public void removeItem(ListItem<T> item) {
int idx = item.getIndex();
for (int i = idx + 1; i < item.getParent().size(); i++) {
ListItem<?> itemReIndex = (ListItem<?>) item.getParent().get(i);
itemReIndex.setIndex(itemReIndex.getIndex() - 1);
}
items.remove(item.getIndex());
remove(item);
}
public void draw() {
clearBox();
int length = (itemsLista.size() < super.inHeight ? itemsLista.size() : super.inHeight);
for (int i = 0; i < length; i++) {
ListItem item = (ListItem) itemsLista.elementAt(i);
si.print(inPosition.x, inPosition.y + i, item.getIndex(), item.getIndexColor());
if (item.getRow().length() > inWidth)
si.print(
inPosition.x + 2, inPosition.y + i, item.getRow().substring(0, inWidth), foreColor);
else si.print(inPosition.x + 2, inPosition.y + i, item.getRow(), foreColor);
}
}
/** @see org.apache.wicket.markup.repeater.AbstractRepeater#onPopulate() */
@SuppressWarnings("unchecked")
@Override
protected final void onPopulate() {
// Get number of items to be displayed
final int size = getViewSize();
if (size > 0) {
if (getReuseItems()) {
// Remove all ListItems no longer required
final int maxIndex = firstIndex + size;
for (final Iterator<Component> iterator = iterator(); iterator.hasNext(); ) {
// Get next child component
final ListItem<?> child = (ListItem<?>) iterator.next();
if (child != null) {
final int index = child.getIndex();
if (index < firstIndex || index >= maxIndex) {
iterator.remove();
}
}
}
} else {
// Automatically rebuild all ListItems before rendering the
// list view
removeAll();
}
boolean hasChildren = size() != 0;
// Loop through the markup in this container for each item
for (int i = 0; i < size; i++) {
// Get index
final int index = firstIndex + i;
ListItem<T> item = null;
if (hasChildren) {
// If this component does not already exist, populate it
item = (ListItem<T>) get(Integer.toString(index));
}
if (item == null) {
// Create item for index
item = newItem(index, getListItemModel(getModel(), index));
// Add list item
add(item);
// Populate the list item
onBeginPopulateItem(item);
populateItem(item);
}
}
} else {
removeAll();
}
}
