Simple form validation in Wicket
I used to add custom FormValidators to forms where multi-field validation was required (like checking if two copies of an entered password match. However, this approach has some problems –… Read more »
Tag: Wicket
Wicket 1.4 and browser tabs
We had an amazingly annoying problem in a Wicket application. A specific user was continuously having problems with ajax controls on pages (search fields, auto-complete fields etc). The problems were… Read more »
Clustering wicket apps
After fooling around with other methods, we finally accepted the advice I got on the Wicket IRC channel and used Terracotta to cluster our Wicket-based apps running under Jetty. It… Read more »
Wicket and focus
Our first approach was to create a DefaultFocusBehavior (as described by Julian Sinai) and attach it to the component which should receive the focus. The problem with this is that… Read more »
Using the HTML TBODY tag as a container for table rows
A common issue which Wicket developers face is the need for an AJAX update of the HTML output of a repeater (such as a ListView) which is part of a… Read more »
A Wicket form validator for a list of email addresses
I needed to validate a list of email addresses entered into a Wicket text area (a cc: list of email addresses). To do this, I created a simple form validator… Read more »
“label for” in wicket panels
Labels for checkboxes weren’t working as I expected in wicket panels (i.e. when I clicked the label, the checkbox didn’t react). Looking at the output html I saw that the… Read more »
Annotated constraints
We were wondering how to use Hibernate annotations to automatically create constraints (HTML “maxlength”) and validators (required fields, string length validation). After searching around, I found a wicket behavior for… Read more »
Wicket PasswordTextField with Strength
I implemented a simple extension of the wicket PasswordTextField which provides you with an indication of the strength of the entered password (using regular expressions and returning “empty”, “weak”, “medium”… Read more »
A sessionless login page for Wicket applications
We’re big fans of Apache Wicket, but as with most frameworks, sometimes the simplest things appear to be hard to do (or at least its hard to find out how… Read more »