System.out.println("File picked: [" + fileChosen + "]");
         //Check if the selected document can be loaded into control
         //Update the textfiled with the file name.
         pathField.setText(fileChosen);
         //Validate and load map document
         if(pageLayoutBean.checkMxFile(fileChosen)) {
            pageLayoutBean.setMousePointer(esriControlsMousePointer.esriPointerHourglass);
            mapBean.setMousePointer(esriControlsMousePointer.esriPointerHourglass);
            //Reset controls
            mapBean.getActiveView().clear();
            mapBean.getActiveView().getGraphicsContainer().deleteAllElements();
            mapBean.refresh(esriViewDrawPhase.esriViewForeground, null, null);
            focusMapCombo.removeAllItems();
            //Load map document
            pageLayoutBean.loadMxFile(fileChosen, null);
            //Set mouse pointers
            pageLayoutBean.setMousePointer(esriControlsMousePointer.esriPointerDefault);
            mapBean.setMousePointer(esriControlsMousePointer.esriPointerDefault);
         }else
            JOptionPane.showMessageDialog(this, fileChosen + " is not a valid ArcMap Document");
         loaded = true;
        }else {
           loaded = false;
        }
     return loaded;
  }

  /**
   * Method which overwrites map controls map object with the pagelayout's focus map
   */
  public void copyAndOverwriteMap() {
   try {
      //Get IObjectCopy interface
      ObjectCopy objectCopy = new ObjectCopy();
      //Get the map to copy
      Object toCopyMap = pageLayoutBean.getActiveView().getFocusMap();
      //Get the map to be overwritten
      Object toOverwriteMap [] = { mapBean.getMap() };
      //Overwrite the MapBean's map
      objectCopy.overwrite(objectCopy.copy(toCopyMap), toOverwriteMap);
      //Update map control's extent
      setMapExtent();
   }catch (IOException ex) {
      System.out.println("Exception in copyAndOverwriteMap : " + ex);
         ex.printStackTrace();
   }
  }

  /**
   * Method which sets the Extent of the pageLayoutBean's FocusMap equal to that of the MapBean using the
   * IDisplayTransformation interface
   */
  public void setMapExtent() {
   try {
      //Get active map
      Map map = new Map(pageLayoutBean.getActiveView().getFocusMap());
      //Set the control's extent
      mapBean.setExtent(map.getExtent());
      //Refresh the display
      mapBean.refresh(esriViewDrawPhase.esriViewBackground, null, null);
   }catch (IOException ex) {
      System.out.println("Exception in setMapExtent : " + ex);
      ex.printStackTrace();
   }
 }

 /**
  * Method which populates the combobox with the list of maps in the pagelayout control.
  * it also sets the selected item in the combo box to that of the pagelayouts focus map.
  */
 public void listMaps() {
   try {
      //Get IGraphicsContainer interface
      IGraphicsContainer graphicsContainer;
      graphicsContainer = pageLayoutBean.getGraphicsContainer();
      graphicsContainer.reset();
      //Query Interface for IElement interface
      IElement element = graphicsContainer.next();
      //Loop through the elements
      while (element != null) {
         //Create a MapFrame class using element.
         MapFrame mapFrame;
         String mapName;
         try {
             mapFrame = new MapFrame(element);
             //Get the name of the Map in the MapFrame
             mapName = mapFrame.getMap().getName();
         }catch(Exception NotAnInstanceOfMapFrame) {
            element = graphicsContainer.next();
            continue;
         }
         //Get IElementProperties interface . Set the name of the MapFrame to the Map's name
         IElementProperties elementProperties = new IElementPropertiesProxy(element);
         elementProperties.setName(mapName);
         //Add the map name to the ComboBox
         focusMapCombo.addItem(mapName);
         //If the Map is the FocusMap select the MapName in the ComboBox
         if(mapName.equals(pageLayoutBean.getActiveView().getFocusMap().getName()))
            focusMapCombo.setSelectedItem(mapName);
         element = graphicsContainer.next();
      }
   }catch (IOException ex) {
      System.out.println("Exception in listMaps : " + ex);
      ex.printStackTrace();
   }
 }

  /**
   * Description: Class which extends pagelayout control event class IPageLayoutControlEvents2Adapter
   * @see com.esri.arcgis.beans.pagelayout.IPageLayoutControlEventsAdapter
   * */
  class PageLayoutControlListener extends IPageLayoutControlEventsAdapter {

    /**@see com.esri.arcgis.beans.pagelayout.onAfterScreenDraw(IPageLayoutControlEventsOnAfterScreenDrawEvent theEvent)
     * @param theEvent
     */
    public void onAfterScreenDraw(IPageLayoutControlEventsOnAfterScreenDrawEvent theEvent)   {
       try {
          //Set mouse pointer
          pageLayoutBean.setMousePointer(esriControlsMousePointer.esriPointerDefault);
          mapBean.setMousePointer(esriControlsMousePointer.esriPointerDefault);

         if(!replacedPageLayout) return;
         copyAndOverwriteMap();
         replacedPageLayout = false;
      }
       catch (Exception ex) {
          System.out.println("Exception in PageLayoutControlListener#onAfterScreenDraw : " + ex);
          ex.printStackTrace();

       }
    }

    /**
    * @see com.esri.arcgis.beans.onBeforeScreenDraw(IPageLayoutControlEventsOnBeforeScreenDrawEvent theEvent) {
    * @param theEvent
    */
   public void onBeforeScreenDraw(IPageLayoutControlEventsOnBeforeScreenDrawEvent theEvent) {
      try {
         //Set mouse pointer
         pageLayoutBean.setMousePointer(esriControlsMousePointer.esriPointerHourglass);
      }catch (Exception ex) {
         System.out.println("Exception in PageLayoutControlListener#onBeforeScreenDraw : " + ex);
         ex.printStackTrace();
      }
   }

     /**
      * @see com.esri.arcgis.beans.pagelayout.onPageLayoutReplaced(IPageLayoutControlEventsOnPageLayoutReplacedEvent theEvent) {
      * @param theEvent
      */

     public void onPageLayoutReplaced(IPageLayoutControlEventsOnPageLayoutReplacedEvent theEvent) {
        try {
            replacedPageLayout = true;
            listMaps();
        }catch (Exception ex) {
           System.out.println("Exception in PageLayoutControlListener#onPageLayoutReplaced : " + ex);
           ex.printStackTrace();
        }
     }

     /**
       * @see com.esri.arcgis.beans.pagelayout.onMouseDown(IPageLayoutControlEventsOnMouseDownEvent theEvent)
       * @param theEvent
       */
      public void onMouseDown(IPageLayoutControlEventsOnMouseDownEvent theEvent) {
         try {
          //Zoom in
          if(theEvent.getButton() == 1) {
             pageLayoutBean.setExtent(pageLayoutBean.trackRectangle());
          }else if( theEvent.getButton() == 2)
             pageLayoutBean.pan();
         } catch(Exception ex) {
            System.out.println("Exception in PageLayoutControlListener#onMouseDown : " + ex);
            ex.printStackTrace();
         }
      }

     /**
      * @see com.esri.arcgis.beans.pagelayout.onFocusMapChanged(IPageLayoutControlEventsOnFocusMapChangedEvent theEvent) {
      * @param theEvent
      */
     public void onFocusMapChanged(IPageLayoutControlEventsOnFocusMapChangedEvent theEvent)     {
        try {
           copyAndOverwriteMap();
        }catch (Exception ex) {
           System.out.println(
               "Exception in PageLayoutControlListener#onFocusMapChanged : " +
               ex);
           ex.printStackTrace();
        }
     }
  } //End of PageLayoutListener class

  /**
   * Description: Class which extends map control event class IMapControlEvents2Adapter
   * @see com.esri.arcgis.beans.map.IMapControlEvents2Adapter
   * */

  class MapControlListener extends IMapControlEvents2Adapter {
    /**
      * @see com.esri.arcgis.beans.map.IMapControlEvents2Adapter#onMouseDown(IMapControlEvents2OnMouseDownEvent theEvent)
      * @param theEvent
      */
    public void onMouseDown(IMapControlEvents2OnMouseDownEvent theEvent) {
       try {
         updateFocusMap = true;
          //If left mouse button
         if(theEvent.getButton() == 1) {
            //If user dragged a rectangle
            mapBean.setExtent(mapBean.trackRectangle());
         }else if(theEvent.getButton() == 2)
            mapBean.pan();
       }catch(Exception ex) {
          System.out.println("Exception in MapControlListener#onMouseDown : " + ex);
          ex.printStackTrace();
       }
    }

    /**
     * @see com.esri.arcgis.beans.map.IMapControlEvents2Adapter#onAfterScreenDraw(IMapControlEvents2OnAfterScreenDrawEvent theEvent)
     * @param theEvent
     */
    public void onAfterScreenDraw(IMapControlEvents2OnAfterScreenDrawEvent theEvent) {
       try {
          //Set mouse pointers
         pageLayoutBean.setMousePointer(esriControlsMousePointer.esriPointerDefault);
         mapBean.setMousePointer(esriControlsMousePointer.esriPointerDefault);
         if(!updateFocusMap) return;
         //Get IActiveView interface
         IActiveView  activeView = new IActiveViewProxy(pageLayoutBean.getActiveView().getFocusMap());
         //Get IDisplayTransformation interface
         IDisplayTransformation displayTransformation = activeView.getScreenDisplay().getDisplayTransformation();
         //Set the visible extent of the focus map
         displayTransformation.setVisibleBounds(mapBean.getExtent());
         //Refresh the focus map
         activeView.refresh();
         updateFocusMap = false;
      }catch(Exception ex) {
         System.out.println("Exception in MapControlListener#onAfterScreenDraw : " + ex);
         ex.printStackTrace();
      }
    }

    /**
     * @see com.esri.arcgis.beans.map.IMapControlEvents2Adapter#onBeforeScreenDraw(IMapControlEvents2OnBeforeScreenDrawEvent theEvent)
     * @param theEvent
     */
    public void onBeforeScreenDraw(IMapControlEvents2OnBeforeScreenDrawEvent theEvent){
       try {
          //Set mouse pointer
       pageLayoutBean.setMousePointer(esriControlsMousePointer.esriPointerHourglass);
       mapBean.setMousePointer(esriControlsMousePointer.esriPointerHourglass);
       }
      catch(Exception ex) {
         System.out.println("Exception in MapControlListener#onBeforeScreenDraw : " + ex);
         ex.printStackTrace();
      }
    }
 }//End of MapControlListener class

   /**
    * Main program to start the program execution.
    *
    * @param s
    */
   public static void main(String s[]) {
      try {
         //Set the system look and feel
         UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
         EngineInitializer.initializeVisualBeans();

        AoInitialize aoInit = new AoInitialize();
        aoInit.initialize(esriLicenseProductCode.esriLicenseProductCodeEngine);
        System.out.println("License is verified");

         CopyFocusMap copyFocusMap = new CopyFocusMap();
         copyFocusMap.setDefaultCloseOperation(CopyFocusMap.EXIT_ON_CLOSE);
      }
      catch (Exception ex) {
         ex.printStackTrace();
      }
   }


}