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Utils: Port ClassNameValidatingLineEdit to QRegularExpression

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Task-number: 24098
Change-Id: Ifeae0a864455e99ec7d358d293507072abdf9057
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
This commit is contained in:
hjk
2020-06-09 09:19:46 +02:00
parent 8d572ea18e
commit 8114a58847
1 changed files with 17 additions and 21 deletions
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38
src/libs/utils/classnamevalidatinglineedit.cpp
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@@ -28,7 +28,7 @@
#include <utils/qtcassert.h>
#include <QDebug>
#include <QRegExp>
#include <QRegularExpression>
/*!
\class Utils::ClassNameValidatingLineEdit
@@ -40,22 +40,17 @@
namespace Utils {
struct ClassNameValidatingLineEditPrivate {
ClassNameValidatingLineEditPrivate();
// Match something like "Namespace1::Namespace2::ClassName".
QRegExp m_nameRegexp;
QString m_namespaceDelimiter;
struct ClassNameValidatingLineEditPrivate
{
QRegularExpression m_nameRegexp;
QString m_namespaceDelimiter{"::"};
bool m_namespacesEnabled = false;
bool m_lowerCaseFileName = true;
bool m_forceFirstCapitalLetter = false;
};
// Match something like "Namespace1::Namespace2::ClassName".
ClassNameValidatingLineEditPrivate:: ClassNameValidatingLineEditPrivate() :
m_namespaceDelimiter(QLatin1String("::"))
{
}
// --------------------- ClassNameValidatingLineEdit
ClassNameValidatingLineEdit::ClassNameValidatingLineEdit(QWidget *parent) :
FancyLineEdit(parent),
@@ -112,7 +107,7 @@ bool ClassNameValidatingLineEdit::validateClassName(FancyLineEdit *edit, QString
if (errorMessage)
*errorMessage = tr("Please enter a class name.");
return false;
} else if (!d->m_nameRegexp.exactMatch(value)) {
} else if (!d->m_nameRegexp.match(value).hasMatch()) {
if (errorMessage)
*errorMessage = tr("The class name contains invalid characters.");
return false;
@@ -148,25 +143,26 @@ QString ClassNameValidatingLineEdit::fixInputString(const QString &string)
void ClassNameValidatingLineEdit::updateRegExp() const
{
const QString pattern(QLatin1String("%1(%2%1)*"));
d->m_nameRegexp.setPattern(pattern.arg(QLatin1String("[a-zA-Z_][a-zA-Z0-9_]*"))
.arg(QRegExp::escape(d->m_namespaceDelimiter)));
const QString pattern = "^%1(%2%1)*$";
d->m_nameRegexp.setPattern(pattern.arg("[a-zA-Z_][a-zA-Z0-9_]*")
.arg(QRegularExpression::escape(d->m_namespaceDelimiter)));
}
QString ClassNameValidatingLineEdit::createClassName(const QString &name)
{
// Remove spaces and convert the adjacent characters to uppercase
QString className = name;
QRegExp spaceMatcher(QLatin1String(" +(\\w)"), Qt::CaseSensitive, QRegExp::RegExp2);
const QRegularExpression spaceMatcher(" +(\\w)");
QTC_CHECK(spaceMatcher.isValid());
int pos;
while ((pos = spaceMatcher.indexIn(className)) != -1) {
className.replace(pos, spaceMatcher.matchedLength(),
spaceMatcher.cap(1).toUpper());
while (true) {
const QRegularExpressionMatch match = spaceMatcher.match(className);
if (!match.hasMatch())
break;
className.replace(match.capturedStart(), match.capturedLength(), match.captured(1).toUpper());
}
// Filter out any remaining invalid characters
className.remove(QRegExp(QLatin1String("[^a-zA-Z0-9_]")));
className.remove(QRegularExpression("[^a-zA-Z0-9_]"));
// If the first character is numeric, prefix the name with a "_"
if (className.at(0).isNumber()) {