IndependentNestedForm.java

package fr.openwide.core.wicket.more.markup.html.form;

import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.model.IModel;

/**
 * A form that is submitted independently from its parent form: it is only submitted explicitly,
 * and not when its parent form is submitted.
 */
public class IndependentNestedForm<T> extends Form<T> {

	private static final long serialVersionUID = 5851982240353651488L;

	public IndependentNestedForm(String id, IModel<T> model) {
		super(id, model);
	}

	public IndependentNestedForm(String id) {
		super(id);
	}
	
	@Override
	protected boolean wantSubmitOnParentFormSubmit() {
		return false;
	}

	@Override
	public Form<?> getRootForm() {
		// Makes sure that only this form will be submitted when using AjaxFormSubmitBehavior (for instance).
		// Wicket's default behavior would be to submit the whole root form, but only take this subform into account (don't know why).
		return this;
	}
}