InfoPanel


1   /**
2    * A Swing-based AboutBox class.
3    * <P>
4    * @author Stefanovic Nenad, Bojanic Sasa
5    * @Date:   July-November 2001.
6    */
7   
8   import java.awt.*;
9   import java.util.*;
10  import javax.swing.*;
11  import javax.swing.border.*;
12  
13  
14     /** Used to get the <b>about</b> information for the <b>TextEditor</b> applet,
15      * and information of default parameters which are set by the <i>property file</i>.
16     */
17     public class InfoPanel extends JPanel {
18  
19     JLabel jLabel1 = new JLabel();
20     JLabel jLabel2 = new JLabel();
21     JLabel jLabel3 = new JLabel();
22     JLabel jLabel4 = new JLabel();
23     JLabel jLabel5 = new JLabel();
24     JLabel jLabel6 = new JLabel();
25     JLabel jLabel8 = new JLabel();
26     JLabel jLabel9 = new JLabel();
27     JLabel jLabel7 = new JLabel();
28     JLabel jLabel10 = new JLabel();
29     Border bord = new EtchedBorder();
30     GridBagLayout gridBagLay = new GridBagLayout();
31  
32     JLabel jL;
33  
34     /**
35      * Constructs a new instance of 'About' panel.
36      */
37     public InfoPanel() {
38        try  {
39              jbAbout();
40        }
41        catch (Exception   e) {
42           e.printStackTrace();
43        }
44     }
45     /**
46      * Constructs a new instance of 'ParameterInfo' panel.
47       * @param rb ResorceBoundle representing "main" property file context
48      * @param lang String representing the abbreviation for language 
49      * @param pf String representing the name of "main" property file
50      * @param defHyph String representing the 'hyphenation language'        
51      */
52     public InfoPanel(ResourceBundle rb,String   lang,String   pf,String   defHyph) {
53        try  {
54           jbParam(rb,lang,pf,defHyph);
55        }
56        catch (Exception   e) {
57           e.printStackTrace();
58        }
59     }
60     /**
61      * Initializes the state of this instance for "About".
62      */
63     private void jbAbout() throws Exception   {
64        jLabel4.setText("chupo@iis.ns.ac.yu");
65        jLabel4.setFont(new Font("Dialog", 1, 12));
66        jLabel1.setText("Authors:");
67        jLabel1.setHorizontalAlignment(SwingConstants.RIGHT);
68        jLabel2.setText("Stefanovic Nenad");
69        jLabel2.setFont(new Font("Dialog", 1, 12));
70        jLabel7.setText("Bojanic Sasa");
71        jLabel7.setFont(new Font("Dialog", 1, 12));
72        jLabel10.setText("Puskas Vladimir");
73        jLabel10.setFont(new Font("Dialog", 1, 12));
74        jLabel9.setText("FOP applet");
75        jLabel9.setFont(new Font("Dialog", 3, 14));
76        jLabel3.setText("e-mail:");
77        jLabel3.setHorizontalAlignment(SwingConstants.RIGHT);
78        jLabel5.setText("version:");
79        jLabel5.setHorizontalAlignment(SwingConstants.RIGHT);
80        jLabel6.setText("1.0");
81        jLabel6.setFont(new Font("Dialog", 1, 12));
82        this.setLayout(gridBagLay);
83        this.add(jLabel9, new GridBagConstraints(0, 0, 2, 1, 0.0, 0.0,
84              GridBagConstraints.CENTER, GridBagConstraints.VERTICAL, new Insets(2, 0, 5, 0), 0, 0));
85        this.add(jLabel1, new GridBagConstraints(0, 1, 1, 1, 0.0, 0.0,
86              GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(0, 8, 0, 5), 0, 0));
87        this.add(jLabel2, new GridBagConstraints(1, 1, 1, 1, 0.0, 0.0,
88              GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(0, 0, 0, 5), 0, 0));
89        this.add(jLabel7, new GridBagConstraints(1, 2, 1, 1, 0.0, 0.0,
90              GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(0, 0, 0, 5), 0, 0));
91        this.add(jLabel10, new GridBagConstraints(1, 3, 1, 1, 0.0, 0.0,
92              GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(0, 0, 0, 5), 0, 0));
93        this.add(jLabel3, new GridBagConstraints(0, 4, 1, 1, 0.0, 0.0,
94              GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(0, 8, 0, 5), 0, 0));
95        this.add(jLabel4, new GridBagConstraints(1, 4, 1, 1, 0.0, 0.0,
96              GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(0, 0, 0, 5), 0, 0));
97        this.add(jLabel5, new GridBagConstraints(0, 5, 1, 1, 0.0, 0.0,
98              GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(0, 8, 0, 5), 0, 0));
99        this.add(jLabel6, new GridBagConstraints(1, 5, 1, 1, 0.0, 0.0,
100             GridBagConstraints.CENTER, GridBagConstraints.BOTH, new Insets(0, 0, 0, 5), 0, 0));
101       this.setBorder(bord);
102    }
103    /**
104     * Initializes the state of this instance for "Parameter Info".
105     * Reads the default values from <i>property file</i> and displays it along
106     * with some other properties.
107     * @param rb ResorceBoundle representing "main" property file context
108     * @param lang String representing the abbreviation for language 
109     * @param pf String representing the name of "main" property file
110     * @param defHyph String representing the 'hyphenation language'        
111     */
112    private void jbParam(ResourceBundle rb,String   lang,String   pf,String   defHyph) throws Exception   {
113             this.add(new JLabel(" 'Main' property file = "+pf+".properties "));
114             this.add(new JLabel(" 'Language' property file = Text_"+lang+".properties "));
115             this.add(new JLabel(" Height of lines = "+getResourceString("lineHeight",rb)));
116             this.add(new JLabel(" Hyphenation language = "+defHyph));   
117          String  [] defKeys = TextEditor.tokenize(getResourceString("defvalues",rb));
118             this.setLayout(new GridLayout(defKeys.length+4,1));
119             for (int i=0; i<defKeys.length; i++)
120                 this.add(new JLabel(" "+defKeys[i]+" = "+getResourceString(defKeys[i],rb)));
121             this.setBorder(bord);
122    }
123    /**
124      * Gets a resource string from the resource bundle.<p>
125     * Resource bundle represents the <i>property file</i>. For example, if
126     * property file contains something like this:<BR>
127     * <CENTER>defFontFamily=SansSerif</CENTER>
128     * method call getResourceString("defFontFamily",pf), where resource
129     * boundle <b>pf</b> represents given <i>property file</i>,
130     * will give the string <i>SansSerif</i> as a result.
131      * @param nm name of the resource to fetch.
132      * @param rb ResorceBoundle representing "main" property file context    
133     * @return String value of named resource.
134      */
135    protected String   getResourceString(String   nm,ResourceBundle rb) {
136       String   str;
137       try {
138          str = rb.getString(nm);
139       }
140       catch (MissingResourceException mre) {
141         str = null;
142       }
143       if (str != null) str=str.trim();      
144       return str;
145    }
146 }
147
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