Fix scheduled-swap crash

It turns out that, with the right timing, onItemSelected() can be called while the activity is paused.
google · May 22, 2014 · f3c8c3d · f3c8c3d
1 parent 8a2b595
commit f3c8c3d
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/com/android/grafika/ScheduledSwapActivity.java b/src/com/android/grafika/ScheduledSwapActivity.java
@@ -262,7 +262,10 @@ public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {
             throw new RuntimeException("Unknown spinner");
         }
 
-        if (updated) {
+        if (mRenderThread == null) {
+            // huh
+            Log.d(TAG, "In onItemSelected while the activity is paused");
+        } else if (updated) {
             RenderHandler rh = mRenderThread.getHandler();
             if (rh != null) {
                 rh.sendSetParameters(mUpdatePatternIndex, mFramesAheadIndex);