geotools/selection/StyledLayerSelectionModelSynchronizer.java

/*******************************************************************************
 * Copyright (c) 2009 Martin O. J. Schmitz.
 * 
 * This file is part of the SCHMITZM library - a collection of utility 
 * classes based on Java 1.6, focusing (not only) on Java Swing 
 * and the Geotools library.
 * 
 * The SCHMITZM project is hosted at:
 * http://wald.intevation.org/projects/schmitzm/
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 3
 * of the License, or (at your option) any later version.
 * 
 * This program 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 Lesser General Public License (license.txt)
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 * or try this link: http://www.gnu.org/licenses/lgpl.html
 * 
 * Contributors:
 *     Martin O. J. Schmitz - initial API and implementation
 *     Stefan A. Krüger - additional utility classes
 ******************************************************************************/
package skrueger.geotools.selection;

import java.beans.PropertyChangeListener;

import javax.swing.ListSelectionModel;

import org.apache.log4j.Logger;

/**
 * The {@link StyledLayerSelectionModelSynchronizer} is the super class for all
 * 
 * @author mojays
 * 
 * @param <E>
 *            The concrete implementation of {@link StyledLayerSelectionModel}
 *            that this Synchronizer works on.
 */
public abstract class StyledLayerSelectionModelSynchronizer<E extends StyledLayerSelectionModel<?>>
                implements PropertyChangeListener {
        protected final Logger LOGGER = Logger.getLogger(this.getClass());

        /**
         * Flag to avoid event circles between {@link DpLayerVectorSelectionModel}
         * and {@link ListSelectionModel} of the feature table.
         */
        protected boolean selectionChangeCausedByMe = false;
        /**
         * Holds the selection model of the layer to keep synchronized with the
         * feature table.
         */
        protected final E layerSelModel;

        /**
         * Allows to enable/disable the Synchronizer's functionality it.
         */
        private volatile boolean enabled = true;

        /**
         * Creates a new synchronizer
         * 
         * @param layerSelModel
         *            layer selection model to keep synchronized with
         */
        protected StyledLayerSelectionModelSynchronizer(E layerSelModel) {

                this.layerSelModel = layerSelModel;
        }

        /**
         * Allows to disable this Synchronizer. Used to disable the selection
         * functionality if no corresponding dialog is open.
         * 
         * @param enabled
         *            <code>true</code> or <code>false</code>
         */
        public void setEnabled(boolean enabled) {
                if (enabled == false && this.enabled==true) {
                        LOGGER.debug("disabling the synchronizer map -> ");
                } else if (enabled == true && this.enabled==false)  {
                        LOGGER.debug("enable the synchronizer map -> ");
                }
                this.enabled = enabled;
        }

        public boolean isEnabled() {
                return enabled;
        }

}
1	alfonx	244	/*******************************************************************************
2			* Copyright (c) 2009 Martin O. J. Schmitz.
3			*
4			* This file is part of the SCHMITZM library - a collection of utility
5	alfonx	256	* classes based on Java 1.6, focusing (not only) on Java Swing
6	alfonx	244	* and the Geotools library.
7			*
8			* The SCHMITZM project is hosted at:
9			* http://wald.intevation.org/projects/schmitzm/
10			*
11			* This program is free software; you can redistribute it and/or
12			* modify it under the terms of the GNU Lesser General Public License
13			* as published by the Free Software Foundation; either version 3
14			* of the License, or (at your option) any later version.
15			*
16			* This program is distributed in the hope that it will be useful,
17			* but WITHOUT ANY WARRANTY; without even the implied warranty of
18			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19			* GNU General Public License for more details.
20			*
21			* You should have received a copy of the GNU Lesser General Public License (license.txt)
22			* along with this program; if not, write to the Free Software
23			* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
24			* or try this link: http://www.gnu.org/licenses/lgpl.html
25			*
26			* Contributors:
27			* Martin O. J. Schmitz - initial API and implementation
28			* Stefan A. Krüger - additional utility classes
29			******************************************************************************/
30	alfonx	96	package skrueger.geotools.selection;
31
32			import java.beans.PropertyChangeListener;
33
34			import javax.swing.ListSelectionModel;
35
36	alfonx	97	import org.apache.log4j.Logger;
37
38	mojays	103	/**
39			* The {@link StyledLayerSelectionModelSynchronizer} is the super class for all
40			*
41			* @author mojays
42	alfonx	151	*
43	mojays	103	* @param <E>
44	alfonx	151	* The concrete implementation of {@link StyledLayerSelectionModel}
45			* that this Synchronizer works on.
46	mojays	103	*/
47	alfonx	151	public abstract class StyledLayerSelectionModelSynchronizer<E extends StyledLayerSelectionModel<?>>
48			implements PropertyChangeListener {
49	alfonx	97	protected final Logger LOGGER = Logger.getLogger(this.getClass());
50	alfonx	96
51	alfonx	151	/**
52			* Flag to avoid event circles between {@link DpLayerVectorSelectionModel}
53			* and {@link ListSelectionModel} of the feature table.
54			*/
55			protected boolean selectionChangeCausedByMe = false;
56			/**
57			* Holds the selection model of the layer to keep synchronized with the
58			* feature table.
59			*/
60			protected final E layerSelModel;
61	alfonx	96
62	alfonx	151	/**
63			* Allows to enable/disable the Synchronizer's functionality it.
64			*/
65	alfonx	492	private volatile boolean enabled = true;
66	alfonx	151
67			/**
68			* Creates a new synchronizer
69			*
70			* @param layerSelModel
71			* layer selection model to keep synchronized with
72			*/
73			protected StyledLayerSelectionModelSynchronizer(E layerSelModel) {
74
75			this.layerSelModel = layerSelModel;
76			}
77
78			/**
79			* Allows to disable this Synchronizer. Used to disable the selection
80			* functionality if no corresponding dialog is open.
81			*
82			* @param enabled
83			* <code>true</code> or <code>false</code>
84			*/
85			public void setEnabled(boolean enabled) {
86	alfonx	492	if (enabled == false && this.enabled==true) {
87			LOGGER.debug("disabling the synchronizer map -> ");
88			} else if (enabled == true && this.enabled==false) {
89			LOGGER.debug("enable the synchronizer map -> ");
90			}
91	alfonx	151	this.enabled = enabled;
92			}
93
94			public boolean isEnabled() {
95			return enabled;
96			}
97
98	alfonx	96	}
Name	Value
svn:eol-style	native
svn:keywords	Id
svn:mime-type	text/plain