cs621: proj1: Clock modified to 12-hour format, show AM/PM

git-svn-id: svn://anubis/gvsu@9 45c1a28c-8058-47b2-ae61-ca45b979098e

cs621/proj1/ClockView.java

@@ -4,17 +4,19 @@ import javax.swing.*;
 /**
  * This class provides a graphical view of the current time
  */
-class ClockView extends JFrame
+public class ClockView extends JFrame
 {
     private JLabel tLabel = new JLabel();
     
     /**
      * Constructor method to make a ClockView object.
      */
-    ClockView()
+    public ClockView()
     {
+        super("Clock");
         setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
-        setSize(95, 75);
+        setSize(100, 70);
+        tLabel.setHorizontalAlignment(SwingConstants.CENTER);
         getContentPane().add(tLabel);
         refreshTimeDisplay();
     }
@@ -42,7 +44,8 @@ class ClockView extends JFrame
         t.fillTimes();
         String display = getDigitsAsString(t.hrs) + ":" +
                  getDigitsAsString(t.mins) + ":" +
-                 getDigitsAsString(t.secs);
+                 getDigitsAsString(t.secs) + " " +
+                 t.am_pm;
         tLabel.setText(" " + display);
         tLabel.repaint();
     }

cs621/proj1/Makefile

@@ -0,0 +1,12 @@
+
+all:
+	javac *.java
+
+.PHONY: javadoc
+javadoc:
+	-mkdir doc
+	javadoc -d doc *.java
+
+clean:
+	-rm -f *.class
+	-rm -rf doc

cs621/proj1/Timestamp.java

@@ -2,24 +2,29 @@
 /**
  * This class holds a time value consisting of hours, minutes, and seconds.
  */
-class Timestamp
+public class Timestamp
 {
     // data fields
-    int hrs;
-    int mins;
-    int secs;
+    public int hrs;
+    public int mins;
+    public int secs;
+    public java.lang.String am_pm;
 
     /**
      * This method updates the hours, minutes, and seconds values
      * associated with the Timestamp object.
      */
-    void fillTimes()
+    public void fillTimes()
     {
         java.util.Calendar now;
         now = java.util.Calendar.getInstance();
-        hrs = now.get(java.util.Calendar.HOUR_OF_DAY);
+        hrs = now.get(java.util.Calendar.HOUR);
+        hrs = hrs == 0 ? 12 : hrs;
         mins = now.get(java.util.Calendar.MINUTE);
         secs = now.get(java.util.Calendar.SECOND);
+        am_pm = now.get(java.util.Calendar.AM_PM) == java.util.Calendar.AM
+            ? "AM"
+            : "PM";
     }
 }