[WICKET-2143] Palette in Form calls onSubmit twice, model is erased on second onSubmit

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Invalid
• Affects Version/s: 1.3.5, 1.4-RC1, 1.4-RC2
• Fix Version/s: 1.3.5, 1.4-RC1, 1.4-RC2
• Component/s: wicket-extensions
• Assignee: Igor Vaynberg
• Reporter: Michael Mosmann
• Created: 03/Mar/09 16:36
• Updated: 05/Mar/09 07:01
• Resolved: 04/Mar/09 16:51

Description

in following code, onSubmit is called twice, model is erased on second submit:
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import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;

import org.apache.wicket.extensions.markup.html.form.palette.Palette;
import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.markup.html.form.Button;
import org.apache.wicket.markup.html.form.ChoiceRenderer;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;

public class TestPalettePage extends WebPage
{
enum TestEnum

{ E1,E2,E3,E4 }

;

IModel<List<TestEnum>> _model=(IModel<List<TestEnum>>)(new Model(new ArrayList(Arrays.asList(TestEnum.values()))));
IModel<Collection<TestEnum>> _choices=(IModel<Collection<TestEnum>>)(new Model(new ArrayList(Arrays.asList(TestEnum.values()))));

public TestPalettePage()
{
Form form=new Form("form")
{
@Override
protected void onSubmit()

{ System.out.println("Selected: "+_model.getObject()); }

};

ChoiceRenderer<TestEnum> choiceRenderer=new ChoiceRenderer<TestEnum>("name","ordinal");
Palette<TestEnum> palette=new Palette<TestEnum>("palette",_model,_choices,choiceRenderer,3,true);

form.add(palette);
form.add(new Button("submit"));

add(form);
}
}
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