> how would I use this in my case? Attach it as onclick event to your link? If you don't have a form in the hierarchy above it will not work. A form is needed to submit any kind of data nicely.
And, it does not work without JS. Really, we are in 2010, I am sure it is time to start ignoring browsers without JS! ** Martin 2010/8/14 Sebastian <nospam...@gmx.net>: > Hi Martin, > > how would I use this in my case? I am relatively new to Wicket. Also does it > have a graceful fallback for browsers having JS disabled? > > Seb > > On 14.08.2010 18:39, Martin Makundi wrote: >> >> Hi! >> >> Again, I have a custom solution for you :) >> >> It's called AjaxFormSubmittingChangeListenerBehavior >> >> >> http://apache-wicket.1842946.n4.nabble.com/New-behavior-AjaxFormSubmittingChangeListenerBehavior-td1909633.html#a1909633 >> >> 2010/8/14 Sebastian<nospam...@gmx.net>: >>> >>> Hi Martin, >>> >>> thanks for pointing me to the reuse component concept. It solved my >>> problem >>> partially but not completely. The problem is, that the links provided by >>> the >>> listview result in HTTP GET request which means that any values recently >>> entered will not be transferred back and get lost. I am now using my own >>> link implementations based on the SubmitLink class. I am attaching all >>> files >>> of my working example as reference. >>> >>> Generally I think it makes great sense to have this behaviour as part of >>> the >>> ListView. At least I expected it to work this way in the first place. >>> >>> Regards, >>> >>> Seb >>> >>> On 14.08.2010 16:40, Martin Makundi wrote: >>>> >>>> Hi! >>>> >>>> You can solve this in a robust manner using reusemanager: >>>> >>>> http://osdir.com/ml/users-wicket.apache.org/2010-08/msg00161.html >>>> >>>> 2010/8/14 Sebastian<nospam...@gmx.net>: >>>>> >>>>> Hi, >>>>> >>>>> I am trying to use a list view component on a page where rows with text >>>>> fields can be added, removed or moved around. I am using the >>>>> removeLink, >>>>> moveUpLink and moveDownLink methods of the listview to create the >>>>> respective >>>>> links for each list item. >>>>> The problem is that even when I enable the reuseListItems option, on >>>>> using >>>>> any of these links the text fields "forget" the recently entered data >>>>> (raw >>>>> input) and revert to the values of the backing model. >>>>> >>>>> This issue does not occur when I am adding rows the list view. >>>>> >>>>> Below is an example. I can add rows using the "Add Row" button. When I >>>>> enter >>>>> text into the text fields, when I use the links next to a row, the >>>>> content >>>>> of any text field is cleared. >>>>> >>>>> Any suggestions? >>>>> >>>>> Regards, >>>>> >>>>> Seb >>>>> >>>>> /******************** PAGE ********************************/ >>>>> import java.util.*; >>>>> import org.apache.wicket.PageParameters; >>>>> import org.apache.wicket.markup.html.WebPage; >>>>> import org.apache.wicket.markup.html.basic.Label; >>>>> import org.apache.wicket.markup.html.form.*; >>>>> import org.apache.wicket.markup.html.list.*; >>>>> import org.apache.wicket.model.*; >>>>> >>>>> public class ListViewPage extends WebPage { >>>>> public static class Row { >>>>> public String key; >>>>> public String value; >>>>> } >>>>> >>>>> private final List<Row> rows = new ArrayList<Row>(); >>>>> >>>>> public ListViewPage(final PageParameters parameters) { >>>>> >>>>> add(new Form<List<Row>>("rowsForm"). >>>>> >>>>> add(new Button("addRowButton") { >>>>> public void onSubmit() { rows.add(new Row()); } >>>>> }.setDefaultFormProcessing(false)). >>>>> >>>>> add(new ListView<Row>("rowsList", new >>>>> PropertyModel<List<Row>>(this, >>>>> "rows")) { >>>>> protected void populateItem(final ListItem<Row> item) { >>>>> final Row row = item.getModelObject(); >>>>> >>>>> item.add(new Label("index", new >>>>> AbstractReadOnlyModel<Integer>() >>>>> { >>>>> public Integer getObject() { return item.getIndex() + 1; } >>>>> })); >>>>> >>>>> item.add(new RequiredTextField<String>("key", new >>>>> PropertyModel<String>(row, "key"))); >>>>> >>>>> item.add(new TextField<String>("value", new >>>>> PropertyModel<String>(row, "value"))); >>>>> >>>>> item.add(removeLink("removeRowLink", item)); >>>>> item.add(moveUpLink("moveUpLink", item)); >>>>> item.add(moveDownLink("moveDownLink", item)); >>>>> } >>>>> }.setReuseItems(true))); >>>>> } >>>>> } >>>>> >>>>> /******************** HTML ********************************/ >>>>> <html> >>>>> <head><title>ListView Test</title></head> >>>>> <body> >>>>> <form wicket:id="rowsForm"> >>>>> <button wicket:id="addRowButton">Add Row</button> >>>>> <table><tr wicket:id="rowsList"> >>>>> <td> #<span wicket:id="index">1</span></td> >>>>> <td>Key:<input type="text" wicket:id="key" /></td> >>>>> <td>Value:<input type="text" wicket:id="value" /></td> >>>>> <td> >>>>> <a href="#" wicket:id="moveUpLink">[↑]</a> >>>>> <a href="#" wicket:id="moveDownLink">[↓]</a> >>>>> <a href="#" wicket:id="removeRowLink">[X]</a> >>>>> </td> >>>>> </tr></table> >>>>> <input type="submit" value="Submit" /> >>>>> </form> >>>>> </body> >>>>> </html> >>>>> >>>>> >>>>> --------------------------------------------------------------------- >>>>> To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org >>>>> For additional commands, e-mail: users-h...@wicket.apache.org >>>>> >>>>> >>>> >>>> --------------------------------------------------------------------- >>>> To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org >>>> For additional commands, e-mail: users-h...@wicket.apache.org >>>> >>>> >>> >>> >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org >>> For additional commands, e-mail: users-h...@wicket.apache.org >>> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org >> For additional commands, e-mail: users-h...@wicket.apache.org >> >> > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org > For additional commands, e-mail: users-h...@wicket.apache.org > > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org For additional commands, e-mail: users-h...@wicket.apache.org
