altosdroid: Skip clicks on BT device entries that are too short

Maybe these are some kind of extra object? In any case, nothing that
we care about, so just ignore the click.

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

diff --git a/altosdroid/app/src/main/java/org/altusmetrum/AltosDroid/DeviceListActivity.java b/altosdroid/app/src/main/java/org/altusmetrum/AltosDroid/DeviceListActivity.java
index 1c3e1dbab21019bd9bfa82423e820a2129720c00..60fba9d367126bec3317e120fd05c0bee3a00381 100644 (file)
--- a/altosdroid/app/src/main/java/org/altusmetrum/AltosDroid/DeviceListActivity.java
+++ b/altosdroid/app/src/main/java/org/altusmetrum/AltosDroid/DeviceListActivity.java
@@ -152,11 +152,16 @@ public class DeviceListActivity extends Activity {
        // The on-click listener for all devices in the ListViews
        private OnItemClickListener mDeviceClickListener = new OnItemClickListener() {
                public void onItemClick(AdapterView<?> av, View v, int arg2, long arg3) {
+                       // Get the device MAC address, which is the last 17 chars in the View
+                       String info = ((TextView) v).getText().toString();
+
+                       /* Ignore clicks on items that are too short */
+                       if (info.length() <= 17)
+                               return;
+
                        // Cancel discovery because it's costly and we're about to connect
                        mBtAdapter.cancelDiscovery();
 
-                       // Get the device MAC address, which is the last 17 chars in the View
-                       String info = ((TextView) v).getText().toString();
                        String address = info.substring(info.length() - 17);
 
                        int newline = info.indexOf('\n');