Fix NullPointerException in NumberPickerPreferenceDialogFragment

2016-10-14 00:18:28 +08:00
parent 7d099b1faf
commit 52ead0a02c
1 changed files with 3 additions and 2 deletions
@@ -30,7 +30,8 @@ class NumberPickerPreferenceDialogFragment extends PreferenceDialogFragment {
      val value = picker.getValue
      if (preference.callChangeListener(value)) preference.setValue(value)
    }
-    inputMethodManager.hideSoftInputFromWindow(getActivity.getCurrentFocus.getWindowToken,
-      InputMethodManager.HIDE_NOT_ALWAYS)
+    val focus = getActivity.getCurrentFocus
+    if (focus != null)
+      inputMethodManager.hideSoftInputFromWindow(focus.getWindowToken, InputMethodManager.HIDE_NOT_ALWAYS)
  }
 }