Function PolishProgressDialog

src/qt/guiutil.cpp:947–959

}

void PolishProgressDialog(QProgressDialog* dialog)
{
#ifdef Q_OS_MAC
    // Workaround for macOS-only Qt bug; see: QTBUG-65750, QTBUG-70357.
    const int margin = TextWidth(dialog->fontMetrics(), ("X"));
    dialog->resize(dialog->width() + 2 * margin, dialog->height());
#endif
    // QProgressDialog estimates the time the operation will take (based on time
    // for steps), and only shows itself if that estimate is beyond minimumDuration.
    // The default minimumDuration value is 4 seconds, and it could make users
    // think that the GUI is frozen.
    dialog->setMinimumDuration(0);
}

int TextWidth(const QFontMetrics& fm, const QString& text)
{