Prevent DatePicker or TimePicker from being chopped in AlertDialog

// Create the widget
final DatePicker input = new DatePicker(context);
....
final View view = (View) input;

// Wrap the widget in a LinearLayout to prevent it from being chopped
final LinearLayout widgetWrapper = new LinearLayout(context);
final LinearLayout.LayoutParams parentParams = new LinearLayout.LayoutParams(
                ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
parentParams.gravity = Gravity.CENTER;
view.setLayoutParams(parentParams);
widgetWrapper.addView(v);

// Add the wrapped view to the AlertDialog
// Impossibility to scroll certain layouts still exists
AlertDialog.Builder builder = new AlertDialog.Builder(context);
....
builder.setView(widgetWrapper);
builder.create().show();