odk/examples/DevelopersGuide/Forms/ListSelectionValidator.java

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   9  * $RCSfile: ListSelectionValidator.java,v $
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  30
  31 /**
  32  *
  33  * @author  fs@openoffice.org
  34  */
  35 public class ListSelectionValidator extends ControlValidator
  36 {
  37     /** Creates a new instance of ListSelectionValidator */
  38     public ListSelectionValidator()
  39     {
  40     }
  41
  42     public String explainInvalid( Object Value )
  43     {
  44         try
  45         {
  46             short[] selectionIndexes = (short[])Value;
  47             if ( selectionIndexes.length > 2 )
  48                 return "please 2 entries, at most";
  49         }
  50         catch( java.lang.Exception e )
  51         {
  52             return "oops. What's this?";
  53         }
  54         return "";
  55     }
  56
  57     public boolean isValid( Object Value )
  58     {
  59         try
  60         {
  61             short[] selectionIndexes = (short[])Value;
  62             if ( selectionIndexes.length > 2 )
  63                 return false;
  64             return true;
  65         }
  66         catch( java.lang.Exception e )
  67         {
  68         }
  69         return false;
  70     }
  71
  72 }