@Override public void setFocusable(boolean focusable) { final T adapter = getAdapter(); final boolean empty = adapter == null || adapter.getCount() == 0; mDesiredFocusableState = focusable; if (!focusable) { mDesiredFocusableInTouchModeState = false; } super.setFocusable(focusable && (!empty || isInFilterMode())); }
void checkFocus() { final T adapter = getAdapter(); final boolean empty = adapter == null || adapter.getCount() == 0; final boolean focusable = !empty || isInFilterMode(); super.setFocusableInTouchMode(focusable && mDesiredFocusableInTouchModeState); super.setFocusable(focusable && mDesiredFocusableState); if (mEmptyView != null) { updateEmptyStatus(adapter == null || adapter.isEmpty()); } }