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/* museeq - a Qt client to museekd
*
* Copyright (C) 2003-2004 Hyriand <hyriand@thegraveyard.org>
* Copyright 2008 little blue poney <lbponey@users.sourceforge.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "aclineedit.h"
#include <QStringList>
#include <QShortcut>
ACLineEdit::ACLineEdit(QWidget * parent, const char * name)
: QLineEdit(name, parent)
{
new QShortcut(Qt::Key_Tab, this, SLOT(autoComplete()));
}
void
ACLineEdit::pushCompletor(const QString& t)
{
mCompletors.removeAt(mCompletors.indexOf(t));
mCompletors.prepend(t);
}
void
ACLineEdit::autoComplete()
{
if(mMatches.size()) {
QString t = mMatches.front();
mMatches.pop_front();
mMatches.append(t);
pushCompletor(t);
if(mLeft.isEmpty()) {
setText(t + ": " + mRight);
setCursorPosition(t.length() + 2);
} else {
setText(mLeft + t + mRight);
setCursorPosition(mLeft.length() + t.length());
}
return;
}
QString _text = text(),
t = _text.left(cursorPosition());
int ix = t.lastIndexOf(' ') + 1;
t = t.mid(ix);
QStringList::iterator it, end = mCompletors.end();
for(it = mCompletors.begin(); it != end; it ++)
if((*it).startsWith(t, Qt::CaseInsensitive))
mMatches << *it;
mLeft = _text.left(ix);
mRight = _text.mid(ix + t.length());
if(mMatches.size())
autoComplete();
}
void
ACLineEdit::setCompletors(const QStringList &l)
{
mCompletors = l;
}
void
ACLineEdit::addCompletor(const QString& text)
{
if(! mCompletors.contains(text))
mCompletors << text;
}
void
ACLineEdit::removeCompletor(const QString& text)
{
mMatches.removeAll(text);
mCompletors.removeAll(text);
}
void
ACLineEdit::keyPressEvent(QKeyEvent *e)
{
mMatches.clear();
QLineEdit::keyPressEvent(e);
}
void
ACLineEdit::reset()
{
setText(QString::null);
mMatches.clear();
}
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