#include "I2pdQtUtil.h" bool isValidSingleLine(QLineEdit* widget, WrongInputPageEnum inputPage, MainWindow* mainWindow) { bool correct = !widget->text().contains(QRegularExpression("[\r\n]"), nullptr); if(!correct) { mainWindow->highlightWrongInput( QApplication::tr("Single line input expected, but it's multiline"), inputPage, widget); } return correct; }