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苏州论坛,专业网站优化,整站seo优化哪家好,住建局建设工程质量监督站本文记录如何使用 Qt 加载外部字体文件，并遍历字体名称和样式名称。 bool LoadFont(const QString& fontPath) {const int fontId QFontDatabase::addApplicationFont(fontPath);if (fontId -1) {return false;}// 遍历字体名和样式名 #if QT_VERSION > QT…

本文记录如何使用 Qt 加载外部字体文件，并遍历字体名称和样式名称。

bool LoadFont(const QString& fontPath) {const int fontId = QFontDatabase::addApplicationFont(fontPath);if (fontId == -1) {return false;}// 遍历字体名和样式名
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)const QStringList fontFamilyList = fontDb.applicationFontFamilies(fontId);QString fontFamily;foreach (fontFamily, fontFamilyList) {qDebug() << "Family:" << fontFamily;const QStringList fontStyleList = QFontDatabase::styles(fontFamily);QString fontStyle;foreach (fontStyle, fontStyleList) {qDebug() << "\tStyle:" << fontStyle;}}
#elseQFontDatabase fontDb;const QStringList fontFamilyList = fontDb.applicationFontFamilies(fontId);QString fontFamily;foreach (fontFamily, fontFamilyList) {qDebug() << "Family:" << fontFamily;const QStringList fontStyleList = fontDb.styles(fontFamily);QString fontStyle;foreach (fontStyle, fontStyleList) {qDebug() << "\tStyle:" << fontStyle;}}
#endifreturn true;
}