Coverage report

  %line %branch
ca.spaz.gui.DoubleField$DoubleDocument
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 1   
 /*
 2   
  * Adapted from: http://java.sun.com/docs/books/tutorial/uiswing/
 3   
  * components/example-swing/WholeNumberField.java Created on Oct 17, 2003
 4   
  */
 5   
 package ca.spaz.gui;
 6   
 
 7   
 import java.awt.Toolkit;
 8   
 import java.text.DecimalFormat;
 9   
 
 10   
 import javax.swing.JTextField;
 11   
 import javax.swing.text.*;
 12   
 
 13   
 public class DoubleField extends JTextField {
 14   
    private Toolkit toolkit;
 15   
    private double min = Integer.MIN_VALUE, max = Integer.MAX_VALUE;
 16   
    private DecimalFormat df = new DecimalFormat("#########0.0###");
 17   
 
 18   
    public DoubleField(double value, int columns) {
 19   
       super(columns);
 20   
       toolkit = Toolkit.getDefaultToolkit();
 21   
       setValue(value);
 22   
    }
 23   
 
 24   
    public void setRange(double min, class="keyword">double max) {
 25   
       this.min = min;
 26   
       this.max = max;
 27   
    }
 28   
 
 29   
    public double getValue() {
 30   
       double retVal = 0;
 31   
       try {
 32   
          retVal = Double.parseDouble(getText());
 33   
       } catch (NumberFormatException e) {
 34   
          toolkit.beep();
 35   
       }
 36   
       if (retVal < min) retVal = min;
 37   
       if (retVal > max) retVal = max;
 38   
       return retVal;
 39   
    }
 40   
 
 41   
    public void setValue(double value) {
 42   
       if (value < min) value = min;
 43   
       if (value > max) value = max;
 44   
       setText(df.format(value));
 45   
       //setText(Double.toString(value));
 46   
    }
 47   
 
 48   
    protected Document createDefaultModel() {
 49   
       return new DoubleDocument();
 50   
    }
 51   
 
 52   
    protected String getCurrentText() {
 53   
       return getText();
 54   
    }
 55   
 
 56  0 
    protected class DoubleDocument extends PlainDocument {
 57   
       public void insertString(int offs, String str, AttributeSet a) throws BadLocationException {
 58  0 
          char[] source = str.toCharArray();
 59  0 
          char[] result = new class="keyword">char[source.length];
 60  0 
          int j = 0;
 61  0 
          boolean decimal = false;
 62  0 
          for (int i = 0; i < result.length; i++) {
 63  0 
             char c = source[i];
 64  0 
             if (Character.isDigit(c) || (c=='.' && getCurrentText().indexOf('.')==-1)) {
 65  0 
                result[j++] = c;
 66  0 
                if (c =='.') {
 67  0 
                   decimal = true;
 68  0 
                }
 69   
             } else {
 70  0 
                toolkit.beep();
 71   
             }
 72   
          }
 73  0 
          super.insertString(offs, new String(result, 0, j), a);
 74  0 
       }
 75   
    }
 76   
 }

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