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fix: Calculators prohibit input of Chinese text. #189

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fix: Calculators prohibit input of Chinese text. #189

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6 changes: 4 additions & 2 deletions src/widgets/inputedit.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -542,12 +542,14 @@ void InputEdit::handleTextChanged(const QString &text)

multipleArithmetic(reformatStr);
qInfo() << "After multipleArithmetic=" << reformatStr;
// 过滤非法字符：仅保留数字、字母、常用运算符、括号、百分号以及系统定义的小数点/分组符
// 过滤非法字符：仅保留数字、英文字母、常用运算符、括号、百分号以及系统定义的小数点/分组符
// 注意：不能使用 ch.isLetter()，因为它会匹配中文字符
const QString allowedStatic = QString::fromUtf8("＋－×÷.,%()/:^!");
QString filtered;
filtered.reserve(reformatStr.size());
for (const QChar &ch : std::as_const(reformatStr)) {
if (ch.isDigit() || ch.isLetter() || allowedStatic.contains(ch) || decSym.contains(ch) || grpSym.contains(ch)) {
bool isEnglishLetter = (ch >= 'A' && ch <= 'Z') || (ch >= 'a' && ch <= 'z');
if (ch.isDigit() || isEnglishLetter || allowedStatic.contains(ch) || decSym.contains(ch) || grpSym.contains(ch)) {
filtered.append(ch);
}
}
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