Cope with having our text set to "".

git-svn-id: https://samskivert.googlecode.com/svn/trunk@1439 6335cc39-0255-0410-8fd6-9bcaacd3b74c
2004-05-27 22:57:47 +00:00
parent 7cb5081692
commit d7645dd586
1 changed files with 9 additions and 2 deletions
@@ -1,5 +1,5 @@
 //
-// $Id: IntField.java,v 1.6 2004/02/25 13:17:41 mdb Exp $
+// $Id: IntField.java,v 1.7 2004/05/27 22:57:47 ray Exp $

 package com.samskivert.swing;

@@ -43,8 +43,12 @@ public class IntField extends JTextField
     */
    public int getValue ()
    {
+        String s = getText();
+        if ("".equals(s)) {
+            return 0;
+        }
        try {
-            return Integer.parseInt(getText());
+            return Integer.parseInt(s);
        } catch (NumberFormatException nfe) {
            Log.warning("This should never, ever, happen");
        }
@@ -81,6 +85,9 @@ public class IntField extends JTextField
    // from interface SwingUtil.DocumentTransformer
    public String transform (String s)
    {
+        if ("".equals(s)) {
+            return s;
+        }
        int val = Integer.parseInt(s);
        return Integer.toString(Math.min(_maxValue, Math.max(_minValue, val)));
    }