gui g, String ID, Preferences p)
+  {
+    this.frm = g;
+    this.data = null;
+    this.PATH_ID = ID;
+    this.pref = p;
+  }
+
+  public void registerEvents()
+  {
+    this.frm.getBtnOpen().addActionListener(this);
+    this.frm.getMiOpen().addActionListener(this);
+    this.frm.getMiOpen_popup().addActionListener(this);
+  }
+  
+  @Override
+  public void actionPerformed(ActionEvent ae)
+  {
+    System.out.println("opening a file...");
+    System.out.println(this.pref.get(PATH_ID, "xyz"));
+    JFileChooser fc = this.frm.getFileChooser();
+    if(fc.showOpenDialog(frm) == JFileChooser.APPROVE_OPTION)
+    {
+      this.data = fc.getSelectedFile();
+      this.frm.getLblFilePath().setText(this.data.getAbsolutePath());
+      this.pref.put(this.PATH_ID, this.data.getAbsolutePath());
+      System.out.println(this.pref.get(PATH_ID, "xyz"));
+    }
+  }
+}
+ */

src/controller/C_MenuListener.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package controller;
+
+import commands.CommandAdd;
+import commands.CommandDelete;
+import commands.CommandInvoker;
+import commands.CommandOpen;
+import commands.CommandSave;
+import java.awt.Component;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.util.prefs.Preferences;
+import model.model;
+import view.gui;
+
+/**
+ * Command Controller execute
+ * @author matthias
+ */
+public class C_MenuListener implements ActionListener{
+    private gui view;
+    private CommandInvoker invoker;
+    private String PathID;
+    private String FildID;
+    private Preferences prfs;
+    private model mdl;
+    
+    public C_MenuListener(gui g, String pid, String fid, Preferences p, model m, CommandInvoker inv)
+    {
+        this.view = g;
+        this.invoker = inv;
+        this.PathID = pid;
+        this.FildID = fid;
+        this.prfs = p;
+        this.mdl = m;
+        
+        this.view.getContentTable1().getjTable().setModel(this.mdl);
+    }
+    
+    /**
+     * regestriert alle Events mit dem Command Controller als Listener
+     */
+    public void registerEvents()
+    {
+        this.view.getBtnSave().addActionListener(this);
+        this.view.getMiSave().addActionListener(this);
+        this.view.getMiSave_popup().addActionListener(this);
+
+        this.view.getBtnOpen().addActionListener(this);
+        this.view.getMiOpen().addActionListener(this);
+        this.view.getMiOpen_popup().addActionListener(this);
+        
+        this.view.getContentTable1().getBtnAdd().addActionListener(this);
+        this.view.getContentTable1().getBtnDel().addActionListener(this);
+        this.view.getContentTable1().getCtmiAdd_popup().addActionListener(this);
+        this.view.getContentTable1().getCtmiDelRow_popup().addActionListener(this);
+    }
+    
+    /**
+     * fügt alle Commands mit zugehörigem Event dem Invoker zu
+     */
+    public void registerCommands()
+    {
+        this.invoker.addCommand(this.view.getBtnSave(), new CommandSave(this.view, this.prfs, this.mdl, this.PathID));
+        this.invoker.addCommand(this.view.getMiSave(), new CommandSave(this.view,this.prfs, this.mdl, this.PathID));
+        this.invoker.addCommand(this.view.getMiSave_popup(), new CommandSave(this.view, this.prfs, this.mdl, this.PathID));
+        
+        this.invoker.addCommand(this.view.getBtnOpen(), new CommandOpen(this.view, this.prfs,this.PathID, this.FildID, this.mdl));
+        this.invoker.addCommand(this.view.getMiOpen(), new CommandOpen(this.view, this.prfs,this.PathID, this.FildID, this.mdl));
+        this.invoker.addCommand(this.view.getMiOpen_popup(), new CommandOpen(this.view, this.prfs,this.PathID, this.FildID, this.mdl));
+        
+        this.invoker.addCommand(this.view.getContentTable1().getBtnAdd(), new CommandAdd(this.view, this.prfs, this.mdl, this.PathID));
+        this.invoker.addCommand(this.view.getContentTable1().getCtmiAdd_popup(), new CommandAdd(this.view, this.prfs, this.mdl, this.PathID));
+        
+        this.invoker.addCommand(this.view.getContentTable1().getCtmiDelRow_popup(), new CommandDelete(this.view, this.prfs, this.mdl, this.PathID));
+        this.invoker.addCommand(this.view.getContentTable1().getBtnDel(), new CommandDelete(this.view, this.prfs, this.mdl, this.PathID));
+    }
+    
+    /**
+     * ausführen vom executeCommand aus dem Invoker
+     * @param ae (AktionEvent)
+     */
+    @Override
+    public void actionPerformed(ActionEvent ae) {
+        Component key = (Component) ae.getSource();
+        this.invoker.executeCommand(key);
+    }
+    
+}

src/controller/C_MenuListener_undo.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package controller;
+
+import commands.CommandInvoker;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.util.prefs.Preferences;
+import model.model;
+import view.gui;
+
+/**
+ * Command Controller undo
+ * @author matthias
+ */
+public class C_MenuListener_undo implements ActionListener{     //keine unterstriche in Klassen und Objektnamen
+    private gui view;
+    private CommandInvoker invoker;
+    private String PathID;
+    private String FildID;
+    private Preferences prfs;
+    private model mdl;
+    
+    public C_MenuListener_undo(gui g, String pid, String fid, Preferences p, model m, CommandInvoker inv)
+    {
+        this.view = g;
+        this.invoker = inv;
+        this.PathID = pid;
+        this.FildID = fid;
+        this.prfs = p;
+        this.mdl = m;
+        
+        this.view.getContentTable1().getjTable().setModel(this.mdl);
+    }
+    
+    /**
+     * registriert undo event
+     */
+    public void registerEvents()
+    {
+      this.view.getBtnUndo().addActionListener(this);
+      
+    }
+    
+    public void registerCommands()
+    {
+      //this.invoker.addCommand(this.view.getBtnUndo(), );
+    }
+    
+    /**
+     * führt undoCommand vom Invoker aus
+     * @param ae (AktionEvent)
+     */
+    @Override
+    public void actionPerformed(ActionEvent ae) {
+        this.invoker.undoCommand();
+    }
+    
+}

src/controller/C_SaveFile.java

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+/*          ALT
+
+
+
+
+
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ *
+package controller;
+
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import view.ContentTable;
+import view.gui;
+
+/**
+ *
+ * @author endresma66479
+ *
+public class C_SaveFile implements ActionListener
+{
+  gui frm;
+  
+  public C_SaveFile(gui g)
+  {
+    this.frm = g;
+  }
+
+  public void registerEvents()
+  {
+    this.frm.getBtnSave().addActionListener(this);
+    this.frm.getMiSave().addActionListener(this);
+    this.frm.getMiSave_popup().addActionListener(this);
+    ContentTable ct = this.frm.getContentTable1();
+  }
+  @Override
+  public void actionPerformed(ActionEvent ae)
+  {
+    System.out.println("save...");
+  }
+}
+
+*/

src/model/model.java

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+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package model;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.util.ArrayList;
+import javax.swing.table.AbstractTableModel;
+
+
+public class model extends AbstractTableModel
+{
+  private ArrayList<ArrayList<String>> daten;
+  private ArrayList<String> adressEintraegeDaten;
+  private ArrayList<String> adressEintraegeNamen;
+  
+  public model()
+  {
+    adressEintraegeDaten = new ArrayList<>();
+    adressEintraegeNamen = new ArrayList<>();
+    daten = new ArrayList<>();
+    adressEintraegeNamen.add("Name");
+    adressEintraegeDaten.add("Lehner");
+    adressEintraegeNamen.add("Telefon");
+    adressEintraegeDaten.add("122345");
+    daten.add(adressEintraegeDaten);
+  }
+
+  @Override
+  public int getRowCount()
+  {
+    return daten.size();
+  }
+
+  @Override
+  public int getColumnCount()
+  {
+    return adressEintraegeDaten.size();
+  }
+
+  @Override
+  public Object getValueAt(int row, int col)
+  {
+    return daten.get(row).get(col);
+  }
+  @Override
+  public void setValueAt(Object value, int row, int col)
+  {
+    daten.get(row).set(col, (String)value);
+  }
+  
+  @Override
+  public boolean isCellEditable(int row, int col)
+  {
+    return true;
+  }
+  
+  @Override
+  public String getColumnName(int col)
+  {
+    return adressEintraegeNamen.get(col);
+  }
+  
+  public void eintragHinzufuegen()
+  {
+    adressEintraegeDaten = new ArrayList<>();
+    adressEintraegeNamen.forEach(s -> adressEintraegeDaten.add(s));
+    daten.add(adressEintraegeDaten);
+    this.fireTableDataChanged();
+  }
+  
+  public void eintragHinzufuegenAt(int pos)
+  {
+    adressEintraegeDaten = new ArrayList<>();
+    adressEintraegeNamen.forEach(s -> adressEintraegeDaten.add(s));
+    daten.add(pos, adressEintraegeDaten);
+    this.fireTableDataChanged();
+  }  
+  
+  public void eintragLoeschen(int row)
+  {
+    daten.remove(row);
+    this.fireTableDataChanged();
+  }
+  
+  public void spalteHinzufuegen(String name)
+  {
+    adressEintraegeNamen.add(name);
+  }
+  
+  public void datenSpeichern(File datei) throws FileNotFoundException, IOException
+  {
+    FileOutputStream fos = new FileOutputStream(datei);
+    BufferedOutputStream bos = new BufferedOutputStream(fos);
+    ObjectOutputStream oos = new ObjectOutputStream(bos);
+    oos.writeObject(daten);
+    oos.writeObject(adressEintraegeNamen);
+    oos.flush();
+    oos.close();
+  }
+  
+  public void datenLesen(File datei) throws FileNotFoundException, IOException, ClassNotFoundException
+  {
+    FileInputStream fis = new FileInputStream(datei);
+    BufferedInputStream bis = new BufferedInputStream(fis);
+    ObjectInputStream ois = new ObjectInputStream(bis);
+    daten = (ArrayList<ArrayList<String>>)ois.readObject();
+    adressEintraegeNamen = (ArrayList<String>)ois.readObject();
+    adressEintraegeDaten = daten.get(daten.size()-1);
+    ois.close();
+    this.fireTableDataChanged();
+  }
+  
+}

src/view/ContentTable.form

@@ -0,0 +1,153 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<Form version="1.5" maxVersion="1.9" type="org.netbeans.modules.form.forminfo.JPanelFormInfo">
+  <NonVisualComponents>
+    <Container class="javax.swing.JPopupMenu" name="jPopupMenu1">
+
+      <Layout class="org.netbeans.modules.form.compat2.layouts.DesignAbsoluteLayout">
+        <Property name="useNullLayout" type="boolean" value="true"/>
+      </Layout>
+      <SubComponents>
+        <MenuItem class="javax.swing.JMenuItem" name="ctmiAdd_popup">
+          <Properties>
+            <Property name="mnemonic" type="int" value="97"/>
+            <Property name="text" type="java.lang.String" value="add a line"/>
+            <Property name="toolTipText" type="java.lang.String" value="add a line"/>
+          </Properties>
+        </MenuItem>
+        <MenuItem class="javax.swing.JMenuItem" name="ctmiDelRow_popup">
+          <Properties>
+            <Property name="mnemonic" type="int" value="100"/>
+            <Property name="text" type="java.lang.String" value="delete"/>
+            <Property name="toolTipText" type="java.lang.String" value="delete this line"/>
+          </Properties>
+        </MenuItem>
+      </SubComponents>
+    </Container>
+  </NonVisualComponents>
+  <Properties>
+    <Property name="preferredSize" type="java.awt.Dimension" editor="org.netbeans.beaninfo.editors.DimensionEditor">
+      <Dimension value="[600, 300]"/>
+    </Property>
+  </Properties>
+  <AuxValues>
+    <AuxValue name="FormSettings_autoResourcing" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_autoSetComponentName" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_generateFQN" type="java.lang.Boolean" value="true"/>
+    <AuxValue name="FormSettings_generateMnemonicsCode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_i18nAutoMode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_layoutCodeTarget" type="java.lang.Integer" value="1"/>
+    <AuxValue name="FormSettings_listenerGenerationStyle" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_variablesLocal" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_variablesModifier" type="java.lang.Integer" value="2"/>
+    <AuxValue name="designerSize" type="java.awt.Dimension" value="-84,-19,0,5,115,114,0,18,106,97,118,97,46,97,119,116,46,68,105,109,101,110,115,105,111,110,65,-114,-39,-41,-84,95,68,20,2,0,2,73,0,6,104,101,105,103,104,116,73,0,5,119,105,100,116,104,120,112,0,0,1,70,0,0,3,21"/>
+  </AuxValues>
+
+  <Layout class="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout"/>
+  <SubComponents>
+    <Container class="javax.swing.JScrollPane" name="jScrollPane1">
+      <AuxValues>
+        <AuxValue name="autoScrollPane" type="java.lang.Boolean" value="true"/>
+      </AuxValues>
+      <Constraints>
+        <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
+          <BorderConstraints direction="Center"/>
+        </Constraint>
+      </Constraints>
+
+      <Layout class="org.netbeans.modules.form.compat2.layouts.support.JScrollPaneSupportLayout"/>
+      <SubComponents>
+        <Component class="javax.swing.JTable" name="jTable">
+          <Properties>
+            <Property name="model" type="javax.swing.table.TableModel" editor="org.netbeans.modules.form.editors2.TableModelEditor">
+              <Table columnCount="6" rowCount="20">
+                <Column editable="true" title="Nachname" type="java.lang.Object"/>
+                <Column editable="true" title="Name" type="java.lang.Object"/>
+                <Column editable="true" title="Strasse, Nr." type="java.lang.Object"/>
+                <Column editable="true" title="PLZ" type="java.lang.Object"/>
+                <Column editable="true" title="Ort" type="java.lang.Object"/>
+                <Column editable="true" title="Telefonnr." type="java.lang.Object"/>
+              </Table>
+            </Property>
+            <Property name="columnModel" type="javax.swing.table.TableColumnModel" editor="org.netbeans.modules.form.editors2.TableColumnModelEditor">
+              <TableColumnModel selectionModel="0">
+                <Column maxWidth="-1" minWidth="-1" prefWidth="-1" resizable="true">
+                  <Title/>
+                  <Editor/>
+                  <Renderer/>
+                </Column>
+                <Column maxWidth="-1" minWidth="-1" prefWidth="-1" resizable="true">
+                  <Title/>
+                  <Editor/>
+                  <Renderer/>
+                </Column>
+                <Column maxWidth="-1" minWidth="-1" prefWidth="-1" resizable="true">
+                  <Title/>
+                  <Editor/>
+                  <Renderer/>
+                </Column>
+                <Column maxWidth="-1" minWidth="-1" prefWidth="-1" resizable="true">
+                  <Title/>
+                  <Editor/>
+                  <Renderer/>
+                </Column>
+                <Column maxWidth="-1" minWidth="-1" prefWidth="-1" resizable="true">
+                  <Title/>
+                  <Editor/>
+                  <Renderer/>
+                </Column>
+                <Column maxWidth="-1" minWidth="-1" prefWidth="-1" resizable="true">
+                  <Title/>
+                  <Editor/>
+                  <Renderer/>
+                </Column>
+              </TableColumnModel>
+            </Property>
+            <Property name="componentPopupMenu" type="javax.swing.JPopupMenu" editor="org.netbeans.modules.form.ComponentChooserEditor">
+              <ComponentRef name="jPopupMenu1"/>
+            </Property>
+            <Property name="tableHeader" type="javax.swing.table.JTableHeader" editor="org.netbeans.modules.form.editors2.JTableHeaderEditor">
+              <TableHeader reorderingAllowed="true" resizingAllowed="true"/>
+            </Property>
+          </Properties>
+        </Component>
+      </SubComponents>
+    </Container>
+    <Container class="javax.swing.JToolBar" name="jToolBar1">
+      <Properties>
+        <Property name="rollover" type="boolean" value="true"/>
+      </Properties>
+      <Constraints>
+        <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
+          <BorderConstraints direction="Last"/>
+        </Constraint>
+      </Constraints>
+
+      <Layout class="org.netbeans.modules.form.compat2.layouts.DesignBoxLayout"/>
+      <SubComponents>
+        <Component class="javax.swing.JButton" name="btnAdd">
+          <Properties>
+            <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
+              <Image iconType="3" name="/view/icons/RowInsertAfter24.gif"/>
+            </Property>
+            <Property name="toolTipText" type="java.lang.String" value="add entry"/>
+            <Property name="focusable" type="boolean" value="false"/>
+            <Property name="horizontalTextPosition" type="int" value="0"/>
+            <Property name="verticalTextPosition" type="int" value="3"/>
+          </Properties>
+        </Component>
+        <Component class="javax.swing.JButton" name="btnDel">
+          <Properties>
+            <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
+              <Image iconType="3" name="/view/icons/RowDelete24.gif"/>
+            </Property>
+            <Property name="toolTipText" type="java.lang.String" value="delete entry"/>
+            <Property name="focusable" type="boolean" value="false"/>
+            <Property name="horizontalTextPosition" type="int" value="0"/>
+            <Property name="verticalTextPosition" type="int" value="3"/>
+          </Properties>
+        </Component>
+      </SubComponents>
+    </Container>
+  </SubComponents>
+</Form>

src/view/ContentTable.java

@@ -0,0 +1,157 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package view;
+
+/**
+ *
+ * @author endresma66479
+ */
+public class ContentTable extends javax.swing.JPanel
+{
+  /**
+   * @return the jTable
+   */
+  public javax.swing.JTable getjTable()
+  {
+    return jTable;
+  }
+  /**
+   * @return the ctmiAdd_popup
+   */
+  public javax.swing.JMenuItem getCtmiAdd_popup()
+  {
+    return ctmiAdd_popup;
+  }
+
+  /**
+   * @return the ctmiDelRow_popup
+   */
+  public javax.swing.JMenuItem getCtmiDelRow_popup()
+  {
+    return ctmiDelRow_popup;
+  }
+  /**
+   * @return the btnAdd
+   */
+  public javax.swing.JButton getBtnAdd()
+  {
+    return btnAdd;
+  }
+
+  /**
+   * @return the btnDel
+   */
+  public javax.swing.JButton getBtnDel()
+  {
+    return btnDel;
+  }
+
+
+  /**
+   * Creates new form ContentTable
+   */
+  public ContentTable()
+  {
+    initComponents();
+  }
+
+  /**
+   * 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()
+  {
+
+    jPopupMenu1 = new javax.swing.JPopupMenu();
+    ctmiAdd_popup = new javax.swing.JMenuItem();
+    ctmiDelRow_popup = new javax.swing.JMenuItem();
+    jScrollPane1 = new javax.swing.JScrollPane();
+    jTable = new javax.swing.JTable();
+    jToolBar1 = new javax.swing.JToolBar();
+    btnAdd = new javax.swing.JButton();
+    btnDel = new javax.swing.JButton();
+
+    ctmiAdd_popup.setMnemonic('a');
+    ctmiAdd_popup.setText("add a line");
+    ctmiAdd_popup.setToolTipText("add a line");
+    jPopupMenu1.add(ctmiAdd_popup);
+
+    ctmiDelRow_popup.setMnemonic('d');
+    ctmiDelRow_popup.setText("delete");
+    ctmiDelRow_popup.setToolTipText("delete this line");
+    jPopupMenu1.add(ctmiDelRow_popup);
+
+    setPreferredSize(new java.awt.Dimension(600, 300));
+    setLayout(new java.awt.BorderLayout());
+
+    jTable.setModel(new javax.swing.table.DefaultTableModel(
+      new Object [][]
+      {
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null},
+        {null, null, null, null, null, null}
+      },
+      new String []
+      {
+        "Nachname", "Name", "Strasse, Nr.", "PLZ", "Ort", "Telefonnr."
+      }
+    ));
+    jTable.setComponentPopupMenu(jPopupMenu1);
+    jScrollPane1.setViewportView(jTable);
+
+    add(jScrollPane1, java.awt.BorderLayout.CENTER);
+
+    jToolBar1.setRollover(true);
+
+    btnAdd.setIcon(new javax.swing.ImageIcon(getClass().getResource("/view/icons/RowInsertAfter24.gif"))); // NOI18N
+    btnAdd.setToolTipText("add entry");
+    btnAdd.setFocusable(false);
+    btnAdd.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
+    btnAdd.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
+    jToolBar1.add(btnAdd);
+
+    btnDel.setIcon(new javax.swing.ImageIcon(getClass().getResource("/view/icons/RowDelete24.gif"))); // NOI18N
+    btnDel.setToolTipText("delete entry");
+    btnDel.setFocusable(false);
+    btnDel.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
+    btnDel.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
+    jToolBar1.add(btnDel);
+
+    add(jToolBar1, java.awt.BorderLayout.PAGE_END);
+  }// </editor-fold>//GEN-END:initComponents
+
+
+  // Variables declaration - do not modify//GEN-BEGIN:variables
+  private javax.swing.JButton btnAdd;
+  private javax.swing.JButton btnDel;
+  private javax.swing.JMenuItem ctmiAdd_popup;
+  private javax.swing.JMenuItem ctmiDelRow_popup;
+  private javax.swing.JPopupMenu jPopupMenu1;
+  private javax.swing.JScrollPane jScrollPane1;
+  private javax.swing.JTable jTable;
+  private javax.swing.JToolBar jToolBar1;
+  // End of variables declaration//GEN-END:variables
+}

src/view/gui.form

@@ -0,0 +1,257 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+
+<Form version="1.3" maxVersion="1.9" type="org.netbeans.modules.form.forminfo.JFrameFormInfo">
+  <NonVisualComponents>
+    <Container class="javax.swing.JPopupMenu" name="jPopupMenu1">
+      <Properties>
+        <Property name="componentPopupMenu" type="javax.swing.JPopupMenu" editor="org.netbeans.modules.form.ComponentChooserEditor">
+          <ComponentRef name="jPopupMenu1"/>
+        </Property>
+      </Properties>
+
+      <Layout class="org.netbeans.modules.form.compat2.layouts.DesignAbsoluteLayout">
+        <Property name="useNullLayout" type="boolean" value="true"/>
+      </Layout>
+      <SubComponents>
+        <MenuItem class="javax.swing.JMenuItem" name="miSave_popup">
+          <Properties>
+            <Property name="mnemonic" type="int" value="115"/>
+            <Property name="text" type="java.lang.String" value="save"/>
+            <Property name="toolTipText" type="java.lang.String" value="save this file"/>
+          </Properties>
+        </MenuItem>
+        <MenuItem class="javax.swing.JMenuItem" name="miOpen_popup">
+          <Properties>
+            <Property name="mnemonic" type="int" value="111"/>
+            <Property name="text" type="java.lang.String" value="open"/>
+            <Property name="toolTipText" type="java.lang.String" value="open a file"/>
+          </Properties>
+        </MenuItem>
+      </SubComponents>
+    </Container>
+    <Container class="javax.swing.JDialog" name="FileDialog">
+
+      <Layout>
+        <DimensionLayout dim="0">
+          <Group type="103" groupAlignment="0" attributes="0">
+              <EmptySpace min="0" pref="400" max="32767" attributes="0"/>
+              <Group type="103" rootIndex="1" groupAlignment="0" attributes="0">
+                  <Group type="102" attributes="0">
+                      <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                      <Component id="FileDialogP1" min="-2" max="-2" attributes="0"/>
+                      <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                  </Group>
+              </Group>
+          </Group>
+        </DimensionLayout>
+        <DimensionLayout dim="1">
+          <Group type="103" groupAlignment="0" attributes="0">
+              <EmptySpace min="0" pref="300" max="32767" attributes="0"/>
+              <Group type="103" rootIndex="1" groupAlignment="0" attributes="0">
+                  <Group type="102" attributes="0">
+                      <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                      <Component id="FileDialogP1" min="-2" max="-2" attributes="0"/>
+                      <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                  </Group>
+              </Group>
+          </Group>
+        </DimensionLayout>
+      </Layout>
+      <SubComponents>
+        <Container class="javax.swing.JPanel" name="FileDialogP1">
+
+          <Layout>
+            <DimensionLayout dim="0">
+              <Group type="103" groupAlignment="0" attributes="0">
+                  <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                  <Group type="103" rootIndex="1" groupAlignment="0" attributes="0">
+                      <Group type="102" attributes="0">
+                          <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                          <Component id="FileChooser" min="-2" max="-2" attributes="0"/>
+                          <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                      </Group>
+                  </Group>
+              </Group>
+            </DimensionLayout>
+            <DimensionLayout dim="1">
+              <Group type="103" groupAlignment="0" attributes="0">
+                  <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                  <Group type="103" rootIndex="1" groupAlignment="0" attributes="0">
+                      <Group type="102" attributes="0">
+                          <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                          <Component id="FileChooser" min="-2" max="-2" attributes="0"/>
+                          <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                      </Group>
+                  </Group>
+              </Group>
+            </DimensionLayout>
+          </Layout>
+          <SubComponents>
+            <Component class="javax.swing.JFileChooser" name="FileChooser">
+            </Component>
+          </SubComponents>
+        </Container>
+      </SubComponents>
+    </Container>
+    <Menu class="javax.swing.JMenuBar" name="jMenuBar1">
+      <SubComponents>
+        <Menu class="javax.swing.JMenu" name="jmFile">
+          <Properties>
+            <Property name="mnemonic" type="int" value="70"/>
+            <Property name="text" type="java.lang.String" value="File"/>
+          </Properties>
+          <SubComponents>
+            <MenuItem class="javax.swing.JMenuItem" name="miSave">
+              <Properties>
+                <Property name="accelerator" type="javax.swing.KeyStroke" editor="org.netbeans.modules.form.editors.KeyStrokeEditor">
+                  <KeyStroke key="Ctrl+S"/>
+                </Property>
+                <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
+                  <Image iconType="3" name="/view/icons/Save24.gif"/>
+                </Property>
+                <Property name="mnemonic" type="int" value="115"/>
+                <Property name="text" type="java.lang.String" value="Save"/>
+                <Property name="toolTipText" type="java.lang.String" value="Save current file"/>
+              </Properties>
+            </MenuItem>
+            <Menu class="javax.swing.JMenu" name="jmOpenPU">
+              <Properties>
+                <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
+                  <Image iconType="3" name="/view/icons/Open24.gif"/>
+                </Property>
+                <Property name="mnemonic" type="int" value="79"/>
+                <Property name="text" type="java.lang.String" value="Open"/>
+              </Properties>
+              <SubComponents>
+                <MenuItem class="javax.swing.JMenuItem" name="miNewFile">
+                  <Properties>
+                    <Property name="accelerator" type="javax.swing.KeyStroke" editor="org.netbeans.modules.form.editors.KeyStrokeEditor">
+                      <KeyStroke key="Ctrl+N"/>
+                    </Property>
+                    <Property name="mnemonic" type="int" value="110"/>
+                    <Property name="text" type="java.lang.String" value="new"/>
+                    <Property name="toolTipText" type="java.lang.String" value="create a new file"/>
+                  </Properties>
+                </MenuItem>
+                <MenuItem class="javax.swing.JMenuItem" name="miOpen">
+                  <Properties>
+                    <Property name="accelerator" type="javax.swing.KeyStroke" editor="org.netbeans.modules.form.editors.KeyStrokeEditor">
+                      <KeyStroke key="Ctrl+O"/>
+                    </Property>
+                    <Property name="mnemonic" type="int" value="111"/>
+                    <Property name="text" type="java.lang.String" value="open"/>
+                    <Property name="toolTipText" type="java.lang.String" value="open a existing file"/>
+                  </Properties>
+                </MenuItem>
+              </SubComponents>
+            </Menu>
+          </SubComponents>
+        </Menu>
+        <Menu class="javax.swing.JMenu" name="jmEdit">
+          <Properties>
+            <Property name="mnemonic" type="int" value="69"/>
+            <Property name="text" type="java.lang.String" value="Edit"/>
+          </Properties>
+        </Menu>
+      </SubComponents>
+    </Menu>
+  </NonVisualComponents>
+  <Properties>
+    <Property name="defaultCloseOperation" type="int" value="3"/>
+    <Property name="title" type="java.lang.String" value="Adressverwalter"/>
+    <Property name="size" type="java.awt.Dimension" editor="org.netbeans.beaninfo.editors.DimensionEditor">
+      <Dimension value="[600, 600]"/>
+    </Property>
+  </Properties>
+  <SyntheticProperties>
+    <SyntheticProperty name="menuBar" type="java.lang.String" value="jMenuBar1"/>
+    <SyntheticProperty name="formSize" type="java.awt.Dimension" value="-84,-19,0,5,115,114,0,18,106,97,118,97,46,97,119,116,46,68,105,109,101,110,115,105,111,110,65,-114,-39,-41,-84,95,68,20,2,0,2,73,0,6,104,101,105,103,104,116,73,0,5,119,105,100,116,104,120,112,0,0,1,-87,0,0,2,52"/>
+    <SyntheticProperty name="formSizePolicy" type="int" value="0"/>
+    <SyntheticProperty name="generateSize" type="boolean" value="true"/>
+    <SyntheticProperty name="generateCenter" type="boolean" value="true"/>
+  </SyntheticProperties>
+  <AuxValues>
+    <AuxValue name="FormSettings_autoResourcing" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_autoSetComponentName" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_generateFQN" type="java.lang.Boolean" value="true"/>
+    <AuxValue name="FormSettings_generateMnemonicsCode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_i18nAutoMode" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_layoutCodeTarget" type="java.lang.Integer" value="1"/>
+    <AuxValue name="FormSettings_listenerGenerationStyle" type="java.lang.Integer" value="0"/>
+    <AuxValue name="FormSettings_variablesLocal" type="java.lang.Boolean" value="false"/>
+    <AuxValue name="FormSettings_variablesModifier" type="java.lang.Integer" value="2"/>
+  </AuxValues>
+
+  <Layout class="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout"/>
+  <SubComponents>
+    <Container class="javax.swing.JToolBar" name="jToolBar1">
+      <Properties>
+        <Property name="rollover" type="boolean" value="true"/>
+      </Properties>
+      <Constraints>
+        <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
+          <BorderConstraints direction="First"/>
+        </Constraint>
+      </Constraints>
+
+      <Layout class="org.netbeans.modules.form.compat2.layouts.DesignBoxLayout"/>
+      <SubComponents>
+        <Component class="javax.swing.JButton" name="btnOpen">
+          <Properties>
+            <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
+              <Image iconType="3" name="/view/icons/Open24.gif"/>
+            </Property>
+            <Property name="mnemonic" type="int" value="79"/>
+            <Property name="toolTipText" type="java.lang.String" value="Open a file"/>
+            <Property name="focusable" type="boolean" value="false"/>
+            <Property name="horizontalTextPosition" type="int" value="0"/>
+            <Property name="verticalTextPosition" type="int" value="3"/>
+          </Properties>
+        </Component>
+        <Component class="javax.swing.JButton" name="btnSave">
+          <Properties>
+            <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
+              <Image iconType="3" name="/view/icons/Save24.gif"/>
+            </Property>
+            <Property name="mnemonic" type="int" value="83"/>
+            <Property name="toolTipText" type="java.lang.String" value="Save this file"/>
+            <Property name="focusable" type="boolean" value="false"/>
+            <Property name="horizontalTextPosition" type="int" value="0"/>
+            <Property name="verticalTextPosition" type="int" value="3"/>
+          </Properties>
+        </Component>
+        <Component class="javax.swing.JButton" name="btnUndo">
+          <Properties>
+            <Property name="text" type="java.lang.String" value="undo"/>
+            <Property name="focusable" type="boolean" value="false"/>
+            <Property name="horizontalTextPosition" type="int" value="0"/>
+            <Property name="verticalTextPosition" type="int" value="3"/>
+          </Properties>
+        </Component>
+      </SubComponents>
+    </Container>
+    <Component class="javax.swing.JLabel" name="lblFilePath">
+      <Properties>
+        <Property name="text" type="java.lang.String" value="/"/>
+        <Property name="toolTipText" type="java.lang.String" value="File location"/>
+      </Properties>
+      <Constraints>
+        <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
+          <BorderConstraints direction="Last"/>
+        </Constraint>
+      </Constraints>
+    </Component>
+    <Component class="view.ContentTable" name="contentTable1">
+      <Properties>
+        <Property name="componentPopupMenu" type="javax.swing.JPopupMenu" editor="org.netbeans.modules.form.ComponentChooserEditor">
+          <ComponentRef name="jPopupMenu1"/>
+        </Property>
+      </Properties>
+      <Constraints>
+        <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
+          <BorderConstraints direction="Center"/>
+        </Constraint>
+      </Constraints>
+    </Component>
+  </SubComponents>
+</Form>

src/view/gui.java

@@ -0,0 +1,330 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package view;
+
+/**
+ *
+ * @author matthias
+ */
+public class gui extends javax.swing.JFrame {
+  /**
+   * @return the btnUndo
+   */
+  public javax.swing.JButton getBtnUndo()
+  {
+    return btnUndo;
+  }
+  /**
+   * @return the contentTable1
+   */
+  public view.ContentTable getContentTable1()
+  {
+    return contentTable1;
+  }
+  /**
+   * @return the FileChooser
+   */
+  public javax.swing.JFileChooser getFileChooser()
+  {
+    return FileChooser;
+  }
+  /**
+   * @return the lblFilePath
+   */
+  public javax.swing.JLabel getLblFilePath()
+  {
+    return lblFilePath;
+  }
+
+  /**
+   * @return the miNewFile
+   */
+  public javax.swing.JMenuItem getMiNewFile()
+  {
+    return miNewFile;
+  }
+
+  /**
+   * @return the miOpen
+   */
+  public javax.swing.JMenuItem getMiOpen()
+  {
+    return miOpen;
+  }
+
+  /**
+   * @return the miOpen_popup
+   */
+  public javax.swing.JMenuItem getMiOpen_popup()
+  {
+    return miOpen_popup;
+  }
+  /**
+   * @return the FileDialog
+   */
+  public javax.swing.JDialog getFileDialog()
+  {
+    return FileDialog;
+  }
+
+  /**
+   * @return the btnOpen
+   */
+  public javax.swing.JButton getBtnOpen()
+  {
+    return btnOpen;
+  }
+
+  /**
+   * @return the btnSave
+   */
+  public javax.swing.JButton getBtnSave()
+  {
+    return btnSave;
+  }
+
+  /**
+   * @return the miSave
+   */
+  public javax.swing.JMenuItem getMiSave()
+  {
+    return miSave;
+  }
+
+  /**
+   * @return the miSave_popup
+   */
+  public javax.swing.JMenuItem getMiSave_popup()
+  {
+    return miSave_popup;
+  }
+
+    /**
+     * Creates new form NewJFrame
+     */
+    public gui() {
+        initComponents();
+    }
+
+    /**
+     * 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()
+  {
+
+    jPopupMenu1 = new javax.swing.JPopupMenu();
+    miSave_popup = new javax.swing.JMenuItem();
+    miOpen_popup = new javax.swing.JMenuItem();
+    FileDialog = new javax.swing.JDialog();
+    FileDialogP1 = new javax.swing.JPanel();
+    FileChooser = new javax.swing.JFileChooser();
+    jToolBar1 = new javax.swing.JToolBar();
+    btnOpen = new javax.swing.JButton();
+    btnSave = new javax.swing.JButton();
+    btnUndo = new javax.swing.JButton();
+    lblFilePath = new javax.swing.JLabel();
+    contentTable1 = new view.ContentTable();
+    jMenuBar1 = new javax.swing.JMenuBar();
+    jmFile = new javax.swing.JMenu();
+    miSave = new javax.swing.JMenuItem();
+    jmOpenPU = new javax.swing.JMenu();
+    miNewFile = new javax.swing.JMenuItem();
+    miOpen = new javax.swing.JMenuItem();
+    jmEdit = new javax.swing.JMenu();
+
+    jPopupMenu1.setComponentPopupMenu(jPopupMenu1);
+
+    miSave_popup.setMnemonic('s');
+    miSave_popup.setText("save");
+    miSave_popup.setToolTipText("save this file");
+    jPopupMenu1.add(miSave_popup);
+
+    miOpen_popup.setMnemonic('o');
+    miOpen_popup.setText("open");
+    miOpen_popup.setToolTipText("open a file");
+    jPopupMenu1.add(miOpen_popup);
+
+    javax.swing.GroupLayout FileDialogP1Layout = new javax.swing.GroupLayout(FileDialogP1);
+    FileDialogP1.setLayout(FileDialogP1Layout);
+    FileDialogP1Layout.setHorizontalGroup(
+      FileDialogP1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+      .addGap(0, 0, Short.MAX_VALUE)
+      .addGroup(FileDialogP1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+        .addGroup(FileDialogP1Layout.createSequentialGroup()
+          .addGap(0, 0, Short.MAX_VALUE)
+          .addComponent(FileChooser, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
+          .addGap(0, 0, Short.MAX_VALUE)))
+    );
+    FileDialogP1Layout.setVerticalGroup(
+      FileDialogP1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+      .addGap(0, 0, Short.MAX_VALUE)
+      .addGroup(FileDialogP1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+        .addGroup(FileDialogP1Layout.createSequentialGroup()
+          .addGap(0, 0, Short.MAX_VALUE)
+          .addComponent(FileChooser, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
+          .addGap(0, 0, Short.MAX_VALUE)))
+    );
+
+    javax.swing.GroupLayout FileDialogLayout = new javax.swing.GroupLayout(FileDialog.getContentPane());
+    FileDialog.getContentPane().setLayout(FileDialogLayout);
+    FileDialogLayout.setHorizontalGroup(
+      FileDialogLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+      .addGap(0, 400, Short.MAX_VALUE)
+      .addGroup(FileDialogLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+        .addGroup(FileDialogLayout.createSequentialGroup()
+          .addGap(0, 0, Short.MAX_VALUE)
+          .addComponent(FileDialogP1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
+          .addGap(0, 0, Short.MAX_VALUE)))
+    );
+    FileDialogLayout.setVerticalGroup(
+      FileDialogLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+      .addGap(0, 300, Short.MAX_VALUE)
+      .addGroup(FileDialogLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+        .addGroup(FileDialogLayout.createSequentialGroup()
+          .addGap(0, 0, Short.MAX_VALUE)
+          .addComponent(FileDialogP1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
+          .addGap(0, 0, Short.MAX_VALUE)))
+    );
+
+    setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
+    setTitle("Adressverwalter");
+    setSize(new java.awt.Dimension(600, 600));
+
+    jToolBar1.setRollover(true);
+
+    btnOpen.setIcon(new javax.swing.ImageIcon(getClass().getResource("/view/icons/Open24.gif"))); // NOI18N
+    btnOpen.setMnemonic('O');
+    btnOpen.setToolTipText("Open a file");
+    btnOpen.setFocusable(false);
+    btnOpen.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
+    btnOpen.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
+    jToolBar1.add(btnOpen);
+
+    btnSave.setIcon(new javax.swing.ImageIcon(getClass().getResource("/view/icons/Save24.gif"))); // NOI18N
+    btnSave.setMnemonic('S');
+    btnSave.setToolTipText("Save this file");
+    btnSave.setFocusable(false);
+    btnSave.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
+    btnSave.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
+    jToolBar1.add(btnSave);
+
+    btnUndo.setText("undo");
+    btnUndo.setFocusable(false);
+    btnUndo.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
+    btnUndo.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
+    jToolBar1.add(btnUndo);
+
+    getContentPane().add(jToolBar1, java.awt.BorderLayout.PAGE_START);
+
+    lblFilePath.setText("/");
+    lblFilePath.setToolTipText("File location");
+    getContentPane().add(lblFilePath, java.awt.BorderLayout.PAGE_END);
+
+    contentTable1.setComponentPopupMenu(jPopupMenu1);
+    getContentPane().add(contentTable1, java.awt.BorderLayout.CENTER);
+
+    jmFile.setMnemonic('F');
+    jmFile.setText("File");
+
+    miSave.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_S, java.awt.event.InputEvent.CTRL_MASK));
+    miSave.setIcon(new javax.swing.ImageIcon(getClass().getResource("/view/icons/Save24.gif"))); // NOI18N
+    miSave.setMnemonic('s');
+    miSave.setText("Save");
+    miSave.setToolTipText("Save current file");
+    jmFile.add(miSave);
+
+    jmOpenPU.setIcon(new javax.swing.ImageIcon(getClass().getResource("/view/icons/Open24.gif"))); // NOI18N
+    jmOpenPU.setMnemonic('O');
+    jmOpenPU.setText("Open");
+
+    miNewFile.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_N, java.awt.event.InputEvent.CTRL_MASK));
+    miNewFile.setMnemonic('n');
+    miNewFile.setText("new");
+    miNewFile.setToolTipText("create a new file");
+    jmOpenPU.add(miNewFile);
+
+    miOpen.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_O, java.awt.event.InputEvent.CTRL_MASK));
+    miOpen.setMnemonic('o');
+    miOpen.setText("open");
+    miOpen.setToolTipText("open a existing file");
+    jmOpenPU.add(miOpen);
+
+    jmFile.add(jmOpenPU);
+
+    jMenuBar1.add(jmFile);
+
+    jmEdit.setMnemonic('E');
+    jmEdit.setText("Edit");
+    jMenuBar1.add(jmEdit);
+
+    setJMenuBar(jMenuBar1);
+
+    setSize(new java.awt.Dimension(564, 425));
+    setLocationRelativeTo(null);
+  }// </editor-fold>//GEN-END:initComponents
+
+    /**
+     * @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(gui.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
+        } catch (InstantiationException ex) {
+            java.util.logging.Logger.getLogger(gui.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
+        } catch (IllegalAccessException ex) {
+            java.util.logging.Logger.getLogger(gui.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
+        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
+            java.util.logging.Logger.getLogger(gui.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
+        }
+        //</editor-fold>
+        //</editor-fold>
+
+        /* Create and display the form */
+        java.awt.EventQueue.invokeLater(new Runnable() {
+            public void run() {
+                new gui().setVisible(true);
+            }
+        });
+    }
+
+  // Variables declaration - do not modify//GEN-BEGIN:variables
+  private javax.swing.JFileChooser FileChooser;
+  private javax.swing.JDialog FileDialog;
+  private javax.swing.JPanel FileDialogP1;
+  private javax.swing.JButton btnOpen;
+  private javax.swing.JButton btnSave;
+  private javax.swing.JButton btnUndo;
+  private view.ContentTable contentTable1;
+  private javax.swing.JMenuBar jMenuBar1;
+  private javax.swing.JPopupMenu jPopupMenu1;
+  private javax.swing.JToolBar jToolBar1;
+  private javax.swing.JMenu jmEdit;
+  private javax.swing.JMenu jmFile;
+  private javax.swing.JMenu jmOpenPU;
+  private javax.swing.JLabel lblFilePath;
+  private javax.swing.JMenuItem miNewFile;
+  private javax.swing.JMenuItem miOpen;
+  private javax.swing.JMenuItem miOpen_popup;
+  private javax.swing.JMenuItem miSave;
+  private javax.swing.JMenuItem miSave_popup;
+  // End of variables declaration//GEN-END:variables
+}