Java Utililty Methods JList Add Remove

List of utility methods to do JList Add Remove

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Description

The list of methods to do JList Add Remove are organized into topic(s).

Method

voidaddDoubleClickEvent(JList list)
add Double Click Event 
list.addMouseListener(new MouseAdapter() {
    public void mouseClicked(MouseEvent e) {
        JList source = (JList) e.getSource();
        if (e.getClickCount() == 2) {
            ListSelectionListener[] listeners = source.getListSelectionListeners();
            for (int i = 0; i < listeners.length; i++) {
                listeners[i].valueChanged(new ListSelectionEvent(source, source.getSelectedIndex(),
                        source.getSelectedIndex(), false));
...
voidaddItemJList(javax.swing.JList jlist, String item)
add Item J List 
int size = jlist.getModel().getSize();
String[] ary = new String[size + 1];
for (int i = 0; i < size; i++) {
    ary[i] = (String) jlist.getModel().getElementAt(i);
ary[size] = item;
jlist.setModel(new javax.swing.DefaultComboBoxModel(ary));
voidaddToList(JList list, Object object)
add To List 
ListModel model = list.getModel();
if (model == null) {
    model = new DefaultListModel();
    list.setModel(model);
;
if (model instanceof DefaultListModel) {
    DefaultListModel listModel = (DefaultListModel) model;
...
voidfillList(Collection anList, JList anJList)
fillList 
DefaultListModel listModel = new DefaultListModel();
if (anList != null && anJList != null) {
    Object el = null;
    Iterator it = anList.iterator();
    while (it.hasNext()) {
        el = it.next();
        listModel.addElement(el);
anJList.setModel(listModel);
if (listModel.size() > 0) {
    anJList.setSelectedIndex(0);
voidfillList(JList aListComponent, String theList, boolean removeQuotes)
Fills a JList component with a String representation of the to-be contents

Example of input argument theList with !removeQuotes : ["123","456","789"]
Example of input argument theList with removeQuotes: [123,456,789] 
DefaultListModel itsModel = new DefaultListModel();
aListComponent.setModel(itsModel);
String aList = theList;
if (aList.startsWith("[")) {
    aList = aList.substring(1, aList.length());
if (aList.endsWith("]")) {
    aList = aList.substring(0, aList.length() - 1);
...
voidfillList(Object[] elements, JList list)
fillList 
setListModel(generateListModel(elements), list);
voidJListAddObject(javax.swing.JList list, Object item)
J List Add Object 
javax.swing.ListModel lm = list.getModel();
Object[] newList = new Object[lm.getSize() + 1];
for (int i = 0; i < lm.getSize(); i++) {
    newList[i] = lm.getElementAt(i);
newList[lm.getSize()] = item;
list.setListData(newList);
voidremoveAllListItems(JList sourceList)
remove All List Items 
DefaultListModel selectedTableListModel = (DefaultListModel) sourceList.getModel();
selectedTableListModel.removeAllElements();
voidremoveFromList(JList list, Object object)
remove From List 
ListModel model = list.getModel();
if (model == null) {
    model = new DefaultListModel();
    list.setModel(model);
;
if (model instanceof DefaultListModel) {
    DefaultListModel listModel = (DefaultListModel) model;
...
voidremoveItemJList(javax.swing.JList jlist)
remove Item J List 
String id = (String) jlist.getSelectedValue();
if (id != null) {
    int size = jlist.getModel().getSize();
    if (size == 0)
        return;
    String[] ary = new String[size - 1];
    int cnt = 0;
    for (int i = 0; i < size; i++) {
...