import java.lang.*;
import java.util.*;
import javax.swing.*;
+import java.awt.*;
+import java.awt.event.*;
import libaltosJNI.libaltos;
import libaltosJNI.altos_device;
import libaltosJNI.SWIGTYPE_p_altos_file;
import libaltosJNI.SWIGTYPE_p_altos_list;
import altosui.AltosDevice;
-public class AltosDeviceDialog {
+public class AltosDeviceDialog extends JDialog implements ActionListener {
- static altos_device show (JFrame frame, String product) {
+ private static AltosDeviceDialog dialog;
+ private static AltosDevice value = null;
+ private JList list;
+
+ public static AltosDevice show (Component frameComp, int product) {
+
+ Frame frame = JOptionPane.getFrameForComponent(frameComp);
AltosDevice[] devices;
devices = AltosDevice.list(product);
- if (devices != null & devices.length > 0) {
- Object o = JOptionPane.showInputDialog(frame,
- "Select a device",
- "Device Selection",
- JOptionPane.PLAIN_MESSAGE,
- null,
- devices,
- devices[0]);
- return (altos_device) o;
+
+ if (devices != null && devices.length > 0) {
+ value = null;
+ dialog = new AltosDeviceDialog(frame, frameComp,
+ devices,
+ devices[0]);
+
+ dialog.setVisible(true);
+ return value;
} else {
- JOptionPane.showMessageDialog(frame,
- "No AltOS devices available",
- "No AltOS devices",
- JOptionPane.ERROR_MESSAGE);
+ /* check for missing altos JNI library, which
+ * will put up its own error dialog
+ */
+ if (AltosUI.load_library(frame)) {
+ JOptionPane.showMessageDialog(frame,
+ "No AltOS devices available",
+ "No AltOS devices",
+ JOptionPane.ERROR_MESSAGE);
+ }
return null;
}
}
+
+ private AltosDeviceDialog (Frame frame, Component location,
+ AltosDevice[] devices,
+ AltosDevice initial) {
+ super(frame, "Device Selection", true);
+
+ value = null;
+
+ JButton cancelButton = new JButton("Cancel");
+ cancelButton.addActionListener(this);
+
+ final JButton selectButton = new JButton("Select");
+ selectButton.setActionCommand("select");
+ selectButton.addActionListener(this);
+ getRootPane().setDefaultButton(selectButton);
+
+ list = new JList(devices) {
+ //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) {
+ selectButton.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));
+
+ //Lay out the buttons from left to right.
+ JPanel buttonPane = new JPanel();
+ buttonPane.setLayout(new BoxLayout(buttonPane, BoxLayout.LINE_AXIS));
+ buttonPane.setBorder(BorderFactory.createEmptyBorder(0, 10, 10, 10));
+ buttonPane.add(Box.createHorizontalGlue());
+ buttonPane.add(cancelButton);
+ buttonPane.add(Box.createRigidArea(new Dimension(10, 0)));
+ buttonPane.add(selectButton);
+
+ //Put everything together, using the content pane's BorderLayout.
+ Container contentPane = getContentPane();
+ contentPane.add(listPane, BorderLayout.CENTER);
+ contentPane.add(buttonPane, BorderLayout.PAGE_END);
+
+ //Initialize values.
+ list.setSelectedValue(initial, true);
+ pack();
+ setLocationRelativeTo(location);
+ }
+
+ //Handle clicks on the Set and Cancel buttons.
+ public void actionPerformed(ActionEvent e) {
+ if ("select".equals(e.getActionCommand()))
+ AltosDeviceDialog.value = (AltosDevice)(list.getSelectedValue());
+ AltosDeviceDialog.dialog.setVisible(false);
+ }
+
}