altosui: Catch I/O errors on telemetry device, report to user

This catches the USB device being unplugged and makes sure the
user sees an error dialog in this case.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 30 insertions, 0 deletions

diff --git a/ao-tools/altosui/AltosLine.java b/ao-tools/altosui/AltosLine.java
new file mode 100644
index 00000000..86e9d4c6
--- /dev/null
+++ b/ao-tools/altosui/AltosLine.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright © 2010 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;
+
+public class AltosLine {
+	public String	line;
+
+	public AltosLine() {
+		line = null;
+	}
+
+	public AltosLine(String s) {
+		line = s;
+	}
+}
\ No newline at end of file