Example usage for javax.swing DefaultListModel removeElement

List of usage examples for javax.swing DefaultListModel removeElement

  1. HOME
  2. Java
  3. javax
  4. javax.swing.*
  5. DefaultListModel
  6. removeElement

Introduction

In this page you can find the example usage for javax.swing DefaultListModel removeElement.

Prototype

public boolean removeElement(Object obj)

Source Link

Document

Removes the first (lowest-indexed) occurrence of the argument from this list.

Usage

From source file:Main.java

public static void main(final String args[]) {
    String labels[] = { "A", "B", "C", "D", "E" };
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    DefaultListModel model = new DefaultListModel();
    model.ensureCapacity(1000);/*www . j av  a  2  s  . c o m*/
    for (int i = 0; i < 100; i++) {
        for (int j = 0; j < 5; j++) {
            model.addElement(labels[j]);
        }
    }
    model.removeElement("A");

    JList jlist2 = new JList(model);
    jlist2.setVisibleRowCount(4);
    jlist2.setFixedCellHeight(12);
    jlist2.setFixedCellWidth(200);
    JScrollPane scrollPane2 = new JScrollPane(jlist2);
    frame.add(scrollPane2, BorderLayout.CENTER);

    frame.setSize(300, 350);
    frame.setVisible(true);
}

From source file:MainClass.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Modifying Model");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    final DefaultListModel model = new DefaultListModel();
    for (int i = 0, n = labels.length; i < n; i++) {
        model.addElement(labels[i]);//w  w w . ja  v a  2 s  . com
    }
    JList jlist = new JList(model);
    JScrollPane scrollPane1 = new JScrollPane(jlist);
    frame.add(scrollPane1, BorderLayout.WEST);

    ListDataListener listDataListener = new ListDataListener() {
        public void contentsChanged(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        public void intervalAdded(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        public void intervalRemoved(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        private void appendEvent(ListDataEvent listDataEvent) {
            switch (listDataEvent.getType()) {
            case ListDataEvent.CONTENTS_CHANGED:
                System.out.println("Type: Contents Changed");
                break;
            case ListDataEvent.INTERVAL_ADDED:
                System.out.println("Type: Interval Added");
                break;
            case ListDataEvent.INTERVAL_REMOVED:
                System.out.println("Type: Interval Removed");
                break;
            }
            System.out.println(", Index0: " + listDataEvent.getIndex0());
            System.out.println(", Index1: " + listDataEvent.getIndex1());
            DefaultListModel theModel = (DefaultListModel) listDataEvent.getSource();
            System.out.println(theModel);
        }
    };

    model.addListDataListener(listDataListener);

    model.add(0, "First");
    model.addElement("Last");
    int size = model.getSize();
    model.insertElementAt("Middle", size / 2);
    size = model.getSize();
    if (size != 0)
        model.set(0, "New First");
    size = model.getSize();
    if (size != 0)
        model.setElementAt("New Last", size - 1);
    for (int i = 0, n = labels.length; i < n; i++) {
        model.addElement(labels[i]);
    }
    model.clear();
    size = model.getSize();
    if (size != 0)
        model.remove(0);

    model.removeAllElements();
    model.removeElement("Last");
    size = model.getSize();
    if (size != 0)
        model.removeElementAt(size / 2);
    size = model.getSize();
    if (size != 0)
        model.removeRange(0, size / 2);
    frame.setSize(640, 300);
    frame.setVisible(true);
}

From source file:ModifyModelSample.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Modifying Model");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container contentPane = frame.getContentPane();

    // Fill model
    final DefaultListModel model = new DefaultListModel();
    for (int i = 0, n = labels.length; i < n; i++) {
        model.addElement(labels[i]);//  ww w  .jav  a2s .c  o  m
    }
    JList jlist = new JList(model);
    JScrollPane scrollPane1 = new JScrollPane(jlist);
    contentPane.add(scrollPane1, BorderLayout.WEST);

    final JTextArea textArea = new JTextArea();
    textArea.setEditable(false);
    JScrollPane scrollPane2 = new JScrollPane(textArea);
    contentPane.add(scrollPane2, BorderLayout.CENTER);

    ListDataListener listDataListener = new ListDataListener() {
        public void contentsChanged(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        public void intervalAdded(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        public void intervalRemoved(ListDataEvent listDataEvent) {
            appendEvent(listDataEvent);
        }

        private void appendEvent(ListDataEvent listDataEvent) {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);
            switch (listDataEvent.getType()) {
            case ListDataEvent.CONTENTS_CHANGED:
                pw.print("Type: Contents Changed");
                break;
            case ListDataEvent.INTERVAL_ADDED:
                pw.print("Type: Interval Added");
                break;
            case ListDataEvent.INTERVAL_REMOVED:
                pw.print("Type: Interval Removed");
                break;
            }
            pw.print(", Index0: " + listDataEvent.getIndex0());
            pw.print(", Index1: " + listDataEvent.getIndex1());
            DefaultListModel theModel = (DefaultListModel) listDataEvent.getSource();
            Enumeration elements = theModel.elements();
            pw.print(", Elements: ");
            while (elements.hasMoreElements()) {
                pw.print(elements.nextElement());
                pw.print(",");
            }
            pw.println();
            textArea.append(sw.toString());
        }
    };

    model.addListDataListener(listDataListener);

    // Setup buttons
    JPanel jp = new JPanel(new GridLayout(2, 1));
    JPanel jp1 = new JPanel(new FlowLayout(FlowLayout.CENTER, 1, 1));
    JPanel jp2 = new JPanel(new FlowLayout(FlowLayout.CENTER, 1, 1));
    jp.add(jp1);
    jp.add(jp2);
    JButton jb = new JButton("add F");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            model.add(0, "First");
        }
    });
    jb = new JButton("addElement L");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            model.addElement("Last");
        }
    });
    jb = new JButton("insertElementAt M");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            model.insertElementAt("Middle", size / 2);
        }
    });
    jb = new JButton("set F");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            if (size != 0)
                model.set(0, "New First");
        }
    });
    jb = new JButton("setElementAt L");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            if (size != 0)
                model.setElementAt("New Last", size - 1);
        }
    });
    jb = new JButton("load 10");
    jp1.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            for (int i = 0, n = labels.length; i < n; i++) {
                model.addElement(labels[i]);
            }
        }
    });
    jb = new JButton("clear");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            model.clear();
        }
    });
    jb = new JButton("remove F");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            if (size != 0)
                model.remove(0);
        }
    });
    jb = new JButton("removeAllElements");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            model.removeAllElements();
        }
    });
    jb = new JButton("removeElement 'Last'");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            model.removeElement("Last");
        }
    });
    jb = new JButton("removeElementAt M");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            if (size != 0)
                model.removeElementAt(size / 2);
        }
    });
    jb = new JButton("removeRange FM");
    jp2.add(jb);
    jb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int size = model.getSize();
            if (size != 0)
                model.removeRange(0, size / 2);
        }
    });
    contentPane.add(jp, BorderLayout.SOUTH);
    frame.setSize(640, 300);
    frame.setVisible(true);
}

From source file:Main.java

@Override
protected void exportDone(JComponent source, Transferable data, int action) {
    @SuppressWarnings("unchecked")
    JList<String> sourceList = (JList<String>) source;
    String movedItem = sourceList.getSelectedValue();
    if (action == TransferHandler.MOVE) {
        DefaultListModel<String> listModel = (DefaultListModel<String>) sourceList.getModel();
        listModel.removeElement(movedItem);
    }/*w ww.ja v a  2 s. c  om*/
}

From source file:edu.ku.brc.af.tasks.subpane.formeditor.RowColDefPanel.java

public void delItem() {
    if (!currentItem.isInUse()) {
        DefaultListModel model = (DefaultListModel) itemList.getModel();
        items.remove(currentItem);// w  ww. ja  v  a2s .  co  m
        model.removeElement(currentItem);
    }
}

From source file:edu.ku.brc.af.ui.forms.formatters.UIFormatterListEdtDlg.java

/**
 * /*from   w  w  w .j a va2 s .  c  om*/
 */
protected void deleteFormatter() {
    UIFieldFormatterIFace uif = (UIFieldFormatterIFace) formatList.getSelectedValue();
    if (uif != null) {
        DefaultListModel model = (DefaultListModel) formatList.getModel();
        model.removeElement(uif);
        uiFieldFormatterMgrCache.removeFormatter(uif);
        setHasChanged(true);
    }
}

From source file:edu.ku.brc.af.ui.forms.formatters.UIFormatterListEdtDlg.java

/**
 * @param uif/*from w  w w .  j  av  a2 s . c o m*/
 * @param isNew
 */
protected void editFormatter(final UIFieldFormatterIFace uif, final boolean isNew) {
    try {
        UIFieldFormatterIFace tempCopy = isNew ? uif : (UIFieldFormatterIFace) uif.clone();
        boolean isDefault = tempCopy.isDefault();

        UIFormatterEditorDlg dlg = new UIFormatterEditorDlg(this, fieldInfo, tempCopy, isNew, doProcessSamples,
                uiFieldFormatterMgrCache);
        dlg.setVisible(true);
        if (!dlg.isCancelled()) {
            UIFieldFormatterIFace selectedUIF = dlg.getSelectedFormat();
            selectedUIF.setDefault(isDefault);

            if (selectedUIF.isIncrementer() && selectedUIF.getAutoNumber() == null) {

                AutoNumberIFace autoNum = UIFieldFormatterMgr.getInstance().createAutoNumber(
                        AutoNumberGeneric.class.getName(), fieldInfo.getTableInfo().getClassName(),
                        fieldInfo.getName(), tempCopy.getFields().size() == 1);
                selectedUIF.setAutoNumber(autoNum);
            }

            DefaultListModel model = (DefaultListModel) formatList.getModel();
            if (isNew) {
                model.addElement(selectedUIF);
                uiFieldFormatterMgrCache.addFormatter(selectedUIF);
                if (model.size() == 1) {
                    selectedUIF.setDefault(true);
                    formatList.setSelectedValue(selectedUIF, true);
                }

            } else {
                model.removeElement(uif);
                model.addElement(selectedUIF);
                uiFieldFormatterMgrCache.removeFormatter(uif);
                uiFieldFormatterMgrCache.addFormatter(selectedUIF);
            }
            setHasChanged(true);

        }

    } catch (Exception ex) {
        ex.printStackTrace();
        edu.ku.brc.af.core.UsageTracker.incrHandledUsageCount();
        edu.ku.brc.exceptions.ExceptionTracker.getInstance().capture(UIFormatterListEdtDlg.class, ex);
    }
}

From source file:gtu._work.ui.ObnfInsertCreaterUI.java

private void deleteFieldBtnAction() {
    String dbField = dbFieldText.getText();
    if (StringUtils.isBlank(dbField)) {
        JCommonUtil._jOptionPane_showMessageDialog_error("dbField");
        return;// w w w . j a  v a  2  s . c  o  m
    }
    DefaultListModel dbFieldListModel = (DefaultListModel) dbFieldList.getModel();
    boolean deleteOk = false;
    for (Enumeration<?> enu = dbFieldListModel.elements(); enu.hasMoreElements();) {
        KeyValue kv = (KeyValue) enu.nextElement();
        if (kv.getKey().equalsIgnoreCase(dbField)) {
            dbFieldListModel.removeElement(kv);
            deleteOk = true;
            break;
        }
    }
    JCommonUtil._jOptionPane_showMessageDialog_info(
            ":" + dbField + "->" + (deleteOk ? "?" : "?"));
}

From source file:com.mirth.connect.client.ui.browsers.message.MessageBrowserAdvancedFilter.java

private void shiftValues(JList source, JList destination) {
    Object[] values = source.getSelectedValues();
    DefaultListModel sourceModel = (DefaultListModel) source.getModel();
    DefaultListModel destinationModel = (DefaultListModel) destination.getModel();

    for (Object value : values) {
        sourceModel.removeElement(value);
        destinationModel.addElement(value);
    }//w ww.j av  a2s. c  o m
}

From source file:de.tor.tribes.ui.views.DSWorkbenchReTimerFrame.java

private void fireRemoveTroopFilterEvent(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_fireRemoveTroopFilterEvent
    Object[] selection = jFilterList.getSelectedValues();
    if (selection == null || selection.length == 0) {
        return;/* w  w w .  jav  a2s  .co m*/
    }
    List<TroopFilterElement> toRemove = new LinkedList<TroopFilterElement>();
    for (Object elem : selection) {
        toRemove.add((TroopFilterElement) elem);
    }
    DefaultListModel filterModel = (DefaultListModel) jFilterList.getModel();
    for (TroopFilterElement elem : toRemove) {
        filterModel.removeElement(elem);
    }
    jFilterList.repaint();
}