Application: gvSIG desktop » Library: org.gvsig.tools

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU 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 General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.tools.dynform.services.dynformfield.Double;

import javax.swing.JComboBox;

import javax.swing.JTextField;

import org.gvsig.tools.dynform.DynFormFieldDefinition;

import org.gvsig.tools.dynform.spi.DynFormSPIManager;

import org.gvsig.tools.dynform.spi.dynformfield.JDynFormFieldFactory;

import org.gvsig.tools.dynform.spi.dynformfield.AbstractJDynFormFieldWithValueList;

import org.gvsig.tools.dynobject.DynObjectValueItem;

import org.gvsig.tools.dynobject.exception.DynFieldValidateException;

public class JDynFormFieldDouble extends AbstractJDynFormFieldWithValueList {

        public JDynFormFieldDouble(

            DynFormSPIManager serviceManager, 

            DynFormSPIManager.ComponentsFactory componentsFactory,

            JDynFormFieldFactory factory, 

            DynFormFieldDefinition definition,

            Object value

            ) {

            super(serviceManager, componentsFactory, factory, definition, value);

        }

        public Object getValue() {

                Object value = null;

                if( this.contents instanceof JTextField ) {

                        String s = getJTextField().getText();

                        if( s.trim().length()==0 ) {

                                value = this.getDefinition().getDefaultValue();

                        } else {

                                try {

                                        value = Double.valueOf(s);

                                } catch(Exception ex) {

                                        throw new IllegalFieldValue(this, "Is not a valid double.");

                                }

                        }

                } else {

                        DynObjectValueItem x = (DynObjectValueItem) ((JComboBox)this.contents).getSelectedItem();

                        if( x==null ) {

                                value = null;

                        } else {

                                value = x.getValue();

                        }

                }

                try {

                        this.getDefinition().validate(value);

                        this.problemIndicator().clear();

                } catch (DynFieldValidateException e) {

                        throw new IllegalFieldValue(this, e.getLocalizedMessage());

                }

                return value;

        }

}