svn-gvsig-desktop / trunk / extensions / extRemoteSensing / src / es / idr / teledeteccion / gridmath / gui / listener / GridMathListener.java @ 12096
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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) 2006 Instituto de Desarrollo Regional 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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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* Instituto de Desarrollo Regional (Universidad de Castilla La-Mancha)
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* Campus Universitario s/n
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* 02071 Alabacete
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* Spain
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*
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* +34 967 599 200
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*/
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package es.idr.teledeteccion.gridmath.gui.listener; |
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import java.awt.event.KeyEvent; |
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import java.awt.event.KeyListener; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import javax.swing.JTable; |
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import javax.swing.table.DefaultTableModel; |
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import org.nfunk.jep.Variable; |
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import es.idr.teledeteccion.gridmath.gui.CalculatorPanel; |
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/**
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*
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* Escucha los cambios en el texto de la expresi?n para actualizar la tabla de variables.
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*
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* @author Diego Guerrero Sevilla (diego.guerrero@uclm.es)
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*
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*/
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public class GridMathListener implements KeyListener{ |
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CalculatorPanel panel = null;
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public GridMathListener(CalculatorPanel panel) {
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this.panel = panel;
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} |
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public void keyPressed(KeyEvent e) { |
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// TODO Auto-generated method stub
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} |
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public void keyReleased(KeyEvent e) { |
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JTable table = null; |
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HashMap qWindowsHash = null; |
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String expression = null; |
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expression= panel.getJTextExpression().getText(); |
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table = panel.getJTableVariables().getTableFormat(); |
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qWindowsHash = panel.getQWindowsHash(); |
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panel.getParser().getSymbolTable().clear(); |
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if(!expression.equals("")){ |
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panel.getParser().parseExpression(panel.getJTextExpression().getText()); |
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if(!panel.getParser().hasError()){
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//Actualizar la tabla de variables:
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for (Iterator vars = panel.getParser().getSymbolTable().values().iterator(); vars.hasNext();) { |
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Variable var = (Variable) vars.next(); |
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if (!qWindowsHash.containsKey(var.getName())){
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qWindowsHash.put(var.getName(),null);
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panel.getJTableVariables().InsertRow(var.getName(),"");
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} |
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} |
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for(int i=0;i<table.getRowCount();i++){ |
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String var = table.getValueAt(i,0).toString(); |
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if (!panel.getParser().getSymbolTable().keySet().contains(var)){
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((DefaultTableModel)table.getModel()).removeRow(i);
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qWindowsHash.remove(var); |
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} |
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} |
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panel.getJTableVariables().getTableFormat().updateUI(); |
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} |
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} |
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else{
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for (int i= 0;i<table.getRowCount();i++) |
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((DefaultTableModel)table.getModel()).removeRow(i);
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qWindowsHash.clear(); |
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panel.getJTableVariables().getTableFormat().updateUI(); |
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} |
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} |
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public void keyTyped(KeyEvent e) { |
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} |
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} |