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Ref T591, avoid duplicated text message lines

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* also consider Qt::Key_Enter (NUMPAD)
* signal returnPressedUnemptyLine
* use signal returnPressedUnemptyLine instead of returnPressed which avoids empty lines
This commit is contained in:
Klaus Basan
2019-04-04 23:25:16 +02:00
committed by Mat Sutcliffe
parent 3bb5efcb29
commit dc6e18b5a2
4 changed files with 26 additions and 12 deletions
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20
src/blackgui/lineedithistory.cpp
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@@ -30,15 +30,18 @@ namespace BlackGui
void CLineEditHistory::keyPressEvent(QKeyEvent *event)
{
if (event->key() == Qt::Key_Up)
const int key = event->key();
bool nonEmpty = false;
if (key == Qt::Key_Up)
{
// move back in history
if (m_history.size() > m_position)
{
setText(m_history.at(m_position++));
this->setText(m_history.at(m_position++));
}
}
else if (event->key() == Qt::Key_Down)
else if (key == Qt::Key_Down)
{
// move forward in history
if (m_position <= 0) { this->clear(); return; }
@@ -48,17 +51,22 @@ namespace BlackGui
this->setText(m_history.at(m_position));
}
}
else if (event->key() == Qt::Key_Return)
else if (key == Qt::Key_Return || key == Qt::Key_Enter) // normal and keypad enter
{
if (!text().isEmpty())
const QString t = this->text().trimmed();
if (!t.isEmpty())
{
m_history.push_front(text());
m_history.push_front(t);
m_position = 0;
this->clear();
nonEmpty = true;
}
}
// default handler for event
QLineEdit::keyPressEvent(event);
// signal
if (nonEmpty) { emit this->returnPressedUnemptyLine(); }
}
void CLineEditHistory::contextMenuEvent(QContextMenuEvent *event)