/** Notifies all views of a data reference change. */
public void init() {
final Data data = initHistory(gui.context);
if (data != null) {
// if a large database is opened, the user is asked if complex
/// visualizations should be closed first
final long size = data.meta.dbsize();
boolean open = false;
for (final View v : view) open |= v.visible() && v.db();
if (open
&& size > LARGEDB
&& BaseXDialog.confirm(gui, Util.info(H_LARGE_DB, Performance.format(size)))) {
for (final View v : view) if (v.visible() && v.db()) v.visible(false);
}
} else {
// database closed: close open dialogs
for (final Window w : gui.getOwnedWindows()) {
if (w.isVisible() && w instanceof BaseXDialog) ((BaseXDialog) w).cancel();
}
}
gui.context.focused = -1;
for (final View v : view) v.refreshInit();
gui.layoutViews();
gui.setTitle(data != null ? data.meta.name : null);
}
/**
* Shows a quit dialog for the specified editor.
*
* @param edit editor to be saved
* @return {@code false} if confirmation was canceled
*/
private boolean confirm(final EditorArea edit) {
if (edit.modified && (edit.opened() || edit.getText().length != 0)) {
final Boolean ok = BaseXDialog.yesNoCancel(gui, Util.info(CLOSE_FILE_X, edit.file.name()));
if (ok == null || ok && !save()) return false;
}
return true;
}
/** Saves the displayed text. */
private void save() {
final BaseXFileChooser fc =
new BaseXFileChooser(SAVE_AS, gui.gopts.get(GUIOptions.WORKPATH), gui).suffix(IO.XMLSUFFIX);
final IO file = fc.select(Mode.FSAVE);
if (file == null) return;
gui.gopts.set(GUIOptions.WORKPATH, file.path());
gui.cursor(CURSORWAIT, true);
final MainOptions opts = gui.context.options;
final int mh = opts.get(MainOptions.MAXHITS);
opts.set(MainOptions.MAXHITS, -1);
opts.set(MainOptions.CACHEQUERY, false);
try (final PrintOutput out = new PrintOutput(file.toString())) {
if (cmd != null) {
cmd.execute(gui.context, out);
} else if (ns != null) {
ns.serialize(Serializer.get(out));
} else {
final byte[] txt = text.getText();
for (final byte t : txt) if (t < 0 || t > ' ' || ws(t)) out.write(t);
}
} catch (final IOException ex) {
BaseXDialog.error(gui, Util.info(FILE_NOT_SAVED_X, file));
} finally {
opts.set(MainOptions.MAXHITS, mh);
opts.set(MainOptions.CACHEQUERY, true);
gui.cursor(CURSORARROW, true);
}
}
@Override
public void execute(final GUI gui) {
final DialogExport dialog = new DialogExport(gui);
if (!dialog.ok()) return;
final IOFile root = new IOFile(dialog.path());
// check if existing files will be overwritten
if (root.exists()) {
IO file = null;
boolean overwrite = false;
final Data d = gui.context.data();
final IntList il = d.resources.docs();
final int is = il.size();
for (int i = 0; i < is; i++) {
file = root.merge(Token.string(d.text(il.get(i), true)));
if (file.exists()) {
if (overwrite) {
// more than one file will be overwritten; check remaining tests
file = null;
break;
}
overwrite = true;
}
}
if (overwrite) {
// show message for overwriting files or directories
final String msg = file == null ? FILES_REPLACE_X : FILE_EXISTS_X;
if (file == null) file = root;
if (!BaseXDialog.confirm(gui, Util.info(msg, file))) return;
}
}
DialogProgress.execute(gui, new Export(root.path()));
}
@Override
public void cancel() {
final boolean sn = gui.gprop.is(GUIProp.SHOWNAME);
gui.gprop.set(GUIProp.SHOWNAME, oldShowNames);
if (sn != oldShowNames) gui.notify.layout();
super.cancel();
}
/** Open all selected files externally. */
private void openExternal() {
for (final IOFile file : selectedValues()) {
try {
file.open();
} catch (final IOException ex) {
BaseXDialog.error(project.gui, Util.info(FILE_NOT_OPENED_X, file));
}
}
}
/**
* Saves the specified editor contents.
*
* @param file file to write
* @return {@code false} if confirmation was canceled
*/
private boolean save(final IOFile file) {
try {
final EditorArea edit = getEditor();
file.write(edit.getText());
edit.file(file);
return true;
} catch (final IOException ex) {
BaseXDialog.error(gui, FILE_NOT_SAVED);
return false;
}
}
@Override
public void close() {
if (!ok) return;
super.close();
gui.set(MainOptions.TEXTINDEX, txtindex.isSelected());
gui.set(MainOptions.ATTRINDEX, atvindex.isSelected());
gui.set(MainOptions.FTINDEX, ftxindex.isSelected());
general.setOptions();
ft.setOptions();
}
@Override
public void close() {
try {
gui.set(MainOptions.EXPORTER, options(SerialMethod.valueOf(method.getSelectedItem())));
} catch (final BaseXException ex) {
throw Util.notExpected(ex);
}
if (!ok) return;
super.close();
path.store();
}
@Override
public void close() {
if (!ok) return;
super.close();
gui.set(MainOptions.TEXTINDEX, textindex.isSelected());
gui.set(MainOptions.ATTRINDEX, attrindex.isSelected());
gui.set(MainOptions.TOKENINDEX, tokenindex.isSelected());
gui.set(MainOptions.FTINDEX, ftindex.isSelected());
general.setOptions();
options.setOptions(null);
for (final DialogIndex di : index) di.setOptions();
}
@Override
public void execute(final GUI gui) {
if (!BaseXDialog.confirm(gui, DELETE_NODES)) return;
final StringBuilder sb = new StringBuilder();
final Nodes n = gui.context.marked;
for (int i = 0; i < n.size(); ++i) {
if (i > 0) sb.append(',');
sb.append(openPre(n, i));
}
gui.context.marked = new Nodes(n.data);
gui.context.copied = null;
gui.context.focused = -1;
gui.execute(new XQuery("delete nodes (" + sb + ')'));
}
/**
* Opens the specified query file.
*
* @param file query file
* @return opened editor
*/
public EditorArea open(final IOFile file) {
if (!visible()) GUICommands.C_SHOWEDITOR.execute(gui);
EditorArea edit = find(file, true);
try {
if (edit != null) {
// display open file
tabs.setSelectedComponent(edit);
edit.reopen(true);
} else {
// get current editor
edit = getEditor();
// create new tab if current text is stored on disk or has been modified
if (edit.opened() || edit.modified) edit = addTab();
edit.initText(file.read());
edit.file(file);
}
} catch (final IOException ex) {
BaseXDialog.error(gui, FILE_NOT_OPENED);
}
return edit;
}
@Override
public void execute(final GUI gui) {
BaseXDialog.browse(gui, UPDATE_URL);
}
@Override
public void execute(final GUI gui) {
BaseXDialog.browse(gui, COMMUNITY_URL);
}
@Override
public void execute(final GUI gui) {
if (new DialogManage(gui).nodb() && BaseXDialog.confirm(gui, NEW_DB_QUESTION))
C_CREATE.execute(gui);
}