src/main/java/net/bzzt/ical/aggregator/web/FeedSelection.java

   1 package net.bzzt.ical.aggregator.web;
   2
   3 import java.util.Collection;
   4 import java.util.List;
   5
   6 import net.bzzt.ical.aggregator.model.Feed;
   7 import net.bzzt.ical.aggregator.service.FeedService;
   8
   9 import org.apache.wicket.Session;
  10 import org.apache.wicket.ajax.AjaxRequestTarget;
  11 import org.apache.wicket.ajax.form.AjaxFormChoiceComponentUpdatingBehavior;
  12 import org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior;
  13 import org.apache.wicket.markup.html.form.CheckBoxMultipleChoice;
  14 import org.apache.wicket.markup.html.form.Form;
  15 import org.apache.wicket.markup.html.form.IChoiceRenderer;
  16 import org.apache.wicket.markup.html.panel.Panel;
  17 import org.apache.wicket.model.IModel;
  18 import org.apache.wicket.model.Model;
  19 import org.apache.wicket.model.PropertyModel;
  20 import org.apache.wicket.spring.injection.annot.SpringBean;
  21
  22 public class FeedSelection extends Panel {
  23
  24         private final AggregatorLayoutPage parent;
  25
  26         public class FeedRenderer implements IChoiceRenderer<Feed> {
  27
  28                 /**
  29                  *
  30                  */
  31                 private static final long serialVersionUID = 1L;
  32
  33                 @Override
  34                 public Object getDisplayValue(Feed object) {
  35                         return object.name;
  36                 }
  37
  38                 @Override
  39                 public String getIdValue(Feed object, int index) {
  40                         return String.valueOf(index);
  41                 }
  42
  43         }
  44
  45         public class FeedSelectionForm extends Form<List<Feed>> {
  46
  47                 /**
  48                  *
  49                  */
  50                 private static final long serialVersionUID = 1L;
  51
  52                 @SpringBean
  53                 private FeedService feedService;
  54
  55                 public FeedSelectionForm(String id, IModel<List<Feed>> model) {
  56                         super(id, model);
  57
  58                         IModel<Collection<Feed>> collectionModel = (IModel) model;
  59
  60                         CheckBoxMultipleChoice<Feed> checkBoxMultipleChoice = new CheckBoxMultipleChoice<Feed>(
  61                                         "feed", collectionModel, feedService.getFeeds(), new FeedRenderer());
  62
  63                         checkBoxMultipleChoice
  64                                         .add(new AjaxFormChoiceComponentUpdatingBehavior() {
  65
  66                                                 /**
  67                                                  *
  68                                                  */
  69                                                 private static final long serialVersionUID = 1L;
  70
  71                                                 @Override
  72                                                 protected void onUpdate(AjaxRequestTarget target) {
  73                                                         ((AggregatorSession) getSession())
  74                                                                         .setSelectedFeeds(getModelObject());
  75                                                         parent.refresh(target);
  76                                                 }
  77                                         });
  78
  79                         add(checkBoxMultipleChoice);
  80                 }
  81
  82                 @Override
  83                 protected void onSubmit() {
  84                         ((AggregatorSession) getSession())
  85                                         .setSelectedFeeds(getModelObject());
  86                         setResponsePage(HomePage.class);
  87                 }
  88
  89         }
  90
  91         /**
  92          *
  93          */
  94         private static final long serialVersionUID = 1L;
  95
  96         public FeedSelection(String id, AggregatorLayoutPage aggregatorLayoutPage) {
  97                 super(id);
  98                 this.parent = aggregatorLayoutPage;
  99                 add(new FeedSelectionForm("form", new PropertyModel<List<Feed>>(this,
 100                                 "selectedFeeds")));
 101         }
 102
 103         public List<Feed> getSelectedFeeds() {
 104                 return ((AggregatorSession) Session.get()).getSelectedFeeds();
 105         }
 106 }