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
.eclipse
.swt
.SWT
;
14 import org
.eclipse
.swt
.events
.ModifyEvent
;
15 import org
.eclipse
.swt
.widgets
.Display
;
17 import eu
.etaxonomy
.cdm
.common
.CdmUtils
;
21 * <p>NumberWithLabelElement class.</p>
24 * @created Mar 22, 2010
27 public class NumberWithLabelElement
extends TextWithLabelElement
{
32 private NumberFormatException exception
;
35 * <p>Constructor for NumberWithLabelElement.</p>
37 * @param toolkit a {@link eu.etaxonomy.taxeditor.ui.element.CdmFormFactory} object.
38 * @param parentElement a {@link eu.etaxonomy.taxeditor.ui.element.ICdmFormElement} object.
39 * @param labelString a {@link java.lang.String} object.
40 * @param initialNumber a {@link java.lang.Number} object.
43 public NumberWithLabelElement(CdmFormFactory toolkit
,
44 ICdmFormElement parentElement
, String labelString
,
45 Number initialNumber
, int style
) {
46 super(toolkit
, parentElement
, labelString
, null, null, style
);
47 setNumber(initialNumber
);
54 * @param number a {@link java.lang.Number} object.
56 public void setNumber(Number number
) {
57 super.setText(getStringRepresentation(number
));
63 * @return a {@link java.lang.Integer} object.
65 public Integer
getInteger() {
66 String text
= super.getText().trim();
67 return text
.equals("") ?
0 : new Integer(text
);
73 * @return a {@link java.lang.Float} object.
75 public Float
getFloat(){
76 String text
= super.getText();
77 return new Float(text
);
83 * @return a {@link java.lang.Float} object.
85 public Double
getDouble(){
86 String text
= super.getText();
87 return new Double(text
);
90 private String
getStringRepresentation(Object number
){
92 return number
.toString();
98 * @see eu.etaxonomy.taxeditor.forms.AbstractCdmFormElement#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
102 public void modifyText(ModifyEvent event
) {
103 String value
= text
.getText();
104 if(CdmUtils
.isEmpty(value
)){
105 text
.setBackground(Display
.getCurrent().getSystemColor(SWT
.COLOR_WHITE
));
111 Float number
= Float
.parseFloat(value
);
113 if((start
!= null && number
< start
) || (end
!= null && number
> end
)){
114 throw new NumberFormatException("You entered a number that is not within the allowed bounds.");
117 }catch(NumberFormatException e
){
118 text
.setBackground(Display
.getCurrent().getSystemColor(SWT
.COLOR_RED
));
119 firePropertyChangeEvent(new CdmPropertyChangeEvent(this, e
));
125 text
.setBackground(Display
.getCurrent().getSystemColor(SWT
.COLOR_WHITE
));
127 super.modifyText(event
);
133 * @param numberOfDigits a int.
134 * @param start a {@link java.lang.Integer} object.
135 * @param end a {@link java.lang.Integer} object.
137 public void setLimits(int numberOfDigits
, Integer start
, Integer end
){
138 setLimits(numberOfDigits
, start
.floatValue(), end
.floatValue());
144 * @param numberOfDigits a int.
145 * @param start a {@link java.lang.Float} object.
146 * @param end a {@link java.lang.Float} object.
148 public void setLimits(int numberOfDigits
, Float start
, Float end
){
149 text
.setTextLimit(numberOfDigits
);
155 * <p>Getter for the field <code>exception</code>.</p>
157 * @return the exception
159 public NumberFormatException
getException() {