svn-gvsig-desktop / tags / v1_1_Build_1001 / libraries / libCq_CMS_praster / src / org / cresques / ui / raster / listener / PalettePanelListener.java @ 11984
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.
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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 2
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*/
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package org.cresques.ui.raster.listener; |
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import java.awt.Color; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.awt.event.KeyEvent; |
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import java.awt.event.KeyListener; |
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import java.io.BufferedReader; |
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import java.io.BufferedWriter; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.FileReader; |
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import java.io.FileWriter; |
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import java.io.IOException; |
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import java.io.Reader; |
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import java.io.StringWriter; |
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import java.io.Writer; |
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import java.util.ArrayList; |
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import javax.swing.JButton; |
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import javax.swing.JColorChooser; |
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import org.cresques.ui.raster.NameChooserDialog; |
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import org.cresques.ui.raster.PalettePanel; |
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import org.gvsig.gui.beans.table.TableControlerPanel; |
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import org.gvsig.gui.beans.table.exceptions.NotInitializeException; |
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import org.kxml2.io.KXmlParser; |
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import org.kxml2.io.KXmlSerializer; |
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import org.xmlpull.v1.XmlPullParserException; |
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/**
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* Listener para eventos del panel de paleta
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* @author Nacho Brodin <brodin_ign@gva.es>
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*
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*/
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public class PalettePanelListener implements KeyListener, ActionListener{ |
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private PalettePanel panel = null; |
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public static boolean comboEventEnable = true; |
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private TableControlerPanel control = null; |
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private JColorChooser colorSelector = null;; |
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private NameChooserDialog nameChooser;
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private String savePaletteName; |
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/**
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* Constructor
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* @param p Panel
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*/
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public PalettePanelListener(PalettePanel p){
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panel = p; |
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} |
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/**
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* Asigna a los controles que el listener por defecto sea esta clase.
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* El panel tendr? que llamar a este m?todo explicitamente si quiere que
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* los listener sean asignados.
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*/
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public void setControlListeners(){ |
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control = panel.getPTable().getControl(); |
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panel.getBSave().addActionListener(this);
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panel.getBSaveAs().addActionListener(this);
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panel.getBAccept().addActionListener(this);
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panel.getBApply().addActionListener(this);
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panel.getBCancel().addActionListener(this);
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panel.getCActive().addActionListener(this);
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panel.getCbInterpolar().addActionListener(this);
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panel.getCbList().addActionListener(this);
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control.getBNew().addActionListener(this);
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control.getBDelPoint().addActionListener(this);
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control.getBClear().addActionListener(this);
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panel.getPTable().setEnableControlsListener(false);
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/*panel.getPTable().addKeyListener(this);
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panel.getBAccept().addKeyListener(this);
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panel.getBApply().addKeyListener(this);
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panel.getBCancel().addKeyListener(this);
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panel.getCActive().addKeyListener(this);
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panel.getCbInterpolar().addKeyListener(this);
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panel.getCbList().addKeyListener(this);*/
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} |
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/**
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* Controlamos las acciones de:
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* <UL>
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* <LI>Nueva fila: Asigna un nuevo bot?n con su listener para que pueda se controlado desde esta misma clase</LI>
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* <LI>Lista de botones: Para cada bot?n de la tabla asignamos el listener que hace que se muestre el
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* dialogo de color. El valor retornado por este se pondra en la columna RGB y el bot?n se colorear?</LI>
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* </UL>
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* @throws NotInitializeException
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*/
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public void actionPerformed(ActionEvent e) { |
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//Bot?n salvar como
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if(e.getSource() == panel.getBSaveAs()){
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if (nameChooser == null) |
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nameChooser = new NameChooserDialog(panel, this); |
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else
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nameChooser.init(); |
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} |
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//Bot?n de salvar tabla
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if(e.getSource() == panel.getBSave()){
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if(panel.getCbList().getSelectedIndex() != 0){ //Ya existe. Hay que sustituir la que hay |
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replacePalette(panel.getPalettesPath(), panel.getCbList().getSelectedItem().toString()); |
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}else{ //No hay nombre seleccionado -> se comporta como salvar como |
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if (nameChooser == null) |
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nameChooser = new NameChooserDialog(panel, this); |
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else
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nameChooser.init(); |
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} |
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} |
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//Bot?n de nueva fila
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if(e.getSource() == control.getBNew())
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try {
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panel.addRowToTable(Color.WHITE, "C" + panel.getPTable().getRowCount(), "0", "255"); |
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} catch (NotInitializeException e1) {
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panel.addRowToTable(Color.WHITE, "C0" , "0", "255"); |
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} |
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//Bot?n eliminar fila
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if(e.getSource() == control.getBDelPoint())
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panel.deleteSelectedRow(); |
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//Bot?n eliminar todas las filas
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if(e.getSource() == control.getBClear())
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panel.deleteAllRows(); |
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//Comobo elegir paleta predeterminada.
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if(e.getSource() == panel.getCbList()){
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if (panel.getCbList().getSelectedItem()!=null){ |
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loadPalette(panel.getPalettesPath(), panel.getCbList().getSelectedItem().toString()); |
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panel.orderRows(); |
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} |
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} |
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//Check de activo
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if(e.getSource() == panel.getCActive()){
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if(panel.getCActive().isSelected())
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panel.setEnabled(true);
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else
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panel.setEnabled(false);
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} |
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} |
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public void keyPressed(KeyEvent e) { |
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/*if(e.getKeyCode() == 10){//Enter=Aceptar
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}
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if(e.getKeyCode() == 27){ //Escape=Cancelar
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}*/
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} |
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public void keyReleased(KeyEvent e) { |
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// TODO Auto-generated method stub
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} |
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public void keyTyped(KeyEvent e) { |
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// TODO Auto-generated method stub
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} |
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/**
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* Lee una paleta del fichero xml de paletas y la carga en la tabla del panel.
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*
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* @param palettesPath Camino al fichero de paletas predefinidas.
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* @param paletteName Nombre de paleta a cargar desde el fichero xml.
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*
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*/
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public void loadPalette(String palettesPath, String paletteName){ |
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File palettesFile = new File(palettesPath); |
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if(!palettesFile.exists())
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return;
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try {
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KXmlParser parser = new KXmlParser();
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FileInputStream fileInputStream = new FileInputStream(palettesPath); |
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parser.setInput(fileInputStream, null);
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int tag = parser.nextTag();
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parser.require(KXmlParser.START_TAG, null, "palettes"); |
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tag = parser.nextTag(); |
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parser.require(KXmlParser.START_TAG, null, "palette_list"); |
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parser.skipSubTree(); |
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parser.require(KXmlParser.END_TAG, null, "palette_list"); |
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tag = parser.nextTag(); |
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while (tag == KXmlParser.START_TAG){
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parser.require(KXmlParser.START_TAG, null, "palette"); |
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if(parser.getAttributeCount()==2) |
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if (parser.getAttributeValue(0).equals(paletteName)){ |
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boolean interpolate = Boolean.valueOf(parser.getAttributeValue(1)).booleanValue(); |
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tag = parser.nextTag(); |
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parser.require(KXmlParser.START_TAG, null, "table"); |
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tag = parser.nextTag(); |
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try {
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panel.getPTable().removeAllRows(); |
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} catch (NotInitializeException e1) {
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e1.printStackTrace(); |
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} |
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ArrayList rows = new ArrayList(); |
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while(tag == KXmlParser.START_TAG){
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parser.require(KXmlParser.START_TAG, null, "entry"); |
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if (parser.getAttributeCount()==3){ |
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String rgb = parser.getAttributeValue(1).substring(parser.getAttributeValue(1).indexOf(",")+1, |
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parser.getAttributeValue(1).length());
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int a = Integer.valueOf(parser.getAttributeValue(1).substring(0,parser.getAttributeValue(1).indexOf(","))).intValue(); |
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int r= Integer.valueOf(rgb.substring(0,rgb.indexOf(","))).intValue(); |
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int g=Integer.valueOf(rgb.substring(rgb.indexOf(",")+1,rgb.lastIndexOf(","))).intValue(); |
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int b=Integer.valueOf(rgb.substring(rgb.lastIndexOf(",")+1,rgb.length())).intValue(); |
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//No a?ado filas a la tabla hasta que no se ha leido correctamente la paleta completa:
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Object row[] = {new Color(r,g,b), parser.getAttributeValue(0), parser.getAttributeValue(2), String.valueOf(a)}; |
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rows.add(row); |
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} |
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tag = parser.nextTag(); |
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parser.require(KXmlParser.END_TAG, null, "entry"); |
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tag = parser.nextTag(); |
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} |
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parser.require(KXmlParser.END_TAG, null, "table"); |
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// Rellenar la tabla con las entradas leidas:
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for (int i=0;i<rows.size();i++) |
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panel.addRowToTable((Color)((Object[])rows.get(i))[0], (String)((Object[])rows.get(i))[1], |
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(String)((Object[])rows.get(i))[2], (String)((Object[])rows.get(i))[3]); |
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panel.getCbInterpolar().setSelected(interpolate); |
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fileInputStream.close(); |
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return;
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} |
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parser.skipSubTree(); |
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parser.require(KXmlParser.END_TAG, null, "palette"); |
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tag = parser.nextTag(); |
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} |
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parser.require(KXmlParser.END_TAG, null, "palettes"); |
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panel.deleteAllRows(); |
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fileInputStream.close(); |
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return;
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}catch (FileNotFoundException fnfEx) { |
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fnfEx.printStackTrace(); |
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}catch (XmlPullParserException xmlEx) {
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System.out.println("El fichero de paletas predeterminadas no tiene la estructura correcta:\n " + xmlEx.getMessage()); |
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}catch (IOException e) { |
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} |
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} |
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/**
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* Salva la paleta que hay en la tabla al fichero xml de paletas conel nombre especificado.
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*
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* @param palettesPath Camino al fichero de paletas predefinidas.
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* @param paletteName Nombre de paleta a cargar desde el fichero xml.
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*
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*/
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public void savePalette(String palettesPath, String paletteName){ |
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File tmp = new File(palettesPath.substring(0,palettesPath.lastIndexOf(File.separator)+1)+"palettes.tmp"); |
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File palettes = new File(palettesPath); |
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try {
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if (!tmp.exists())
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tmp.createNewFile(); |
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Reader reader = new FileReader(palettesPath); |
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BufferedReader bReader = new BufferedReader(reader); |
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Writer writer = new FileWriter(palettesPath.substring(0,palettesPath.lastIndexOf(File.separator)+1)+"palettes.tmp"); |
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BufferedWriter bWriter = new BufferedWriter(writer); |
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String line = bReader.readLine();
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while (line != null){ |
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if (line.indexOf("</palette_list>")>=0){ |
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bWriter.write("\t\t<name>"+paletteName+"</name>"); |
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bWriter.newLine(); |
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}else if (line.indexOf("</palettes>")>=0){ |
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bWriter.newLine(); |
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bWriter.write(createXmlStringFromTable(paletteName)); |
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bWriter.newLine(); |
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} |
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bWriter.write(line); |
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bWriter.newLine(); |
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line = bReader.readLine(); |
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} |
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bReader.close(); |
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bWriter.close(); |
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palettes.delete(); |
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tmp.renameTo(palettes); |
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} catch (FileNotFoundException e) { |
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e.printStackTrace(); |
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}catch (IOException e) { |
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e.printStackTrace(); |
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} |
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} |
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/**
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* Sustituye la paleta que hay en la tabla al fichero xml de paletas conel nombre especificado.
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*
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* @param palettesPath Camino al fichero de paletas predefinidas.
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* @param paletteName Nombre de paleta a sustituir
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*
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*/
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public void replacePalette(String palettesPath, String paletteName){ |
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File tmp = new File(palettesPath.substring(0,palettesPath.lastIndexOf(File.separator)+1)+"palettes.tmp"); |
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File palettes = new File(palettesPath); |
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try {
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if (!tmp.exists())
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tmp.createNewFile(); |
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Reader reader = new FileReader(palettesPath); |
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BufferedReader bReader = new BufferedReader(reader); |
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Writer writer = new FileWriter(palettesPath.substring(0,palettesPath.lastIndexOf(File.separator)+1)+"palettes.tmp"); |
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BufferedWriter bWriter = new BufferedWriter(writer); |
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String line = bReader.readLine();
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boolean write = true; |
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while (line != null){ |
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if (line.indexOf("<palette name=\""+paletteName+"\"") >= 0) |
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write = false;
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if(write){
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bWriter.write(line); |
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bWriter.newLine(); |
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}else{
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bWriter.write(createXmlStringFromTable(paletteName)); |
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bWriter.newLine(); |
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while ((line.indexOf("</palette>") < 0) && (line != null)) |
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line = bReader.readLine(); |
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write = true;
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} |
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line = bReader.readLine(); |
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} |
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bReader.close(); |
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bWriter.close(); |
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palettes.delete(); |
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tmp.renameTo(palettes); |
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} catch (FileNotFoundException e) { |
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e.printStackTrace(); |
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}catch (IOException e) { |
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e.printStackTrace(); |
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} |
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} |
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/**
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* Crea un String con el bloque XML correspondiente a la paleta que hay en la tabla.
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*
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* @param palettesPath Camino al fichero de paletas predefinidas.
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* @param paletteName Nombre de paleta a cargar desde el fichero xml.
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*
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*/
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private String createXmlStringFromTable(String paletteName){ |
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Writer writer = new StringWriter(); |
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try {
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KXmlSerializer serializer = new KXmlSerializer();
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serializer.setOutput(writer); |
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serializer.text("\t");
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serializer.startTag(null,"palette").attribute(null,"name",paletteName).attribute(null,"interpolate", |
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Boolean.toString(panel.getCbInterpolar().isSelected()));
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serializer.text("\n");
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serializer.text("\t\t");
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serializer.startTag(null,"table"); |
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serializer.text("\n");
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for (int row = 0; row<panel.getPTable().getRowCount();row++){ |
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String name = (String)panel.getPTable().getModel().getValueAt(row,1); |
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String value = (String)panel.getPTable().getModel().getValueAt(row,3); |
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String rgb = (String)panel.getPTable().getModel().getValueAt(row,2); |
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String argb = (String)panel.getPTable().getModel().getValueAt(row,4) + "," + rgb; |
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serializer.text("\t\t\t");
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serializer.startTag(null,"entry").attribute(null,"class",name); |
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serializer.attribute(null,"argb",argb); |
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serializer.attribute(null,"value",value).endTag(null,"entry"); |
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serializer.text("\n");
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} |
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serializer.text("\t\t");
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serializer.endTag(null,"table"); |
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serializer.text("\n");
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serializer.text("\t");
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serializer.endTag(null,"palette"); |
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}catch (FileNotFoundException fnfEx) { |
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fnfEx.printStackTrace(); |
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}catch (IOException e) { |
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}catch (NotInitializeException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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return writer.toString();
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} |
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public String getSavePaletteName() { |
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return savePaletteName;
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} |
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public void setSavePaletteName(String savePaletteName) { |
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this.savePaletteName = savePaletteName;
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} |
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} |