Html: index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Form</title>
<style>
li {list-style-type: none;}
</style>
</head>
<body>
<form name="maintainUserForm">
<div><label for="name">Name</label> <input type="text" name="name"/></div>
<div><label for="sex">Sex</label> <input type="radio" name="sex" value="M" checked="checked"/> Male <input type="radio" name="sex" value="F"/> Female</div>
<div><label for="city">City</label> <select name="city" id="city"></select></div>
<div>
<div>Which countries have you visit?</div>
<ul>
<li><input type="checkbox" name="countries" value="Afghanistan" /> Afghanistan</li>
<li><input type="checkbox" name="countries" value="Australia" /> Australia</li>
<li><input type="checkbox" name="countries" value="Brazil" /> Brazil</li>
<li><input type="checkbox" name="countries" value="Cuba" /> Cuba</li>
<li><input type="checkbox" name="countries" value="Egypt" /> Egypt</li>
<li><input type="checkbox" name="countries" value="United States" /> United States</li>
<li style="padding: 10px 0px;"><input type="checkbox" name="allOptions" id="allOptions" /> All options above</li>
</ul>
</div>
<button type="button" name="buttonRegister" id="buttonRegister">Register</button>
</form>
</body>
</html>Java: IndexController.java
@Page(name = "index", path = "index.html")
public class IndexController extends Window {
private static final String[] CITYS = new String[] { "New York", "Los Angeles", "Chicago", "Houston" };
private final MaintainUserForm form = document.forms(MaintainUserForm.class);
public void init(JRenderContext context) {
document.getElementById("buttonRegister").addEventListener(Events.CLICK, new FunctionHandle("register"));
final InputCheckboxElement<String>[] countries = document.getElementsByName("countries", InputCheckboxElement.class);
form.getAllOptions().addEventListener(Events.CLICK, new FunctionHandle(new SimpleFunction() {
@ForceSync("checked")
public void init(JRenderContext context) {
for (InputCheckboxElement<String> inputCheckboxElement : countries) {
inputCheckboxElement.checked(form.getAllOptions().checked());
}
}
}));
for (String c : CITYS) {
OptionElement<String> option = document.createElement(OptionElement.class, String.class);
option.value(c);
option.text(c);
form.getCity().add(option);
}
form.reset();
}
public void register() {
System.out.println("Name: " + form.getName());
System.out.println("Sex: " + (form.getSex().equals('M') ? "Male" : "Female"));
System.out.println("City: " + form.getCity().selectedValue());
System.out.print("Countries: ");
StringBuilder countries = new StringBuilder(' ');
if (form.getCountries() != null) {
for (int i = -1, s = form.getCountries().length; ++i < s;) {
if (i > 0)
countries.append(',');
countries.append(form.getCountries()[i]);
}
} else {
countries.append("none");
}
System.out.println(countries.toString());
}
}Java: MaintainUserForm.java
//Same name in html
@Name("maintainUserForm")
public class MaintainUserForm extends Form {
// @ElementValue will say that the field will be a value retrived by the form through atribute 'name'
// Trim is there for eliminate the spaces on begining and the end of the value
@ElementValue(trim=true)
private String name;
@ElementValue
private Character sex;
@ElementValue
private SelectElement<String> city;
@ElementValue
private String[] countries;
@ElementValue
private InputCheckboxElement<String> allOptions;
public String getName() {
return name;
}
public Character getSex() {
return sex;
}
public SelectElement<String> getCity() {
return city;
}
public String[] getCountries() {
return countries;
}
public InputCheckboxElement<String> getAllOptions() {
return allOptions;
}
public void setAllOptions(InputCheckboxElement<String> allOptions) {
this.allOptions = allOptions;
}
}