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package info.bioinfweb.commons.swing; |
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import java.util.List; |
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import javax.swing.AbstractListModel; |
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public class ListBackedListModel<E> extends AbstractListModel<E>{ |
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private List<E> list; |
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public ListBackedListModel(List<E> list) { |
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super(); |
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this.list = list; |
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} |
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public List<E> getList() { |
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return list; |
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} |
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public void setList(List<E> list) { |
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int previousSize = this.list.size(); |
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this.list = list; |
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int sharedLength = Math.min(list.size(), previousSize); |
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if (sharedLength > 0) { |
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fireContentsChanged(this, 0, sharedLength - 1); |
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} |
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if (list.size() > previousSize) { |
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fireIntervalAdded(this, previousSize, list.size() - 1); |
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} |
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else if (list.size() < previousSize) { |
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fireIntervalRemoved(this, list.size(), previousSize - 1); |
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} |
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} |
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@Override |
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public E getElementAt(int index) { |
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return list.get(index); |
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} |
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@Override |
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public int getSize() { |
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return list.size(); |
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} |
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public boolean add(E e) { |
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list.add(e); |
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int pos = list.size() - 1; |
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fireIntervalAdded(this, pos, pos); |
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return true; |
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} |
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public void add(int index, E element) { |
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list.add(index, element); |
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int lastIndex = list.size() - 1; |
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fireContentsChanged(this, index, lastIndex - 1); |
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fireIntervalAdded(this, lastIndex, lastIndex); |
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} |
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public void clear() { |
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int lastIndex = list.size() - 1; |
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list.clear(); |
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fireIntervalRemoved(this, 0, lastIndex); |
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} |
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public E remove(int index) { |
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E result = list.remove(index); |
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fireIntervalRemoved(this, index, index); |
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return result; |
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} |
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public E set(int index, E element) { |
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E result = list.set(index, element); |
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fireContentsChanged(this, index, index); |
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return result; |
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} |
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} |