Application: gvSIG desktop

package org.gvsig.fmap.dal.swing.impl.jdbc;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.ItemEvent;

import java.awt.event.ItemListener;

import javax.swing.ComboBoxModel;

import javax.swing.JButton;

import javax.swing.JComboBox;

import org.gvsig.fmap.dal.DALLocator;

import org.gvsig.fmap.dal.DataManager;

import org.gvsig.fmap.dal.DataServerExplorerParameters;

import org.gvsig.fmap.dal.DataServerExplorerPool;

import org.gvsig.fmap.dal.DataServerExplorerPoolEntry;

import org.gvsig.fmap.dal.store.jdbc.JDBCServerExplorerParameters;

import org.gvsig.fmap.dal.swing.DALSwingLocator;

import org.gvsig.fmap.dal.swing.jdbc.JDBCConnectionDialog;

import org.gvsig.tools.swing.api.pickercontroller.AbstractPickerController;

import org.gvsig.tools.swing.api.pickercontroller.PickerController;

import org.gvsig.tools.util.LabeledValue;

import org.gvsig.tools.util.LabeledValueImpl;

/**

 *

 * @author jjdelcerro

 */

public class JDBCConnectionPickerController 

        extends AbstractPickerController<JDBCServerExplorerParameters>

        implements PickerController<JDBCServerExplorerParameters>

    {

    private final JComboBox cboConnection;

    private final JButton btnConnection;

    public JDBCConnectionPickerController(JComboBox cboConnection, JButton btnConnection) {

        this.btnConnection = btnConnection;

        this.cboConnection = cboConnection;

        this.fillConnections(this.cboConnection);

        this.btnConnection.addActionListener(new ActionListener() {

            @Override

            public void actionPerformed(ActionEvent e) {

                doAddConnection();

            }

        });

        this.cboConnection.addItemListener(new ItemListener() {

            @Override

            public void itemStateChanged(ItemEvent e) {

                if (e.getStateChange() == ItemEvent.SELECTED) {

                    fireChangeEvent();

                }

            }

        });

    }

    private void fillConnections(JComboBox combo) {

        DataManager dataManager = DALLocator.getDataManager();

        DataServerExplorerPool pool = dataManager.getDataServerExplorerPool();

        DataServerExplorerParameters params;

        combo.removeAllItems();

        for (DataServerExplorerPoolEntry entry : pool) {

            if (entry.getExplorerParameters() instanceof JDBCServerExplorerParameters) {

                JDBCServerExplorerParameters dbParams = (JDBCServerExplorerParameters) entry.getExplorerParameters();

                combo.addItem(

                        new LabeledValueImpl<>(entry.getName(), dbParams)

                );

            }

        }

        combo.setSelectedIndex(-1);

    }

    private void doAddConnection() {

        JDBCConnectionDialog newco = DALSwingLocator.getSwingManager().createJDBCConectionDialog();

        newco.showDialog();

        if (newco.isCanceled()) {

            return;

        }

        DataManager dataManager = DALLocator.getDataManager();

        DataServerExplorerPool pool = dataManager.getDataServerExplorerPool();

        pool.add(newco.getConnectionName(), newco.getServerExplorerParameters());

        this.fillConnections(this.cboConnection);

    }

    @Override

    public JDBCServerExplorerParameters get() {

        LabeledValueImpl<JDBCServerExplorerParameters> item = (LabeledValueImpl<JDBCServerExplorerParameters>) this.cboConnection.getSelectedItem();

        if (item == null) {

            return null;

        }

        JDBCServerExplorerParameters conn = item.getValue();

        return conn;

    }

    @Override

    public void set(JDBCServerExplorerParameters value) {

        ComboBoxModel<LabeledValue<JDBCServerExplorerParameters>> model = this.cboConnection.getModel();

        for (int i = 0; i < model.getSize(); i++) {

            JDBCServerExplorerParameters params = model.getElementAt(i).getValue();

            if( params == value ) {

                this.cboConnection.setSelectedIndex(i);

                return;

            }

        }

    }

    @Override

    public void coerceAndSet(Object value) {

        JDBCServerExplorerParameters params;

        try {

            params = (JDBCServerExplorerParameters) value;

        } catch(Exception ex) {

            throw new IllegalArgumentException("Can't coerce value to JDBCServerExplorerParameters", ex);

        }

        this.set(params);

    }

    @Override

    public void setEnabled(boolean enabled) {

        this.cboConnection.setEnabled(enabled);

        this.btnConnection.setEnabled(enabled);

    }

    @Override

    public boolean isEnabled() {

        return this.cboConnection.isEnabled();

    }

}