protected void initLocalData() {
docTableModel = new DocumentTableModel();
try {
documentsLoadedCount = Gate.getCreoleRegister().getAllInstances("gate.Document").size();
} catch (GateException exception) {
exception.printStackTrace();
}
}
public void actionPerformed(ActionEvent e) {
List<Resource> loadedDocuments;
try {
// get all the documents loaded in the system
loadedDocuments = Gate.getCreoleRegister().getAllInstances("gate.Document");
} catch (GateException ge) {
// gate.Document is not registered in creole.xml....what is!?
throw new GateRuntimeException(
"gate.Document is not registered in the creole register!\n"
+ "Something must be terribly wrong...take a vacation!");
}
Vector<String> docNames = new Vector<String>();
for (Resource loadedDocument : new ArrayList<Resource>(loadedDocuments)) {
if (corpus.contains(loadedDocument)) {
loadedDocuments.remove(loadedDocument);
} else {
docNames.add(loadedDocument.getName());
}
}
JList docList = new JList(docNames);
docList.getSelectionModel().setSelectionInterval(0, docNames.size() - 1);
docList.setCellRenderer(renderer);
final JOptionPane optionPane =
new JOptionPane(
new JScrollPane(docList), JOptionPane.QUESTION_MESSAGE, JOptionPane.OK_CANCEL_OPTION);
final JDialog dialog =
optionPane.createDialog(CorpusEditor.this, "Add document(s) to this corpus");
docList.addMouseListener(
new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
if (e.getClickCount() == 2) {
optionPane.setValue(JOptionPane.OK_OPTION);
dialog.dispose();
}
}
});
dialog.setVisible(true);
if (optionPane.getValue().equals(JOptionPane.OK_OPTION)) {
int[] selectedIndices = docList.getSelectedIndices();
for (int selectedIndice : selectedIndices) {
corpus.add((Document) loadedDocuments.get(selectedIndice));
}
}
changeMessage();
}
protected void initListeners() {
// mouse double-click to open the document
// context menu to get the actions for the selection
docTable.addMouseListener(
new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
processMouseEvent(e);
}
public void mousePressed(MouseEvent e) {
if (e.isPopupTrigger()) {
processMouseEvent(e);
}
}
public void mouseReleased(MouseEvent e) {
if (e.isPopupTrigger()) {
processMouseEvent(e);
}
}
private void processMouseEvent(MouseEvent e) {
int row = docTable.rowAtPoint(e.getPoint());
if (row == -1) {
return;
}
if (e.isPopupTrigger()) {
// context menu
if (!docTable.isRowSelected(row)) {
// if right click outside the selection then reset selection
docTable.getSelectionModel().setSelectionInterval(row, row);
}
JPopupMenu popup = new XJPopupMenu();
popup.add(openDocumentsAction);
popup.add(removeDocumentsAction);
popup.show(docTable, e.getPoint().x, e.getPoint().y);
} else if (e.getID() == MouseEvent.MOUSE_CLICKED && e.getClickCount() == 2) {
// open document on double-click
openDocumentsAction.actionPerformed(null);
}
}
});
// Enter key opens the selected documents
docTable.addKeyListener(
new KeyAdapter() {
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_ENTER) {
openDocumentsAction.actionPerformed(null);
}
}
});
docTable
.getSelectionModel()
.addListSelectionListener(
new ListSelectionListener() {
public void valueChanged(ListSelectionEvent e) {
// enable/disable buttons according to the selection
removeDocumentsAction.setEnabled(docTable.getSelectedRowCount() > 0);
openDocumentsAction.setEnabled(docTable.getSelectedRowCount() > 0);
moveUpAction.setEnabled(
docTable.getSelectedRowCount() > 0 && !docTable.isRowSelected(0));
moveDownAction.setEnabled(
docTable.getSelectedRowCount() > 0
&& !docTable.isRowSelected(docTable.getRowCount() - 1));
}
});
Gate.getCreoleRegister()
.addCreoleListener(
new CreoleListener() {
public void resourceLoaded(CreoleEvent e) {
if (e.getResource() instanceof Document) {
documentsLoadedCount++;
changeMessage();
}
}
public void resourceUnloaded(CreoleEvent e) {
if (e.getResource() instanceof Document) {
documentsLoadedCount--;
changeMessage();
}
}
public void datastoreOpened(CreoleEvent e) {
/* do nothing */
}
public void datastoreCreated(CreoleEvent e) {
/* do nothing */
}
public void datastoreClosed(CreoleEvent e) {
/* do nothing */
}
public void resourceRenamed(Resource resource, String oldName, String newName) {
/* do nothing */
}
});
}