private void selectAfterClear(int index) {
if (mySource.isEmpty()) {
getOnLastItemDeleted().run();
} else {
if (index < mySource.size()) {
Cell target = getChildCells().get(index);
CellActions.toFirstFocusable(target).run();
} else {
Cell target = getChildCells().get(index - 1);
CellActions.toLastFocusable(target).run();
}
}
}
private Runnable replaceWith(final BinaryExpression newExpr) {
final Mapper<?, ?> root = Mappers.getRoot(myMapper);
BinaryExpression oldExpr = myMapper.getSource();
oldExpr.replaceWith(newExpr);
Expression left = oldExpr.left.get();
if (left != null) {
left.removeFromParent();
}
Expression right = oldExpr.right.get();
if (right != null) {
right.removeFromParent();
}
newExpr.left.set(left);
newExpr.right.set(right);
new ExprBinOpTransformer().balanceOnOperationChange(newExpr).parent().get();
return CellActions.toEnd(
((BinaryExpressionMapper) root.getDescendantMapper(newExpr)).getTarget().sign);
}