JGraphpadL2FAction.java :  » Graphic-Library » jgraphpad » com » jgraph » l2fplugin » Java Open Source

/* 
 * $Id: JGraphpadL2FAction.java,v 1.1.1.1 2005/08/04 11:21:58 gaudenz Exp $
 * Copyright (c) 2001-2005, Gaudenz Alder
 * 
 * All rights reserved.
 * 
 * See LICENSE file for license details. If you are unable to locate
 * this file please contact info (at) jgraph (dot) com.
 */
package com.jgraph.l2fplugin;

import java.awt.Component;
import java.awt.Font;

import org.jgraph.JGraph;

import com.jgraph.editor.JGraphEditorAction;
import com.jgraph.pad.action.JGraphpadFormatAction;
import com.l2fprod.common.swing.JFontChooser;

/**
 * Implements all actions that require L2FProd in the classpath.
 */
public class JGraphpadL2FAction extends JGraphpadFormatAction {

  /**
   * Constructs a new L2F action for the specified name.
   */
  public JGraphpadL2FAction(String name) {
    super(name);
  }

  /**
   * Overrides the parent implementation to use
   * {@link JFontChooser#showDialog(java.awt.Component, java.lang.String, java.awt.Font)}.
   * 
   * @param component
   *            The parent component for the dialog to be displayed.
   * @param title
   *            The title of the dialog to be displayed.
   * @param font
   *            The default font to use in the dialog.
   * @return Returns the selected font.
   */
  public Font fontDialog(Component component, String title, Font font) {
    return JFontChooser.showDialog(component, title, font);
  }

  /**
   * Bundle of all actions in this class.
   */
  public static class AllActions implements Bundle {

    /**
     * Holds the actions.
     */
    public JGraphEditorAction actionFont = new JGraphpadL2FAction(NAME_FONT);

    /*
     * (non-Javadoc)
     */
    public JGraphEditorAction[] getActions() {
      return new JGraphEditorAction[] { actionFont };
    }

    /*
     * (non-Javadoc)
     */
    public void update() {
      JGraph graph = getPermanentFocusOwnerGraph();
      boolean isCellsSelected = graph != null
          && !graph.isSelectionEmpty();

      actionFont.setEnabled(isCellsSelected);
    }

  }

}