public void init() {
// Get entries and check if it makes sense to perform this operation
entries = panel.getSelectedEntries();
if (entries.length == 0) {
database = panel.getDatabase();
entries = database.getEntries().toArray(new BibtexEntry[] {});
if (entries.length == 0) {
JOptionPane.showMessageDialog(
panel,
Globals.lang("This operation requires at least one entry."),
Globals.lang("Write XMP-metadata"),
JOptionPane.ERROR_MESSAGE);
goOn = false;
return;
} else {
int response =
JOptionPane.showConfirmDialog(
panel,
Globals.lang("Write XMP-metadata for all PDFs in current database?"),
Globals.lang("Write XMP-metadata"),
JOptionPane.YES_NO_CANCEL_OPTION,
JOptionPane.QUESTION_MESSAGE);
if (response != JOptionPane.YES_OPTION) {
goOn = false;
return;
}
}
}
errors = entriesChanged = skipped = 0;
if (optDiag == null) {
optDiag = new OptionsDialog(panel.frame().getFrame());
}
optDiag.open();
panel.output(Globals.lang("Writing XMP metadata..."));
}
@Override
public void actionPerformed(ActionEvent evt) {
final BibtexEntry[] entries = m_panel.getSelectedEntries();
final Vector<GroupTreeNode> removeGroupsNodes =
new Vector<GroupTreeNode>(); // used only when moving
if (m_move) {
// collect warnings for removal
Enumeration<GroupTreeNode> e = ((GroupTreeNode) m_node.getRoot()).preorderEnumeration();
GroupTreeNode node;
while (e.hasMoreElements()) {
node = e.nextElement();
if (!node.getGroup().supportsRemove()) {
continue;
}
for (BibtexEntry entry : entries) {
if (node.getGroup().contains(entry)) {
removeGroupsNodes.add(node);
}
}
}
// warning for all groups from which the entries are removed, and
// for the one to which they are added! hence the magical +1
AbstractGroup[] groups = new AbstractGroup[removeGroupsNodes.size() + 1];
for (int i = 0; i < removeGroupsNodes.size(); ++i) {
groups[i] = removeGroupsNodes.elementAt(i).getGroup();
}
groups[groups.length - 1] = m_node.getGroup();
if (!Util.warnAssignmentSideEffects(
groups, entries, m_panel.getDatabase(), m_panel.frame())) {
return; // user aborted operation
}
} else {
// warn if assignment has undesired side effects (modifies a field != keywords)
if (!Util.warnAssignmentSideEffects(
new AbstractGroup[] {m_node.getGroup()},
entries,
m_panel.getDatabase(),
m_panel.frame())) {
return; // user aborted operation
}
}
// if an editor is showing, its fields must be updated
// after the assignment, and before that, the current
// edit has to be stored:
m_panel.storeCurrentEdit();
NamedCompound undoAll = new NamedCompound(Globals.lang("change assignment of entries"));
if (m_move) {
// first remove
for (int i = 0; i < removeGroupsNodes.size(); ++i) {
GroupTreeNode node = removeGroupsNodes.elementAt(i);
if (node.getGroup().containsAny(entries)) {
undoAll.addEdit(node.removeFromGroup(entries));
}
}
// then add
AbstractUndoableEdit undoAdd = m_node.addToGroup(entries);
if (undoAdd != null) {
undoAll.addEdit(undoAdd);
}
} else {
AbstractUndoableEdit undoAdd = m_node.addToGroup(entries);
if (undoAdd == null) {
return; // no changed made
}
undoAll.addEdit(undoAdd);
}
undoAll.end();
m_panel.undoManager.addEdit(undoAll);
m_panel.markBaseChanged();
m_panel.updateEntryEditorIfShowing();
m_panel.getGroupSelector().valueChanged(null);
}