Thanks a lot, Edvin.
I will try your answers to 2. and 3..
But I think, that overwriting the populateTreeItem method wouldn't help,
because i want to modify nodes of an existing tree, for example mark them
red if I click on them.
Any suggestions?
2008/8/26 Edvin Syse <[EMAIL PROTECTED]>
> Kai Schubert-Altmann skrev:
>
>> Hi everybody,
>>
>> I have some question regarding my existing wicket tree:
>>
>> 1. How can I change the style or css class of one or more TreeNodes?
>>
>
> If you override the populateTreeItem() method, you can add an
> AbstractBehaviour to the item and override the onComponentTag method. From
> there you can do tag.put("class", "yourValue").
>
> 2. How can I specify custom icons for some nodes?
>>
>
> Override the getNodeIcon() method of the tree.
>
> 3. How can i change the name, that will be shown in the tree, without
>> changing the name of the userObject?
>>
>
> I guess the simple solution would be to provide a toString() method on
> your userObject that returns the desired value :)
>
> Alternatively you could override the renderNode method of the Tree, which
> by default does:
>
> protected String renderNode(TreeNode node)
> {
> return node.toString();
> }
>
>
> Just get your userObject from the node and return the string you want from
> there :)
>
> -- Edvin
>
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