jsampler/view/NumberCellEditor.java

/*
 *   JSampler - a java front-end for LinuxSampler
 *Copyright (C) 2005-2006 Grigor Iliev <grigor@grigoriliev.com>Copyright (C) 2005 Grigor Kirilov Iliev
 *
 *   This file is part of JSampler.
 *
 *   JSampler is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License version 2
 *   as published by the Free Software Foundation.
 *
 *   JSampler 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 JSampler; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *   MA  02111-1307  USA
 */

package org.jsampler.view;

import java.awt.Component;

import java.awt.event.MouseEvent;

import java.util.EventObject;

import javax.swing.AbstractCellEditor;
import javax.swing.BorderFactory;
import javax.swing.JSpinner;
import javax.swing.JTable;
import javax.swing.SpinnerNumberModel;

import javax.swing.table.TableCellEditor;


/**
 * This method implements a cell editor for numbers, using a spinner component.
 * @author Grigor Iliev
 */
public class NumberCellEditor extends AbstractCellEditor implements TableCellEditor {
        private final JSpinner editor = new JSpinner();
        private SpinnerNumberModel spinnerModel;
        
        /** Creates a new instance of <code>NumberCellEditor</code>. */
        public
        NumberCellEditor() {
                editor.setBorder(BorderFactory.createEmptyBorder());
                spinnerModel = (SpinnerNumberModel)editor.getModel();
        }
        
        public boolean
        isCellEditable(EventObject anEvent) {
                if(anEvent instanceof MouseEvent) {
                        return ((MouseEvent)anEvent).getClickCount() > 1;
                }
                
                return false;
        }
        
        /**
         * Gets the value contained in the editor.
         * @return Te value contained in the editor.
         */
        public Object
        getCellEditorValue() { return editor.getValue(); }
        
        public Component
        getTableCellEditorComponent (
                JTable table,
                Object value,
                boolean isSelected,
                int row,
                int column
        ) {
                editor.setValue(value != null ? value : getModel().getMinimum());
                return editor;
        }
        
        /**
         * Gets the <code>SpinnerNumberModel</code> used by this editor.
         * @return The <code>SpinnerNumberModel</code> used by this editor.
         */
        public SpinnerNumberModel
        getModel() { return spinnerModel; }
        
        /**
         * Sets the <code>SpinnerNumberModel</code> to be used by this editor.
         * @param model The <code>SpinnerNumberModel</code> to be used by this editor.
         */
        public void
        setModel(SpinnerNumberModel model) {
                spinnerModel = model;
                editor.setModel(spinnerModel);
        }
        
        /**
         * Sets the minimum value allowed.
         * @param minimum The new minimum value.
         */
        public void
        setMinimum(Comparable minimum) { getModel().setMinimum(minimum); }
        
        /**
         * Sets the maximum value allowed.
         * @param maximum The new maximum value.
         */
        public void
        setMaximum(Comparable maximum) { getModel().setMaximum(maximum); }
}
1	/*
2	* JSampler - a java front-end for LinuxSampler
3	*Copyright (C) 2005-2006 Grigor Iliev <grigor@grigoriliev.com>Copyright (C) 2005 Grigor Kirilov Iliev
4	*
5	* This file is part of JSampler.
6	*
7	* JSampler is free software; you can redistribute it and/or modify
8	* it under the terms of the GNU General Public License version 2
9	* as published by the Free Software Foundation.
10	*
11	* JSampler is distributed in the hope that it will be useful,
12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	* GNU General Public License for more details.
15	*
16	* You should have received a copy of the GNU General Public License
17	* along with JSampler; if not, write to the Free Software
18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
19	* MA 02111-1307 USA
20	*/
21
22	package org.jsampler.view;
23
24	import java.awt.Component;
25
26	import java.awt.event.MouseEvent;
27
28	import java.util.EventObject;
29
30	import javax.swing.AbstractCellEditor;
31	import javax.swing.BorderFactory;
32	import javax.swing.JSpinner;
33	import javax.swing.JTable;
34	import javax.swing.SpinnerNumberModel;
35
36	import javax.swing.table.TableCellEditor;
37
38
39	/**
40	* This method implements a cell editor for numbers, using a spinner component.
41	* @author Grigor Iliev
42	*/
43	public class NumberCellEditor extends AbstractCellEditor implements TableCellEditor {
44	private final JSpinner editor = new JSpinner();
45	private SpinnerNumberModel spinnerModel;
46
47	/** Creates a new instance of <code>NumberCellEditor</code>. */
48	public
49	NumberCellEditor() {
50	editor.setBorder(BorderFactory.createEmptyBorder());
51	spinnerModel = (SpinnerNumberModel)editor.getModel();
52	}
53
54	public boolean
55	isCellEditable(EventObject anEvent) {
56	if(anEvent instanceof MouseEvent) {
57	return ((MouseEvent)anEvent).getClickCount() > 1;
58	}
59
60	return false;
61	}
62
63	/**
64	* Gets the value contained in the editor.
65	* @return Te value contained in the editor.
66	*/
67	public Object
68	getCellEditorValue() { return editor.getValue(); }
69
70	public Component
71	getTableCellEditorComponent (
72	JTable table,
73	Object value,
74	boolean isSelected,
75	int row,
76	int column
77	) {
78	editor.setValue(value != null ? value : getModel().getMinimum());
79	return editor;
80	}
81
82	/**
83	* Gets the <code>SpinnerNumberModel</code> used by this editor.
84	* @return The <code>SpinnerNumberModel</code> used by this editor.
85	*/
86	public SpinnerNumberModel
87	getModel() { return spinnerModel; }
88
89	/**
90	* Sets the <code>SpinnerNumberModel</code> to be used by this editor.
91	* @param model The <code>SpinnerNumberModel</code> to be used by this editor.
92	*/
93	public void
94	setModel(SpinnerNumberModel model) {
95	spinnerModel = model;
96	editor.setModel(spinnerModel);
97	}
98
99	/**
100	* Sets the minimum value allowed.
101	* @param minimum The new minimum value.
102	*/
103	public void
104	setMinimum(Comparable minimum) { getModel().setMinimum(minimum); }
105
106	/**
107	* Sets the maximum value allowed.
108	* @param maximum The new maximum value.
109	*/
110	public void
111	setMaximum(Comparable maximum) { getModel().setMaximum(maximum); }
112	}