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

package org.gvsig.tools.swing.serv.field.component.date;

import java.awt.BorderLayout;

import java.awt.Color;

import java.awt.Component;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.FocusEvent;

import java.awt.event.FocusListener;

import java.util.Calendar;

import java.util.Date;

import java.util.Locale;

import javax.swing.BorderFactory;

import javax.swing.Box;

import javax.swing.BoxLayout;

import javax.swing.JButton;

import javax.swing.JComponent;

import javax.swing.JDialog;

import javax.swing.JFormattedTextField;

import javax.swing.JPanel;

import javax.swing.JSpinner;

import javax.swing.JTextField;

import javax.swing.event.DocumentEvent;

import javax.swing.event.DocumentListener;

import org.freixas.jcalendar.DateEvent;

import org.freixas.jcalendar.DateListener;

import org.gvsig.tools.dataTypes.DataTypes;

import org.gvsig.tools.dynobject.DynField;

import org.gvsig.tools.service.ServiceException;

import org.gvsig.tools.swing.api.dynobject.dynfield.JDynFieldComponent;

import org.gvsig.tools.swing.api.dynobject.dynfield.ValueField;

import org.gvsig.tools.swing.serv.field.component.spinner.DateTextFieldFormatter;

import org.gvsig.tools.swing.serv.field.component.spinner.NullDateEditor;

import org.gvsig.tools.swing.spi.AbstractJDynFieldComponent;

public class JDateCalendarDynFieldComponent extends AbstractJDynFieldComponent

    implements JDynFieldComponent, ActionListener, FocusListener {

    private JButton jBtnChangeDate;

    private DateSpinner dateField;

    private DateCalendarPicker datePicker;

    private JDialog dlg;

    private JPanel pane;

    public JDateCalendarDynFieldComponent(ValueField value, DynField dynField)

        throws ServiceException {

        super(dynField, value);

        // for (FocusListener listener :

        // getTextField().getListeners(FocusListener.class)){

        // getTextField().removeFocusListener(listener);

        // }

        getTextField().addFocusListener(this);

        // .agetTextField().getDocument().addDocumentListener( new

        // DocumentListener(){

        //

        // public void changedUpdate(DocumentEvent e) {

        // validate();

        // }

        //

        // public void insertUpdate(DocumentEvent e) {

        // validate();

        // }

        //

        // public void removeUpdate(DocumentEvent e) {

        // validate();

        // }});

    }

    /**

     * This method initializes jButton

     * 

     * @return javax.swing.JButton

     */

    public JButton getJBtnChangeDate() {

        if (jBtnChangeDate == null) {

            jBtnChangeDate = new JButton();

            jBtnChangeDate.setText("..."); //$NON-NLS-1$

            jBtnChangeDate.setPreferredSize(new java.awt.Dimension(26, 26));

        }

        return jBtnChangeDate;

    }

    private DateSpinner getDateField() {

        if (this.dateField == null)

            this.dateField = new DateSpinner(DataTypes.DATE);

        return this.dateField;

    }

    private void initBtnChangeDate() {

        if (datePicker == null) {

            datePicker =

                new DateCalendarPicker(this.getDate(), pane.getLocale());

            datePicker.setPreferredSize(new java.awt.Dimension(450, 410));

            // datePicker.setSize(datePicker.getPreferredSize());

            datePicker.addButtonsActionListener(this);

        }

        getJBtnChangeDate().addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {

                datePicker.setSelectedDate(getDate());

                dlg = new JDialog();

                dlg.add(datePicker);

                dlg.setSize(datePicker.getPreferredSize());

                dlg.setVisible(true);

            }

        });

    }

    private Date getDate() {

        return (Date) getValue();

    }

    public void createBoxLayout(Component labelComponent, Component fieldLabel,

        Integer marginLeft, Integer marginRight) {

        // Create a panel that uses GridLayout.

        pane.setLayout(new BoxLayout(pane, BoxLayout.LINE_AXIS));

        pane.add(labelComponent);

        if (marginLeft != null)

            pane.add(Box.createHorizontalStrut(marginLeft));

        // this.add(new JSeparator(SwingConstants.VERTICAL));

        if (marginRight != null)

            pane.add(Box.createHorizontalStrut(marginRight));

        pane.add(fieldLabel, BorderLayout.NORTH);

        // if (buttonComponent!=null)

        // this.add(buttonComponent);

        pane.setBorder(BorderFactory.createEmptyBorder(1, 1, 1, 1));

    }

    public void dateChanged(DateEvent dateEvent) {

        Calendar cal = dateEvent.getSelectedDate();

        if (cal != null) {

            this.getDateField().setValue(null);

        } else {

            this.getDateField().setValue(cal.getTime());

        }

        dlg.setVisible(false);

    }

    @Override

    protected void setJDynFieldComponentListeners() {

    }

    @Override

    protected void setNonNullValue(Object value) {

        this.dateField.setValue(value);

    }

    @Override

    protected void setNullValue() {

        this.dateField.setValue(null);

    }

    @Override

    protected void afterUI() {

        // TODO Auto-generated method stub

    }

    @Override

    protected void initData() {

        // TODO Auto-generated method stub

    }

    @Override

    protected void initUI() {

        pane = new JPanel();

        pane.setLocale(Locale.getDefault());

        createBoxLayout(getDateField(), getJBtnChangeDate(), 3, 1);

        initBtnChangeDate();

    }

    @Override

    protected void setReadOnly() {

        this.dateField.setEditable(false);

        this.getJBtnChangeDate().setVisible(false);

    }

    public void requestFocus() {

        this.getDateField().requestFocus();

    }

    public void setEnabled(boolean isEnabled) {

        this.pane.setEnabled(isEnabled);

    }

    public JFormattedTextField getTextField() {

        return ((NullDateEditor) this.getDateField().getEditor())

            .getTextField();

    }

    public DateFormatter getFormat() {

        return (DateFormatter) ((NullDateEditor) this.getDateField()

            .getEditor()).getFormat();

    }

    public Object getValue() {

        String txt = getTextField().getText();

        if ((txt == null) || (txt.equals("")))

            return null;

        return getFormat().parse(txt);

    }

    public JComponent asJComponent() {

        return pane;

    }

    public void actionPerformed(ActionEvent e) {

        JButton btn = (JButton) e.getSource();

        if (btn.getActionCommand().equals("BTN_OK")) {

            this.getDateField().setValue(datePicker.getSelectedDate());

        }

        dlg.setVisible(false);

    }

    public void focusGained(FocusEvent e) {

    }

    public void focusLost(FocusEvent e) {

        JFormattedTextField tf = (JFormattedTextField) e.getSource();

        Date date = getFormat().parse(tf.getText());

        if (date == null) {

            tf.setText("");

        }

    }

}