multifilechooserui.java

gcc的组建

        result = ui.getMinimumSize(c);
      }
    // return values from auxiliary UI delegates are ignored
    while (iterator.hasNext())
      {
        ComponentUI ui = (ComponentUI) iterator.next();
        /* Dimension ignored = */ ui.getMinimumSize(c);
      }
    return result;
  }
    
  /**
   * Calls the {@link ComponentUI#getMaximumSize(JComponent)} method for all
   * the UI delegates managed by this <code>MultiFileChooserUI</code>, 
   * returning the maximum size for the UI delegate from the primary look and 
   * feel. 
   * 
   * @param c  the component.
   * 
   * @return The maximum size returned by the UI delegate from the primary 
   *         look and feel. 
   */
  public Dimension getMaximumSize(JComponent c)
  {
    Dimension result = null;
    Iterator iterator = uis.iterator();
    // first UI delegate provides the return value
    if (iterator.hasNext()) 
      {
        ComponentUI ui = (ComponentUI) iterator.next();
        result = ui.getMaximumSize(c);
      }
    // return values from auxiliary UI delegates are ignored
    while (iterator.hasNext())
      {
        ComponentUI ui = (ComponentUI) iterator.next();
        /* Dimension ignored = */ ui.getMaximumSize(c);
      }
    return result;
  }
  
  /**
   * Calls the {@link ComponentUI#getAccessibleChildrenCount(JComponent)} method
   * for all the UI delegates managed by this <code>MultiFileChooserUI</code>, 
   * returning the count for the UI delegate from the primary look and 
   * feel. 
   * 
   * @param c  the component.
   * 
   * @return The count returned by the UI delegate from the primary 
   *         look and feel. 
   */
  public int getAccessibleChildrenCount(JComponent c)
  {
    int result = 0;
    Iterator iterator = uis.iterator();
    // first UI delegate provides the return value
    if (iterator.hasNext()) 
      {
        ComponentUI ui = (ComponentUI) iterator.next();
        result = ui.getAccessibleChildrenCount(c);
      }
    // return values from auxiliary UI delegates are ignored
    while (iterator.hasNext())
      {
        ComponentUI ui = (ComponentUI) iterator.next();
        /* int ignored = */ ui.getAccessibleChildrenCount(c);
      }
    return result;
  }
  
  /**
   * Calls the {@link ComponentUI#getAccessibleChild(JComponent, int)} method
   * for all the UI delegates managed by this <code>MultiFileChooserUI</code>, 
   * returning the child for the UI delegate from the primary look and 
   * feel. 
   * 
   * @param c  the component
   * @param i  the child index.
   * 
   * @return The child returned by the UI delegate from the primary 
   *         look and feel. 
   */
  public Accessible getAccessibleChild(JComponent c, int i)
  {
    Accessible result = null;
    Iterator iterator = uis.iterator();
    // first UI delegate provides the return value
    if (iterator.hasNext()) 
      {
        ComponentUI ui = (ComponentUI) iterator.next();
        result = ui.getAccessibleChild(c, i);
      }
    // return values from auxiliary UI delegates are ignored
    while (iterator.hasNext())
      {
        ComponentUI ui = (ComponentUI) iterator.next();
        /* Accessible ignored = */ ui.getAccessibleChild(c, i);
      }
    return result;
  }
  
  /**
   * Calls the {@link FileChooserUI#getAcceptAllFileFilter(JFileChooser)} method
   * for all the UI delegates managed by this <code>MultiFileChooserUI</code>, 
   * returning the filter for the UI delegate from the primary look and 
   * feel. 
   * 
   * @param chooser  the file chooser.
   * 
   * @return The filter returned by the UI delegate from the primary 
   *         look and feel. 
   */
  public FileFilter getAcceptAllFileFilter(JFileChooser chooser) {
    FileFilter result = null;
    Iterator iterator = uis.iterator();
    // first UI delegate provides the return value
    if (iterator.hasNext()) 
      {
        FileChooserUI ui = (FileChooserUI) iterator.next();
        result = ui.getAcceptAllFileFilter(chooser);
      }
    // return values from auxiliary UI delegates are ignored
    while (iterator.hasNext())
      {
        FileChooserUI ui = (FileChooserUI) iterator.next();
        /* FileFilter ignored = */ ui.getAcceptAllFileFilter(chooser);
      }
    return result;
  }

  /**
   * Calls the {@link FileChooserUI#getFileView(JFileChooser)} method
   * for all the UI delegates managed by this <code>MultiFileChooserUI</code>, 
   * returning the view for the UI delegate from the primary look and 
   * feel. 
   * 
   * @param chooser  the file chooser.
   * 
   * @return The view returned by the UI delegate from the primary 
   *         look and feel. 
   */
  public FileView getFileView(JFileChooser chooser) {
    FileView result = null;
    Iterator iterator = uis.iterator();
    // first UI delegate provides the return value
    if (iterator.hasNext()) 
      {
        FileChooserUI ui = (FileChooserUI) iterator.next();
        result = ui.getFileView(chooser);
      }
    // return values from auxiliary UI delegates are ignored
    while (iterator.hasNext())
      {
        FileChooserUI ui = (FileChooserUI) iterator.next();
        /* FileView ignored = */ ui.getFileView(chooser);
      }
    return result;
  }

  /**
   * Calls the {@link FileChooserUI#getApproveButtonText(JFileChooser)} method
   * for all the UI delegates managed by this <code>MultiFileChooserUI</code>, 
   * returning the text for the UI delegate from the primary look and 
   * feel. 
   * 
   * @param chooser  the file chooser.
   * 
   * @return The text returned by the UI delegate from the primary 
   *         look and feel. 
   */
  public String getApproveButtonText(JFileChooser chooser) {
    String result = null;
    Iterator iterator = uis.iterator();
    // first UI delegate provides the return value
    if (iterator.hasNext()) 
      {
        FileChooserUI ui = (FileChooserUI) iterator.next();
        result = ui.getApproveButtonText(chooser);
      }
    // return values from auxiliary UI delegates are ignored
    while (iterator.hasNext())
      {
        FileChooserUI ui = (FileChooserUI) iterator.next();
        /* String ignored = */ ui.getApproveButtonText(chooser);
      }
    return result;
  }

  /**
   * Calls the {@link FileChooserUI#getDialogTitle(JFileChooser)} method
   * for all the UI delegates managed by this <code>MultiFileChooserUI</code>, 
   * returning the title for the UI delegate from the primary look and 
   * feel. 
   * 
   * @param chooser  the file chooser.
   * 
   * @return The title returned by the UI delegate from the primary 
   *         look and feel. 
   */
  public String getDialogTitle(JFileChooser chooser) {
    String result = null;
    Iterator iterator = uis.iterator();
    // first UI delegate provides the return value
    if (iterator.hasNext()) 
      {
        FileChooserUI ui = (FileChooserUI) iterator.next();
        result = ui.getDialogTitle(chooser);
      }
    // return values from auxiliary UI delegates are ignored
    while (iterator.hasNext())
      {
        FileChooserUI ui = (FileChooserUI) iterator.next();
        /* String ignored = */ ui.getDialogTitle(chooser);
      }
    return result;
  }

  /**
   * Calls the {@link FileChooserUI#rescanCurrentDirectory(JFileChooser)} 
   * method for all the UI delegates managed by this 
   * <code>MultiFileChooserUI</code>.
   * 
   * @param chooser  the file chooser.
   */
  public void rescanCurrentDirectory(JFileChooser chooser) {
    Iterator iterator = uis.iterator();
    while (iterator.hasNext())
    {
      FileChooserUI ui = (FileChooserUI) iterator.next();
      ui.rescanCurrentDirectory(chooser);
    }
  }

  /**
   * Calls the {@link FileChooserUI#ensureFileIsVisible(JFileChooser, File)} 
   * method for all the UI delegates managed by this 
   * <code>MultiFileChooserUI</code>.
   * 
   * @param chooser  the file chooser.
   * @param file  the file.
   */
  public void ensureFileIsVisible(JFileChooser chooser, File file) {
    Iterator iterator = uis.iterator();
    while (iterator.hasNext())
    {
      FileChooserUI ui = (FileChooserUI) iterator.next();
      ui.ensureFileIsVisible(chooser, file);
    }
  }

}