/*
* $Id$
*
* Copyright (C) 2003-2015 JNode.org
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; If not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.shell.syntax;
import javax.naming.NameNotFoundException;
import org.jnode.driver.console.CompletionInfo;
import org.jnode.driver.input.KeyboardLayoutManager;
import org.jnode.naming.InitialNaming;
import org.jnode.shell.CommandLine.Token;
/**
* This argument accepts any string as a potential keyboard layout id, and completes
* against the ids registered with the keyboard layout manager.
*
* @author crawley@jnode.org
*/
public class KeyboardLayoutArgument extends StringArgument {
public KeyboardLayoutArgument(String label, int flags, String description) {
super(label, flags, description);
}
@Override
protected String argumentKind() {
return "keyboard layout";
}
@Override
protected String doAccept(Token token, int flags) throws CommandSyntaxException {
return token.text;
}
@Override
public void doComplete(CompletionInfo completions, String partial, int flags) {
try {
KeyboardLayoutManager mgr = InitialNaming.lookup(KeyboardLayoutManager.NAME);
// collect matching devices
for (String layout : mgr.layouts()) {
if (layout.startsWith(partial)) {
completions.addCompletion(layout);
}
}
} catch (NameNotFoundException ex) {
throw new SyntaxFailureException("KeyboardLayoutManager not found. Check your system setup");
}
}
}