DUE TO SPAM, SIGN-UP IS DISABLED. Goto Selfserve wiki signup and request an account.
Calling a JavaScript function on a component's onclick:
...
new AjaxLink("link") {
protected onClick(AjaxRequestTarget target) { ...}
@Override
protected IAjaxCallDecorator getAjaxCallDecorator() {
return new AjaxCallDecorator() {
@Override
public CharSequence decorateScript(Component c, CharSequence script) {
return super.decorateScript(c, "alert('This is my javascript call'); " + script);
}
};
}
}
...
An alternative approach:
link.add(new AttributeAppender("onclick", new Model("alert('This is my JS script');"), ";"));
Also see HOWTO do Javascript call after each Wicket AJAX update
Also see Generic Busy Indicator (for both Ajax and non-Ajax submits)