diff options
Diffstat (limited to 'libjava/javax/swing/SpinnerNumberModel.java')
| -rw-r--r-- | libjava/javax/swing/SpinnerNumberModel.java | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/libjava/javax/swing/SpinnerNumberModel.java b/libjava/javax/swing/SpinnerNumberModel.java deleted file mode 100644 index 2274c9e..0000000 --- a/libjava/javax/swing/SpinnerNumberModel.java +++ /dev/null @@ -1,298 +0,0 @@ -/* SpinnerNumberModel.java -- - Copyright (C) 2002, 2004 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - -package javax.swing; - -import java.io.Serializable; - -/** - * SpinnerNumberModel - * - * @author Ka-Hing Cheung - * @version 1.0 - */ -public class SpinnerNumberModel extends AbstractSpinnerModel - implements Serializable -{ - /** - * For compatability with Sun's JDK - */ - private static final long serialVersionUID = 7279176385485777821L; - - /** DOCUMENT ME! */ - private Number value; - - /** DOCUMENT ME! */ - private Comparable minimum; - - /** DOCUMENT ME! */ - private Comparable maximum; - - /** DOCUMENT ME! */ - private Number stepSize; - - /** - * Creates a <code>SpinnerNumberModel</code> with initial value 0, step 1, - * and no maximum nor minimum. - */ - public SpinnerNumberModel() - { - this(new Integer(0), null, null, new Integer(1)); - } - - /** - * Creates a <code>SpinnerNumberModel</code> with double precision - * - * @param value the initial value - * @param minimum the minimum value - * @param maximum the maximum value - * @param stepSize the step size - * @throws IllegalArgumentException if minimum <= value <= maximum does not - * hold - */ - public SpinnerNumberModel(double value, double minimum, double maximum, - double stepSize) - { - this(new Double(value), new Double(minimum), new Double(maximum), - new Double(stepSize)); - } - - /** - * Creates a <code>SpinnerNumberModel</code> with integer precision - * - * @param value the initial value - * @param minimum the minimum value - * @param maximum the maximum value - * @param stepSize the step size - * @throws IllegalArgumentException if minimum <= value <= maximum does not - * hold - */ - public SpinnerNumberModel(int value, int minimum, int maximum, int stepSize) - { - this(new Integer(value), new Integer(minimum), new Integer(maximum), - new Integer(stepSize)); - } - - /** - * Creates a <code>SpinnerNumberModel</code> with <code>Number</code>s and - * <code>Comparable</code>s. - * - * @param value the initial value - * @param minimum the minimum value, if null there's no minimum - * @param maximum the maximum value, if null there's no maximum - * @param stepSize the step size - * - * @throws IllegalArgumentException if minimum <= value <= maximum - * does not hold - */ - public SpinnerNumberModel(Number value, Comparable minimum, - Comparable maximum, Number stepSize) - { - if (stepSize == null) - throw new IllegalArgumentException("stepSize may not be null"); - if (value == null) - throw new IllegalArgumentException("value may not be null"); - if (minimum != null) - { - if (minimum.compareTo(value) > 0) - throw new IllegalArgumentException("minimum is not <= value"); - } - else - minimum = new Comparable() - { - public int compareTo(Object obj) - { - return -1; - } - }; - - - if (maximum != null) - { - if (maximum.compareTo(value) < 0) - throw new IllegalArgumentException("maximum is not >= value"); - } - else - maximum = new Comparable() - { - public int compareTo(Object obj) - { - return 1; - } - }; - - - this.value = value; - this.stepSize = stepSize; - this.minimum = minimum; - this.maximum = maximum; - } - - /** - * Sets the new value and fire a change event - * - * @param value the new value - * - * @throws IllegalArgumentException if minimum <= value <= maximum - * does not hold - */ - public void setValue(Object value) - { - if (! (value instanceof Number)) - throw new IllegalArgumentException("value must be a Number"); - - this.value = (Number) value; - fireStateChanged(); - } - - /** - * Gets the current value - * - * @return the current value - */ - public Object getValue() - { - return value; - } - - /** - * Gets the next value without changing the current value, or null if the - * current value is maximum. - * - * @return the next value - */ - public Object getNextValue() - { - Number num; - - if (value instanceof Double) - num = new Double(value.doubleValue() + stepSize.doubleValue()); - else if (value instanceof Float) - num = new Double(value.floatValue() + stepSize.floatValue()); - else if (value instanceof Long) - num = new Long(value.longValue() + stepSize.longValue()); - else if (value instanceof Integer) - num = new Integer(value.intValue() + stepSize.intValue()); - else if (value instanceof Short) - num = new Short((short) (value.shortValue() + stepSize.shortValue())); - else - num = new Byte((byte) (value.byteValue() + stepSize.byteValue())); - - return maximum.compareTo(num) >= 0 ? num : null; - } - - /** - * Gets the previous value without changing the current value, or null if - * the current value is minimum. - * - * @return the previous value - */ - public Object getPreviousValue() - { - Number num; - - if (value instanceof Double) - num = new Double(value.doubleValue() - stepSize.doubleValue()); - else if (value instanceof Float) - num = new Double(value.floatValue() - stepSize.floatValue()); - else if (value instanceof Long) - num = new Long(value.longValue() - stepSize.longValue()); - else if (value instanceof Integer) - num = new Integer(value.intValue() - stepSize.intValue()); - else if (value instanceof Short) - num = new Short((short) (value.shortValue() - stepSize.shortValue())); - else - num = new Byte((byte) (value.byteValue() - stepSize.byteValue())); - - return minimum.compareTo(num) <= 0 ? num : null; - } - - /** - * DOCUMENT ME! - * - * @return DOCUMENT ME! - */ - public Number getNumber() - { - return value; - } - - public Comparable getMinimum() - { - return minimum; - } - - public void setMinimum(Comparable newMinimum) - { - if (minimum != newMinimum) - { - minimum = newMinimum; - fireStateChanged(); - } - } - - public Comparable getMaximum() - { - return maximum; - } - - public void setMaximum(Comparable newMaximum) - { - if (maximum != newMaximum) - { - maximum = newMaximum; - fireStateChanged(); - } - } - - public Number getStepSize() - { - return stepSize; - } - - public void setStepSize(Number newStepSize) - { - if (newStepSize == null) - throw new IllegalArgumentException(); - - if (stepSize != newStepSize) - { - stepSize = newStepSize; - fireStateChanged(); - } - } -} |