Examples of weka.gui.beans.BeanInstance

weka.gui.beans.BeanInstance
Class that manages a set of beans. @author Mark Hall @version $Revision: 7059 $ @since 1.0

      
      beanContextSupport = new BeanContextSupport(); // why?
      beanContextSupport.setDesignTime(true);
          
      for(int i = 0; i < beans.size(); i++) {
        BeanInstance bean = (BeanInstance)beans.get(i);
        logger.debug("   " + (i+1) + ". " + bean.getBean().getClass().getName());
      
        // register loaders
        if (bean.getBean() instanceof Loader) {
          logger.debug("    - Loader [" + 
            ((Loader)bean.getBean()).getLoader().getClass() + "]");
                  
          loaders.add(bean.getBean());
        }  
        
        // register savers
        if (bean.getBean() instanceof Saver) {
          logger.debug("    - Saver [" + 
            ((Saver)bean.getBean()).getSaver().getClass() + "]");
                  
          savers.add(bean.getBean());
        }  
        
        if (bean.getBean() instanceof Associator) {
          weka.associations.Associator associator;
          associator = ((Associator)bean.getBean()).getAssociator();
          logger.debug("    - Associator [" + associator.getClass() + "]");
          logger.debug("    - Associator is instance of drowable [" + (associator instanceof Drawable) + "]");
            
          associators.add(bean.getBean());
        }  
        
        
        
        //WekaBeanConfiguratorFactory.setup(bean.getBean());
        
        if (bean.getBean() instanceof BeanContextChild) {
          logger.debug("    - BeanContextChild" );
          beanContextSupport.add(bean.getBean());
        }    
        
      }

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   * (recurses into MetaBeans, since the sub-BeanInstances are not visible)
   * @param list       the BeanInstances/MetaBeans to traverse
   */
  protected void addBeanInstances(Vector list) {
    int             i;
    BeanInstance    beaninst;
    
    for (i = 0; i < list.size(); i++) {
      if (list.get(i) instanceof BeanInstance) {
        beaninst = (BeanInstance) list.get(i);
        
        m_BeanInstancesID.add(new Integer(m_BeanInstances.size()));
        m_BeanInstances.add(beaninst);
        
        if (beaninst.getBean() instanceof MetaBean)
          addBeanInstances(((MetaBean) beaninst.getBean()).getBeansInSubFlow());
      }
      else if (list.get(i) instanceof MetaBean) {
        addBeanInstances(((MetaBean) list.get(i)).getBeansInSubFlow());
      }
      else {

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  protected BeanConnection createBeanConnection(int sourcePos, int targetPos, String event, boolean hidden) throws Exception {
    BeanConnection          result;
    BeanInfo                compInfo;
    EventSetDescriptor[]    esds;
    int                     i;
    BeanInstance            instSource;
    BeanInstance            instTarget;


    result = null;
    
    // was there a connection?
    if ( (sourcePos == -1) || (targetPos == -1) )

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  protected void removeUserToolBarBeans(Vector metabeans) {
    int           i;
    int           n;
    MetaBean      meta;
    Vector        subflow;
    BeanInstance  beaninst;
    
    for (i = 0; i < metabeans.size(); i++) {
      meta    = (MetaBean) metabeans.get(i);
      subflow = meta.getSubFlow();
      
      for (n = 0; n < subflow.size(); n++) {
        beaninst = (BeanInstance) subflow.get(n);
        beaninst.removeBean(m_BeanLayout);
      }
    }
  }

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   */
  public Element writeBeanInstance(Element parent, Object o, String name)
      throws Exception {
    
    Element         node;
    BeanInstance    beaninst;


    // for debugging only
    if (DEBUG)
       trace(new Throwable(), name);
    
    m_CurrentNode = parent;
    
    beaninst = (BeanInstance) o;
    node     = addElement(parent, name, beaninst.getClass().getName(), false);


    writeIntToXML(node, m_BeanInstances.indexOf(beaninst), VAL_ID);
    writeIntToXML(node, beaninst.getX() + beaninst.getWidth()  / 2, VAL_X);   // x is thought to be in the center?
    writeIntToXML(node, beaninst.getY() + beaninst.getHeight() / 2, VAL_Y);   // y is thought to be in the center?
    if (beaninst.getBean() instanceof BeanCommon) {
      // write the custom name of this bean
      String custName = ((BeanCommon)beaninst.getBean()).getCustomName();
      invokeWriteToXML(node, custName, VAL_CUSTOM_NAME);
    }
    invokeWriteToXML(node, beaninst.getBean(), VAL_BEAN);
    
    return node;
  }

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    int             x;
    int             y;
    int             id;
    Object          bean;
    BeanVisual      visual;
    BeanInstance    beaninst;


    // for debugging only
    if (DEBUG)
       trace(new Throwable(), node.getAttribute(ATT_NAME));


    m_CurrentNode = node;
    
    result   = null;
    children = XMLDocument.getChildTags(node);
    id       = -1;
    x        = 0;
    y        = 0;
    bean     = null;
    String customName = null;


    for (i = 0; i < children.size(); i++) {
      child = (Element) children.get(i);
      name  = child.getAttribute(ATT_NAME);


      if (name.equals(VAL_ID)) {
        id = readIntFromXML(child);
      } else if (name.equals(VAL_X)) {
        x = readIntFromXML(child);
      } else if (name.equals(VAL_Y)) {
        y = readIntFromXML(child);
      } else if (name.equals(VAL_CUSTOM_NAME)) {
        customName = (String)invokeReadFromXML(child);
      } else if (name.equals(VAL_BEAN)) {
        bean = invokeReadFromXML(child);
      } else {
        System.out.println("WARNING: '" + name
            + "' is not a recognized name for " + node.getAttribute(ATT_NAME) + "!");
      }
    }
    
    result   = new BeanInstance(m_BeanLayout, bean, x, y);
    beaninst = (BeanInstance) result;
    
    // set parent of BeanVisual
    if (beaninst.getBean() instanceof weka.gui.beans.Visible) {
      visual = ((Visible) beaninst.getBean()).getVisual();
      visual.setSize(visual.getPreferredSize());
      if (visual.getParent() == null) {
        ((JPanel) beaninst.getBean()).add(visual);
      }
    }


    if (beaninst.getBean() instanceof BeanCommon &&
        customName != null) {
      ((BeanCommon)beaninst.getBean()).setCustomName(customName);
    }
    
    // no IDs -> get next null position
    if (id == -1) {
      for (i = 0; i < m_BeanInstances.size(); i++) {

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   * (recurses into MetaBeans, since the sub-BeanInstances are not visible)
   * @param list       the BeanInstances/MetaBeans to traverse
   */
  protected void addBeanInstances(Vector list) {
    int             i;
    BeanInstance    beaninst;
    
    for (i = 0; i < list.size(); i++) {
      if (list.get(i) instanceof BeanInstance) {
        beaninst = (BeanInstance) list.get(i);
        
        m_BeanInstancesID.add(new Integer(m_BeanInstances.size()));
        m_BeanInstances.add(beaninst);
        
        if (beaninst.getBean() instanceof MetaBean)
          addBeanInstances(((MetaBean) beaninst.getBean()).getBeansInSubFlow());
      }
      else if (list.get(i) instanceof MetaBean) {
        addBeanInstances(((MetaBean) list.get(i)).getBeansInSubFlow());
      }
      else {

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  protected BeanConnection createBeanConnection(int sourcePos, int targetPos, String event, boolean hidden) throws Exception {
    BeanConnection          result;
    BeanInfo                compInfo;
    EventSetDescriptor[]    esds;
    int                     i;
    BeanInstance            instSource;
    BeanInstance            instTarget;


    result = null;
    
    // was there a connection?
    if ( (sourcePos == -1) || (targetPos == -1) )

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  protected void removeUserToolBarBeans(Vector metabeans) {
    int           i;
    int           n;
    MetaBean      meta;
    Vector        subflow;
    BeanInstance  beaninst;
    
    for (i = 0; i < metabeans.size(); i++) {
      meta    = (MetaBean) metabeans.get(i);
      subflow = meta.getSubFlow();
      
      for (n = 0; n < subflow.size(); n++) {
        beaninst = (BeanInstance) subflow.get(n);
        beaninst.removeBean(m_BeanLayout);
      }
    }
  }

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   */
  public Element writeBeanInstance(Element parent, Object o, String name)
      throws Exception {
    
    Element         node;
    BeanInstance    beaninst;


    // for debugging only
    if (DEBUG)
       trace(new Throwable(), name);
    
    m_CurrentNode = parent;
    
    beaninst = (BeanInstance) o;
    node     = addElement(parent, name, beaninst.getClass().getName(), false);


    writeIntToXML(node, m_BeanInstances.indexOf(beaninst), VAL_ID);
    writeIntToXML(node, beaninst.getX() + beaninst.getWidth()  / 2, VAL_X);   // x is thought to be in the center?
    writeIntToXML(node, beaninst.getY() + beaninst.getHeight() / 2, VAL_Y);   // y is thought to be in the center?
    if (beaninst.getBean() instanceof BeanCommon) {
      // write the custom name of this bean
      String custName = ((BeanCommon)beaninst.getBean()).getCustomName();
      invokeWriteToXML(node, custName, VAL_CUSTOM_NAME);
    }
    invokeWriteToXML(node, beaninst.getBean(), VAL_BEAN);
    
    return node;
  }

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