Hi Dipu,
Could you please tell me what to write in the method
onSelecitionChanged(). It would be easier for me to understand if you
provide the code example. I studied the link
http://cwiki.apache.org/WICKET/dropdownchoice-examples.html but could not
understand it.
thanks
Dipu Seminlal wrote:
>
> there are two ways to do it
>
> override the wantOnSelectionChangedNotifications of the user dropdown
> to return true and override onSelectionChanged to do what you want,
> but this will result in server round trips ( refer the java of
> DropDownChoice )
>
> or use an AjaxFormComponentUpdatingBehavior on the onChange event of
> the dropdown.
>
> regards
> Dipu
>
> On Nov 26, 2007 7:14 AM, tsuresh <[EMAIL PROTECTED]> wrote:
>>
>> Hello wicketeers,
>> I have a form to edit the attributes of User. User has the attributes
>> username, mail and role.I have a dropdownchoice filled with list of
>> users.
>> When I select the user his mail should be displayed in textfield and his
>> role should be displayed in dropdownchoice. And i should be able to edit
>> his
>> mail and role. I have already made the form to fill the first drop down
>> choice.I have made function view(username) in User class which helps in
>> viewing attributes of the user(user selected in dropdown), But I have no
>> idea to populate the remaining form components.How to do this? My code
>> for
>> form is as below:
>>
>> public UserEdit(){
>>
>> User user= new user();
>> CompoundPropertyModel userEditModel = new
>> CompoundPropertyModel(user);
>> Form form = new userEditForm("user",userEditModel);
>> add(form);
>> add(new FeedbackPanel("feedback").setOutputMarkupId(true));
>> DropDownChoice ddc = null;
>> try{
>> ddc = new DropDownChoice("username",user.list());
>> }catch(SQLException e){
>> String err = e.getMessage();
>> }
>>
>> TextField mailComp = new TextField("mail");
>> DropDownChoice roleDdc =null;
>> try{
>> roleDdc = new DropDownChoice("role.name",r.list());
>> }catch(SQLException e){
>> String err = e.getMessage();
>> }
>> form.add(ddc);
>> form.add(mailComp);
>> form.add(roleDdc);
>> }
>>
>> class UserEditForm extends Form {
>> public UserEditForm(String id,IModel model) {
>> super(id,model);
>> }
>> --
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>> Sent from the Wicket - User mailing list archive at Nabble.com.
>>
>>
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>>
>
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