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src/mvcgrafik/Start.java

@@ -7,7 +7,6 @@ package mvcgrafik;
 
 import javax.swing.JOptionPane;
 import javax.swing.UIManager;
-import mvcgrafik.controller.CommandController;
 import mvcgrafik.controller.GrafikController;
 import mvcgrafik.model.GrafikModel;
 import mvcgrafik.view.GrafikFrame;
@@ -26,10 +25,7 @@ public class Start
     GrafikView view = frm.getgZeichenflaeche();
     view.setModel(model);
     GrafikController controller = new GrafikController(view, model);
-    CommandController controller_commands = new CommandController(frm, model);
     controller.registerEvents();
-    controller_commands.registerEvents();
-    controller_commands.registerCommands();
     frm.setVisible(true);
   }
 

src/mvcgrafik/controller/CommandController.java

@@ -1,58 +0,0 @@
-/*
- * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
- * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
- */
-
-package mvcgrafik.controller;
-
-import java.awt.Component;
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
-import mvcgrafik.controller.commands.CommandInvoker;
-import mvcgrafik.controller.commands.OpenCommand;
-import mvcgrafik.controller.commands.SaveCommand;
-import mvcgrafik.model.GrafikModel;
-import mvcgrafik.view.GrafikFrame;
-
-/**
- *
- * @author ahren
- */
-public class CommandController implements ActionListener
-{
-  private GrafikFrame view;
-  private GrafikModel model;
-  private CommandInvoker invoker;
-    
-  public CommandController(GrafikFrame view, GrafikModel model)
-  {
-    this.view = view;
-    this.model = model;
-    this.invoker = new CommandInvoker();
-  }
-
-  public void registerEvents()
-  {
-    view.getBtnFileOpen().addActionListener(this);
-    view.getBtnFileSave().addActionListener(this);
-  }
-  
-  public void registerCommands()
-  {
-    invoker.addCommand(view.getBtnFileOpen(), new OpenCommand(view, model));
-    invoker.addCommand(view.getBtnFileSave(), new SaveCommand(view,model));  
-  }
-  
-    /**
-     * Ausführen des jeweiligen Kommandos
-     * @param e Referenz auf das Event
-     */
-    @Override
-    public void actionPerformed(ActionEvent e) {
-        Component key = (Component)e.getSource();
-        invoker.executeCommand(key);
-        if(key == view.getBtnFileOpen()){
-          invoker.deleteStack();
-        }
-    }
-}

src/mvcgrafik/controller/commands/CommandInterface.java

@@ -1,17 +0,0 @@
-/*
- * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
- * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Interface.java to edit this template
- */
-package mvcgrafik.controller.commands;
-
-/**
- *
- * @author ahren
- */
-public interface CommandInterface
-{
-  public void execute();
-  public void undo();
-  public void redo();
-  public boolean isUndoable();
-}

src/mvcgrafik/controller/commands/CommandInvoker.java

@@ -1,73 +0,0 @@
-/*
- * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
- * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
- */
-
-package mvcgrafik.controller.commands;
-
-import java.awt.Component;
-import java.util.HashMap;
-import java.util.Stack;
-
-/**
- * Dient zur Realisierung des Polymorphismus
- * für das COmmand-Design-Pattern
- * Die Commands werden in einer HashMap gespeichert
- * @author ahren
- * @see CommandInterface
- */
-public class CommandInvoker {
-    
-    private HashMap<Component, CommandInterface> commands;
-    private Stack <CommandInterface> undoStack;
-    
-    public CommandInvoker(){
-        commands = new HashMap<>();
-        undoStack = new Stack();  
-    }
-    
-    /**
-    * Fügt ein Kommando zur Kommando-"Datenbank" = HashMap hinzu
-    * @param key Quelle des Events
-    * @param value Referenz auf das zugehörige Kommando-Objekt
-    */
-    public void addCommand(Component key, CommandInterface value){
-        commands.put(key, value);
-    }
-    
-    /**
-    * Führt Kommando der Eventquelle "key" aus und legt die Referenz
-    * des Kommando in den Undo-Stack
-    * @param key Referenz auf die Eventquelle
-    */
-    public void executeCommand(Component key){
-      CommandInterface command = commands.get(key);
-      command.execute();
-      if (command.isUndoable())
-      {
-        undoStack.push(command);
-      }
-    }
-    /**
-    * Falls der Stack Elemente enthält, wird das oberste Element geholt
-    * und die Methode "undo" des Commands aufgerufen
-    */
-    public void undoCommand()
-    {
-      if (!undoStack.isEmpty())
-      {
-        undoStack.pop().undo();
-      }
-    }
-
-    /**
-     * Löscht bei Öffnen einer neuen Datei den Stack
-     */
-    public void deleteStack()
-    {
-      while(!undoStack.isEmpty())
-        undoStack.pop();
-    }
-    
-}
-

src/mvcgrafik/controller/commands/OpenCommand.java

@@ -1,78 +0,0 @@
-/*
- * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
- * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
- */
-
-package mvcgrafik.controller.commands;
-
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-import javax.swing.JFileChooser;
-import mvcgrafik.model.GrafikModel;
-import mvcgrafik.view.GrafikFrame;
-
-
-/**
- *
- * @author ahren
- */
-public class OpenCommand implements CommandInterface
-{
-  private GrafikFrame view;
-  private GrafikModel model;
-  
-  public OpenCommand(GrafikFrame view, GrafikModel model)
-  {
-    this.view = view;
-    this.model = model;
-  }
-
-  @Override
-  public void execute() {
-    JFileChooser fc = view.getFcFileChooser();
-    String lastDirectory = model.getPref();
-    if (lastDirectory != null) {
-        fc.setCurrentDirectory(new File(lastDirectory));
-    }
-    int choice = fc.showOpenDialog(view);
-    if (choice == JFileChooser.APPROVE_OPTION)
-    {
-      File selectedFile = fc.getSelectedFile();
-      String filename = selectedFile.getAbsolutePath();
-      model.putPref("lastDirectory", selectedFile.getParent());
-
-      try
-      {
-        model.lesePunkte(filename);
-      }
-      catch (FileNotFoundException ex)
-      {
-        Logger.getLogger(OpenCommand.class.getName()).log(Level.SEVERE, null, ex);
-      }
-      catch (ClassNotFoundException | IOException ex)
-      {
-        Logger.getLogger(OpenCommand.class.getName()).log(Level.SEVERE, null, ex);
-      }
-      view.getgZeichenflaeche().repaint();
-    }
-  }
-
-  @Override
-  public void undo() {
-      throw new UnsupportedOperationException("Not undoable."); // Generated from nbfs://nbhost/SystemFileSystem/Templates/Classes/Code/GeneratedMethodBody
-  }
-
-  @Override
-  public void redo() {
-      throw new UnsupportedOperationException("Not redoable."); // Generated from nbfs://nbhost/SystemFileSystem/Templates/Classes/Code/GeneratedMethodBody
-  }
-
-  @Override
-  public boolean isUndoable()
-  {
-    return false;
-  }
-}

src/mvcgrafik/controller/commands/SaveCommand.java

@@ -1,80 +0,0 @@
-/*
- * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
- * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
- */
-
-package mvcgrafik.controller.commands;
-
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-import javax.swing.JFileChooser;
-import mvcgrafik.model.GrafikModel;
-import mvcgrafik.view.GrafikFrame;
-
-/**
- *
- * @author ahren
- */
-public class SaveCommand implements CommandInterface
-{
-   private GrafikFrame view;
-    private GrafikModel model;
-    
-    public SaveCommand(GrafikFrame view, GrafikModel model){
-        this.view = view;
-        this.model = model;
-    }
-    
-  /**
-   * Aufrufen des File Choosers in zuletzt verwendeten Ordner, versuchen die 
-   * Tabellendatei zu speichern
-   */
-    @Override
-    public void execute() {
-      JFileChooser fc = view.getFcFileChooser();
-      String lastDirectory = model.getPref();
-      if (lastDirectory != null) {
-          fc.setCurrentDirectory(new File(lastDirectory));
-      }
-      int choice = fc.showSaveDialog(view);
-      if (choice == JFileChooser.APPROVE_OPTION)
-      {
-        File selectedFile = fc.getSelectedFile();
-        String filename = selectedFile.getAbsolutePath();
-        model.putPref("lastDirectory", selectedFile.getParent());
-        
-        try
-        {
-          model.speicherePunkte(filename);
-        }
-        catch (FileNotFoundException ex)
-        {
-          Logger.getLogger(SaveCommand.class.getName()).log(Level.SEVERE, null, ex);
-        }
-        catch (IOException ex)
-        {
-          Logger.getLogger(SaveCommand.class.getName()).log(Level.SEVERE, null, ex);
-        }
-      }
-    }
-    
-
-    @Override
-    public void undo() {
-        throw new UnsupportedOperationException("Not undoable."); // Generated from nbfs://nbhost/SystemFileSystem/Templates/Classes/Code/GeneratedMethodBody
-    }
-
-    @Override
-    public void redo() {
-        throw new UnsupportedOperationException("Not redoable."); // Generated from nbfs://nbhost/SystemFileSystem/Templates/Classes/Code/GeneratedMethodBody
-    }
-
-    @Override
-    public boolean isUndoable() {
-        return false;
-    }
-    
-}

src/mvcgrafik/model/GrafikModel.java

@@ -17,7 +17,6 @@ import java.io.ObjectOutputStream;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
-import java.util.prefs.Preferences;
 
 /**
  *
@@ -27,7 +26,6 @@ public class GrafikModel
 {
   private ArrayList<Point> punkte;
   private ArrayList<ArrayList> figuren;
-    private Preferences pref;
   
   public GrafikModel()
   {
@@ -64,7 +62,7 @@ public class GrafikModel
     BufferedOutputStream bos = new BufferedOutputStream(fos);
     //Serialisierung
     ObjectOutputStream oos = new ObjectOutputStream(bos);
-    oos.writeObject(figuren);
+    oos.writeObject(punkte);
     oos.flush(); // Puffer
     oos.close();
   }
@@ -85,7 +83,7 @@ public class GrafikModel
     //eleganter
     if (daten instanceof ArrayList liste)
     {
-      figuren = liste;
+      punkte = liste;
     }
     
   }  
@@ -95,25 +93,6 @@ public class GrafikModel
         punkte.clear();
     }
   
-    /**
-   * Bestimmt die Adresse des zuletzt besuchten Ordners
-   * @return letzter Ordner
-   */
-  public String getPref()
-  {
-        pref = Preferences.userNodeForPackage(getClass());
-        return pref.get("lastDirectory", null);
-  }
-
-  /**
-   * Setzt die Preferenz zu dem zuletzt besuchten Ordner
-   * @param lastDirectory Bezeichner "lastDirectory"
-   * @param lastAdress Adresse des zuletzt besuchten Ordners
-   */
-  public void putPref(String lastDirectory, String lastAdress)
-  {
-    pref.put(lastDirectory, lastAdress);
-  }
   
   
 }

src/mvcgrafik/view/GrafikFrame.form

@@ -2,13 +2,50 @@
 
 <Form version="1.3" maxVersion="1.9" type="org.netbeans.modules.form.forminfo.JFrameFormInfo">
   <NonVisualComponents>
-    <Component class="javax.swing.JFileChooser" name="FcFileChooser">
-    </Component>
+    <Menu class="javax.swing.JMenuBar" name="jMenuBar1">
+      <SubComponents>
+        <Menu class="javax.swing.JMenu" name="jMenu1">
+          <Properties>
+            <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="text" type="java.lang.String" value="Speichern"/>
+              </Properties>
+              <Events>
+                <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="miSaveActionPerformed"/>
+              </Events>
+            </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="text" type="java.lang.String" value="&#xd6;ffnen"/>
+              </Properties>
+              <Events>
+                <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="miOpenActionPerformed"/>
+              </Events>
+            </MenuItem>
+          </SubComponents>
+        </Menu>
+        <Menu class="javax.swing.JMenu" name="jMenu2">
+          <Properties>
+            <Property name="text" type="java.lang.String" value="Edit"/>
+          </Properties>
+        </Menu>
+      </SubComponents>
+    </Menu>
   </NonVisualComponents>
   <Properties>
     <Property name="defaultCloseOperation" type="int" value="3"/>
   </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,-100,0,0,2,28"/>
     <SyntheticProperty name="formSizePolicy" type="int" value="0"/>
     <SyntheticProperty name="generateSize" type="boolean" value="true"/>
@@ -35,44 +72,7 @@
         </Constraint>
       </Constraints>
 
-      <Layout class="org.netbeans.modules.form.compat2.layouts.DesignAbsoluteLayout">
-        <Property name="useNullLayout" type="boolean" value="true"/>
-      </Layout>
-    </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="First"/>
-        </Constraint>
-      </Constraints>
-
-      <Layout class="org.netbeans.modules.form.compat2.layouts.DesignBoxLayout"/>
-      <SubComponents>
-        <Component class="javax.swing.JButton" name="btnFileOpen">
-          <Properties>
-            <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
-              <Image iconType="3" name="/mvcgrafik/view/Open24.gif"/>
-            </Property>
-            <Property name="toolTipText" type="java.lang.String" value="Open 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="btnFileSave">
-          <Properties>
-            <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
-              <Image iconType="3" name="/mvcgrafik/view/Save24.gif"/>
-            </Property>
-            <Property name="toolTipText" type="java.lang.String" value="Safe File"/>
-            <Property name="horizontalTextPosition" type="int" value="0"/>
-            <Property name="verticalTextPosition" type="int" value="3"/>
-          </Properties>
-        </Component>
-      </SubComponents>
+      <Layout class="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout"/>
     </Container>
   </SubComponents>
 </Form>

src/mvcgrafik/view/GrafikFrame.java

@@ -10,30 +10,6 @@ package mvcgrafik.view;
  */
 public class GrafikFrame extends javax.swing.JFrame
 {
-
-  /**
-   * @return the FcFileChooser
-   */
-  public javax.swing.JFileChooser getFcFileChooser()
-  {
-    return FcFileChooser;
-  }
-
-  /**
-   * @return the btnFileOpen
-   */
-  public javax.swing.JButton getBtnFileOpen()
-  {
-    return btnFileOpen;
-  }
-
-  /**
-   * @return the btnFileSave
-   */
-  public javax.swing.JButton getBtnFileSave()
-  {
-    return btnFileSave;
-  }
   /**
    * @return the gZeichenflaeche
    */
@@ -56,39 +32,59 @@ public class GrafikFrame extends javax.swing.JFrame
    * regenerated by the Form Editor.
    */
   @SuppressWarnings("unchecked")
-  // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
-  private void initComponents()
-  {
+    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
+    private void initComponents() {
 
-    FcFileChooser = new javax.swing.JFileChooser();
-    gZeichenflaeche = new mvcgrafik.view.GrafikView();
-    jToolBar1 = new javax.swing.JToolBar();
-    btnFileOpen = new javax.swing.JButton();
-    btnFileSave = new javax.swing.JButton();
+        gZeichenflaeche = new mvcgrafik.view.GrafikView();
+        jMenuBar1 = new javax.swing.JMenuBar();
+        jMenu1 = new javax.swing.JMenu();
+        miSave = new javax.swing.JMenuItem();
+        miOpen = new javax.swing.JMenuItem();
+        jMenu2 = new javax.swing.JMenu();
 
-    setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
-    getContentPane().add(gZeichenflaeche, java.awt.BorderLayout.CENTER);
+        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
 
-    jToolBar1.setRollover(true);
+        gZeichenflaeche.setLayout(new java.awt.BorderLayout());
+        getContentPane().add(gZeichenflaeche, java.awt.BorderLayout.CENTER);
 
-    btnFileOpen.setIcon(new javax.swing.ImageIcon(getClass().getResource("/mvcgrafik/view/Open24.gif"))); // NOI18N
-    btnFileOpen.setToolTipText("Open File");
-    btnFileOpen.setFocusable(false);
-    btnFileOpen.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
-    btnFileOpen.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
-    jToolBar1.add(btnFileOpen);
+        jMenu1.setText("File");
 
-    btnFileSave.setIcon(new javax.swing.ImageIcon(getClass().getResource("/mvcgrafik/view/Save24.gif"))); // NOI18N
-    btnFileSave.setToolTipText("Safe File");
-    btnFileSave.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
-    btnFileSave.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
-    jToolBar1.add(btnFileSave);
+        miSave.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_S, java.awt.event.InputEvent.CTRL_DOWN_MASK));
+        miSave.setText("Speichern");
+        miSave.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                miSaveActionPerformed(evt);
+            }
+        });
+        jMenu1.add(miSave);
 
-    getContentPane().add(jToolBar1, java.awt.BorderLayout.PAGE_START);
+        miOpen.setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_O, java.awt.event.InputEvent.CTRL_DOWN_MASK));
+        miOpen.setText("Öffnen");
+        miOpen.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                miOpenActionPerformed(evt);
+            }
+        });
+        jMenu1.add(miOpen);
 
-    setSize(new java.awt.Dimension(540, 412));
-    setLocationRelativeTo(null);
-  }// </editor-fold>//GEN-END:initComponents
+        jMenuBar1.add(jMenu1);
+
+        jMenu2.setText("Edit");
+        jMenuBar1.add(jMenu2);
+
+        setJMenuBar(jMenuBar1);
+
+        setSize(new java.awt.Dimension(540, 412));
+        setLocationRelativeTo(null);
+    }// </editor-fold>//GEN-END:initComponents
+
+    private void miSaveActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_miSaveActionPerformed
+        // TODO add your handling code here:
+    }//GEN-LAST:event_miSaveActionPerformed
+
+    private void miOpenActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_miOpenActionPerformed
+        // TODO add your handling code here:
+    }//GEN-LAST:event_miOpenActionPerformed
 
   /**
    * @param args the command line arguments
@@ -139,11 +135,26 @@ public class GrafikFrame extends javax.swing.JFrame
     });
   }
 
-  // Variables declaration - do not modify//GEN-BEGIN:variables
-  private javax.swing.JFileChooser FcFileChooser;
-  private javax.swing.JButton btnFileOpen;
-  private javax.swing.JButton btnFileSave;
-  private mvcgrafik.view.GrafikView gZeichenflaeche;
-  private javax.swing.JToolBar jToolBar1;
-  // End of variables declaration//GEN-END:variables
+    // Variables declaration - do not modify//GEN-BEGIN:variables
+    private mvcgrafik.view.GrafikView gZeichenflaeche;
+    private javax.swing.JMenu jMenu1;
+    private javax.swing.JMenu jMenu2;
+    private javax.swing.JMenuBar jMenuBar1;
+    private javax.swing.JMenuItem miOpen;
+    private javax.swing.JMenuItem miSave;
+    // End of variables declaration//GEN-END:variables
+
+    /**
+     * @return the miOpen
+     */
+    public javax.swing.JMenuItem getMiOpen() {
+        return miOpen;
+    }
+
+    /**
+     * @return the miSave
+     */
+    public javax.swing.JMenuItem getMiSave() {
+        return miSave;
+    }
 }

src/mvcgrafik/view/GrafikView.java

@@ -96,7 +96,6 @@ public class GrafikView extends JComponent implements Printable
     }
   }
   
-  
   public void doPrint()
   {
     HashPrintRequestAttributeSet printSet =