[kepler-dev] kepler/src/org/kepler/scia HelpViewer.java

[Christopher Brooks]

Hi Vitaliy,
How is this different from either ptolemy/actor/gui/PtolemyQuery.java or
ptolemy/actor/gui/HTMLViewer.java?

I'm not sure if PtolemyQuery handles large messages with scrollbars,
perhaps it should?

Perhaps you HelpViewer should use one of these classes?

Just my $0.02.

_Christopher



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    zavesov     06/01/22 19:43:14
    
      Added:       src/org/kepler/scia HelpViewer.java
      Log:
      The viewer used to open help files
      
      Revision  Changes    Path
      1.1                  kepler/src/org/kepler/scia/HelpViewer.java
      
      Index: HelpViewer.java
      ===================================================================
      /**
       * Copyright (c) 2005 The Regents of the University of California.
       * All rights reserved.
       *
       * Permission is hereby granted, without written agreement and without
       * license or royalty fees, to use, copy, modify, and distribute this
       * software and its documentation for any purpose, provided that the
       * above copyright notice and the following two paragraphs appear in
       * all copies of this software.
       *
       * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY
       * FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
       * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
       * IF THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY
       * OF SUCH DAMAGE.
       *
       * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
       * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
       * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
       * PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY
       * OF CALIFORNIA HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT,
       * UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
       */
      package org.kepler.scia;
      
      
      /*-----------------------------------------------------------------------
   --------
        Vitaliy Zavesov
        Jan. 22, 2006
      
        File Name:      HelpViewer.java
        Description:    This class serves as an simple viewer to open help file
   s.
        -----------------------------------------------------------------------
   ------*/
      import java.awt.BorderLayout;
      import java.awt.Dimension;
      import java.awt.Toolkit;
      import java.awt.Font;
      import java.awt.event.ActionEvent;
      import java.awt.event.ActionListener;
      import java.io.FileOutputStream;
      import java.io.PrintWriter;
      
      import javax.swing.JButton;
      import javax.swing.JFrame;
      import javax.swing.JLabel;
      import javax.swing.JPanel;
      import javax.swing.JScrollPane;
      import javax.swing.JTextArea;
      
      
      public class HelpViewer extends JFrame {
          // global variables so that they could be set
          private String message;
      
          // global variables so that they could be set
          private String text;
          JPanel contentPane = new JPanel(new BorderLayout());
          JButton okButton;
          JTextArea textArea;
      
          // constructor
          public HelpViewer(final String tit, final String mes, final String te
   x) {
              setTitle(tit);
      
              // setting the global variable
              message = mes;
              text = tex;
      
              // position our popup window in the center of the screen
              Toolkit tk = Toolkit.getDefaultToolkit();
              Dimension d = tk.getScreenSize();
      
              setLocation((d.width / 2) - 250, (d.height / 2) - 50);
              setSize(500, 500);
      
              // setting up the panel with a text area
              textArea = new JTextArea(text, 20, 40);
      
      	int fontSize = textArea.getFont().getSize();
      	int fontStyle = textArea.getFont().getStyle();
      	Font newFont = new Font("Courier", fontStyle, fontSize);
      
      	textArea.setFont(newFont);
      
              JScrollPane areaScrollPane = new JScrollPane(textArea,
                      JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
                      JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
              areaScrollPane.setPreferredSize(new Dimension(400, 400));
      
              JLabel label = new JLabel(message);
              JPanel labPan = new JPanel();
              labPan.add(label);
      
              okButton = new JButton("OK");
      
              ActionListener aLok = new ActionListener() {
                      public void actionPerformed(ActionEvent ae) {
                          if (ae.getSource() == okButton) {
                              hide();
                          }
                      }
                  };
      
              okButton.addActionListener(aLok);
      
              JPanel buttonPan = new JPanel();
              buttonPan.add(okButton);
              contentPane.add(buttonPan, BorderLayout.SOUTH);
      
              contentPane.add(labPan, BorderLayout.NORTH);
              contentPane.add(areaScrollPane, BorderLayout.CENTER);
      
              setContentPane(contentPane);
          }
      }
      
      
      
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