+/*
+ * Copyright © 2011 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+package org.altusmetrum.altosuilib_2;
+
+import java.awt.*;
+import java.awt.event.*;
+import javax.swing.*;
+import javax.swing.plaf.basic.*;
+import java.util.*;
+import java.util.concurrent.*;
+import org.altusmetrum.altoslib_4.*;
+
+public class AltosBTManage extends AltosUIDialog implements ActionListener, Iterable<AltosBTDevice> {
+ LinkedBlockingQueue<AltosBTDevice> found_devices;
+ Frame frame;
+ LinkedList<ActionListener> listeners;
+ AltosBTKnown bt_known;
+
+ class DeviceList extends JList<AltosBTDevice> implements Iterable<AltosBTDevice> {
+ LinkedList<AltosBTDevice> devices;
+ DefaultListModel<AltosBTDevice> list_model;
+
+ public void add (AltosBTDevice device) {
+ if (!devices.contains(device)) {
+ devices.add(device);
+ list_model.addElement(device);
+ }
+ }
+
+ public void remove (AltosBTDevice device) {
+ if (devices.contains(device)) {
+ devices.remove(device);
+ list_model.removeElement(device);
+ }
+ }
+
+ public boolean contains(AltosBTDevice device) {
+ return devices.contains(device);
+ }
+
+ //Subclass JList to workaround bug 4832765, which can cause the
+ //scroll pane to not let the user easily scroll up to the beginning
+ //of the list. An alternative would be to set the unitIncrement
+ //of the JScrollBar to a fixed value. You wouldn't get the nice
+ //aligned scrolling, but it should work.
+ public int getScrollableUnitIncrement(Rectangle visibleRect,
+ int orientation,
+ int direction) {
+ int row;
+ if (orientation == SwingConstants.VERTICAL &&
+ direction < 0 && (row = getFirstVisibleIndex()) != -1) {
+ Rectangle r = getCellBounds(row, row);
+ if ((r.y == visibleRect.y) && (row != 0)) {
+ Point loc = r.getLocation();
+ loc.y--;
+ int prevIndex = locationToIndex(loc);
+ Rectangle prevR = getCellBounds(prevIndex, prevIndex);
+
+ if (prevR == null || prevR.y >= r.y) {
+ return 0;
+ }
+ return prevR.height;
+ }
+ }
+ return super.getScrollableUnitIncrement(
+ visibleRect, orientation, direction);
+ }
+
+ public Iterator<AltosBTDevice> iterator() {
+ return devices.iterator();
+ }
+
+ public java.util.List<AltosBTDevice> selected_list() throws InterruptedException {
+ return getSelectedValuesList();
+ }
+
+ public DeviceList() {
+ devices = new LinkedList<AltosBTDevice>();
+ list_model = new DefaultListModel<AltosBTDevice>();
+ setModel(list_model);
+ setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
+ setLayoutOrientation(JList.HORIZONTAL_WRAP);
+ setVisibleRowCount(-1);
+ }
+ }
+
+ DeviceList visible_devices;
+
+ DeviceList known_devices;
+ Thread bt_thread;
+
+ public Iterator<AltosBTDevice> iterator() {
+ return known_devices.iterator();
+ }
+
+ public void commit() {
+ bt_known.set(this);
+ }
+
+ public void add_known() {
+ try {
+ for (AltosBTDevice device : visible_devices.selected_list()) {
+ known_devices.add(device);
+ visible_devices.remove(device);
+ }
+ } catch (InterruptedException ie) {
+ }
+ }
+
+ public void remove_known() {
+ try {
+ for (AltosBTDevice device : known_devices.selected_list()) {
+ known_devices.remove(device);
+ visible_devices.add(device);
+ }
+ } catch (InterruptedException ie) {
+ }
+ }
+
+ public void addActionListener(ActionListener l) {
+ listeners.add(l);
+ }
+
+ private void forwardAction(ActionEvent e) {
+ for (ActionListener l : listeners)
+ l.actionPerformed(e);
+ }
+
+ public void actionPerformed(ActionEvent e) {
+ String command = e.getActionCommand();
+ if ("ok".equals(command)) {
+ bt_thread.interrupt();
+ commit();
+ setVisible(false);
+ forwardAction(e);
+ } else if ("cancel".equals(command)) {
+ bt_thread.interrupt();
+ setVisible(false);
+ forwardAction(e);
+ } else if ("select".equals(command)) {
+ add_known();
+ } else if ("deselect".equals(command)) {
+ remove_known();
+ }
+ }
+
+ public void got_visible_device() {
+ while (!found_devices.isEmpty()) {
+ AltosBTDevice device = found_devices.remove();
+ if (!known_devices.contains(device))
+ visible_devices.add(device);
+ }
+ }
+
+ class BTGetVisibleDevices implements Runnable {
+ public void run () {
+ for (;;)
+ for (int time = 1; time <= 8; time <<= 1) {
+ AltosBTDeviceIterator i = new AltosBTDeviceIterator(time);
+ AltosBTDevice device;
+
+ if (Thread.interrupted())
+ return;
+ try {
+ while ((device = i.next()) != null) {
+ Runnable r;
+
+ if (Thread.interrupted())
+ return;
+ found_devices.add(device);
+ r = new Runnable() {
+ public void run() {
+ got_visible_device();
+ }
+ };
+ SwingUtilities.invokeLater(r);
+ }
+ } catch (Exception e) {
+ System.out.printf("uh-oh, exception %s\n", e.toString());
+ }
+ }
+ }
+ }
+
+ public static void show(Component frameComp, AltosBTKnown known) {
+ Frame frame = JOptionPane.getFrameForComponent(frameComp);
+ AltosBTManage dialog;
+
+ dialog = new AltosBTManage(frame, known);
+ dialog.setVisible(true);
+ }
+
+ public AltosBTManage(Frame in_frame, AltosBTKnown in_known) {
+ super(in_frame, "Manage Bluetooth Devices", true);
+
+ frame = in_frame;
+ bt_known = in_known;
+ BTGetVisibleDevices get_visible_devices = new BTGetVisibleDevices();
+ bt_thread = new Thread(get_visible_devices);
+ bt_thread.start();
+
+ listeners = new LinkedList<ActionListener>();
+
+ found_devices = new LinkedBlockingQueue<AltosBTDevice>();
+
+ Container pane = getContentPane();
+ pane.setLayout(new GridBagLayout());
+
+ GridBagConstraints c = new GridBagConstraints();
+ c.insets = new Insets(4,4,4,4);
+
+ /*
+ * Known devices label and list
+ */
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.WEST;
+ c.gridx = 0;
+ c.gridy = 0;
+ c.gridwidth = 1;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(new JLabel("Known Devices"), c);
+
+ known_devices = new DeviceList();
+ for (AltosBTDevice device : bt_known)
+ known_devices.add(device);
+
+ JScrollPane known_list_scroller = new JScrollPane(known_devices);
+ known_list_scroller.setPreferredSize(new Dimension(400, 80));
+ known_list_scroller.setAlignmentX(LEFT_ALIGNMENT);
+ c.fill = GridBagConstraints.BOTH;
+ c.anchor = GridBagConstraints.WEST;
+ c.gridx = 0;
+ c.gridy = 1;
+ c.gridwidth = 1;
+ c.gridheight = 2;
+ c.weightx = 1;
+ c.weighty = 1;
+ pane.add(known_list_scroller, c);
+
+ /*
+ * Visible devices label and list
+ */
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.WEST;
+ c.gridx = 2;
+ c.gridy = 0;
+ c.gridwidth = 1;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+
+ pane.add(new JLabel("Visible Devices"), c);
+
+ visible_devices = new DeviceList();
+ JScrollPane visible_list_scroller = new JScrollPane(visible_devices);
+ visible_list_scroller.setPreferredSize(new Dimension(400, 80));
+ visible_list_scroller.setAlignmentX(LEFT_ALIGNMENT);
+ c.fill = GridBagConstraints.BOTH;
+ c.anchor = GridBagConstraints.WEST;
+ c.gridx = 2;
+ c.gridy = 1;
+ c.gridheight = 2;
+ c.gridwidth = 1;
+ c.weightx = 1;
+ c.weighty = 1;
+ pane.add(visible_list_scroller, c);
+
+ /*
+ * Arrows between the two lists
+ */
+ BasicArrowButton select_arrow = new BasicArrowButton(SwingConstants.WEST);
+ select_arrow.setActionCommand("select");
+ select_arrow.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.SOUTH;
+ c.gridx = 1;
+ c.gridy = 1;
+ c.gridheight = 1;
+ c.gridwidth = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(select_arrow, c);
+
+ BasicArrowButton deselect_arrow = new BasicArrowButton(SwingConstants.EAST);
+ deselect_arrow.setActionCommand("deselect");
+ deselect_arrow.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.NORTH;
+ c.gridx = 1;
+ c.gridy = 2;
+ c.gridheight = 1;
+ c.gridwidth = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(deselect_arrow, c);
+
+ JButton cancel_button = new JButton("Cancel");
+ cancel_button.setActionCommand("cancel");
+ cancel_button.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.CENTER;
+ c.gridx = 0;
+ c.gridy = 3;
+ c.gridheight = 1;
+ c.gridwidth = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(cancel_button, c);
+
+ JButton ok_button = new JButton("OK");
+ ok_button.setActionCommand("ok");
+ ok_button.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.CENTER;
+ c.gridx = 2;
+ c.gridy = 3;
+ c.gridheight = 1;
+ c.gridwidth = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(ok_button, c);
+
+ getRootPane().setDefaultButton(ok_button);
+
+ pack();
+ setLocationRelativeTo(frame);
+ setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
+ addWindowListener(new WindowAdapter() {
+ @Override
+ public void windowClosing(WindowEvent e) {
+ bt_thread.interrupt();
+ setVisible(false);
+ }
+ });
+ }
+}
projects / fw / altos / commitdiff