+/*
+ * 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 javax.swing.plaf.basic.*;
+import java.io.*;
+import java.util.*;
+import java.text.*;
+import java.util.prefs.*;
+import java.util.concurrent.*;
+
+class AltosEditFreqUI extends JDialog implements ActionListener {
+ Frame frame;
+ JTextField frequency;
+ JTextField description;
+ JButton ok_button, cancel_button;
+ boolean got_ok;
+
+ public void actionPerformed(ActionEvent e) {
+ String cmd = e.getActionCommand();
+
+ if ("ok".equals(cmd)) {
+ got_ok = true;
+ setVisible(false);
+ }
+ if ("cancel".equals(cmd)) {
+ got_ok = false;
+ setVisible(false);
+ }
+ }
+
+ public AltosFrequency get() {
+ if (!got_ok)
+ return null;
+
+ String f_s = frequency.getText();
+ String d_s = description.getText();
+
+ try {
+ double f_d = Double.parseDouble(f_s);
+
+ return new AltosFrequency(f_d, d_s);
+ } catch (NumberFormatException ne) {
+ }
+ return null;
+ }
+
+ public AltosEditFreqUI(Frame in_frame, AltosFrequency existing) {
+ super(in_frame, true);
+
+ got_ok = false;
+ frame = in_frame;
+
+ Container pane = getContentPane();
+ pane.setLayout(new GridBagLayout());
+
+ GridBagConstraints c = new GridBagConstraints();
+ c.insets = new Insets (4,4,4,4);
+
+ 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("Frequency"), c);
+
+ frequency = new JTextField(12);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.WEST;
+ c.gridx = 1;
+ c.gridy = 0;
+ c.gridwidth = 1;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(frequency, c);
+
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.WEST;
+ c.gridx = 0;
+ c.gridy = 1;
+ c.gridwidth = 1;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(new JLabel("Description"), c);
+
+ description = new JTextField(12);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.WEST;
+ c.gridx = 1;
+ c.gridy = 1;
+ c.gridwidth = 1;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(description, c);
+
+ ok_button = new JButton("OK");
+ ok_button.setActionCommand("ok");
+ ok_button.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.WEST;
+ c.gridx = 0;
+ c.gridy = 2;
+ c.gridwidth = 1;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(ok_button, c);
+
+ cancel_button = new JButton("Cancel");
+ cancel_button.setActionCommand("cancel");
+ cancel_button.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.WEST;
+ c.gridx = 1;
+ c.gridy = 2;
+ c.gridwidth = 1;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(cancel_button, c);
+
+ if (existing == null)
+ setTitle("Add New Frequency");
+ else {
+ setTitle("Edit Existing Frequency");
+ frequency.setText(String.format("%7.3f", existing.frequency));
+ description.setText(existing.description);
+ }
+ getRootPane().setDefaultButton(ok_button);
+
+ pack();
+ setLocationRelativeTo(frame);
+
+ }
+
+ public AltosEditFreqUI(Frame in_frame) {
+ this(in_frame, (AltosFrequency) null);
+ }
+}
+
+public class AltosConfigFreqUI extends JDialog implements ActionListener {
+
+ Frame frame;
+ LinkedList<ActionListener> listeners;
+
+ class FrequencyList extends JList {
+ DefaultListModel list_model;
+
+ public void add(AltosFrequency frequency) {
+ int i;
+ for (i = 0; i < list_model.size(); i++) {
+ AltosFrequency f = (AltosFrequency) list_model.get(i);
+ if (f.frequency == frequency.frequency)
+ return;
+ if (f.frequency > frequency.frequency)
+ break;
+ }
+ list_model.insertElementAt(frequency, i);
+ }
+
+ public void remove(AltosFrequency frequency) {
+ list_model.removeElement(frequency);
+ }
+
+ //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 AltosFrequency selected() {
+ AltosFrequency f = (AltosFrequency) getSelectedValue();
+ return f;
+ }
+
+ public AltosFrequency[] frequencies() {
+ AltosFrequency[] ret;
+
+ ret = new AltosFrequency[list_model.size()];
+ for (int i = 0; i < list_model.size(); i++)
+ ret[i] = (AltosFrequency) list_model.get(i);
+ return ret;
+ }
+
+ public FrequencyList(AltosFrequency[] in_frequencies) {
+ list_model = new DefaultListModel();
+ setModel(list_model);
+ setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
+ setLayoutOrientation(JList.HORIZONTAL_WRAP);
+ for (int i = 0; i < in_frequencies.length; i++) {
+ add(in_frequencies[i]);
+ }
+ setVisibleRowCount(in_frequencies.length);
+ }
+ }
+
+ FrequencyList frequencies;
+
+ void save_frequencies() {
+ AltosPreferences.set_common_frequencies(frequencies.frequencies());
+ }
+
+ JButton add, edit, remove;
+
+ JButton cancel, ok;
+
+ public void actionPerformed(ActionEvent e) {
+ String cmd = e.getActionCommand();
+
+ if ("ok".equals(cmd)) {
+ save_frequencies();
+ setVisible(false);
+ } else if ("cancel".equals(cmd)) {
+ setVisible(false);
+ } else if ("add".equals(cmd)) {
+ AltosEditFreqUI ui = new AltosEditFreqUI(frame);
+ ui.setVisible(true);
+ AltosFrequency f = ui.get();
+ if (f != null)
+ frequencies.add(f);
+ } else if ("edit".equals(cmd)) {
+ AltosFrequency old_f = frequencies.selected();
+ if (old_f == null)
+ return;
+ AltosEditFreqUI ui = new AltosEditFreqUI(frame, old_f);
+ ui.setVisible(true);
+ AltosFrequency new_f = ui.get();
+ if (new_f != null) {
+ if (old_f != null)
+ frequencies.remove(old_f);
+ frequencies.add(new_f);
+ }
+ } else if ("remove".equals(cmd)) {
+ AltosFrequency old_f = frequencies.selected();
+ if (old_f == null)
+ return;
+ int ret = JOptionPane.showConfirmDialog(this,
+ String.format("Remove frequency \"%s\"?",
+ old_f.toShortString()),
+ "Remove Frequency",
+ JOptionPane.YES_NO_OPTION);
+ if (ret == JOptionPane.YES_OPTION)
+ frequencies.remove(old_f);
+ }
+ }
+
+ public AltosFrequency[] frequencies() {
+ return frequencies.frequencies();
+ }
+
+ public AltosConfigFreqUI(Frame in_frame,
+ AltosFrequency[] in_frequencies) {
+ super(in_frame, "Manage Frequencies", true);
+
+ frame = in_frame;
+
+ listeners = new LinkedList<ActionListener>();
+
+ frequencies = new FrequencyList(in_frequencies);
+
+ Container pane = getContentPane();
+ pane.setLayout(new GridBagLayout());
+
+ GridBagConstraints c = new GridBagConstraints();
+ c.insets = new Insets(4,4,4,4);
+
+ /*
+ * Frequencies 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("Frequencies"), c);
+
+ JScrollPane list_scroller = new JScrollPane(frequencies);
+ list_scroller.setAlignmentX(LEFT_ALIGNMENT);
+ c.fill = GridBagConstraints.BOTH;
+ c.anchor = GridBagConstraints.WEST;
+ c.gridx = 0;
+ c.gridy = 1;
+ c.gridwidth = 6;
+ c.gridheight = 2;
+ c.weightx = 1;
+ c.weighty = 1;
+ pane.add(list_scroller, c);
+
+ add = new JButton("Add");
+ add.setActionCommand("add");
+ add.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.CENTER;
+ c.gridx = 0;
+ c.gridy = 3;
+ c.gridwidth = 2;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(add, c);
+
+ edit = new JButton("Edit");
+ edit.setActionCommand("edit");
+ edit.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.CENTER;
+ c.gridx = 2;
+ c.gridy = 3;
+ c.gridwidth = 2;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(edit, c);
+
+ remove = new JButton("Remove");
+ remove.setActionCommand("remove");
+ remove.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.CENTER;
+ c.gridx = 4;
+ c.gridy = 3;
+ c.gridwidth = 2;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(remove, c);
+
+ ok = new JButton("OK");
+ ok.setActionCommand("ok");
+ ok.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.CENTER;
+ c.gridx = 0;
+ c.gridy = 4;
+ c.gridwidth = 3;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(ok, c);
+
+ cancel = new JButton("Cancel");
+ cancel.setActionCommand("cancel");
+ cancel.addActionListener(this);
+ c.fill = GridBagConstraints.NONE;
+ c.anchor = GridBagConstraints.CENTER;
+ c.gridx = 3;
+ c.gridy = 4;
+ c.gridwidth = 3;
+ c.gridheight = 1;
+ c.weightx = 0;
+ c.weighty = 0;
+ pane.add(cancel, c);
+
+ pack();
+ setLocationRelativeTo(frame);
+ }
+
+ public static void show(Component frameComp) {
+ Frame frame = JOptionPane.getFrameForComponent(frameComp);
+ AltosConfigFreqUI dialog;
+
+ dialog = new AltosConfigFreqUI(frame, AltosPreferences.common_frequencies());
+ dialog.setVisible(true);
+ }
+
+}
projects / fw / altos / commitdiff