private void highlightItem(int pos) {
if (pos == -1) return;
String text = textField.getText();
String[] parts = text.split(",");
int start = 0;
for (int i = 0; i < pos; i++) start += parts[i].length() + 1;
if (pos >= parts.length) return;
int end = start + parts[pos].length();
textField.highlight(start, end);
int width = textField.getFontMetrics(textField.getFont()).stringWidth(text.substring(0, start));
textField.getHorizontalVisibility().setValue(width);
} // highlightItem
public WizExtendedList(
String name, final WizParamType type, HasTitle description, String previousTitle) {
this.name = name;
// Textfield
textField = new WizTextField();
WizardUtil.addKeyAssignment(textField, textField, type, description, previousTitle, false);
textField
.getDocument()
.addDocumentListener(
new DocumentListener() {
public void changedUpdate(DocumentEvent arg0) {
doIt();
}
public void insertUpdate(DocumentEvent arg0) {
doIt();
}
public void removeUpdate(DocumentEvent arg0) {
doIt();
}
public void doIt() {
listBox.setText(textField.getText());
fireActionEvent();
}
});
textField.addFocusListener(
new FocusAdapter() {
public void focusGained(FocusEvent e) {
textField.removeHighlights();
} // focusGained
});
// List
listBox = new WizList();
listBox
.getJList()
.addListSelectionListener(
new ListSelectionListener() {
public void valueChanged(ListSelectionEvent e) {
int pos = listBox.getJList().getSelectedIndex();
highlightItem(pos);
}
});
listBox.addChangeListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
textField.setText(listBox.getText());
int pos = listBox.getJList().getSelectedIndex();
highlightItem(pos);
fireActionEvent();
} // actionPerformed
});
listBox.getJList().setFocusable(false);
// AddButton
addButton = new JLabel(Images.EXPAND_ICON);
addButton.setBorder(BorderFactory.createEmptyBorder(1, 1, 1, 1));
addButton.addMouseListener(new LabelAsButtonMouseListener(addButton));
addButton.addMouseListener(
new MouseAdapter() {
public void mouseClicked(MouseEvent arg0) {
Container window = getParent();
while (!(window instanceof Frame)) {
window = window.getParent();
} // while
final JDialog dialog = new JDialog((Frame) window, true);
dialog.setTitle("Element hinzufügen");
double border = 5, P = TableLayout.PREFERRED, F = TableLayout.FILL;
double size[][] = {{border, P, border, F, border}, {border, P, border, P, border}};
JPanel panel = (JPanel) dialog.getContentPane();
panel.setLayout(new TableLayout(size));
final JTextField field = new JTextField();
JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT, 3, 3));
final JButton fertig = new JButton("Fertig");
fertig.setMnemonic('f');
buttonPanel.add(fertig);
final JButton abbrechen = new JButton("Abbrechen");
abbrechen.setMnemonic('a');
buttonPanel.add(abbrechen);
ActionListener listener =
new ActionListener() {
public void actionPerformed(ActionEvent event) {
if (event.getSource() == abbrechen) {
dialog.dispose();
return;
} // if
String s = field.getText();
if (s == null || s.length() == 0) return;
String[] parts = s.split(",");
for (int i = 0; i < parts.length; i++) {
listBox.addItem(parts[i]);
} // for i
dialog.dispose();
} // actionPerformed
};
fertig.addActionListener(listener);
abbrechen.addActionListener(listener);
field.addActionListener(listener);
panel.add(new JLabel("Neues Element:"), "1, 1, L, T");
panel.add(field, "3, 1, F, F");
panel.add(buttonPanel, "1, 3, 3, 3");
dialog.setBounds(Settings.computeBounds(window, 300, 95));
dialog.setVisible(true);
} // mouseClicked
});
// RemoveButton
removeButton = new JLabel(Images.COLLAPSED_ICON);
removeButton.addMouseListener(new LabelAsButtonMouseListener(removeButton));
removeButton.addMouseListener(
new MouseAdapter() {
public void mouseClicked(MouseEvent arg0) {
listBox.deleteSelectedItem();
}
});
double border = 5, P = TableLayout.PREFERRED, F = TableLayout.FILL;
double size[][] = {{F, border / 2, P}, {P, border, P, border / 2, P, F}};
setLayout(new TableLayout(size));
add(textField, "0, 0, 2, 0");
add(listBox, "0, 2, 0, 5");
add(addButton, "2, 2, F, F");
add(removeButton, "2, 4, F, F");
} // Konstruktor
public void addExitListener(Object listener) {
textField.addKeyListener((KeyListener) listener);
listBox.addKeyListener((KeyListener) listener);
} // addExitListener
public void addFinishListener(Object listener) {
textField.addActionListener((ActionListener) listener);
} // addFinishListener
public boolean hasFocus() {
return textField.hasFocus() || listBox.hasFocus();
} // hasFocus
public void requestFocus() {
textField.requestFocus();
} // requestFocus
public String getText() {
if (name == null) return "{" + textField.getText() + "}";
return name + "({" + textField.getText() + "})";
} // getText
/** Bekommt eine kommagetrennte Liste und trägt diese in die Liste ein */
public void setText(String text) {
textField.setText(text);
listBox.setText(text);
} // setText
