How to use

getMultiple

method

in

com.badlogic.gdx.scenes.scene2d.utils.ArraySelection

switch (keycode) {
case Keys.A:
  if (UIUtils.ctrl() && selection.getMultiple()) {
    selection.clear();
    selection.addAll(items);

switch (keycode) {
case Keys.A:
  if (UIUtils.ctrl() && selection.getMultiple()) {
    selection.clear();
    selection.addAll(items);

public boolean keyDown (InputEvent event, int keycode) {
  if (keycode == Keys.A && UIUtils.ctrl() && selection.getMultiple()) {
    selection.clear();
    selection.addAll(items);
    return true;
  }
  return false;
}