Application: gvSIG desktop

package com.iver.cit.gvsig.gui.panels.annotation;

import java.awt.Dimension;

import java.awt.Rectangle;

import java.awt.event.ItemEvent;

import java.awt.event.ItemListener;

import javax.swing.JComboBox;

import javax.swing.JLabel;

import javax.swing.JTextField;

import javax.swing.event.CaretEvent;

import javax.swing.event.CaretListener;

import jwizardcomponent.JWizardComponents;

import jwizardcomponent.JWizardPanel;

import com.iver.andami.PluginServices;

import com.iver.cit.gvsig.fmap.DriverException;

import com.iver.cit.gvsig.fmap.layers.FLyrAnnotation;

import com.iver.cit.gvsig.fmap.layers.SelectableDataSource;

public class SelectAnnotationLayerNameAndField extends JWizardPanel {

        private FLyrAnnotation layer;

        private JLabel lblDescription = null;

        private JLabel lblStep1 = null;

        private JLabel lblNewLayerName = null;

        private JLabel lblStep2 = null;

        private JLabel lblField = null;        

        private JTextField txtNewLayerName = null;

        private JComboBox cmbField = null;

        private static final Rectangle lblDescriptionPosition = new Rectangle(4,4,355,75);

        private static final Rectangle lblStep1Position = new Rectangle(4,90,15,15);

        private static final Rectangle lblNewLayerNamePosition = new Rectangle(30,90,355,15);

        private static final Rectangle txtNewLayerNamePosition = new Rectangle(30,109,250,18);

        private static final Rectangle lblStep2Position = new Rectangle(4,135,15,12);

        private static final Rectangle lblFieldPosition = new Rectangle(30,135,355,30);

        private static final Rectangle cmbFieldPosition = new Rectangle(30,169,170,18);

        private class EventsListener implements CaretListener,ItemListener

        {

                public void caretUpdate(CaretEvent arg0) {

                        updateButtonsState();

                }

                public void itemStateChanged(ItemEvent e) {

                        updateButtonsState();

                }

        }

        private void updateButtonsState() {

                setBackButtonEnabled(false);

                boolean enabled =checkIsOkPanelData();

                setNextButtonEnabled(enabled);

                setFinishButtonEnabled(enabled);

        }

        private EventsListener eventsListener = new EventsListener();

        protected boolean checkIsOkPanelData() {

                if (txtNewLayerName.getText().trim().length() < 1) {

                        return false;

                }

                if (((String)cmbField.getSelectedItem()).trim().length() < 1) {

                        return false;

                }

                return true;

        }

        public SelectAnnotationLayerNameAndField(JWizardComponents arg0,FLyrAnnotation layer) {

                super(arg0);        

                this.layer =layer;

                this.initialize();                

        }

        protected void initialize() {

                this.setLayout(null);

                this.setSize(new Dimension(358,263));

                this.addLabels();                        

                this.add(getTxtNewLayerName(),null);                

                this.add(getCmbField(),null);

                checkIsOkPanelData();

        }

        private JTextField getTxtNewLayerName() {

                if (this.txtNewLayerName == null) {

                        this.txtNewLayerName = new JTextField();

                        this.txtNewLayerName.setBounds(txtNewLayerNamePosition);

                        this.txtNewLayerName.setText("NuevaCapa");

                        this.txtNewLayerName.addCaretListener(eventsListener);

                }

                return this.txtNewLayerName;

        }

        public String getNewLayerName() {

                return this.getTxtNewLayerName().getText();

        }

        private JComboBox getCmbField() {

                if (this.cmbField == null) {

                        this.cmbField = new JComboBox();

                        this.cmbField.setEditable(false);

                        this.cmbField.setBounds(cmbFieldPosition);

                        this.cmbField.addItemListener(this.eventsListener);

                        this.cmbField.addItem("");

                        try {

                                SelectableDataSource dataSource = this.layer.getRecordset();

                                String[] fieldsNames = dataSource.getFieldNames();

                                for (int i=0; i < fieldsNames.length; i++) {

                                        this.cmbField.addItem(fieldsNames[i]);

                                }

                        } catch (DriverException e) {

                                // TODO Auto-generated catch block

                                e.printStackTrace();

                        } catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {

                                // TODO Auto-generated catch block

                                e.printStackTrace();

                        }                        

                }

                return this.cmbField;

        }

        public String getField() {

                return (String)this.getCmbField().getSelectedItem();

        }

        protected void addLabels() {                

                this.lblDescription = new JLabel();

                this.lblStep1 = new JLabel();

                this.lblNewLayerName = new JLabel();

                this.lblStep2 = new JLabel();

                this.lblField= new JLabel();

                this.lblDescription.setText(PluginServices.getText(this,"descripcion_de_crear_capa_de_anotaciones"));                

                this.lblStep1.setText("1.");

                this.lblNewLayerName.setText(PluginServices.getText(this,"introduzca_el_nombre_de_la_nueva_capa_de_anotaciones"));

                this.lblStep2.setText("2.");

                this.lblField.setText(PluginServices.getText(this,"seleccione_el_campo_de_texto_que_desea_que_se_utilize_para_mostrar_la_nueva_capa_virtual"));

                this.lblDescription.setBounds(lblDescriptionPosition);

                this.lblStep1.setBounds(lblStep1Position);

                this.lblNewLayerName.setBounds(lblNewLayerNamePosition);

                this.lblStep2.setBounds(lblStep2Position);

                this.lblField.setBounds(lblFieldPosition);                

                this.add(lblDescription,null);

                this.add(lblStep1,null);

                this.add(lblNewLayerName,null);

                this.add(lblStep2,null);

                this.add(lblField,null);                

        }

}