wicket FilterToolBar

時間 2019-11-17

標籤 wicket filtertoolbar 简体版

原文原文鏈接

Here's the HTML: <html xmlns:wicket> <wicket:panel> <form wicket:id="filterform"> <table wicket:id="datatable"> </table> </form> </wicket:panel> </html> And here's the Java code: BookListProvider booklistProvider = new BookListProvider(); AjaxFallbackDefaultDataTable<?> table = new AjaxFallbackDefaultDataTable("datatable", createColumns(), booklistProvider, 10); FilterForm form = new FilterForm("filterform", booklistProvider); table.addBottomToolbar(new FilterToolbar(table, form, booklistProvider)); add(form); form.add(table); private IColumn<?>[] createColumns() { IColumn<?>[] columns = new IColumn[6]; columns[0] = new PropertyColumn<String>(new Model<String>("ISBN"), "isbn", "isbn"); columns[1] = new PropertyColumn<String>(new Model<String>("Title"), "title", "title"); columns[2] = new PropertyColumn<ArrayList<Author>>(new Model<String>("Author"), "authors"); columns[3] = new ChoiceFilteredPropertyColumn(new Model<String>("Publisher"), "name", "publisher", createPublisherModel()); columns[4] = new PropertyColumn<Subgenre>(new Model<String>("Subgenre"), "subgenre", "subgenre"); columns[5] = new PropertyColumn<Language>(new Model<String>("Language"), "language", "language"); return columns; } private IModel<List<Publisher>> createPublisherModel() { IModel<List<Publisher>> publisherModel = new LoadableDetachableModel<List<Publisher>>() { private static final long serialVersionUID = 1L; @Override protected List<Publisher> load() { List<Publisher> publishers = null; DataRetriever dataRetriever = null; try { dataRetriever = new DataRetriever(); publishers = dataRetriever.fetchPublishers(); } catch (Exception e) { error("abbreviated error handling"); } return publishers; } }; return publisherModel; } public class BookListProvider extends SortableDataProvider<BookListData> implements IFilterStateLocator { private final transient List<BookListData> list; private Publisher publisherFilter = new Publisher(); ... }

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