public void documentRemoved(final CorpusEvent e) {
docTableModel.dataChanged();
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
changeMessage();
docTableModel.fireTableRowsDeleted(e.getDocumentIndex(), e.getDocumentIndex());
}
});
}
public void actionPerformed(ActionEvent e) {
Component root = SwingUtilities.getRoot(CorpusEditor.this);
if (!(root instanceof MainFrame)) {
return;
}
final MainFrame mainFrame = (MainFrame) root;
final int[] selectedRows = docTable.getSelectedRows();
if (selectedRows.length > 10) {
Object[] possibleValues = {"Open the " + selectedRows.length + " documents", "Don't open"};
int selectedValue =
JOptionPane.showOptionDialog(
docTable,
"Do you want to open "
+ selectedRows.length
+ " documents in the central tabbed pane ?",
"Warning",
JOptionPane.DEFAULT_OPTION,
JOptionPane.QUESTION_MESSAGE,
null,
possibleValues,
possibleValues[1]);
if (selectedValue == 1 || selectedValue == JOptionPane.CLOSED_OPTION) {
return;
}
}
for (int row : selectedRows) {
// load the document if inside a datastore
corpus.get(docTable.rowViewToModel(row));
}
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
for (int row : selectedRows) {
Document doc = (Document) corpus.get(docTable.rowViewToModel(row));
// show the document in the central view
mainFrame.select(doc);
}
}
});
}
public void setTarget(Object target) {
if (corpus != null && corpus != target) {
// we already had a different corpus
corpus.removeCorpusListener(this);
}
if (!(target instanceof Corpus)) {
throw new IllegalArgumentException(
"The GATE corpus editor can only be used with a GATE corpus!\n"
+ target.getClass().toString()
+ " is not a GATE corpus!");
}
this.corpus = (Corpus) target;
corpus.addCorpusListener(this);
docTableModel.dataChanged();
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
docTableModel.fireTableDataChanged();
}
});
}
protected void changeMessage() {
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
if (corpus == null || corpus.size() == 0) {
newDocumentAction.setEnabled(true);
messageLabel.setText(
"<html>To add or remove documents to this corpus:<ul>"
+ "<li>use the toolbar buttons at the top of this view"
+ "<li>drag documents from the left resources tree and drop them below"
+ "<li>right click on the corpus in the resources tree and choose 'Populate'"
+ "</ul></html>");
messageLabel.setVisible(true);
}
// This is a really stupid way of checking if all the open documents are in the
// corpus and it seems to be causing more problems than it might possibly be trying
// to solve
/*else if (documentsLoadedCount > 0
&& documentsLoadedCount == corpus.size()) {
newDocumentAction.setEnabled(false);
messageLabel.setText("All the documents loaded in the " +
"system are in this corpus.");
messageLabel.setVisible(true);
} */
else if (documentsLoadedCount == 0) {
newDocumentAction.setEnabled(false);
if (corpus.getDataStore() == null) {
messageLabel.setText(
"There are no documents loaded in the system. " + "Press F1 for help.");
} else {
messageLabel.setText("Open a document to load it from the datastore.");
}
messageLabel.setVisible(true);
} else {
newDocumentAction.setEnabled(true);
messageLabel.setVisible(false);
}
}
});
}
public void actionPerformed(ActionEvent e) {
int[] rowsTable = docTable.getSelectedRows();
int[] rowsCorpus = new int[rowsTable.length];
for (int i = 0; i < rowsTable.length; i++)
rowsCorpus[i] = docTable.rowViewToModel(rowsTable[i]);
Arrays.sort(rowsCorpus);
// starting from the largest one, move each element down
for (int i = rowsCorpus.length - 1; i >= 0; i--) {
if (rowsCorpus[i] < corpus.size() - 1) {
// swap the doc with the one before
// serial corpus does not load the document on remove, so we need
// to load the document explicitly
boolean wasLoaded = corpus.isDocumentLoaded(rowsCorpus[i]);
Document doc = (Document) corpus.get(rowsCorpus[i]);
corpus.remove(rowsCorpus[i]);
rowsCorpus[i]++;
corpus.add(rowsCorpus[i], doc);
if (!wasLoaded) {
corpus.unloadDocument(doc);
Factory.deleteResource(doc);
}
}
}
// restore selection
// the remove / add events will cause the table to be updated
// we need to only restore the selection after that happened
final int[] selectedRowsCorpus = new int[rowsCorpus.length];
System.arraycopy(rowsCorpus, 0, selectedRowsCorpus, 0, rowsCorpus.length);
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
docTable.clearSelection();
for (int i = 0; i < selectedRowsCorpus.length; i++) {
int rowTable = docTable.rowModelToView(selectedRowsCorpus[i]);
docTable.getSelectionModel().addSelectionInterval(rowTable, rowTable);
}
}
});
}