svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.symbology / org.gvsig.symbology.swing / org.gvsig.symbology.swing.api / src / main / java / org / gvsig / app / gui / styling / SymbolSelectorListModel.java @ 41053
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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/* CVS MESSAGES:
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*
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* $Id: SymbolSelectorListModel.java 30838 2009-09-18 13:20:17Z cordinyana $
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* $Log$
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* Revision 1.11 2007-09-19 15:36:36 jaume
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* removed unnecessary imports
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*
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* Revision 1.10 2007/09/17 15:27:21 jaume
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* *** empty log message ***
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*
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* Revision 1.9 2007/08/07 11:22:06 jvidal
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* javadoc
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*
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* Revision 1.8 2007/05/08 15:44:07 jaume
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* *** empty log message ***
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*
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* Revision 1.7 2007/04/04 16:01:14 jaume
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* *** empty log message ***
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*
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* Revision 1.6 2007/04/02 00:08:05 jaume
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* *** empty log message ***
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*
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* Revision 1.2 2007/03/28 16:44:08 jaume
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* *** empty log message ***
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*
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* Revision 1.1 2007/03/09 11:25:00 jaume
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* Advanced symbology (start committing)
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*
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* Revision 1.4.2.4 2007/02/21 07:35:14 jaume
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* *** empty log message ***
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*
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* Revision 1.4.2.3 2007/02/09 11:00:03 jaume
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* *** empty log message ***
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*
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* Revision 1.4.2.2 2007/02/08 15:43:05 jaume
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* some bug fixes in the editor and removed unnecessary imports
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*
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* Revision 1.4.2.1 2007/01/26 13:49:03 jaume
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* *** empty log message ***
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*
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* Revision 1.4 2007/01/16 11:52:11 jaume
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* *** empty log message ***
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*
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* Revision 1.7 2007/01/10 17:05:05 jaume
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* moved to FMap and gvSIG
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*
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* Revision 1.6 2006/11/06 16:06:52 jaume
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* *** empty log message ***
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*
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* Revision 1.5 2006/11/06 07:33:54 jaume
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* javadoc, source style
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*
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* Revision 1.4 2006/11/02 17:19:28 jaume
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* *** empty log message ***
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*
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* Revision 1.3 2006/10/30 19:30:35 jaume
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* *** empty log message ***
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*
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* Revision 1.2 2006/10/26 16:31:21 jaume
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* GUI
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*
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* Revision 1.1 2006/10/25 10:50:41 jaume
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* movement of classes and gui stuff
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*
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* Revision 1.2 2006/10/24 22:26:18 jaume
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* *** empty log message ***
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*
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* Revision 1.1 2006/10/24 16:31:12 jaume
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* *** empty log message ***
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*
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*
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*/
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package org.gvsig.app.gui.styling; |
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import java.io.File; |
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import java.io.FileFilter; |
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import java.util.Vector; |
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import javax.swing.AbstractListModel; |
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import javax.swing.SwingUtilities; |
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import org.gvsig.fmap.mapcontext.MapContextLocator; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dispose.Disposable; |
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import org.gvsig.tools.exception.BaseException; |
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import org.gvsig.tools.task.CancellableTask; |
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import org.gvsig.tools.visitor.VisitCanceledException; |
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import org.gvsig.tools.visitor.Visitor; |
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import org.gvsig.utils.listManager.ListModel; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/**
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* Class SymbolSelectorListModel implements a list to select symbols.This list
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* has the property that allows the user to stablish a filter to accept or
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* reject elements for it from a directory which is also specified when the
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* SymbolSelectorModel is created.
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*
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*/
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public class SymbolSelectorListModel extends AbstractListModel implements |
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ListModel, Disposable {
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private static Logger logger = LoggerFactory.getLogger(SymbolSelectorListModel.class); |
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private String fileExtension; |
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private SelectorFilter sfilter;
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private Vector<ISymbol> elements; |
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private File folder; |
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private CancellableTask symbolLoader = null; |
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/**
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* <p>
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* Creates a new instance of the model for the list in the Symbol Selector
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* window where the symbols are stored in the <b>dir</b> (root directory)
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* param.<br>
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* </p>
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* <p>
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* The <b>filter</b> is a user defined filter used to know which elements in
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* the folder are accepted or rejected for this list and it is used to avoid
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* mixing marker symbols for polygons for example.<br>
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* </p>
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* <p>
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* <b>fileExtension</b> param defines the extension of the file to be
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* parsed. This is like that to enable inheritance of this class to other
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* file selector such as StyleSelector.
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*
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* @param dir
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* , the root dir where symbols are located.
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* @param filter
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* , the filter used to show or hide some elements.
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* @param fileExtension
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* , file extension used for the files to be parsed.
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*/
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public SymbolSelectorListModel(File dir, SelectorFilter filter, |
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String fileExtension) {
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this.fileExtension = fileExtension;
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this.folder = dir;
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this.sfilter = filter;
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} |
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public synchronized void dispose() { |
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/*
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* Quien destruye la instancia de la clase se encarga de llamar al dispose
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* pero no hace falta hacer seguimieto de las instancias de esta que hay
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* en ejecucion, por eso no se a?ade en el constructor la instancia a la
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* lista de disposable del DisposableManager.
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*/
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if( this.symbolLoader!=null ) { |
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this.symbolLoader.cancelRequest();
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} |
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} |
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public Object remove(int i) throws ArrayIndexOutOfBoundsException { |
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ISymbol o = elements.remove(i); |
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this.fireIntervalRemoved(this, i, i); |
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return o;
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} |
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public void insertAt(int i, Object o) { |
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getObjects().insertElementAt((ISymbol) o, i); |
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this.fireIntervalAdded(this, i, i); |
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} |
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protected boolean accepts(ISymbol symbol) { |
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if (sfilter == null) { |
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return true; |
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} |
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return sfilter.accepts(symbol);
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} |
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public void add(Object o) { |
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ISymbol symbol = (ISymbol) o; |
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if (!accepts(symbol)) {
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return;
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} |
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Vector<ISymbol> e = this.getObjects(); |
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e.add((ISymbol) o); |
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try {
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int n = e.size();
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this.fireIntervalAdded(this, n - 1, n); |
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} catch (Exception ex) { |
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// Do nothing.
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} |
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} |
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public Vector<ISymbol> getObjects() { |
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if (elements == null) { |
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elements = new Vector<ISymbol>(0); |
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FileFilter fileFiler = new FileFilter() { |
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public boolean accept(File pathname) { |
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return pathname.getAbsolutePath().toLowerCase().endsWith(fileExtension);
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} |
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}; |
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Visitor visitor = new Visitor() {
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public void visit(final Object obj) |
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throws VisitCanceledException, BaseException {
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SwingUtilities.invokeLater(new Runnable() { |
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public void run() { |
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add(obj); |
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} |
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}); |
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} |
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}; |
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if( this.symbolLoader!=null ) { |
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this.symbolLoader.cancelRequest();
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} |
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this.symbolLoader = MapContextLocator.getSymbolManager().loadSymbols(folder,fileFiler,visitor);
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} |
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return elements;
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} |
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public int getSize() { |
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return getObjects().size();
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} |
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public Object getElementAt(int index) { |
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return getObjects().get(index);
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} |
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} |