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-rw-r--r--altosui/AltosScanUI.java553
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diff --git a/altosui/AltosScanUI.java b/altosui/AltosScanUI.java
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+/*
+ * 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 altosui;
+
+import java.awt.*;
+import java.awt.event.*;
+import javax.swing.*;
+import javax.swing.filechooser.FileNameExtensionFilter;
+import javax.swing.table.*;
+import javax.swing.event.*;
+import java.io.*;
+import java.util.*;
+import java.text.*;
+import java.util.prefs.*;
+import java.util.concurrent.*;
+import org.altusmetrum.AltosLib.*;
+
+class AltosScanResult {
+ String callsign;
+ int serial;
+ int flight;
+ AltosFrequency frequency;
+ int telemetry;
+
+ boolean interrupted = false;
+
+ public String toString() {
+ return String.format("%-9.9s serial %-4d flight %-4d (%s %s)",
+ callsign, serial, flight, frequency.toShortString(), Altos.telemetry_name(telemetry));
+ }
+
+ public String toShortString() {
+ return String.format("%s %d %d %7.3f %d",
+ callsign, serial, flight, frequency, telemetry);
+ }
+
+ public AltosScanResult(String in_callsign, int in_serial,
+ int in_flight, AltosFrequency in_frequency, int in_telemetry) {
+ callsign = in_callsign;
+ serial = in_serial;
+ flight = in_flight;
+ frequency = in_frequency;
+ telemetry = in_telemetry;
+ }
+
+ public boolean equals(AltosScanResult other) {
+ return (serial == other.serial &&
+ frequency.frequency == other.frequency.frequency &&
+ telemetry == other.telemetry);
+ }
+
+ public boolean up_to_date(AltosScanResult other) {
+ if (flight == 0 && other.flight != 0) {
+ flight = other.flight;
+ return false;
+ }
+ if (callsign.equals("N0CALL") && !other.callsign.equals("N0CALL")) {
+ callsign = other.callsign;
+ return false;
+ }
+ return true;
+ }
+}
+
+class AltosScanResults extends LinkedList<AltosScanResult> implements ListModel {
+
+ LinkedList<ListDataListener> listeners = new LinkedList<ListDataListener>();
+
+ void changed(ListDataEvent de) {
+ for (ListDataListener l : listeners)
+ l.contentsChanged(de);
+ }
+
+ public boolean add(AltosScanResult r) {
+ int i = 0;
+ for (AltosScanResult old : this) {
+ if (old.equals(r)) {
+ if (!old.up_to_date(r))
+ changed (new ListDataEvent(this,
+ ListDataEvent.CONTENTS_CHANGED,
+ i, i));
+ return true;
+ }
+ i++;
+ }
+
+ super.add(r);
+ changed(new ListDataEvent(this,
+ ListDataEvent.INTERVAL_ADDED,
+ this.size() - 2, this.size() - 1));
+ return true;
+ }
+
+ public void addListDataListener(ListDataListener l) {
+ listeners.add(l);
+ }
+
+ public void removeListDataListener(ListDataListener l) {
+ listeners.remove(l);
+ }
+
+ public AltosScanResult getElementAt(int i) {
+ return this.get(i);
+ }
+
+ public int getSize() {
+ return this.size();
+ }
+}
+
+public class AltosScanUI
+ extends AltosDialog
+ implements ActionListener
+{
+ AltosUI owner;
+ AltosDevice device;
+ AltosConfigData config_data;
+ AltosTelemetryReader reader;
+ private JList list;
+ private JLabel scanning_label;
+ private JLabel frequency_label;
+ private JLabel telemetry_label;
+ private JButton cancel_button;
+ private JButton monitor_button;
+ private JCheckBox[] telemetry_boxes;
+ javax.swing.Timer timer;
+ AltosScanResults results = new AltosScanResults();
+
+ int telemetry;
+
+ final static int timeout = 1200;
+ TelemetryHandler handler;
+ Thread thread;
+ AltosFrequency[] frequencies;
+ int frequency_index;
+
+ void scan_exception(Exception e) {
+ if (e instanceof FileNotFoundException) {
+ JOptionPane.showMessageDialog(owner,
+ ((FileNotFoundException) e).getMessage(),
+ "Cannot open target device",
+ JOptionPane.ERROR_MESSAGE);
+ } else if (e instanceof AltosSerialInUseException) {
+ JOptionPane.showMessageDialog(owner,
+ String.format("Device \"%s\" already in use",
+ device.toShortString()),
+ "Device in use",
+ JOptionPane.ERROR_MESSAGE);
+ } else if (e instanceof IOException) {
+ IOException ee = (IOException) e;
+ JOptionPane.showMessageDialog(owner,
+ device.toShortString(),
+ ee.getLocalizedMessage(),
+ JOptionPane.ERROR_MESSAGE);
+ } else {
+ JOptionPane.showMessageDialog(owner,
+ String.format("Connection to \"%s\" failed",
+ device.toShortString()),
+ "Connection Failed",
+ JOptionPane.ERROR_MESSAGE);
+ }
+ close();
+ }
+
+ class TelemetryHandler implements Runnable {
+
+ public void run() {
+
+ boolean interrupted = false;
+
+ try {
+ for (;;) {
+ try {
+ AltosRecord record = reader.read();
+ if (record == null)
+ continue;
+ if ((record.seen & AltosRecord.seen_flight) != 0) {
+ final AltosScanResult result = new AltosScanResult(record.callsign,
+ record.serial,
+ record.flight,
+ frequencies[frequency_index],
+ telemetry);
+ Runnable r = new Runnable() {
+ public void run() {
+ results.add(result);
+ }
+ };
+ SwingUtilities.invokeLater(r);
+ }
+ } catch (ParseException pp) {
+ } catch (AltosCRCException ce) {
+ }
+ }
+ } catch (InterruptedException ee) {
+ interrupted = true;
+ } catch (IOException ie) {
+ } finally {
+ reader.close(interrupted);
+ }
+ }
+ }
+
+ void set_label() {
+ frequency_label.setText(String.format("Frequency: %s", frequencies[frequency_index].toString()));
+ telemetry_label.setText(String.format("Telemetry: %s", Altos.telemetry_name(telemetry)));
+ }
+
+ void set_telemetry() {
+ reader.set_telemetry(telemetry);
+ }
+
+ void set_frequency() throws InterruptedException, TimeoutException {
+ reader.set_frequency(frequencies[frequency_index].frequency);
+ reader.reset();
+ }
+
+ void next() throws InterruptedException, TimeoutException {
+ reader.set_monitor(false);
+ Thread.sleep(100);
+ ++frequency_index;
+ if (frequency_index >= frequencies.length ||
+ !telemetry_boxes[telemetry - Altos.ao_telemetry_min].isSelected())
+ {
+ frequency_index = 0;
+ do {
+ ++telemetry;
+ if (telemetry > Altos.ao_telemetry_max)
+ telemetry = Altos.ao_telemetry_min;
+ } while (!telemetry_boxes[telemetry - Altos.ao_telemetry_min].isSelected());
+ set_telemetry();
+ }
+ set_frequency();
+ set_label();
+ reader.set_monitor(true);
+ }
+
+
+ void close() {
+ if (thread != null && thread.isAlive()) {
+ thread.interrupt();
+ try {
+ thread.join();
+ } catch (InterruptedException ie) {}
+ }
+ thread = null;
+ if (timer != null)
+ timer.stop();
+ setVisible(false);
+ dispose();
+ }
+
+ void tick_timer() throws InterruptedException, TimeoutException {
+ next();
+ }
+
+ public void actionPerformed(ActionEvent e) {
+ String cmd = e.getActionCommand();
+
+ try {
+ if (cmd.equals("cancel"))
+ close();
+
+ if (cmd.equals("tick"))
+ tick_timer();
+
+ if (cmd.equals("telemetry")) {
+ int k;
+ int scanning_telemetry = 0;
+ for (k = Altos.ao_telemetry_min; k <= Altos.ao_telemetry_max; k++) {
+ int j = k - Altos.ao_telemetry_min;
+ if (telemetry_boxes[j].isSelected())
+ scanning_telemetry |= (1 << k);
+ }
+ if (scanning_telemetry == 0) {
+ scanning_telemetry |= (1 << Altos.ao_telemetry_standard);
+ telemetry_boxes[Altos.ao_telemetry_standard - Altos.ao_telemetry_min].setSelected(true);
+ }
+ AltosUIPreferences.set_scanning_telemetry(scanning_telemetry);
+ }
+
+ if (cmd.equals("monitor")) {
+ close();
+ AltosScanResult r = (AltosScanResult) (list.getSelectedValue());
+ if (r != null) {
+ if (device != null) {
+ if (reader != null) {
+ reader.set_telemetry(r.telemetry);
+ reader.set_frequency(r.frequency.frequency);
+ reader.save_frequency();
+ owner.telemetry_window(device);
+ }
+ }
+ }
+ }
+ } catch (TimeoutException te) {
+ close();
+ } catch (InterruptedException ie) {
+ close();
+ }
+ }
+
+ /* A window listener to catch closing events and tell the config code */
+ class ConfigListener extends WindowAdapter {
+ AltosScanUI ui;
+
+ public ConfigListener(AltosScanUI this_ui) {
+ ui = this_ui;
+ }
+
+ public void windowClosing(WindowEvent e) {
+ ui.actionPerformed(new ActionEvent(e.getSource(),
+ ActionEvent.ACTION_PERFORMED,
+ "close"));
+ }
+ }
+
+ private boolean open() {
+ device = AltosDeviceDialog.show(owner, Altos.product_basestation);
+ if (device == null)
+ return false;
+ try {
+ reader = new AltosTelemetryReader(new AltosSerial(device));
+ set_frequency();
+ set_telemetry();
+ try {
+ Thread.sleep(100);
+ } catch (InterruptedException ie) {
+ }
+ reader.flush();
+ handler = new TelemetryHandler();
+ thread = new Thread(handler);
+ thread.start();
+ return true;
+ } catch (FileNotFoundException ee) {
+ JOptionPane.showMessageDialog(owner,
+ ee.getMessage(),
+ "Cannot open target device",
+ JOptionPane.ERROR_MESSAGE);
+ } catch (AltosSerialInUseException si) {
+ JOptionPane.showMessageDialog(owner,
+ String.format("Device \"%s\" already in use",
+ device.toShortString()),
+ "Device in use",
+ JOptionPane.ERROR_MESSAGE);
+ } catch (IOException ee) {
+ JOptionPane.showMessageDialog(owner,
+ device.toShortString(),
+ "Unkonwn I/O error",
+ JOptionPane.ERROR_MESSAGE);
+ } catch (TimeoutException te) {
+ JOptionPane.showMessageDialog(owner,
+ device.toShortString(),
+ "Timeout error",
+ JOptionPane.ERROR_MESSAGE);
+ } catch (InterruptedException ie) {
+ JOptionPane.showMessageDialog(owner,
+ device.toShortString(),
+ "Interrupted exception",
+ JOptionPane.ERROR_MESSAGE);
+ }
+ if (reader != null)
+ reader.close(false);
+ return false;
+ }
+
+ public AltosScanUI(AltosUI in_owner) {
+
+ owner = in_owner;
+
+ frequencies = AltosUIPreferences.common_frequencies();
+ frequency_index = 0;
+ telemetry = Altos.ao_telemetry_min;
+
+ if (!open())
+ return;
+
+ Container pane = getContentPane();
+ GridBagConstraints c = new GridBagConstraints();
+ Insets i = new Insets(4,4,4,4);
+
+ timer = new javax.swing.Timer(timeout, this);
+ timer.setActionCommand("tick");
+ timer.restart();
+
+ owner = in_owner;
+
+ pane.setLayout(new GridBagLayout());
+
+ scanning_label = new JLabel("Scanning:");
+ frequency_label = new JLabel("");
+ telemetry_label = new JLabel("");
+
+ set_label();
+
+ c.fill = GridBagConstraints.HORIZONTAL;
+ c.anchor = GridBagConstraints.WEST;
+ c.insets = i;
+ c.weightx = 1;
+ c.weighty = 1;
+
+ c.gridx = 0;
+ c.gridy = 0;
+ c.gridwidth = 2;
+
+ pane.add(scanning_label, c);
+ c.gridy = 1;
+ pane.add(frequency_label, c);
+ c.gridy = 2;
+ pane.add(telemetry_label, c);
+
+ int scanning_telemetry = AltosUIPreferences.scanning_telemetry();
+ telemetry_boxes = new JCheckBox[Altos.ao_telemetry_max - Altos.ao_telemetry_min + 1];
+ for (int k = Altos.ao_telemetry_min; k <= Altos.ao_telemetry_max; k++) {
+ int j = k - Altos.ao_telemetry_min;
+ telemetry_boxes[j] = new JCheckBox(AltosLib.telemetry_name(k));
+ c.gridy = 3 + j;
+ pane.add(telemetry_boxes[j], c);
+ telemetry_boxes[j].setActionCommand("telemetry");
+ telemetry_boxes[j].addActionListener(this);
+ telemetry_boxes[j].setSelected((scanning_telemetry & (1 << k)) != 0);
+ }
+
+ int y_offset = 3 + (Altos.ao_telemetry_max - Altos.ao_telemetry_min + 1);
+
+ list = new JList(results) {
+ //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);
+ }
+ };
+
+ list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+ list.setLayoutOrientation(JList.HORIZONTAL_WRAP);
+ list.setVisibleRowCount(-1);
+
+ list.addMouseListener(new MouseAdapter() {
+ public void mouseClicked(MouseEvent e) {
+ if (e.getClickCount() == 2) {
+ monitor_button.doClick(); //emulate button click
+ }
+ }
+ });
+ JScrollPane listScroller = new JScrollPane(list);
+ listScroller.setPreferredSize(new Dimension(400, 80));
+ listScroller.setAlignmentX(LEFT_ALIGNMENT);
+
+ //Create a container so that we can add a title around
+ //the scroll pane. Can't add a title directly to the
+ //scroll pane because its background would be white.
+ //Lay out the label and scroll pane from top to bottom.
+ JPanel listPane = new JPanel();
+ listPane.setLayout(new BoxLayout(listPane, BoxLayout.PAGE_AXIS));
+
+ JLabel label = new JLabel("Select Device");
+ label.setLabelFor(list);
+ listPane.add(label);
+ listPane.add(Box.createRigidArea(new Dimension(0,5)));
+ listPane.add(listScroller);
+ listPane.setBorder(BorderFactory.createEmptyBorder(10,10,10,10));
+
+ c.fill = GridBagConstraints.BOTH;
+ c.anchor = GridBagConstraints.CENTER;
+ c.insets = i;
+ c.weightx = 1;
+ c.weighty = 1;
+
+ c.gridx = 0;
+ c.gridy = y_offset;
+ c.gridwidth = 2;
+ c.anchor = GridBagConstraints.CENTER;
+
+ pane.add(listPane, c);
+
+ cancel_button = new JButton("Cancel");
+ cancel_button.addActionListener(this);
+ cancel_button.setActionCommand("cancel");
+
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.CENTER;
+ c.insets = i;
+ c.weightx = 1;
+ c.weighty = 1;
+
+ c.gridx = 0;
+ c.gridy = y_offset + 1;
+ c.gridwidth = 1;
+ c.anchor = GridBagConstraints.CENTER;
+
+ pane.add(cancel_button, c);
+
+ monitor_button = new JButton("Monitor");
+ monitor_button.addActionListener(this);
+ monitor_button.setActionCommand("monitor");
+
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.CENTER;
+ c.insets = i;
+ c.weightx = 1;
+ c.weighty = 1;
+
+ c.gridx = 1;
+ c.gridy = y_offset + 1;
+ c.gridwidth = 1;
+ c.anchor = GridBagConstraints.CENTER;
+
+ pane.add(monitor_button, c);
+
+ pack();
+ setLocationRelativeTo(owner);
+
+ addWindowListener(new ConfigListener(this));
+
+ setVisible(true);
+ }
+} \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2025-10-31 19:38:28 +0000