Source Viewer : WEB-INF/classes/org/apache/click/examples/page/form/SearchForm.java

package org.apache.click.examples.page.form;

import java.util.List;

import javax.annotation.Resource;

import org.apache.click.control.Form;
import org.apache.click.control.Select;
import org.apache.click.control.Submit;
import org.apache.click.control.TextField;
import org.apache.click.examples.domain.Customer;
import org.apache.click.examples.page.BorderPage;
import org.apache.click.examples.service.CustomerService;
import org.apache.commons.lang.math.NumberUtils;
import org.springframework.stereotype.Component;

/**
 * Provides a search form example demonstrating how to layout a form manually
 * in the page template.
 */
@Component
public class SearchForm extends BorderPage {

    private static final long serialVersionUID = 1L;

    private Form form = new Form("form");

    private TextField textField;
    private Select typeSelect;

    @Resource(name="customerService")
    private CustomerService customerService;

    // Constructor ------------------------------------------------------------

    public SearchForm() {
        addControl(form);

        textField = new TextField("search");
        form.add(textField);

        typeSelect = new Select("type");
        typeSelect.addAll(new String[] {"ID", "Name", "Age"});
        typeSelect.setValue("Name");
        typeSelect.setStyle("font-size", "9pt");
        form.add(typeSelect);

        form.add(new Submit("go", " Go "));
    }

    // Event Handlers ---------------------------------------------------------

    /**
     * @see org.apache.click.Page#onPost()
     */
    @Override
    public void onPost() {
        Customer customer = null;
        String value = textField.getValue().trim();
        String type = typeSelect.getValue().toLowerCase();

        if (type.equals("id")) {
            if (NumberUtils.isDigits(value)) {
                customer = customerService.findCustomerByID(value);
            } else {
                textField.setError("ID must be a number");
            }
        }
        else if (type.equals("name")) {
            List<Customer> list = customerService.getCustomersForName(value);
            if (!list.isEmpty()) {
                customer = list.get(0);
            }
        }
        else if (type.equals("age")) {
            List<Customer> list = customerService.getCustomersForAge(value);
            if (!list.isEmpty()) {
                customer = list.get(0);
            }
        }

        if (customer != null) {
            addModel("customerDetail", customer);
        }
        else {
            addModel("message", "Customer not found");
        }
    }

}