3 * Copyright (C) 2007 EDIT
4 * European Distributed Institute of Taxonomy
5 * http://www.e-taxonomy.eu
7 * The contents of this file are subject to the Mozilla Public License Version 1.1
8 * See LICENSE.TXT at the top of this package for the full license terms.
11 package eu
.etaxonomy
.taxeditor
.ui
.element
;
13 import org
.apache
.commons
.lang
.StringUtils
;
14 import org
.eclipse
.swt
.SWT
;
15 import org
.eclipse
.swt
.events
.ModifyEvent
;
16 import org
.eclipse
.swt
.widgets
.Display
;
20 * <p>NumberWithLabelElement class.</p>
23 * @created Mar 22, 2010
26 public class NumberWithLabelElement
extends TextWithLabelElement
{
31 private NumberFormatException exception
;
34 * <p>Constructor for NumberWithLabelElement.</p>
36 * @param toolkit a {@link eu.etaxonomy.taxeditor.ui.element.CdmFormFactory} object.
37 * @param parentElement a {@link eu.etaxonomy.taxeditor.ui.element.ICdmFormElement} object.
38 * @param labelString a {@link java.lang.String} object.
39 * @param initialNumber a {@link java.lang.Number} object.
42 public NumberWithLabelElement(CdmFormFactory toolkit
,
43 ICdmFormElement parentElement
, String labelString
,
44 Number initialNumber
, int style
) {
45 super(toolkit
, parentElement
, labelString
, null, null, style
);
46 setNumber(initialNumber
);
53 * @param number a {@link java.lang.Number} object.
55 public void setNumber(Number number
) {
56 super.setText(getStringRepresentation(number
));
62 * @return a {@link java.lang.Integer} object.
64 public Integer
getInteger() {
65 String text
= super.getText().trim();
66 return text
.equals("") ?
0 : new Integer(text
);
72 * @return a {@link java.lang.Float} object.
74 public Float
getFloat(){
75 String text
= super.getText();
76 return new Float(text
);
82 * @return a {@link java.lang.Float} object.
84 public Double
getDouble(){
85 String text
= super.getText();
86 return new Double(text
);
89 private String
getStringRepresentation(Object number
){
91 return number
.toString();
97 * @see eu.etaxonomy.taxeditor.forms.AbstractCdmFormElement#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
101 public void modifyText(ModifyEvent event
) {
102 String value
= text
.getText();
103 if(StringUtils
.isBlank(value
)){
104 text
.setBackground(Display
.getCurrent().getSystemColor(SWT
.COLOR_WHITE
));
110 Float number
= Float
.parseFloat(value
);
112 if((start
!= null && number
< start
) || (end
!= null && number
> end
)){
113 throw new NumberFormatException("You entered a number that is not within the allowed bounds.");
116 }catch(NumberFormatException e
){
117 text
.setBackground(Display
.getCurrent().getSystemColor(SWT
.COLOR_RED
));
118 firePropertyChangeEvent(new CdmPropertyChangeEvent(this, e
));
124 text
.setBackground(Display
.getCurrent().getSystemColor(SWT
.COLOR_WHITE
));
126 super.modifyText(event
);
132 * @param numberOfDigits a int.
133 * @param start a {@link java.lang.Integer} object.
134 * @param end a {@link java.lang.Integer} object.
136 public void setLimits(int numberOfDigits
, Integer start
, Integer end
){
137 setLimits(numberOfDigits
, start
.floatValue(), end
.floatValue());
143 * @param numberOfDigits a int.
144 * @param start a {@link java.lang.Float} object.
145 * @param end a {@link java.lang.Float} object.
147 public void setLimits(int numberOfDigits
, Float start
, Float end
){
148 text
.setTextLimit(numberOfDigits
);
154 * <p>Getter for the field <code>exception</code>.</p>
156 * @return the exception
158 public NumberFormatException
getException() {