See if this helps. I think your code is overly complicated. The attached
example adds books to a listview and also allows to remove selected ones.
Regards,
Carlos
On 8/27/07, pokkie <[EMAIL PROTECTED]> wrote:
>
>
> Carlos,
>
> I kind of got the code to work, but it doesn't feel right. Any help would
> be
> much appreciated
>
> 1. public void buildView() {
> 2.
> 3. final BookListView bookListView = new
> BookListView("bookListView", new ArrayList());
> 4.
> 5. Button addBookButton = new Button("addBookButton") {
> 6. protected void onSubmit() {
> 7. String selectedBookName = "The Travels Of John";
> 8. Book book = new Book();
> 9. book.setBookName(selectedBookName);
> 10.
> 11. List<Book> books = new ArrayList<Book>();
> 12. books.add(book);
> 13.
> 14. BookModel bookModel = new BookModel(books);
> 15.
> 16. ListItem bookItem = new
> ListItem(bookListView.getModelIndex(), bookModel);
> 17. bookListView.populateItem(bookItem);
> 18. bookListView.setModel(bookModel);
> 19. bookListView.modelChanged();
> 20. }
> 21. };
> 22. }
> 23.
> 24. private class BookModel implements IModel {
> 25.
> 26. private List bookList;
> 27.
> 28. public BookModel(List bookList) {
> 29. this.bookList = bookList;
> 30. }
> 31.
> 32. public IModel getNestedModel() {
> 33. return null;
> 34. }
> 35.
> 36. public Object getObject(final Component component) {
> 37. return bookList;
> 38. }
> 39.
> 40. public void setObject(final Component component, final
> Object
> object) {
> 41. }
> 42.
> 43. public void detach() {
> 44. }
> 45. }
> 46.
> 47. private class BookListView extends ListView {
> 48.
> 49. private int modelIndex;
> 50.
> 51. public BookListView(final String id, final List list) {
> 52. super(id, list);
> 53. }
> 54.
> 55. protected void populateItem(final ListItem listItem) {
> 56.
> 57. if (listItem.getModelObject() instanceof Book) {
> 58. Book book = (Book) listItem.getModelObject();
> 59.
> 60. Label bookName = new Label("bookName", new
> PropertyModel(book, "bookName"));
> 61. listItem.add(bookName);
> 62.
> 63. setModelIndex(getModelIndex() + 1);
> 64. }
> 65. }
> 66.
> 67.
> 68. public int getModelIndex() {
> 69. return modelIndex;
> 70. }
> 71.
> 72. public void setModelIndex(int modelIndex) {
> 73. this.modelIndex = modelIndex;
> 74. }
> 75. }
> 76.
> 77. private class Book implements Serializable {
> 78. private int id;
> 79. private String bookName;
> 80. private boolean selected;
> 81.
> 82.
> 83. public int getId() {
> 84. return id;
> 85. }
> 86.
> 87. public void setId(int id) {
> 88. this.id = id;
> 89. }
> 90.
> 91. public String getBookName() {
> 92. return bookName;
> 93. }
> 94.
> 95. public void setBookName(String bookName) {
> 96. this.bookName = bookName;
> 97. }
> 98.
> 99. public boolean isSelected() {
> 100. return selected;
> 101. }
> 102.
> 103. public void setSelected(boolean selected) {
> 104. this.selected = selected;
> 105. }
> 106. }
>
>
> Carlos Pita-4 wrote:
> >
> >>
> >>
> >> I am currently trying to convert the RepeatingView into a ListView, but
> I
> >> am
> >> having problems
> >> setting the model on the ListView. I call populateItem with a model,
> but
> >> afterwards the model
> >> is not being set on the view.
> >
> >
> > That's funny. Could you post the related code?
> >
> > Regards,
> > Carlos
> >
> >
>
> --
> View this message in context:
> http://www.nabble.com/RepeatingView-%3A-Removing-a-table-row-tf4331444.html#a12356657
> Sent from the Wicket - User mailing list archive at Nabble.com.
>
>
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>
package web.books;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.Button;
import org.apache.wicket.markup.html.form.CheckBox;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.markup.html.list.ListItem;
import org.apache.wicket.markup.html.list.ListView;
import org.apache.wicket.model.PropertyModel;
@SuppressWarnings("serial")
public class BooksPage extends WebPage {
private static class Book implements Serializable {
private boolean selected = false;
private String name;
public Book(String name) {
this.name = name;
}
public boolean isSelected() {
return selected;
}
public void setSelected(boolean selected) {
this.selected = selected;
}
public String getName() {
return name;
}
}
private class BooksForm extends Form {
private List<Book> books;
private String newName;
public BooksForm(String id) {
super(id);
initializeBooks();
addBooksView();
add(new TextField("newName", new PropertyModel(this, "newName")));
addAddButton();
addRemoveButton();
}
private void initializeBooks() {
books = new ArrayList<Book>();
books.add(new Book("Voyage au bout de la nuit"));
books.add(new Book("A confederacy of dunces"));
books.add(new Book("The trial"));
books.add(new Book("Memorias del subsuelo"));
}
private void addBooksView() {
add(new ListView("books", new PropertyModel(this, "books")) {
protected void populateItem(ListItem item) {
Book book = (Book)item.getModelObject();
item.add(new Label("name", new PropertyModel(book, "name")));
item.add(new CheckBox("selected", new PropertyModel(book, "selected")));
}
});
}
private void addAddButton() {
add(new Button("add") {
public void onSubmit() {
books.add(new Book(newName));
}
});
}
private void addRemoveButton() {
add(new Button("remove") {
public void onSubmit() {
Iterator<Book> bookIterator = books.iterator();
while (bookIterator.hasNext()) {
if (bookIterator.next().isSelected()) {
bookIterator.remove();
}
}
}
});
}
}
public BooksPage() {
add(new BooksForm("form"));
}
}
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