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Bugfix: prevent crash on empty input

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This commit is contained in:
Jan Käberich 2020-11-15 00:21:09 +01:00
parent 3055564a27
commit 4deaddf5d3
4 changed files with 27 additions and 27 deletions
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46
Software/PC_Application/CustomWidgets/siunitedit.cpp
View file

@ -81,12 +81,8 @@ bool SIUnitEdit::eventFilter(QObject *, QEvent *event)
}
}
} else if(event->type() == QEvent::FocusOut) {
if(!text().isEmpty()) {
parseNewValue(1.0);
} else {
setValueQuiet(_value);
emit editingAborted();
}
parseNewValue(1.0);
emit focusLost();
}
return false;
}
@ -101,25 +97,29 @@ void SIUnitEdit::setValueQuiet(double value)
void SIUnitEdit::parseNewValue(double factor)
{
QString input = text();
// remove optional unit
if(input.endsWith(unit)) {
input.chop(unit.size());
}
auto lastChar = input.at(input.size()-1).toLatin1();
if(prefixes.indexOf(lastChar) >= 0) {
factor = Unit::SIPrefixToFactor(lastChar);
input.chop(1);
}
// remaining input should only contain numbers
bool conversion_ok;
auto v = input.toDouble(&conversion_ok);
if(conversion_ok) {
qDebug() << v;
setValue(v * factor);
if(input.isEmpty()) {
setValueQuiet(_value);
emit editingAborted();
} else {
qWarning() << "SIUnit conversion failure:" << input;
// remove optional unit
if(input.endsWith(unit)) {
input.chop(unit.size());
}
auto lastChar = input.at(input.size()-1).toLatin1();
if(prefixes.indexOf(lastChar) >= 0) {
factor = Unit::SIPrefixToFactor(lastChar);
input.chop(1);
}
// remaining input should only contain numbers
bool conversion_ok;
auto v = input.toDouble(&conversion_ok);
if(conversion_ok) {
setValue(v * factor);
} else {
qWarning() << "SIUnit conversion failure:" << input;
}
clear();
}
clear();
}
void SIUnitEdit::continueEditing()

1
Software/PC_Application/CustomWidgets/siunitedit.h
View file

@ -21,6 +21,7 @@ signals:
void valueChanged(double newvalue);
void valueUpdated(QWidget *w);
void editingAborted();
void focusLost();
protected:
bool eventFilter(QObject *obj, QEvent *event) override;
private: