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/*
* This file is part of smolbote. It's copyrighted by the contributors recorded
* in the version control history of the file, available from its original
* location: https://neueland.iserlohn-fortress.net/smolbote.hg
*
* SPDX-License-Identifier: GPL-3.0
*/
#include "completer.h"
#include <QKeyEvent>
Completer::Completer(QWidget *parent)
: QListView(parent)
{
setWindowFlags(Qt::ToolTip);
}
bool Completer::updateItems(const QList<QTreeWidgetItem *> &list)
{
if(list.isEmpty())
return false;
// list is not empty
QStringList l;
for(QTreeWidgetItem *item : list) {
if(!item->text(1).isEmpty())
l.append(item->text(1));
}
auto *model = new QStringListModel(l, this);
setModel(model);
delete completionModel;
completionModel = model;
return true;
}
bool Completer::keyPressed(QKeyEvent *event)
{
if(isHidden())
return false;
Q_CHECK_PTR(completionModel);
int count = completionModel->rowCount();
const QModelIndex currentIndex = this->currentIndex();
switch(event->key()) {
case Qt::Key_Down:
if(currentIndex.row() + 1 >= count) {
setCurrentIndex(completionModel->index(0, 0));
} else {
setCurrentIndex(completionModel->index(currentIndex.row() + 1, 0));
}
break;
case Qt::Key_Up:
if(currentIndex.row() == 0) {
setCurrentIndex(completionModel->index(count - 1, 0));
} else {
setCurrentIndex(completionModel->index(currentIndex.row() - 1, 0));
}
break;
case Qt::Key_Escape:
hide();
break;
default:
break;
}
return true;
}
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