ObexClientConnectionDialog.java

/**
 *  BlueCove - Java library for Bluetooth
 *  Copyright (C) 2006-2007 Vlad Skarzhevskyy
 * 
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you 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.
 *
 *  @author vlads
 *  @version $Id$
 */
package net.sf.bluecove.awt;

import java.awt.BorderLayout;
import java.awt.Button;
import java.awt.Checkbox;
import java.awt.Choice;
import java.awt.Dialog;
import java.awt.Font;
import java.awt.Frame;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Label;
import java.awt.Panel;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;

import net.sf.bluecove.Configuration;

public class ObexClientConnectionDialog extends Dialog {

	private static final long serialVersionUID = 1L;

	private static final String configObexConnectionURL = "obexConnectionURL";

	Button btnCancel, btnPut, btnGet, btnDisconnect;

	TextField tfURL;

	Choice choiceAllURLs;

	TextField tfName;

	TextField tfData;

	Checkbox cbTimeout;

	Label status;

	ObexClientConnectionThread thread;

	Timer monitorTimer;

	private class ObexConnectionMonitor extends TimerTask {

		public void run() {
			if (thread != null) {
				status.setText(thread.status);
				if (!thread.isRunning) {
					btnDisconnect.setEnabled(false);
					btnPut.setEnabled(true);
					btnGet.setEnabled(true);
				}
			} else {
				status.setText("Idle");
				btnDisconnect.setEnabled(false);
				btnPut.setEnabled(true);
				btnGet.setEnabled(true);
			}
		}
	}

	public ObexClientConnectionDialog(Frame owner) {
		super(owner, "OBEX Client", false);
		
		Font font = new Font("Monospaced", Font.PLAIN, Configuration.screenSizeSmall ? 9 : 12);
        this.setFont(font);
        
		GridBagLayout gridbag = new GridBagLayout();
		GridBagConstraints c = new GridBagConstraints();
		c.fill = GridBagConstraints.BOTH;

		Panel panelItems = new BorderPanel(gridbag);
		panelItems.setFont(font);
		this.add(panelItems, BorderLayout.NORTH);

		Label l = new Label("URL:");
		panelItems.add(l);
		panelItems.add(tfURL = new TextField("", 25));
		c.gridwidth = 1;
		gridbag.setConstraints(l, c);
		c.gridwidth = GridBagConstraints.REMAINDER;
		gridbag.setConstraints(tfURL, c);

		if (Configuration.storage != null) {
			tfURL.setText(Configuration.storage.retriveData(configObexConnectionURL));
		}

		Label l1 = new Label("Discovered:");
		panelItems.add(l1);
		choiceAllURLs = new Choice();
		c.gridwidth = 1;
		gridbag.setConstraints(l1, c);
		panelItems.add(choiceAllURLs);
		c.gridwidth = GridBagConstraints.REMAINDER;
		gridbag.setConstraints(choiceAllURLs, c);

		Font logFont = new Font("Monospaced", Font.PLAIN, Configuration.screenSizeSmall ? 9 : 12);
		choiceAllURLs.setFont(logFont);

		ServiceRecords.populateChoice(choiceAllURLs, true);
		choiceAllURLs.addItemListener(new ItemListener() {
			public void itemStateChanged(ItemEvent e) {
				selectURL();
			}
		});

		Label l2 = new Label("Data:");
		panelItems.add(l2);
		panelItems.add(tfData = new TextField("Test Obex Message " + new Date().toString()));
		c.gridwidth = 1;
		gridbag.setConstraints(l2, c);
		c.gridwidth = GridBagConstraints.REMAINDER;
		gridbag.setConstraints(tfData, c);

		Label l3 = new Label("Name:");
		panelItems.add(l3);
		panelItems.add(tfName = new TextField("test.txt"));
		c.gridwidth = 1;
		gridbag.setConstraints(l3, c);
		c.gridwidth = GridBagConstraints.REMAINDER;
		gridbag.setConstraints(tfName, c);

		Label l4 = new Label("Timeouts:");
		panelItems.add(l4);
		panelItems.add(cbTimeout = new Checkbox());
		c.gridwidth = 1;
		gridbag.setConstraints(l4, c);
		c.gridwidth = GridBagConstraints.REMAINDER;
		gridbag.setConstraints(cbTimeout, c);

		Label ls = new Label("Status:");
		panelItems.add(ls);
		c.gridwidth = 1;
		gridbag.setConstraints(ls, c);

		status = new Label("Idle");
		panelItems.add(status);
		c.gridwidth = 2;
		gridbag.setConstraints(status, c);

		Panel panelBtns = new Panel();
		panelBtns.setFont(font);
		this.add(panelBtns, BorderLayout.SOUTH);

		panelBtns.add(btnPut = new Button("Put"));
		btnPut.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				send(true);
			}
		});

		panelBtns.add(btnGet = new Button("Get"));
		btnGet.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				send(false);
			}
		});

		panelBtns.add(btnDisconnect = new Button("Disconnect"));
		btnDisconnect.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				shutdown();
			}
		});
		btnDisconnect.setEnabled(false);

		panelBtns.add(btnCancel = new Button("Cancel"));
		btnCancel.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				onClose();
			}
		});

		this.addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent e) {
				onClose();
			}
		});
		this.pack();
		OkCancelDialog.centerParent(this);

		try {
			monitorTimer = new Timer();
			monitorTimer.schedule(new ObexConnectionMonitor(), 1000, 700);
		} catch (Throwable java11) {
		}
	}

	protected void selectURL() {
		String url = ServiceRecords.getChoiceURL(choiceAllURLs);
		if (url != null) {
			tfURL.setText(url);
		}
	}

	protected void send(boolean isPut) {
		if (thread != null) {
			thread.shutdown();
			thread = null;
		}
		if (Configuration.storage != null) {
			Configuration.storage.storeData(configObexConnectionURL, tfURL.getText());
		}
		thread = new ObexClientConnectionThread(tfURL.getText(), tfName.getText(), tfData.getText(), isPut);
		thread.timeouts = cbTimeout.getState();
		thread.setDaemon(true);
		thread.start();
		btnDisconnect.setEnabled(true);
		btnPut.setEnabled(false);
		btnGet.setEnabled(false);
	}

	public void shutdown() {
		if (thread != null) {
			thread.shutdown();
			thread = null;
		}
	}

	protected void onClose() {
		shutdown();
		try {
			monitorTimer.cancel();
		} catch (Throwable java11) {
		}
		setVisible(false);
	}

}