altosui: Report error message back from libaltos

This includes changing all of the error dialogs to show the error
message rather than just the file name.

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

1 files changed, 1 insertions, 0 deletions

diff --git a/altosui/AltosDevice.java b/altosui/AltosDevice.java
index 3357c550..1b5c1a91 100644
--- a/altosui/AltosDevice.java
+++ b/altosui/AltosDevice.java
@@ -26,5 +26,6 @@ public interface AltosDevice {
 	public abstract int getSerial();
 	public abstract String getPath();
 	public abstract boolean matchProduct(int product);
+	public abstract String getErrorString();
 	public SWIGTYPE_p_altos_file open();
 }