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59 lines
1.8 KiB
C++
59 lines
1.8 KiB
C++
/* Copyright (C) 2017
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* swift project Community / Contributors
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*
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* This file is part of swift Project. It is subject to the license terms in the LICENSE file found in the top-level
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* directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
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* including this file, may be copied, modified, propagated, or distributed except according to the terms
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* contained in the LICENSE file.
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*/
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#include "lineedithistory.h"
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#include <QKeyEvent>
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namespace BlackGui
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{
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QString CLineEditHistory::getLastEnteredLine() const
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{
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if (m_history.isEmpty()) return {};
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return m_history.first();
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}
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QString CLineEditHistory::getLastEnteredLineFormatted() const
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{
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return getLastEnteredLine().trimmed().simplified();
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}
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void CLineEditHistory::keyPressEvent(QKeyEvent *event)
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{
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if (event->key() == Qt::Key_Up)
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{
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// move back in history
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if (m_history.size() > m_position)
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{
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setText(m_history.at(m_position++));
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}
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}
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else if (event->key() == Qt::Key_Down)
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{
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// move forward in history
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if (m_position <= 0) { clear(); return; }
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if (m_position == m_history.size()) { --m_position; } // avoid need of 2xKeyDown at end
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if (m_position > 0 && m_history.size() > --m_position)
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{
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setText(m_history.at(m_position));
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}
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}
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else if (event->key() == Qt::Key_Return)
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{
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if (!text().isEmpty())
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{
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m_history.push_front(text());
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m_position = 0;
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clear();
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}
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}
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// default handler for event
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QLineEdit::keyPressEvent(event);
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}
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} // ns
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