Can you show us the stacktrace?
Maurice
On Thu, Jun 19, 2008 at 11:39 PM, smallufo <[EMAIL PROTECTED]> wrote:
> I tried to pull up the "boolean defaultVisible" parameter to the ParentPanel
> , but still the same error ....
>
> public abstract class AbstractPullDownPanel extends Panel
> {
> private final WebMarkupContainer content;
>
> public AbstractPullDownPanel(String id , String title , final boolean
> defaultVisible)
> {
> super(id);
>
> Label titleLabel = new Label("title" , title);
>
> content = new WebMarkupContainer("content")
> {
> @Override
> public boolean isTransparentResolver()
> {
> return true;
> }
> };
>
> content.setOutputMarkupPlaceholderTag(true);
> content.setVisible(defaultVisible);
> add(content);
>
> final Label collapseExpandText = new Label("collapseExpandText");
> collapseExpandText.setOutputMarkupPlaceholderTag(true);
> if (content.isVisible())
> collapseExpandText.setModel(new StringResourceModel("collapse" , this
> , null));
> else
> collapseExpandText.setModel(new StringResourceModel("expand" , this ,
> null));
>
> Link collapseExpandLink = new AjaxFallbackLink("collapseExpandLink")
> {
> @Override
> public void onClick(AjaxRequestTarget target)
> {
> if (content.isVisible())
> {
> target.addComponent(content.setVisible(false));
> target.addComponent(collapseExpandText.setModel(new
> StringResourceModel("expand" , this , null)));
>
> //call template method
> invisible();
> }
> else
> {
> target.addComponent(content.setVisible(true));
> target.addComponent(collapseExpandText.setModel(new
> StringResourceModel("collapse" , this , null)));
>
> //call template method
> visible();
> }
> }
> };
> add(collapseExpandLink);
> collapseExpandLink.add(collapseExpandText);
> collapseExpandLink.add(titleLabel);
> }
>
>
>
>
>
> 2008/6/20 smallufo <[EMAIL PROTECTED]>:
>
>> Well , let me describe more detail....
>> When the user enters the page , he can successfully show/hide the content
>> (ChildPanel) without problems.
>> The state is stored in wicket's session.
>>
>> If the ChildPanel is "open"(expand/show) , and he reloads the page ,
>> everything works fine.
>> BUT...
>> If he "close" (collapse/hide) the ChildPanel , and reloads the page , the
>> runtimeException is thrown.
>>
>>
>> I don't know how to solve this problem...
>>
>>
>>
>> 2008/6/20 smallufo <[EMAIL PROTECTED]>:
>>
>> Hi...
>>>
>>> I am using 1.3.3
>>>
>>> 2008/6/20 Maurice Marrink <[EMAIL PROTECTED]>:
>>>
>>> What wicket version are you on? There was a bug about this but is has
>>>> long been fixed. https://issues.apache.org/jira/browse/WICKET-1095
>>>>
>>>> Maurice
>>>>
>>>> On Thu, Jun 19, 2008 at 9:40 PM, smallufo <[EMAIL PROTECTED]> wrote:
>>>> > Hello ,
>>>> > I had exactly the same problem , and solved by searching to this post.
>>>> > Thanks a lot.
>>>> >
>>>> > BUT , today , I have another problem...
>>>> >
>>>> > Today , the ChildPanel can accept a new parameter : boolean
>>>> defaultVisible
>>>> > if true , the content will be shown;
>>>> > if false , the content will be invisible , only the title bar is
>>>> visible.
>>>> > The title bar is defined in ParentPanel , containing a title label and
>>>> a
>>>> > "expand/collapse" ajax link (a toggle).
>>>> >
>>>> > Here comes the problem.
>>>> > In the ChildPanel , if I write :
>>>> > setVisible(defaultVisible);
>>>> > and if the defaultVisible is false , the whole panel , including
>>>> ParentPanel
>>>> > (including title bar) will be invisible;
>>>> > This makes users unable to make it re-appear.
>>>> >
>>>> > However , if I write code like this :
>>>> > get("content").setVisible(defaultVisible);
>>>> > ("content" is the WebMarkupContainer defined in ParentPanel returning
>>>> > isTransparentResolver() TRUE)
>>>> >
>>>> > It will throw WicketRuntimeException while
>>>> > org.apache.wicket.Page.checkRendering
>>>> > org.apache.wicket.WicketRuntimeException: The component(s) below failed
>>>> to
>>>> > render. A common problem is that you have added a component in code but
>>>> > forgot to reference it in the markup (thus the component will never be
>>>> > rendered).
>>>> >
>>>> > How to solve it ?
>>>> >
>>>> >
>>>> >
>>>> >
>>>> >
>>>> >
>>>> > 2008/4/6 Martijn Dashorst <[EMAIL PROTECTED]>:
>>>> >
>>>> >> You should do this:
>>>> >>
>>>> >> WMC wmc = new WMC("childContainer") {
>>>> >> @override boolean isTransparentResolver() { return true; }
>>>> >> };
>>>> >>
>>>> >> This is not a bug. If you do add() in the subclass's constructor, you
>>>> >> add to the page itself. Which is how the hierarchy is constructed. By
>>>> >> telling the WMC that it is a transparent resolver, you tell it to look
>>>> >> for children without attached markup in its siblings.
>>>> >>
>>>> >> Martijn
>>>> >>
>>>> >> On 4/5/08, Oliver Sawade <[EMAIL PROTECTED]> wrote:
>>>> >> > Hi everyone,
>>>> >> > my first mail to the list, i hope this wasn`t answered million
>>>> times
>>>> >> > before, but the wicket users faq is empty so i couldn`t find it
>>>> there ;)
>>>> >> >
>>>> >> > I'm using wicket1.3 to create a generic panel with the option to
>>>> hide
>>>> >> > everything inside when clicking an ajax-button. While the actual
>>>> >> > hiding&showing works fine I'm having trouble with inheritance.
>>>> >> > This example should show what I mean:
>>>> >> >
>>>> >> > This is my generic super panel (no ajax stuff in it here to show
>>>> the
>>>> >> > essential problem). The idea is, that the childContainer is set to
>>>> >> > Visible:false when the button is clicked. All of this should happen
>>>> in
>>>> >> the
>>>> >> > super class, so i don't have to care about it in the child class:
>>>> >> >
>>>> >> > public class testSuperPanel extends Panel {
>>>> >> > public testSuperPanel(String id) {
>>>> >> > super(id);
>>>> >> > add(new WebMarkupContainer("childContainer"));
>>>> >> > }
>>>> >> > }
>>>> >> >
>>>> >> > The markup for testSuperPanel:
>>>> >> > <wicket:panel>
>>>> >> > <div wicket:id="childContainer">
>>>> >> > <wicket:child/>
>>>> >> > </div>
>>>> >> > </wicket:panel>
>>>> >> >
>>>> >> > This is a sample child panel:
>>>> >> >
>>>> >> > public class testChildPanel extends testSuperPanel {
>>>> >> > public testChildPanel(String id) {
>>>> >> > super(id);
>>>> >> > add(new Label("childLabel","Test!"));
>>>> >> > }
>>>> >> > }
>>>> >> >
>>>> >> > and the Markup:
>>>> >> > <wicket:extend>
>>>> >> > <span wicket:id="childLabel"></span>
>>>> >> > </wicket:extend>
>>>> >> >
>>>> >> > As you see, it should simply display "Test" inside a
>>>> MarkupContainer
>>>> >> (which
>>>> >> > could be hidden from the superClass). When i try to display this
>>>> Panel
>>>> >> > however I get an Exception stating that no code is added for the
>>>> Label
>>>> >> > "childLabel"!
>>>> >> > This can be solved by adding the childLabel to the container in the
>>>> >> > superClass, but thats obviously not the way it is meant to be:
>>>> >> >
>>>> >> > public class testSuperPanel extends Panel {
>>>> >> > public testSuperPanel(String id) {
>>>> >> > super(id);
>>>> >> > WebMarkupContainer wmc = new
>>>> >> > WebMarkupContainer("childContainer");
>>>> >> > wmc.add(new Label("childLabel","Test!"));
>>>> >> > add(wmc);
>>>> >> > }
>>>> >> > }
>>>> >> >
>>>> >> > So, is this a wicket bug with inheritance inside containers or am I
>>>> just
>>>> >> > doing things the wrong way?
>>>> >> >
>>>> >> > Thanks for your help!
>>>> >> > best regards, Oli
>>>> >> >
>>>> >> >
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>>>> >> > [EMAIL PROTECTED]
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>>>> >> >
>>>> >> >
>>>> >>
>>>> >>
>>>> >> --
>>>> >> Buy Wicket in Action: http://manning.com/dashorst
>>>> >> Apache Wicket 1.3.2 is released
>>>> >> Get it now: http://www.apache.org/dyn/closer.cgi/wicket/1.3.2
>>>> >>
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>>>> >>
>>>> >>
>>>> >
>>>>
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>>>>
>>>>
>>>
>>
>
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