RemoveButton.java

package net.mad.ads.manager.web.component.listeditor;

public class RemoveButton extends EditorButton {

	public RemoveButton(String id) {
		super(id);
		setDefaultFormProcessing(false);
	}

	@Override
	public void onSubmit() {
		int idx = getItem().getIndex();

		for (int i = idx + 1; i < getItem().getParent().size(); i++) {
			ListItem<?> item = (ListItem<?>) getItem().getParent().get(i);
			item.setIndex(item.getIndex() - 1);
		}

		getList().remove(idx);
		getEditor().remove(getItem());
	}

	@Override
	public boolean isEnabled() {
		return getEditor().checkRemove(getItem());
	}
}