Initial Commit - Copy from Altus Metrum AltOS
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354
altosuilib/AltosBTManage.java
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354
altosuilib/AltosBTManage.java
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/*
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* Copyright © 2011 Keith Packard <keithp@keithp.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*/
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package org.altusmetrum.altosuilib_14;
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import java.awt.*;
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import java.awt.event.*;
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import javax.swing.*;
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import javax.swing.plaf.basic.*;
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import java.util.*;
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import java.util.concurrent.*;
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import org.altusmetrum.altoslib_14.*;
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public class AltosBTManage extends AltosUIDialog implements ActionListener, Iterable<AltosBTDevice> {
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LinkedBlockingQueue<AltosBTDevice> found_devices;
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Frame frame;
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LinkedList<ActionListener> listeners;
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AltosBTKnown bt_known;
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class DeviceList extends JList<AltosBTDevice> implements Iterable<AltosBTDevice> {
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LinkedList<AltosBTDevice> devices;
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DefaultListModel<AltosBTDevice> list_model;
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public void add (AltosBTDevice device) {
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if (!devices.contains(device)) {
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devices.add(device);
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list_model.addElement(device);
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}
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}
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public void remove (AltosBTDevice device) {
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if (devices.contains(device)) {
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devices.remove(device);
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list_model.removeElement(device);
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}
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}
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public boolean contains(AltosBTDevice device) {
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return devices.contains(device);
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}
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//Subclass JList to workaround bug 4832765, which can cause the
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//scroll pane to not let the user easily scroll up to the beginning
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//of the list. An alternative would be to set the unitIncrement
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//of the JScrollBar to a fixed value. You wouldn't get the nice
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//aligned scrolling, but it should work.
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public int getScrollableUnitIncrement(Rectangle visibleRect,
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int orientation,
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int direction) {
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int row;
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if (orientation == SwingConstants.VERTICAL &&
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direction < 0 && (row = getFirstVisibleIndex()) != -1) {
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Rectangle r = getCellBounds(row, row);
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if ((r.y == visibleRect.y) && (row != 0)) {
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Point loc = r.getLocation();
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loc.y--;
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int prevIndex = locationToIndex(loc);
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Rectangle prevR = getCellBounds(prevIndex, prevIndex);
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if (prevR == null || prevR.y >= r.y) {
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return 0;
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}
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return prevR.height;
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}
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}
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return super.getScrollableUnitIncrement(
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visibleRect, orientation, direction);
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}
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public Iterator<AltosBTDevice> iterator() {
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return devices.iterator();
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}
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public java.util.List<AltosBTDevice> selected_list() throws InterruptedException {
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return getSelectedValuesList();
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}
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public DeviceList() {
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devices = new LinkedList<AltosBTDevice>();
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list_model = new DefaultListModel<AltosBTDevice>();
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setModel(list_model);
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setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
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setLayoutOrientation(JList.HORIZONTAL_WRAP);
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setVisibleRowCount(-1);
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}
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}
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DeviceList visible_devices;
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DeviceList known_devices;
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Thread bt_thread;
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public Iterator<AltosBTDevice> iterator() {
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return known_devices.iterator();
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}
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public void commit() {
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bt_known.set(this);
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}
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public void add_known() {
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try {
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for (AltosBTDevice device : visible_devices.selected_list()) {
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known_devices.add(device);
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visible_devices.remove(device);
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}
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} catch (InterruptedException ie) {
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}
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}
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public void remove_known() {
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try {
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for (AltosBTDevice device : known_devices.selected_list()) {
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known_devices.remove(device);
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visible_devices.add(device);
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}
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} catch (InterruptedException ie) {
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}
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}
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public void addActionListener(ActionListener l) {
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listeners.add(l);
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}
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private void forwardAction(ActionEvent e) {
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for (ActionListener l : listeners)
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l.actionPerformed(e);
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}
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public void actionPerformed(ActionEvent e) {
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String command = e.getActionCommand();
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if ("ok".equals(command)) {
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bt_thread.interrupt();
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commit();
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setVisible(false);
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forwardAction(e);
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} else if ("cancel".equals(command)) {
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bt_thread.interrupt();
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setVisible(false);
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forwardAction(e);
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} else if ("select".equals(command)) {
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add_known();
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} else if ("deselect".equals(command)) {
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remove_known();
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}
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}
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public void got_visible_device() {
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while (!found_devices.isEmpty()) {
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AltosBTDevice device = found_devices.remove();
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if (!known_devices.contains(device))
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visible_devices.add(device);
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}
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}
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class BTGetVisibleDevices implements Runnable {
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public void run () {
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for (;;)
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for (int time = 1; time <= 8; time <<= 1) {
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AltosBTDeviceIterator i = new AltosBTDeviceIterator(time);
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AltosBTDevice device;
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if (Thread.interrupted())
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return;
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try {
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while ((device = i.next()) != null) {
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Runnable r;
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if (Thread.interrupted())
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return;
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found_devices.add(device);
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r = new Runnable() {
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public void run() {
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got_visible_device();
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}
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};
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SwingUtilities.invokeLater(r);
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}
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} catch (Exception e) {
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System.out.printf("uh-oh, exception %s\n", e.toString());
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}
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}
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}
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}
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public static void show(Component frameComp, AltosBTKnown known) {
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Frame frame = JOptionPane.getFrameForComponent(frameComp);
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AltosBTManage dialog;
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dialog = new AltosBTManage(frame, known);
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dialog.setVisible(true);
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}
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public AltosBTManage(Frame in_frame, AltosBTKnown in_known) {
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super(in_frame, "Manage Bluetooth Devices", true);
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frame = in_frame;
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bt_known = in_known;
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BTGetVisibleDevices get_visible_devices = new BTGetVisibleDevices();
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bt_thread = new Thread(get_visible_devices);
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bt_thread.start();
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listeners = new LinkedList<ActionListener>();
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found_devices = new LinkedBlockingQueue<AltosBTDevice>();
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Container pane = getScrollablePane();
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pane.setLayout(new GridBagLayout());
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GridBagConstraints c = new GridBagConstraints();
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c.insets = new Insets(4,4,4,4);
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/*
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* Known devices label and list
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*/
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c.fill = GridBagConstraints.NONE;
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c.anchor = GridBagConstraints.WEST;
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c.gridx = 0;
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c.gridy = 0;
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c.gridwidth = 1;
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c.gridheight = 1;
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c.weightx = 0;
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c.weighty = 0;
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pane.add(new JLabel("Known Devices"), c);
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known_devices = new DeviceList();
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for (AltosBTDevice device : bt_known)
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known_devices.add(device);
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JScrollPane known_list_scroller = new JScrollPane(known_devices);
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known_list_scroller.setPreferredSize(new Dimension(400, 80));
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known_list_scroller.setAlignmentX(LEFT_ALIGNMENT);
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c.fill = GridBagConstraints.BOTH;
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c.anchor = GridBagConstraints.WEST;
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c.gridx = 0;
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c.gridy = 1;
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c.gridwidth = 1;
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c.gridheight = 2;
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c.weightx = 1;
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c.weighty = 1;
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pane.add(known_list_scroller, c);
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/*
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* Visible devices label and list
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*/
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c.fill = GridBagConstraints.NONE;
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c.anchor = GridBagConstraints.WEST;
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c.gridx = 2;
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c.gridy = 0;
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c.gridwidth = 1;
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c.gridheight = 1;
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c.weightx = 0;
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c.weighty = 0;
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pane.add(new JLabel("Visible Devices"), c);
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visible_devices = new DeviceList();
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JScrollPane visible_list_scroller = new JScrollPane(visible_devices);
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visible_list_scroller.setPreferredSize(new Dimension(400, 80));
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visible_list_scroller.setAlignmentX(LEFT_ALIGNMENT);
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c.fill = GridBagConstraints.BOTH;
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c.anchor = GridBagConstraints.WEST;
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c.gridx = 2;
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c.gridy = 1;
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c.gridheight = 2;
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c.gridwidth = 1;
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c.weightx = 1;
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c.weighty = 1;
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pane.add(visible_list_scroller, c);
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/*
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* Arrows between the two lists
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*/
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BasicArrowButton select_arrow = new BasicArrowButton(SwingConstants.WEST);
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select_arrow.setActionCommand("select");
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select_arrow.addActionListener(this);
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c.fill = GridBagConstraints.NONE;
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c.anchor = GridBagConstraints.SOUTH;
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c.gridx = 1;
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c.gridy = 1;
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c.gridheight = 1;
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c.gridwidth = 1;
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c.weightx = 0;
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c.weighty = 0;
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pane.add(select_arrow, c);
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BasicArrowButton deselect_arrow = new BasicArrowButton(SwingConstants.EAST);
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deselect_arrow.setActionCommand("deselect");
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deselect_arrow.addActionListener(this);
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c.fill = GridBagConstraints.NONE;
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c.anchor = GridBagConstraints.NORTH;
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c.gridx = 1;
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c.gridy = 2;
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c.gridheight = 1;
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c.gridwidth = 1;
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c.weightx = 0;
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c.weighty = 0;
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pane.add(deselect_arrow, c);
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JButton cancel_button = new JButton("Cancel");
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cancel_button.setActionCommand("cancel");
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cancel_button.addActionListener(this);
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c.fill = GridBagConstraints.NONE;
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c.anchor = GridBagConstraints.CENTER;
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c.gridx = 0;
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c.gridy = 3;
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c.gridheight = 1;
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c.gridwidth = 1;
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c.weightx = 0;
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c.weighty = 0;
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pane.add(cancel_button, c);
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JButton ok_button = new JButton("OK");
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ok_button.setActionCommand("ok");
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ok_button.addActionListener(this);
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c.fill = GridBagConstraints.NONE;
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c.anchor = GridBagConstraints.CENTER;
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c.gridx = 2;
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c.gridy = 3;
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c.gridheight = 1;
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c.gridwidth = 1;
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c.weightx = 0;
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c.weighty = 0;
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pane.add(ok_button, c);
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getRootPane().setDefaultButton(ok_button);
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pack();
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setLocationRelativeTo(frame);
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setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
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addWindowListener(new WindowAdapter() {
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@Override
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public void windowClosing(WindowEvent e) {
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bt_thread.interrupt();
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setVisible(false);
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}
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});
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}
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}
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