Hi Martin,
do you have any news on this subject? E.g. found that you reinvent the wheel
or started a project with this idea :-)?
Regards,
Peter.
MartinM wrote:
>
> Hi!
>
> I finally came up with something that I have been looking for. It
> might be more suitable for Wicket 1.5 because it's not very compatible
> (read: not very lean) with current wicket:
>
> Wicket Without Markup ;)
>
> Well, yes there is markup for each component, but when you lay them
> out on the page, the markup is component-contained.
> So coding an application feels like a breeze for the Java developer,
> and the HTML developer can strictly stick to styling the (contained)
> components themselves.
>
> Maybe I omitted something, but here comes the example. Let me know
> what you think. Does it inspire any fresh ideas in you? Is this an old
> idea? I recall listviews having been mentioned once as a solution for
> producing markup-less code ... maybe I have re-invented the weel or
> something.
>
> HomePage.html:
> <html>
> <body>
> <strong>Wicket Quickstart Archetype Homepage</strong>
> <form wicket:id="form">
> <wicket:container wicket:id="root-content-id"></wicket:container>
> </form>
> </body>
> </html>
>
>
> HomePage.java:
> public class HomePage extends WebPage {
> /** */
> private static final long serialVersionUID = 1L;
> private final MarkupNoLongerRequiredContainer rootContainer;
> private final MarkupNoLongerRequiredContainer row1;
> private final MarkupNoLongerRequiredContainer row2;
> private final MarkupNoLongerRequiredContainer row3;
> private final Form<Void> form;
>
> /**
> *
> */
> public HomePage() {
> add(form = new Form<Void>("form"));
> form.add(rootContainer = new
> MarkupNoLongerRequiredContainer("root-content-id"));
> {
> rootContainer.add(row1 = new
> MarkupNoLongerRequiredContainer());
> row1.add(new Label(GID, "Hello world"));
> row1.add(0, new Label(GID,
> "<br/>").setEscapeModelStrings(false));
> // Change row before
> row1.add(0, new Label(GID,
> "<br/>").setEscapeModelStrings(false));
> // Change row twice before
> row1.add(new Label(GID,
> "<br/>").setEscapeModelStrings(false)); //
> Change row once after
> }
> {
> rootContainer.add(row2 = new
> MarkupNoLongerRequiredContainer());
> row2.add(new Label(GID, "Type your name here:"));
> row2.add(new InputField(new TextField<String>(GID,
> Model.of("..."))));
> }
> {
> rootContainer.add(row3 = new
> MarkupNoLongerRequiredContainer());
> row2.add(new Label(GID,
> "<br/>").setEscapeModelStrings(false)); //
> Change row before
> row2.add(new InputField(new Button(GID,
> Model.of("Clickme")) {
> @Override
> protected void onComponentTag(ComponentTag tag)
> {
> tag.put("type", "button");
> super.onComponentTag(tag);
> }
> }));
> }
> }
> }
>
> InputField.html:
> <wicket:panel>
> <input wicket:id="generic-child-id"/>
> </wicket:panel>
>
>
> InputField.java:
> public class InputField extends Panel {
> /** */
> private static final long serialVersionUID = 1L;
>
> public <InputFieldDataType, InputFieldType extends
> FormComponent<InputFieldDataType>> InputField(InputFieldType
> inputFieldType) {
> super(MarkupNoLongerRequiredContainer.GID);
> add(inputFieldType);
> }
> }
>
> MarkupNoLongerRequiredContainer.html:
> <wicket:panel>
> <wicket:container wicket:id="listview-id">
> <wicket:container wicket:id="generic-child-id">
> </wicket:container>
> </wicket:container>
> </wicket:panel>
>
>
> MarkupNoLongerRequiredContainer.java:
> public class MarkupNoLongerRequiredContainer extends Panel {
> /** */
> public static final String GID = "generic-child-id";
>
> /** */
> private static final long serialVersionUID = 1L;
>
> private final List<Component> children = new ArrayList<Component>();
>
> public MarkupNoLongerRequiredContainer() {
> this(GID);
> }
>
> @Override
> protected void onBeforeRender() {
> super.onBeforeRender();
> }
>
> /**
> * @param id
> */
> public MarkupNoLongerRequiredContainer(String id) {
> super(id);
> super.add(new ListView<Component>("listview-id", children) {
> /** */
> private static final long serialVersionUID = 1L;
>
> @Override
> protected void populateItem(ListItem<Component>
> listItem) {
> Component component = listItem.getModelObject();
> if (!component.getId().equals(GID)) {
> throw new
> IllegalStateException("Currently handles only children
> with id " + GID);
> }
> listItem.add(component);
> }
> });
> }
>
> public boolean add(Component component) {
> return children.add(component);
> }
>
> public void add(int index, Component element) {
> children.add(index, element);
> }
>
> public boolean addAll(Collection<? extends Component> collection) {
> return children.addAll(collection);
> }
>
> public boolean addAll(int index, Collection<? extends Component>
> collection) {
> return children.addAll(index, collection);
> }
>
> public void clear() {
> children.clear();
> }
>
> public boolean contains(Object o) {
> return children.contains(o);
> }
>
> public boolean containsAll(Collection<?> collection) {
> return children.containsAll(collection);
> }
>
> public int indexOf(Object o) {
> return children.indexOf(o);
> }
>
> public boolean isEmpty() {
> return children.isEmpty();
> }
>
> public int lastIndexOf(Object o) {
> return children.lastIndexOf(o);
> }
>
> public ListIterator<Component> listIterator() {
> return children.listIterator();
> }
>
> public ListIterator<Component> listIterator(int index) {
> return children.listIterator(index);
> }
>
> public boolean remove(Object o) {
> return children.remove(o);
> }
>
> public Component remove(int index) {
> return children.remove(index);
> }
>
> public boolean removeAll(Collection<?> collection) {
> return children.removeAll(collection);
> }
>
> public boolean retainAll(Collection<?> collection) {
> return children.retainAll(collection);
> }
>
> public Component set(int index, Component element) {
> return children.set(index, element);
> }
>
> public List<Component> subList(int fromIndex, int toIndex) {
> return children.subList(fromIndex, toIndex);
> }
>
> public Object[] toArray() {
> return children.toArray();
> }
>
> public <T> T[] toArray(T[] a) {
> return children.toArray(a);
> }
> }
>
> **
> Martin
>
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