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fix nullpointer in previous swipetorefresh fix

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This commit is contained in:
Vincent Breitmoser 2014-09-23 23:49:18 +02:00
parent ab4972b428
commit 07e8729abf
1 changed files with 9 additions and 5 deletions
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14
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/ListAwareSwipeRefreshLayout.java
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@ -88,11 +88,15 @@ public class ListAwareSwipeRefreshLayout extends NoScrollableSwipeRefreshLayout
*/
@Override
public boolean onTouchEvent(MotionEvent event) {
float ratioX = event.getX() / event.getDevice().getMotionRange(MotionEvent.AXIS_X).getMax();
float ratioY = event.getY() / event.getDevice().getMotionRange(MotionEvent.AXIS_Y).getMax();
// if this is the upper right corner, don't handle as pull to refresh event
if (ratioX > 0.85f && ratioY < 0.15f) {
return false;
// The device may be null. This actually happens
if (event.getDevice() != null) {
// MotionEvent.AXIS_X is api level 12, for some reason, so we use a constant 0 here
float ratioX = event.getX() / event.getDevice().getMotionRange(0).getMax();
float ratioY = event.getY() / event.getDevice().getMotionRange(1).getMax();
// if this is the upper right corner, don't handle as pull to refresh event
if (ratioX > 0.85f && ratioY < 0.15f) {
return false;
}
}
return super.onTouchEvent(event);
}