UsbConnectionPanel.java

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/*******************************************************************************
 * Copyright 2010 Neuron Robotics, LLC
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package com.neuronrobotics.sdk.ui;
 
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.UnsupportedEncodingException;
import java.util.List;
 
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.SwingUtilities;
import javax.usb.UsbDevice;
import javax.usb.UsbDisconnectedException;
import javax.usb.UsbException;
 
import org.usb4java.Context;
import org.usb4java.Device;
import org.usb4java.DeviceDescriptor;
import org.usb4java.HotplugCallback;
import org.usb4java.HotplugCallbackHandle;
import org.usb4java.LibUsb;
import org.usb4java.LibUsbException;
 
import net.miginfocom.swing.MigLayout;
 
import com.neuronrobotics.sdk.common.BowlerAbstractConnection;
import com.neuronrobotics.sdk.common.Log;
import com.neuronrobotics.sdk.javaxusb.IUsbDeviceEventListener;
import com.neuronrobotics.sdk.javaxusb.UsbCDCSerialConnection;
import com.neuronrobotics.sdk.util.ThreadUtil;
 
// TODO: Auto-generated Javadoc
public class UsbConnectionPanel extends AbstractConnectionPanel implements IUsbDeviceEventListener{
 
    private static final long serialVersionUID = 1L;
    
 
    private JComboBox connectionCbo = null;
    
    private JButton refresh;
    
    private UsbCDCSerialConnection connection = null;
 
    public UsbConnectionPanel(ConnectionDialog connectionDialog) {
        super("USB", ConnectionImageIconFactory.getIcon("images/usb-icon.png"),connectionDialog);
        
 
        connectionCbo = new JComboBox();
        connectionCbo.setEditable(true);
        
        refresh = new JButton("Refresh");
        refresh.addActionListener(new ActionListener() {
            
            public void actionPerformed(ActionEvent arg0) {
                refresh();
            }
        });
        
        setLayout(new MigLayout("", // Layout Constraints
                                "[right][left]", // Column constraints with default align
                                "[center][center]"  // Row constraints with default align
                               ));
 
        add(new JLabel("Connection:"), "cell 0 0");
        add(connectionCbo);
        add(refresh);
        
        refresh();
        
        UsbCDCSerialConnection.addUsbDeviceEventListener(this);
 
 
    }
 
    
    /* (non-Javadoc)
     * @see com.neuronrobotics.sdk.ui.AbstractConnectionPanel#getConnection()
     */
    public BowlerAbstractConnection getConnection() {
 
        String port =connectionCbo.getSelectedItem().toString();
        connection = new UsbCDCSerialConnection(port);
        Log.info("Using port:"+port+"\n");
 
 
        
        setVisible(false);
        
        return connection;
    }
 
    
    /* (non-Javadoc)
     * @see com.neuronrobotics.sdk.ui.AbstractConnectionPanel#refresh()
     */
    public void refresh() { 
        //System.err.println("Refreshing USB");
        connectionCbo.removeAllItems();
 
        List<UsbDevice> prts=null;
        
            try {
                prts = UsbCDCSerialConnection.getAllUsbBowlerDevices();
            } catch ( UsbException e1) {
                e1.printStackTrace();
                throw new RuntimeException(e1);
            } catch (UnsupportedEncodingException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (UsbDisconnectedException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (SecurityException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
            for(int i=0;i<prts.size();i++) {
                try {
                    String s = UsbCDCSerialConnection.getUniqueID(prts.get(i));
                    connectionCbo.addItem(s);
                } catch (Exception e) {
                    e.printStackTrace();
                    throw new RuntimeException(e);
                }
            }
        
            getConnectionDialog().pack();
    }
 
    /* (non-Javadoc)
     * @see com.neuronrobotics.sdk.javaxusb.IUsbDeviceEventListener#onDeviceEvent(javax.usb.UsbDevice)
     */
    @Override
    public void onDeviceEvent(UsbDevice device) {
        SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                ThreadUtil.wait(500);
                refresh();
            }
        });
    }
 
 
}