1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
4 | ** Copyright (C) 2016 Intel Corporation. |
5 | ** Copyright (C) 2019 Mail.ru Group. |
6 | ** Contact: https://www.qt.io/licensing/ |
7 | ** |
8 | ** This file is part of the QtCore module of the Qt Toolkit. |
9 | ** |
10 | ** $QT_BEGIN_LICENSE:LGPL$ |
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19 | ** GNU Lesser General Public License Usage |
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21 | ** General Public License version 3 as published by the Free Software |
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27 | ** GNU General Public License Usage |
28 | ** Alternatively, this file may be used under the terms of the GNU |
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30 | ** Public license version 3 or any later version approved by the KDE Free |
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37 | ** |
38 | ** $QT_END_LICENSE$ |
39 | ** |
40 | ****************************************************************************/ |
41 | |
42 | #ifndef QSTRING_H |
43 | #define QSTRING_H |
44 | |
45 | #if defined(QT_NO_CAST_FROM_ASCII) && defined(QT_RESTRICTED_CAST_FROM_ASCII) |
46 | #error QT_NO_CAST_FROM_ASCII and QT_RESTRICTED_CAST_FROM_ASCII must not be defined at the same time |
47 | #endif |
48 | |
49 | #include <QtCore/qchar.h> |
50 | #include <QtCore/qbytearray.h> |
51 | #include <QtCore/qrefcount.h> |
52 | #include <QtCore/qnamespace.h> |
53 | #include <QtCore/qstringliteral.h> |
54 | #include <QtCore/qstringalgorithms.h> |
55 | #include <QtCore/qstringview.h> |
56 | |
57 | #include <string> |
58 | #include <iterator> |
59 | |
60 | #include <stdarg.h> |
61 | |
62 | #ifdef truncate |
63 | #error qstring.h must be included before any header file that defines truncate |
64 | #endif |
65 | |
66 | #if defined(Q_OS_DARWIN) || defined(Q_QDOC) |
67 | Q_FORWARD_DECLARE_CF_TYPE(CFString); |
68 | Q_FORWARD_DECLARE_OBJC_CLASS(NSString); |
69 | #endif |
70 | |
71 | QT_BEGIN_NAMESPACE |
72 | |
73 | class QCharRef; |
74 | class QRegExp; |
75 | class QRegularExpression; |
76 | class QRegularExpressionMatch; |
77 | class QString; |
78 | class QStringList; |
79 | class QTextCodec; |
80 | class QStringRef; |
81 | template <typename T> class QVector; |
82 | |
83 | namespace QtPrivate { |
84 | template <bool...B> class BoolList; |
85 | } |
86 | |
87 | class QLatin1String |
88 | { |
89 | public: |
90 | Q_DECL_CONSTEXPR inline QLatin1String() noexcept : m_size(0), m_data(nullptr) {} |
91 | Q_DECL_CONSTEXPR inline explicit QLatin1String(const char *s) noexcept : m_size(s ? int(strlen(s)) : 0), m_data(s) {} |
92 | Q_DECL_CONSTEXPR explicit QLatin1String(const char *f, const char *l) |
93 | : QLatin1String(f, int(l - f)) {} |
94 | Q_DECL_CONSTEXPR inline explicit QLatin1String(const char *s, int sz) noexcept : m_size(sz), m_data(s) {} |
95 | inline explicit QLatin1String(const QByteArray &s) noexcept : m_size(int(qstrnlen(s.constData(), s.size()))), m_data(s.constData()) {} |
96 | |
97 | Q_DECL_CONSTEXPR const char *latin1() const noexcept { return m_data; } |
98 | Q_DECL_CONSTEXPR int size() const noexcept { return m_size; } |
99 | Q_DECL_CONSTEXPR const char *data() const noexcept { return m_data; } |
100 | |
101 | Q_DECL_CONSTEXPR bool isNull() const noexcept { return !data(); } |
102 | Q_DECL_CONSTEXPR bool isEmpty() const noexcept { return !size(); } |
103 | |
104 | template <typename...Args> |
105 | Q_REQUIRED_RESULT inline QString arg(Args &&...args) const; |
106 | |
107 | Q_DECL_CONSTEXPR QLatin1Char at(int i) const |
108 | { return Q_ASSERT(i >= 0), Q_ASSERT(i < size()), QLatin1Char(m_data[i]); } |
109 | Q_DECL_CONSTEXPR QLatin1Char operator[](int i) const { return at(i); } |
110 | |
111 | Q_REQUIRED_RESULT Q_DECL_CONSTEXPR QLatin1Char front() const { return at(0); } |
112 | Q_REQUIRED_RESULT Q_DECL_CONSTEXPR QLatin1Char back() const { return at(size() - 1); } |
113 | |
114 | Q_REQUIRED_RESULT int compare(QStringView other, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
115 | { return QtPrivate::compareStrings(*this, other, cs); } |
116 | Q_REQUIRED_RESULT int compare(QLatin1String other, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
117 | { return QtPrivate::compareStrings(*this, other, cs); } |
118 | Q_REQUIRED_RESULT Q_DECL_CONSTEXPR int compare(QChar c) const noexcept |
119 | { return isEmpty() || front() == c ? size() - 1 : uchar(m_data[0]) - c.unicode() ; } |
120 | Q_REQUIRED_RESULT int compare(QChar c, Qt::CaseSensitivity cs) const noexcept |
121 | { return QtPrivate::compareStrings(*this, QStringView(&c, 1), cs); } |
122 | |
123 | Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
124 | { return QtPrivate::startsWith(*this, s, cs); } |
125 | Q_REQUIRED_RESULT bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
126 | { return QtPrivate::startsWith(*this, s, cs); } |
127 | Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool startsWith(QChar c) const noexcept |
128 | { return !isEmpty() && front() == c; } |
129 | Q_REQUIRED_RESULT inline bool startsWith(QChar c, Qt::CaseSensitivity cs) const noexcept |
130 | { return QtPrivate::startsWith(*this, QStringView(&c, 1), cs); } |
131 | |
132 | Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
133 | { return QtPrivate::endsWith(*this, s, cs); } |
134 | Q_REQUIRED_RESULT bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
135 | { return QtPrivate::endsWith(*this, s, cs); } |
136 | Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool endsWith(QChar c) const noexcept |
137 | { return !isEmpty() && back() == c; } |
138 | Q_REQUIRED_RESULT inline bool endsWith(QChar c, Qt::CaseSensitivity cs) const noexcept |
139 | { return QtPrivate::endsWith(*this, QStringView(&c, 1), cs); } |
140 | |
141 | Q_REQUIRED_RESULT int indexOf(QStringView s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
142 | { return int(QtPrivate::findString(*this, from, s, cs)); } // ### Qt6: qsizetype |
143 | Q_REQUIRED_RESULT int indexOf(QLatin1String s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
144 | { return int(QtPrivate::findString(*this, from, s, cs)); } // ### Qt6: qsizetype |
145 | Q_REQUIRED_RESULT inline int indexOf(QChar c, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
146 | { return int(QtPrivate::findString(*this, from, QStringView(&c, 1), cs)); } // ### Qt6: qsizetype |
147 | |
148 | Q_REQUIRED_RESULT bool contains(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
149 | { return indexOf(s, 0, cs) != -1; } |
150 | Q_REQUIRED_RESULT bool contains(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
151 | { return indexOf(s, 0, cs) != -1; } |
152 | Q_REQUIRED_RESULT inline bool contains(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
153 | { return indexOf(QStringView(&c, 1), 0, cs) != -1; } |
154 | |
155 | Q_REQUIRED_RESULT int lastIndexOf(QStringView s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
156 | { return int(QtPrivate::lastIndexOf(*this, from, s, cs)); } // ### Qt6: qsizetype |
157 | Q_REQUIRED_RESULT int lastIndexOf(QLatin1String s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
158 | { return int(QtPrivate::lastIndexOf(*this, from, s, cs)); } // ### Qt6: qsizetype |
159 | Q_REQUIRED_RESULT inline int lastIndexOf(QChar c, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
160 | { return int(QtPrivate::lastIndexOf(*this, from, QStringView(&c, 1), cs)); } // ### Qt6: qsizetype |
161 | |
162 | using value_type = const char; |
163 | using reference = value_type&; |
164 | using const_reference = reference; |
165 | using iterator = value_type*; |
166 | using const_iterator = iterator; |
167 | using difference_type = int; // violates Container concept requirements |
168 | using size_type = int; // violates Container concept requirements |
169 | |
170 | Q_DECL_CONSTEXPR const_iterator begin() const noexcept { return data(); } |
171 | Q_DECL_CONSTEXPR const_iterator cbegin() const noexcept { return data(); } |
172 | Q_DECL_CONSTEXPR const_iterator end() const noexcept { return data() + size(); } |
173 | Q_DECL_CONSTEXPR const_iterator cend() const noexcept { return data() + size(); } |
174 | |
175 | using reverse_iterator = std::reverse_iterator<iterator>; |
176 | using const_reverse_iterator = reverse_iterator; |
177 | |
178 | const_reverse_iterator rbegin() const noexcept { return const_reverse_iterator(end()); } |
179 | const_reverse_iterator crbegin() const noexcept { return const_reverse_iterator(end()); } |
180 | const_reverse_iterator rend() const noexcept { return const_reverse_iterator(begin()); } |
181 | const_reverse_iterator crend() const noexcept { return const_reverse_iterator(begin()); } |
182 | |
183 | Q_DECL_CONSTEXPR QLatin1String mid(int pos) const |
184 | { return Q_ASSERT(pos >= 0), Q_ASSERT(pos <= size()), QLatin1String(m_data + pos, m_size - pos); } |
185 | Q_DECL_CONSTEXPR QLatin1String mid(int pos, int n) const |
186 | { return Q_ASSERT(pos >= 0), Q_ASSERT(n >= 0), Q_ASSERT(pos + n <= size()), QLatin1String(m_data + pos, n); } |
187 | Q_DECL_CONSTEXPR QLatin1String left(int n) const |
188 | { return Q_ASSERT(n >= 0), Q_ASSERT(n <= size()), QLatin1String(m_data, n); } |
189 | Q_DECL_CONSTEXPR QLatin1String right(int n) const |
190 | { return Q_ASSERT(n >= 0), Q_ASSERT(n <= size()), QLatin1String(m_data + m_size - n, n); } |
191 | Q_REQUIRED_RESULT Q_DECL_CONSTEXPR QLatin1String chopped(int n) const |
192 | { return Q_ASSERT(n >= 0), Q_ASSERT(n <= size()), QLatin1String(m_data, m_size - n); } |
193 | |
194 | Q_DECL_RELAXED_CONSTEXPR void chop(int n) |
195 | { Q_ASSERT(n >= 0); Q_ASSERT(n <= size()); m_size -= n; } |
196 | Q_DECL_RELAXED_CONSTEXPR void truncate(int n) |
197 | { Q_ASSERT(n >= 0); Q_ASSERT(n <= size()); m_size = n; } |
198 | |
199 | Q_REQUIRED_RESULT QLatin1String trimmed() const noexcept { return QtPrivate::trimmed(*this); } |
200 | |
201 | inline bool operator==(const QString &s) const noexcept; |
202 | inline bool operator!=(const QString &s) const noexcept; |
203 | inline bool operator>(const QString &s) const noexcept; |
204 | inline bool operator<(const QString &s) const noexcept; |
205 | inline bool operator>=(const QString &s) const noexcept; |
206 | inline bool operator<=(const QString &s) const noexcept; |
207 | |
208 | #if !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) |
209 | inline QT_ASCII_CAST_WARN bool operator==(const char *s) const; |
210 | inline QT_ASCII_CAST_WARN bool operator!=(const char *s) const; |
211 | inline QT_ASCII_CAST_WARN bool operator<(const char *s) const; |
212 | inline QT_ASCII_CAST_WARN bool operator>(const char *s) const; |
213 | inline QT_ASCII_CAST_WARN bool operator<=(const char *s) const; |
214 | inline QT_ASCII_CAST_WARN bool operator>=(const char *s) const; |
215 | |
216 | inline QT_ASCII_CAST_WARN bool operator==(const QByteArray &s) const; |
217 | inline QT_ASCII_CAST_WARN bool operator!=(const QByteArray &s) const; |
218 | inline QT_ASCII_CAST_WARN bool operator<(const QByteArray &s) const; |
219 | inline QT_ASCII_CAST_WARN bool operator>(const QByteArray &s) const; |
220 | inline QT_ASCII_CAST_WARN bool operator<=(const QByteArray &s) const; |
221 | inline QT_ASCII_CAST_WARN bool operator>=(const QByteArray &s) const; |
222 | #endif // !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) |
223 | |
224 | private: |
225 | int m_size; |
226 | const char *m_data; |
227 | }; |
228 | Q_DECLARE_TYPEINFO(QLatin1String, Q_MOVABLE_TYPE); |
229 | |
230 | // Qt 4.x compatibility |
231 | #if QT_DEPRECATED_SINCE(5, 14) |
232 | QT_DEPRECATED_X("Use QLatin1String" ) |
233 | typedef QLatin1String QLatin1Literal; |
234 | #endif |
235 | |
236 | // |
237 | // QLatin1String inline implementations |
238 | // |
239 | Q_DECL_CONSTEXPR bool QtPrivate::isLatin1(QLatin1String) noexcept |
240 | { return true; } |
241 | |
242 | // |
243 | // QStringView members that require QLatin1String: |
244 | // |
245 | int QStringView::compare(QLatin1String s, Qt::CaseSensitivity cs) const noexcept |
246 | { return QtPrivate::compareStrings(*this, s, cs); } |
247 | bool QStringView::startsWith(QLatin1String s, Qt::CaseSensitivity cs) const noexcept |
248 | { return QtPrivate::startsWith(*this, s, cs); } |
249 | bool QStringView::endsWith(QLatin1String s, Qt::CaseSensitivity cs) const noexcept |
250 | { return QtPrivate::endsWith(*this, s, cs); } |
251 | qsizetype QStringView::indexOf(QLatin1String s, qsizetype from, Qt::CaseSensitivity cs) const noexcept |
252 | { return QtPrivate::findString(*this, from, s, cs); } |
253 | bool QStringView::contains(QLatin1String s, Qt::CaseSensitivity cs) const noexcept |
254 | { return indexOf(s, 0, cs) != qsizetype(-1); } |
255 | qsizetype QStringView::lastIndexOf(QLatin1String s, qsizetype from, Qt::CaseSensitivity cs) const noexcept |
256 | { return QtPrivate::lastIndexOf(*this, from, s, cs); } |
257 | |
258 | class Q_CORE_EXPORT QString |
259 | { |
260 | public: |
261 | typedef QStringData Data; |
262 | |
263 | inline QString() noexcept; |
264 | explicit QString(const QChar *unicode, int size = -1); |
265 | QString(QChar c); |
266 | QString(int size, QChar c); |
267 | inline QString(QLatin1String latin1); |
268 | inline QString(const QString &) noexcept; |
269 | inline ~QString(); |
270 | QString &operator=(QChar c); |
271 | QString &operator=(const QString &) noexcept; |
272 | QString &operator=(QLatin1String latin1); |
273 | inline QString(QString && other) noexcept : d(other.d) { other.d = Data::sharedNull(); } |
274 | inline QString &operator=(QString &&other) noexcept |
275 | { qSwap(d, other.d); return *this; } |
276 | inline void swap(QString &other) noexcept { qSwap(d, other.d); } |
277 | inline int size() const { return d->size; } |
278 | inline int count() const { return d->size; } |
279 | inline int length() const; |
280 | inline bool isEmpty() const; |
281 | void resize(int size); |
282 | void resize(int size, QChar fillChar); |
283 | |
284 | QString &fill(QChar c, int size = -1); |
285 | void truncate(int pos); |
286 | void chop(int n); |
287 | |
288 | int capacity() const; |
289 | inline void reserve(int size); |
290 | inline void squeeze(); |
291 | |
292 | inline const QChar *unicode() const; |
293 | inline QChar *data(); |
294 | inline const QChar *data() const; |
295 | inline const QChar *constData() const; |
296 | |
297 | inline void detach(); |
298 | inline bool isDetached() const; |
299 | inline bool isSharedWith(const QString &other) const { return d == other.d; } |
300 | void clear(); |
301 | |
302 | inline const QChar at(int i) const; |
303 | const QChar operator[](int i) const; |
304 | Q_REQUIRED_RESULT QCharRef operator[](int i); |
305 | const QChar operator[](uint i) const; |
306 | Q_REQUIRED_RESULT QCharRef operator[](uint i); |
307 | |
308 | Q_REQUIRED_RESULT inline QChar front() const { return at(0); } |
309 | Q_REQUIRED_RESULT inline QCharRef front(); |
310 | Q_REQUIRED_RESULT inline QChar back() const { return at(size() - 1); } |
311 | Q_REQUIRED_RESULT inline QCharRef back(); |
312 | |
313 | Q_REQUIRED_RESULT QString arg(qlonglong a, int fieldwidth=0, int base=10, |
314 | QChar fillChar = QLatin1Char(' ')) const; |
315 | Q_REQUIRED_RESULT QString arg(qulonglong a, int fieldwidth=0, int base=10, |
316 | QChar fillChar = QLatin1Char(' ')) const; |
317 | Q_REQUIRED_RESULT QString arg(long a, int fieldwidth=0, int base=10, |
318 | QChar fillChar = QLatin1Char(' ')) const; |
319 | Q_REQUIRED_RESULT QString arg(ulong a, int fieldwidth=0, int base=10, |
320 | QChar fillChar = QLatin1Char(' ')) const; |
321 | Q_REQUIRED_RESULT QString arg(int a, int fieldWidth = 0, int base = 10, |
322 | QChar fillChar = QLatin1Char(' ')) const; |
323 | Q_REQUIRED_RESULT QString arg(uint a, int fieldWidth = 0, int base = 10, |
324 | QChar fillChar = QLatin1Char(' ')) const; |
325 | Q_REQUIRED_RESULT QString arg(short a, int fieldWidth = 0, int base = 10, |
326 | QChar fillChar = QLatin1Char(' ')) const; |
327 | Q_REQUIRED_RESULT QString arg(ushort a, int fieldWidth = 0, int base = 10, |
328 | QChar fillChar = QLatin1Char(' ')) const; |
329 | Q_REQUIRED_RESULT QString arg(double a, int fieldWidth = 0, char fmt = 'g', int prec = -1, |
330 | QChar fillChar = QLatin1Char(' ')) const; |
331 | Q_REQUIRED_RESULT QString arg(char a, int fieldWidth = 0, |
332 | QChar fillChar = QLatin1Char(' ')) const; |
333 | Q_REQUIRED_RESULT QString arg(QChar a, int fieldWidth = 0, |
334 | QChar fillChar = QLatin1Char(' ')) const; |
335 | #if QT_STRINGVIEW_LEVEL < 2 |
336 | Q_REQUIRED_RESULT QString arg(const QString &a, int fieldWidth = 0, |
337 | QChar fillChar = QLatin1Char(' ')) const; |
338 | #endif |
339 | Q_REQUIRED_RESULT QString arg(QStringView a, int fieldWidth = 0, |
340 | QChar fillChar = QLatin1Char(' ')) const; |
341 | Q_REQUIRED_RESULT QString arg(QLatin1String a, int fieldWidth = 0, |
342 | QChar fillChar = QLatin1Char(' ')) const; |
343 | #if QT_STRINGVIEW_LEVEL < 2 |
344 | Q_REQUIRED_RESULT QString arg(const QString &a1, const QString &a2) const; |
345 | Q_REQUIRED_RESULT QString arg(const QString &a1, const QString &a2, const QString &a3) const; |
346 | Q_REQUIRED_RESULT QString arg(const QString &a1, const QString &a2, const QString &a3, |
347 | const QString &a4) const; |
348 | Q_REQUIRED_RESULT QString arg(const QString &a1, const QString &a2, const QString &a3, |
349 | const QString &a4, const QString &a5) const; |
350 | Q_REQUIRED_RESULT QString arg(const QString &a1, const QString &a2, const QString &a3, |
351 | const QString &a4, const QString &a5, const QString &a6) const; |
352 | Q_REQUIRED_RESULT QString arg(const QString &a1, const QString &a2, const QString &a3, |
353 | const QString &a4, const QString &a5, const QString &a6, |
354 | const QString &a7) const; |
355 | Q_REQUIRED_RESULT QString arg(const QString &a1, const QString &a2, const QString &a3, |
356 | const QString &a4, const QString &a5, const QString &a6, |
357 | const QString &a7, const QString &a8) const; |
358 | Q_REQUIRED_RESULT QString arg(const QString &a1, const QString &a2, const QString &a3, |
359 | const QString &a4, const QString &a5, const QString &a6, |
360 | const QString &a7, const QString &a8, const QString &a9) const; |
361 | #endif |
362 | private: |
363 | template <typename T> |
364 | struct is_convertible_to_view_or_qstring_helper |
365 | : std::integral_constant<bool, |
366 | std::is_convertible<T, QString>::value || |
367 | std::is_convertible<T, QStringView>::value || |
368 | std::is_convertible<T, QLatin1String>::value> {}; |
369 | template <typename T> |
370 | struct is_convertible_to_view_or_qstring |
371 | : is_convertible_to_view_or_qstring_helper<typename std::decay<T>::type> {}; |
372 | public: |
373 | template <typename...Args> |
374 | Q_REQUIRED_RESULT |
375 | #ifdef Q_CLANG_QDOC |
376 | QString |
377 | #else |
378 | typename std::enable_if< |
379 | sizeof...(Args) >= 2 && std::is_same< |
380 | QtPrivate::BoolList<is_convertible_to_view_or_qstring<Args>::value..., true>, |
381 | QtPrivate::BoolList<true, is_convertible_to_view_or_qstring<Args>::value...> |
382 | >::value, |
383 | QString |
384 | >::type |
385 | #endif |
386 | arg(Args &&...args) const |
387 | { return qToStringViewIgnoringNull(*this).arg(std::forward<Args>(args)...); } |
388 | |
389 | #if QT_DEPRECATED_SINCE(5, 14) |
390 | QT_DEPRECATED_X("Use vasprintf(), arg() or QTextStream instead" ) |
391 | QString &vsprintf(const char *format, va_list ap) Q_ATTRIBUTE_FORMAT_PRINTF(2, 0); |
392 | QT_DEPRECATED_X("Use asprintf(), arg() or QTextStream instead" ) |
393 | QString &sprintf(const char *format, ...) Q_ATTRIBUTE_FORMAT_PRINTF(2, 3); |
394 | #endif |
395 | static QString vasprintf(const char *format, va_list ap) Q_ATTRIBUTE_FORMAT_PRINTF(1, 0); |
396 | static QString asprintf(const char *format, ...) Q_ATTRIBUTE_FORMAT_PRINTF(1, 2); |
397 | |
398 | int indexOf(QChar c, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
399 | int indexOf(QLatin1String s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
400 | #if QT_STRINGVIEW_LEVEL < 2 |
401 | int indexOf(const QString &s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
402 | int indexOf(const QStringRef &s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
403 | #endif |
404 | Q_REQUIRED_RESULT int indexOf(QStringView s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
405 | { return int(QtPrivate::findString(*this, from, s, cs)); } // ### Qt6: qsizetype |
406 | int lastIndexOf(QChar c, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
407 | int lastIndexOf(QLatin1String s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
408 | #if QT_STRINGVIEW_LEVEL < 2 |
409 | int lastIndexOf(const QString &s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
410 | int lastIndexOf(const QStringRef &s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
411 | #endif |
412 | |
413 | Q_REQUIRED_RESULT int lastIndexOf(QStringView s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
414 | { return int(QtPrivate::lastIndexOf(*this, from, s, cs)); } // ### Qt6: qsizetype |
415 | |
416 | inline bool contains(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
417 | #if QT_STRINGVIEW_LEVEL < 2 |
418 | inline bool contains(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
419 | inline bool contains(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
420 | #endif |
421 | inline bool contains(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
422 | inline bool contains(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; |
423 | int count(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
424 | int count(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
425 | int count(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
426 | |
427 | #ifndef QT_NO_REGEXP |
428 | int indexOf(const QRegExp &, int from = 0) const; |
429 | int lastIndexOf(const QRegExp &, int from = -1) const; |
430 | inline bool contains(const QRegExp &rx) const { return indexOf(rx) != -1; } |
431 | int count(const QRegExp &) const; |
432 | |
433 | int indexOf(QRegExp &, int from = 0) const; |
434 | int lastIndexOf(QRegExp &, int from = -1) const; |
435 | inline bool contains(QRegExp &rx) const { return indexOf(rx) != -1; } |
436 | #endif |
437 | |
438 | #if QT_CONFIG(regularexpression) |
439 | int indexOf(const QRegularExpression &re, int from = 0) const; |
440 | int indexOf(const QRegularExpression &re, int from, QRegularExpressionMatch *rmatch) const; // ### Qt 6: merge overloads |
441 | int lastIndexOf(const QRegularExpression &re, int from = -1) const; |
442 | int lastIndexOf(const QRegularExpression &re, int from, QRegularExpressionMatch *rmatch) const; // ### Qt 6: merge overloads |
443 | bool contains(const QRegularExpression &re) const; |
444 | bool contains(const QRegularExpression &re, QRegularExpressionMatch *rmatch) const; // ### Qt 6: merge overloads |
445 | int count(const QRegularExpression &re) const; |
446 | #endif |
447 | |
448 | enum SectionFlag { |
449 | SectionDefault = 0x00, |
450 | SectionSkipEmpty = 0x01, |
451 | SectionIncludeLeadingSep = 0x02, |
452 | SectionIncludeTrailingSep = 0x04, |
453 | SectionCaseInsensitiveSeps = 0x08 |
454 | }; |
455 | Q_DECLARE_FLAGS(SectionFlags, SectionFlag) |
456 | |
457 | QString section(QChar sep, int start, int end = -1, SectionFlags flags = SectionDefault) const; |
458 | QString section(const QString &in_sep, int start, int end = -1, SectionFlags flags = SectionDefault) const; |
459 | #ifndef QT_NO_REGEXP |
460 | QString section(const QRegExp ®, int start, int end = -1, SectionFlags flags = SectionDefault) const; |
461 | #endif |
462 | #if QT_CONFIG(regularexpression) |
463 | QString section(const QRegularExpression &re, int start, int end = -1, SectionFlags flags = SectionDefault) const; |
464 | #endif |
465 | Q_REQUIRED_RESULT QString left(int n) const; |
466 | Q_REQUIRED_RESULT QString right(int n) const; |
467 | Q_REQUIRED_RESULT QString mid(int position, int n = -1) const; |
468 | Q_REQUIRED_RESULT QString chopped(int n) const |
469 | { Q_ASSERT(n >= 0); Q_ASSERT(n <= size()); return left(size() - n); } |
470 | |
471 | |
472 | Q_REQUIRED_RESULT QStringRef leftRef(int n) const; |
473 | Q_REQUIRED_RESULT QStringRef rightRef(int n) const; |
474 | Q_REQUIRED_RESULT QStringRef midRef(int position, int n = -1) const; |
475 | |
476 | #if QT_STRINGVIEW_LEVEL < 2 |
477 | bool startsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
478 | bool startsWith(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
479 | #endif |
480 | Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
481 | { return QtPrivate::startsWith(*this, s, cs); } |
482 | bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
483 | bool startsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
484 | |
485 | #if QT_STRINGVIEW_LEVEL < 2 |
486 | bool endsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
487 | bool endsWith(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
488 | #endif |
489 | Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
490 | { return QtPrivate::endsWith(*this, s, cs); } |
491 | bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
492 | bool endsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
493 | |
494 | bool isUpper() const; |
495 | bool isLower() const; |
496 | |
497 | Q_REQUIRED_RESULT QString leftJustified(int width, QChar fill = QLatin1Char(' '), bool trunc = false) const; |
498 | Q_REQUIRED_RESULT QString rightJustified(int width, QChar fill = QLatin1Char(' '), bool trunc = false) const; |
499 | |
500 | #if defined(Q_COMPILER_REF_QUALIFIERS) && !defined(QT_COMPILING_QSTRING_COMPAT_CPP) && !defined(Q_CLANG_QDOC) |
501 | # if defined(Q_CC_GNU) && !defined(Q_CC_CLANG) && !defined(Q_CC_INTEL) && !__has_cpp_attribute(nodiscard) |
502 | // required due to https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61941 |
503 | # pragma push_macro("Q_REQUIRED_RESULT") |
504 | # undef Q_REQUIRED_RESULT |
505 | # define Q_REQUIRED_RESULT |
506 | # define Q_REQUIRED_RESULT_pushed |
507 | # endif |
508 | Q_REQUIRED_RESULT QString toLower() const & |
509 | { return toLower_helper(*this); } |
510 | Q_REQUIRED_RESULT QString toLower() && |
511 | { return toLower_helper(*this); } |
512 | Q_REQUIRED_RESULT QString toUpper() const & |
513 | { return toUpper_helper(*this); } |
514 | Q_REQUIRED_RESULT QString toUpper() && |
515 | { return toUpper_helper(*this); } |
516 | Q_REQUIRED_RESULT QString toCaseFolded() const & |
517 | { return toCaseFolded_helper(*this); } |
518 | Q_REQUIRED_RESULT QString toCaseFolded() && |
519 | { return toCaseFolded_helper(*this); } |
520 | Q_REQUIRED_RESULT QString trimmed() const & |
521 | { return trimmed_helper(*this); } |
522 | Q_REQUIRED_RESULT QString trimmed() && |
523 | { return trimmed_helper(*this); } |
524 | Q_REQUIRED_RESULT QString simplified() const & |
525 | { return simplified_helper(*this); } |
526 | Q_REQUIRED_RESULT QString simplified() && |
527 | { return simplified_helper(*this); } |
528 | # ifdef Q_REQUIRED_RESULT_pushed |
529 | # pragma pop_macro("Q_REQUIRED_RESULT") |
530 | # endif |
531 | #else |
532 | Q_REQUIRED_RESULT QString toLower() const; |
533 | Q_REQUIRED_RESULT QString toUpper() const; |
534 | Q_REQUIRED_RESULT QString toCaseFolded() const; |
535 | Q_REQUIRED_RESULT QString trimmed() const; |
536 | Q_REQUIRED_RESULT QString simplified() const; |
537 | #endif |
538 | Q_REQUIRED_RESULT QString toHtmlEscaped() const; |
539 | |
540 | QString &insert(int i, QChar c); |
541 | QString &insert(int i, const QChar *uc, int len); |
542 | inline QString &insert(int i, const QString &s) { return insert(i, s.constData(), s.length()); } |
543 | inline QString &insert(int i, const QStringRef &s); |
544 | inline QString &insert(int i, QStringView s) |
545 | { return insert(i, s.data(), s.length()); } |
546 | QString &insert(int i, QLatin1String s); |
547 | QString &append(QChar c); |
548 | QString &append(const QChar *uc, int len); |
549 | QString &append(const QString &s); |
550 | QString &append(const QStringRef &s); |
551 | QString &append(QLatin1String s); |
552 | inline QString &append(QStringView s) { return append(s.data(), s.length()); } |
553 | inline QString &prepend(QChar c) { return insert(0, c); } |
554 | inline QString &prepend(const QChar *uc, int len) { return insert(0, uc, len); } |
555 | inline QString &prepend(const QString &s) { return insert(0, s); } |
556 | inline QString &prepend(const QStringRef &s) { return insert(0, s); } |
557 | inline QString &prepend(QLatin1String s) { return insert(0, s); } |
558 | inline QString &prepend(QStringView s) { return insert(0, s); } |
559 | |
560 | inline QString &operator+=(QChar c) { |
561 | if (d->ref.isShared() || uint(d->size) + 2u > d->alloc) |
562 | reallocData(uint(d->size) + 2u, true); |
563 | d->data()[d->size++] = c.unicode(); |
564 | d->data()[d->size] = '\0'; |
565 | return *this; |
566 | } |
567 | |
568 | inline QString &operator+=(QChar::SpecialCharacter c) { return append(QChar(c)); } |
569 | inline QString &operator+=(const QString &s) { return append(s); } |
570 | inline QString &operator+=(const QStringRef &s) { return append(s); } |
571 | inline QString &operator+=(QLatin1String s) { return append(s); } |
572 | inline QString &operator+=(QStringView s) { return append(s); } |
573 | |
574 | QString &remove(int i, int len); |
575 | QString &remove(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive); |
576 | QString &remove(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive); |
577 | QString &remove(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive); |
578 | QString &replace(int i, int len, QChar after); |
579 | QString &replace(int i, int len, const QChar *s, int slen); |
580 | QString &replace(int i, int len, const QString &after); |
581 | QString &replace(QChar before, QChar after, Qt::CaseSensitivity cs = Qt::CaseSensitive); |
582 | QString &replace(const QChar *before, int blen, const QChar *after, int alen, Qt::CaseSensitivity cs = Qt::CaseSensitive); |
583 | QString &replace(QLatin1String before, QLatin1String after, Qt::CaseSensitivity cs = Qt::CaseSensitive); |
584 | QString &replace(QLatin1String before, const QString &after, Qt::CaseSensitivity cs = Qt::CaseSensitive); |
585 | QString &replace(const QString &before, QLatin1String after, Qt::CaseSensitivity cs = Qt::CaseSensitive); |
586 | QString &replace(const QString &before, const QString &after, |
587 | Qt::CaseSensitivity cs = Qt::CaseSensitive); |
588 | QString &replace(QChar c, const QString &after, Qt::CaseSensitivity cs = Qt::CaseSensitive); |
589 | QString &replace(QChar c, QLatin1String after, Qt::CaseSensitivity cs = Qt::CaseSensitive); |
590 | #ifndef QT_NO_REGEXP |
591 | QString &replace(const QRegExp &rx, const QString &after); |
592 | inline QString &remove(const QRegExp &rx) |
593 | { return replace(rx, QString()); } |
594 | #endif |
595 | #if QT_CONFIG(regularexpression) |
596 | QString &replace(const QRegularExpression &re, const QString &after); |
597 | inline QString &remove(const QRegularExpression &re) |
598 | { return replace(re, QString()); } |
599 | #endif |
600 | |
601 | #if QT_DEPRECATED_SINCE(5, 15) |
602 | enum SplitBehavior // ### Qt 6: replace with Qt:: version |
603 | { |
604 | KeepEmptyParts Q_DECL_ENUMERATOR_DEPRECATED, |
605 | SkipEmptyParts Q_DECL_ENUMERATOR_DEPRECATED |
606 | }; |
607 | |
608 | Q_REQUIRED_RESULT QT_DEPRECATED_VERSION_X_5_15("Use Qt::SplitBehavior variant instead" ) |
609 | QStringList split(const QString &sep, SplitBehavior behavior, |
610 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
611 | Q_REQUIRED_RESULT QT_DEPRECATED_VERSION_X_5_15("Use Qt::SplitBehavior variant instead" ) |
612 | QVector<QStringRef> splitRef(const QString &sep, SplitBehavior behavior, |
613 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
614 | Q_REQUIRED_RESULT QT_DEPRECATED_VERSION_X_5_15("Use Qt::SplitBehavior variant instead" ) |
615 | QStringList split(QChar sep, SplitBehavior behavior, |
616 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
617 | Q_REQUIRED_RESULT QT_DEPRECATED_VERSION_X_5_15("Use Qt::SplitBehavior variant instead" ) |
618 | QVector<QStringRef> splitRef(QChar sep, SplitBehavior behavior, |
619 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
620 | #ifndef QT_NO_REGEXP |
621 | Q_REQUIRED_RESULT QT_DEPRECATED_VERSION_X_5_15("Use Qt::SplitBehavior variant instead" ) |
622 | QStringList split(const QRegExp &sep, SplitBehavior behavior) const; |
623 | Q_REQUIRED_RESULT QT_DEPRECATED_VERSION_X_5_15("Use Qt::SplitBehavior variant instead" ) |
624 | QVector<QStringRef> splitRef(const QRegExp &sep, SplitBehavior behavior) const; |
625 | #endif |
626 | #if QT_CONFIG(regularexpression) |
627 | Q_REQUIRED_RESULT QT_DEPRECATED_VERSION_X_5_15("Use Qt::SplitBehavior variant instead" ) |
628 | QStringList split(const QRegularExpression &sep, SplitBehavior behavior) const; |
629 | Q_REQUIRED_RESULT QT_DEPRECATED_VERSION_X_5_15("Use Qt::SplitBehavior variant instead" ) |
630 | QVector<QStringRef> splitRef(const QRegularExpression &sep, SplitBehavior behavior) const; |
631 | #endif |
632 | #endif // 5.15 deprecations |
633 | |
634 | public: |
635 | Q_REQUIRED_RESULT |
636 | QStringList split(const QString &sep, Qt::SplitBehavior behavior = Qt::KeepEmptyParts, |
637 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
638 | Q_REQUIRED_RESULT |
639 | QVector<QStringRef> splitRef(const QString &sep, |
640 | Qt::SplitBehavior behavior = Qt::KeepEmptyParts, |
641 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
642 | Q_REQUIRED_RESULT |
643 | QStringList split(QChar sep, Qt::SplitBehavior behavior = Qt::KeepEmptyParts, |
644 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
645 | Q_REQUIRED_RESULT |
646 | QVector<QStringRef> splitRef(QChar sep, Qt::SplitBehavior behavior = Qt::KeepEmptyParts, |
647 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
648 | #ifndef QT_NO_REGEXP |
649 | Q_REQUIRED_RESULT |
650 | QStringList split(const QRegExp &sep, |
651 | Qt::SplitBehavior behavior = Qt::KeepEmptyParts) const; |
652 | Q_REQUIRED_RESULT |
653 | QVector<QStringRef> splitRef(const QRegExp &sep, |
654 | Qt::SplitBehavior behavior = Qt::KeepEmptyParts) const; |
655 | #endif |
656 | #ifndef QT_NO_REGULAREXPRESSION |
657 | Q_REQUIRED_RESULT |
658 | QStringList split(const QRegularExpression &sep, |
659 | Qt::SplitBehavior behavior = Qt::KeepEmptyParts) const; |
660 | Q_REQUIRED_RESULT |
661 | QVector<QStringRef> splitRef(const QRegularExpression &sep, |
662 | Qt::SplitBehavior behavior = Qt::KeepEmptyParts) const; |
663 | #endif |
664 | |
665 | |
666 | enum NormalizationForm { |
667 | NormalizationForm_D, |
668 | NormalizationForm_C, |
669 | NormalizationForm_KD, |
670 | NormalizationForm_KC |
671 | }; |
672 | Q_REQUIRED_RESULT QString normalized(NormalizationForm mode, QChar::UnicodeVersion version = QChar::Unicode_Unassigned) const; |
673 | |
674 | Q_REQUIRED_RESULT QString repeated(int times) const; |
675 | |
676 | const ushort *utf16() const; |
677 | |
678 | #if defined(Q_COMPILER_REF_QUALIFIERS) && !defined(QT_COMPILING_QSTRING_COMPAT_CPP) && !defined(Q_CLANG_QDOC) |
679 | Q_REQUIRED_RESULT QByteArray toLatin1() const & |
680 | { return toLatin1_helper(*this); } |
681 | Q_REQUIRED_RESULT QByteArray toLatin1() && |
682 | { return toLatin1_helper_inplace(*this); } |
683 | Q_REQUIRED_RESULT QByteArray toUtf8() const & |
684 | { return toUtf8_helper(*this); } |
685 | Q_REQUIRED_RESULT QByteArray toUtf8() && |
686 | { return toUtf8_helper(*this); } |
687 | Q_REQUIRED_RESULT QByteArray toLocal8Bit() const & |
688 | { return toLocal8Bit_helper(isNull() ? nullptr : constData(), size()); } |
689 | Q_REQUIRED_RESULT QByteArray toLocal8Bit() && |
690 | { return toLocal8Bit_helper(isNull() ? nullptr : constData(), size()); } |
691 | #else |
692 | Q_REQUIRED_RESULT QByteArray toLatin1() const; |
693 | Q_REQUIRED_RESULT QByteArray toUtf8() const; |
694 | Q_REQUIRED_RESULT QByteArray toLocal8Bit() const; |
695 | #endif |
696 | Q_REQUIRED_RESULT QVector<uint> toUcs4() const; |
697 | |
698 | // note - this are all inline so we can benefit from strlen() compile time optimizations |
699 | static inline QString fromLatin1(const char *str, int size = -1) |
700 | { |
701 | QStringDataPtr dataPtr = { fromLatin1_helper(str, (str && size == -1) ? int(strlen(str)) : size) }; |
702 | return QString(dataPtr); |
703 | } |
704 | static inline QString fromUtf8(const char *str, int size = -1) |
705 | { |
706 | return fromUtf8_helper(str, (str && size == -1) ? int(strlen(str)) : size); |
707 | } |
708 | static inline QString fromLocal8Bit(const char *str, int size = -1) |
709 | { |
710 | return fromLocal8Bit_helper(str, (str && size == -1) ? int(strlen(str)) : size); |
711 | } |
712 | static inline QString fromLatin1(const QByteArray &str) |
713 | { return str.isNull() ? QString() : fromLatin1(str.data(), qstrnlen(str.constData(), str.size())); } |
714 | static inline QString fromUtf8(const QByteArray &str) |
715 | { return str.isNull() ? QString() : fromUtf8(str.data(), qstrnlen(str.constData(), str.size())); } |
716 | static inline QString fromLocal8Bit(const QByteArray &str) |
717 | { return str.isNull() ? QString() : fromLocal8Bit(str.data(), qstrnlen(str.constData(), str.size())); } |
718 | static QString fromUtf16(const ushort *, int size = -1); |
719 | static QString fromUcs4(const uint *, int size = -1); |
720 | static QString fromRawData(const QChar *, int size); |
721 | |
722 | #if defined(Q_COMPILER_UNICODE_STRINGS) |
723 | static QString fromUtf16(const char16_t *str, int size = -1) |
724 | { return fromUtf16(reinterpret_cast<const ushort *>(str), size); } |
725 | static QString fromUcs4(const char32_t *str, int size = -1) |
726 | { return fromUcs4(reinterpret_cast<const uint *>(str), size); } |
727 | #endif |
728 | |
729 | #if QT_DEPRECATED_SINCE(5, 0) |
730 | QT_DEPRECATED static inline QString fromAscii(const char *str, int size = -1) |
731 | { return fromLatin1(str, size); } |
732 | QT_DEPRECATED static inline QString fromAscii(const QByteArray &str) |
733 | { return fromLatin1(str); } |
734 | Q_REQUIRED_RESULT QByteArray toAscii() const |
735 | { return toLatin1(); } |
736 | #endif |
737 | |
738 | inline int toWCharArray(wchar_t *array) const; |
739 | Q_REQUIRED_RESULT static inline QString fromWCharArray(const wchar_t *string, int size = -1); |
740 | |
741 | QString &setRawData(const QChar *unicode, int size); |
742 | QString &setUnicode(const QChar *unicode, int size); |
743 | inline QString &setUtf16(const ushort *utf16, int size); |
744 | |
745 | #if QT_STRINGVIEW_LEVEL < 2 |
746 | int compare(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; |
747 | inline int compare(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; |
748 | #endif |
749 | int compare(QLatin1String other, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; |
750 | inline int compare(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; |
751 | int compare(QChar ch, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
752 | { return compare(QStringView{&ch, 1}, cs); } |
753 | |
754 | static inline int compare(const QString &s1, const QString &s2, |
755 | Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept |
756 | { return s1.compare(s2, cs); } |
757 | |
758 | static inline int compare(const QString &s1, QLatin1String s2, |
759 | Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept |
760 | { return s1.compare(s2, cs); } |
761 | static inline int compare(QLatin1String s1, const QString &s2, |
762 | Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept |
763 | { return -s2.compare(s1, cs); } |
764 | |
765 | static int compare(const QString &s1, const QStringRef &s2, |
766 | Qt::CaseSensitivity = Qt::CaseSensitive) noexcept; |
767 | |
768 | int localeAwareCompare(const QString& s) const; |
769 | static int localeAwareCompare(const QString& s1, const QString& s2) |
770 | { return s1.localeAwareCompare(s2); } |
771 | |
772 | int localeAwareCompare(const QStringRef &s) const; |
773 | static int localeAwareCompare(const QString& s1, const QStringRef& s2); |
774 | |
775 | // ### Qt6: make inline except for the long long versions |
776 | short toShort(bool *ok=nullptr, int base=10) const; |
777 | ushort toUShort(bool *ok=nullptr, int base=10) const; |
778 | int toInt(bool *ok=nullptr, int base=10) const; |
779 | uint toUInt(bool *ok=nullptr, int base=10) const; |
780 | long toLong(bool *ok=nullptr, int base=10) const; |
781 | ulong toULong(bool *ok=nullptr, int base=10) const; |
782 | qlonglong toLongLong(bool *ok=nullptr, int base=10) const; |
783 | qulonglong toULongLong(bool *ok=nullptr, int base=10) const; |
784 | float toFloat(bool *ok=nullptr) const; |
785 | double toDouble(bool *ok=nullptr) const; |
786 | |
787 | QString &setNum(short, int base=10); |
788 | QString &setNum(ushort, int base=10); |
789 | QString &setNum(int, int base=10); |
790 | QString &setNum(uint, int base=10); |
791 | QString &setNum(long, int base=10); |
792 | QString &setNum(ulong, int base=10); |
793 | QString &setNum(qlonglong, int base=10); |
794 | QString &setNum(qulonglong, int base=10); |
795 | QString &setNum(float, char f='g', int prec=6); |
796 | QString &setNum(double, char f='g', int prec=6); |
797 | |
798 | static QString number(int, int base=10); |
799 | static QString number(uint, int base=10); |
800 | static QString number(long, int base=10); |
801 | static QString number(ulong, int base=10); |
802 | static QString number(qlonglong, int base=10); |
803 | static QString number(qulonglong, int base=10); |
804 | static QString number(double, char f='g', int prec=6); |
805 | |
806 | friend Q_CORE_EXPORT bool operator==(const QString &s1, const QString &s2) noexcept; |
807 | friend Q_CORE_EXPORT bool operator<(const QString &s1, const QString &s2) noexcept; |
808 | friend inline bool operator>(const QString &s1, const QString &s2) noexcept { return s2 < s1; } |
809 | friend inline bool operator!=(const QString &s1, const QString &s2) noexcept { return !(s1 == s2); } |
810 | friend inline bool operator<=(const QString &s1, const QString &s2) noexcept { return !(s1 > s2); } |
811 | friend inline bool operator>=(const QString &s1, const QString &s2) noexcept { return !(s1 < s2); } |
812 | |
813 | bool operator==(QLatin1String s) const noexcept; |
814 | bool operator<(QLatin1String s) const noexcept; |
815 | bool operator>(QLatin1String s) const noexcept; |
816 | inline bool operator!=(QLatin1String s) const noexcept { return !operator==(s); } |
817 | inline bool operator<=(QLatin1String s) const noexcept { return !operator>(s); } |
818 | inline bool operator>=(QLatin1String s) const noexcept { return !operator<(s); } |
819 | |
820 | // ASCII compatibility |
821 | #if defined(QT_RESTRICTED_CAST_FROM_ASCII) |
822 | template <int N> |
823 | inline QString(const char (&ch)[N]) |
824 | : d(fromAscii_helper(ch, N - 1)) |
825 | {} |
826 | template <int N> |
827 | QString(char (&)[N]) = delete; |
828 | template <int N> |
829 | inline QString &operator=(const char (&ch)[N]) |
830 | { return (*this = fromUtf8(ch, N - 1)); } |
831 | template <int N> |
832 | QString &operator=(char (&)[N]) = delete; |
833 | #endif |
834 | #if !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) |
835 | inline QT_ASCII_CAST_WARN QString(const char *ch) |
836 | : d(fromAscii_helper(ch, ch ? int(strlen(ch)) : -1)) |
837 | {} |
838 | inline QT_ASCII_CAST_WARN QString(const QByteArray &a) |
839 | : d(fromAscii_helper(a.constData(), qstrnlen(a.constData(), a.size()))) |
840 | {} |
841 | inline QT_ASCII_CAST_WARN QString &operator=(const char *ch) |
842 | { return (*this = fromUtf8(ch)); } |
843 | inline QT_ASCII_CAST_WARN QString &operator=(const QByteArray &a) |
844 | { return (*this = fromUtf8(a)); } |
845 | inline QT_ASCII_CAST_WARN QString &operator=(char c) |
846 | { return (*this = QChar::fromLatin1(c)); } |
847 | |
848 | // these are needed, so it compiles with STL support enabled |
849 | inline QT_ASCII_CAST_WARN QString &prepend(const char *s) |
850 | { return prepend(QString::fromUtf8(s)); } |
851 | inline QT_ASCII_CAST_WARN QString &prepend(const QByteArray &s) |
852 | { return prepend(QString::fromUtf8(s)); } |
853 | inline QT_ASCII_CAST_WARN QString &append(const char *s) |
854 | { return append(QString::fromUtf8(s)); } |
855 | inline QT_ASCII_CAST_WARN QString &append(const QByteArray &s) |
856 | { return append(QString::fromUtf8(s)); } |
857 | inline QT_ASCII_CAST_WARN QString &insert(int i, const char *s) |
858 | { return insert(i, QString::fromUtf8(s)); } |
859 | inline QT_ASCII_CAST_WARN QString &insert(int i, const QByteArray &s) |
860 | { return insert(i, QString::fromUtf8(s)); } |
861 | inline QT_ASCII_CAST_WARN QString &operator+=(const char *s) |
862 | { return append(QString::fromUtf8(s)); } |
863 | inline QT_ASCII_CAST_WARN QString &operator+=(const QByteArray &s) |
864 | { return append(QString::fromUtf8(s)); } |
865 | inline QT_ASCII_CAST_WARN QString &operator+=(char c) |
866 | { return append(QChar::fromLatin1(c)); } |
867 | |
868 | inline QT_ASCII_CAST_WARN bool operator==(const char *s) const; |
869 | inline QT_ASCII_CAST_WARN bool operator!=(const char *s) const; |
870 | inline QT_ASCII_CAST_WARN bool operator<(const char *s) const; |
871 | inline QT_ASCII_CAST_WARN bool operator<=(const char *s) const; |
872 | inline QT_ASCII_CAST_WARN bool operator>(const char *s) const; |
873 | inline QT_ASCII_CAST_WARN bool operator>=(const char *s) const; |
874 | |
875 | inline QT_ASCII_CAST_WARN bool operator==(const QByteArray &s) const; |
876 | inline QT_ASCII_CAST_WARN bool operator!=(const QByteArray &s) const; |
877 | inline QT_ASCII_CAST_WARN bool operator<(const QByteArray &s) const; |
878 | inline QT_ASCII_CAST_WARN bool operator>(const QByteArray &s) const; |
879 | inline QT_ASCII_CAST_WARN bool operator<=(const QByteArray &s) const; |
880 | inline QT_ASCII_CAST_WARN bool operator>=(const QByteArray &s) const; |
881 | |
882 | friend inline QT_ASCII_CAST_WARN bool operator==(const char *s1, const QString &s2); |
883 | friend inline QT_ASCII_CAST_WARN bool operator!=(const char *s1, const QString &s2); |
884 | friend inline QT_ASCII_CAST_WARN bool operator<(const char *s1, const QString &s2); |
885 | friend inline QT_ASCII_CAST_WARN bool operator>(const char *s1, const QString &s2); |
886 | friend inline QT_ASCII_CAST_WARN bool operator<=(const char *s1, const QString &s2); |
887 | friend inline QT_ASCII_CAST_WARN bool operator>=(const char *s1, const QString &s2); |
888 | |
889 | friend inline QT_ASCII_CAST_WARN bool operator==(const char *s1, const QStringRef &s2); |
890 | friend inline QT_ASCII_CAST_WARN bool operator!=(const char *s1, const QStringRef &s2); |
891 | friend inline QT_ASCII_CAST_WARN bool operator<(const char *s1, const QStringRef &s2); |
892 | friend inline QT_ASCII_CAST_WARN bool operator>(const char *s1, const QStringRef &s2); |
893 | friend inline QT_ASCII_CAST_WARN bool operator<=(const char *s1, const QStringRef &s2); |
894 | friend inline QT_ASCII_CAST_WARN bool operator>=(const char *s1, const QStringRef &s2); |
895 | #endif |
896 | |
897 | typedef QChar *iterator; |
898 | typedef const QChar *const_iterator; |
899 | typedef iterator Iterator; |
900 | typedef const_iterator ConstIterator; |
901 | typedef std::reverse_iterator<iterator> reverse_iterator; |
902 | typedef std::reverse_iterator<const_iterator> const_reverse_iterator; |
903 | inline iterator begin(); |
904 | inline const_iterator begin() const; |
905 | inline const_iterator cbegin() const; |
906 | inline const_iterator constBegin() const; |
907 | inline iterator end(); |
908 | inline const_iterator end() const; |
909 | inline const_iterator cend() const; |
910 | inline const_iterator constEnd() const; |
911 | reverse_iterator rbegin() { return reverse_iterator(end()); } |
912 | reverse_iterator rend() { return reverse_iterator(begin()); } |
913 | const_reverse_iterator rbegin() const { return const_reverse_iterator(end()); } |
914 | const_reverse_iterator rend() const { return const_reverse_iterator(begin()); } |
915 | const_reverse_iterator crbegin() const { return const_reverse_iterator(end()); } |
916 | const_reverse_iterator crend() const { return const_reverse_iterator(begin()); } |
917 | |
918 | // STL compatibility |
919 | typedef int size_type; |
920 | typedef qptrdiff difference_type; |
921 | typedef const QChar & const_reference; |
922 | typedef QChar & reference; |
923 | typedef QChar *pointer; |
924 | typedef const QChar *const_pointer; |
925 | typedef QChar value_type; |
926 | inline void push_back(QChar c) { append(c); } |
927 | inline void push_back(const QString &s) { append(s); } |
928 | inline void push_front(QChar c) { prepend(c); } |
929 | inline void push_front(const QString &s) { prepend(s); } |
930 | void shrink_to_fit() { squeeze(); } |
931 | |
932 | static inline QString fromStdString(const std::string &s); |
933 | inline std::string toStdString() const; |
934 | static inline QString fromStdWString(const std::wstring &s); |
935 | inline std::wstring toStdWString() const; |
936 | |
937 | #if defined(Q_STDLIB_UNICODE_STRINGS) || defined(Q_QDOC) |
938 | static inline QString fromStdU16String(const std::u16string &s); |
939 | inline std::u16string toStdU16String() const; |
940 | static inline QString fromStdU32String(const std::u32string &s); |
941 | inline std::u32string toStdU32String() const; |
942 | #endif |
943 | |
944 | #if defined(Q_OS_DARWIN) || defined(Q_QDOC) |
945 | static QString fromCFString(CFStringRef string); |
946 | CFStringRef toCFString() const Q_DECL_CF_RETURNS_RETAINED; |
947 | static QString fromNSString(const NSString *string); |
948 | NSString *toNSString() const Q_DECL_NS_RETURNS_AUTORELEASED; |
949 | #endif |
950 | // compatibility |
951 | #if QT_DEPRECATED_SINCE(5, 9) |
952 | struct Null { }; |
953 | QT_DEPRECATED_X("use QString()" ) |
954 | static const Null null; |
955 | inline QString(const Null &): d(Data::sharedNull()) {} |
956 | inline QString &operator=(const Null &) { *this = QString(); return *this; } |
957 | #endif |
958 | inline bool isNull() const { return d == Data::sharedNull(); } |
959 | |
960 | |
961 | bool isSimpleText() const; |
962 | bool isRightToLeft() const; |
963 | Q_REQUIRED_RESULT bool isValidUtf16() const noexcept |
964 | { return QStringView(*this).isValidUtf16(); } |
965 | |
966 | QString(int size, Qt::Initialization); |
967 | Q_DECL_CONSTEXPR inline QString(QStringDataPtr dd) : d(dd.ptr) {} |
968 | |
969 | private: |
970 | #if defined(QT_NO_CAST_FROM_ASCII) |
971 | QString &operator+=(const char *s); |
972 | QString &operator+=(const QByteArray &s); |
973 | QString(const char *ch); |
974 | QString(const QByteArray &a); |
975 | QString &operator=(const char *ch); |
976 | QString &operator=(const QByteArray &a); |
977 | #endif |
978 | |
979 | Data *d; |
980 | |
981 | friend inline bool operator==(QChar, const QString &) noexcept; |
982 | friend inline bool operator< (QChar, const QString &) noexcept; |
983 | friend inline bool operator> (QChar, const QString &) noexcept; |
984 | friend inline bool operator==(QChar, const QStringRef &) noexcept; |
985 | friend inline bool operator< (QChar, const QStringRef &) noexcept; |
986 | friend inline bool operator> (QChar, const QStringRef &) noexcept; |
987 | friend inline bool operator==(QChar, QLatin1String) noexcept; |
988 | friend inline bool operator< (QChar, QLatin1String) noexcept; |
989 | friend inline bool operator> (QChar, QLatin1String) noexcept; |
990 | |
991 | void reallocData(uint alloc, bool grow = false); |
992 | #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) |
993 | void expand(int i); |
994 | QString multiArg(int numArgs, const QString **args) const; |
995 | #endif |
996 | static int compare_helper(const QChar *data1, int length1, |
997 | const QChar *data2, int length2, |
998 | Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; |
999 | static int compare_helper(const QChar *data1, int length1, |
1000 | const char *data2, int length2, |
1001 | Qt::CaseSensitivity cs = Qt::CaseSensitive); |
1002 | static int compare_helper(const QChar *data1, int length1, |
1003 | QLatin1String s2, |
1004 | Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; |
1005 | static int localeAwareCompare_helper(const QChar *data1, int length1, |
1006 | const QChar *data2, int length2); |
1007 | static QString toLower_helper(const QString &str); |
1008 | static QString toLower_helper(QString &str); |
1009 | static QString toUpper_helper(const QString &str); |
1010 | static QString toUpper_helper(QString &str); |
1011 | static QString toCaseFolded_helper(const QString &str); |
1012 | static QString toCaseFolded_helper(QString &str); |
1013 | static QString trimmed_helper(const QString &str); |
1014 | static QString trimmed_helper(QString &str); |
1015 | static QString simplified_helper(const QString &str); |
1016 | static QString simplified_helper(QString &str); |
1017 | static Data *fromLatin1_helper(const char *str, int size = -1); |
1018 | static Data *fromAscii_helper(const char *str, int size = -1); |
1019 | static QString fromUtf8_helper(const char *str, int size); |
1020 | static QString fromLocal8Bit_helper(const char *, int size); |
1021 | static QByteArray toLatin1_helper(const QString &); |
1022 | static QByteArray toLatin1_helper_inplace(QString &); |
1023 | static QByteArray toUtf8_helper(const QString &); |
1024 | static QByteArray toLocal8Bit_helper(const QChar *data, int size); |
1025 | static int toUcs4_helper(const ushort *uc, int length, uint *out); |
1026 | static qlonglong toIntegral_helper(const QChar *data, int len, bool *ok, int base); |
1027 | static qulonglong toIntegral_helper(const QChar *data, uint len, bool *ok, int base); |
1028 | void replace_helper(uint *indices, int nIndices, int blen, const QChar *after, int alen); |
1029 | friend class QCharRef; |
1030 | friend class QTextCodec; |
1031 | friend class QStringRef; |
1032 | friend class QStringView; |
1033 | friend class QByteArray; |
1034 | friend class QCollator; |
1035 | friend struct QAbstractConcatenable; |
1036 | |
1037 | template <typename T> static |
1038 | T toIntegral_helper(const QChar *data, int len, bool *ok, int base) |
1039 | { |
1040 | using Int64 = typename std::conditional<std::is_unsigned<T>::value, qulonglong, qlonglong>::type; |
1041 | using Int32 = typename std::conditional<std::is_unsigned<T>::value, uint, int>::type; |
1042 | |
1043 | // we select the right overload by casting size() to int or uint |
1044 | Int64 val = toIntegral_helper(data, Int32(len), ok, base); |
1045 | if (T(val) != val) { |
1046 | if (ok) |
1047 | *ok = false; |
1048 | val = 0; |
1049 | } |
1050 | return T(val); |
1051 | } |
1052 | |
1053 | public: |
1054 | typedef Data * DataPtr; |
1055 | inline DataPtr &data_ptr() { return d; } |
1056 | }; |
1057 | |
1058 | // |
1059 | // QStringView inline members that require QString: |
1060 | // |
1061 | QString QStringView::toString() const |
1062 | { return Q_ASSERT(size() == length()), QString(data(), length()); } |
1063 | |
1064 | // |
1065 | // QString inline members |
1066 | // |
1067 | inline QString::QString(QLatin1String aLatin1) : d(fromLatin1_helper(aLatin1.latin1(), aLatin1.size())) |
1068 | { } |
1069 | inline int QString::length() const |
1070 | { return d->size; } |
1071 | inline const QChar QString::at(int i) const |
1072 | { Q_ASSERT(uint(i) < uint(size())); return QChar(d->data()[i]); } |
1073 | inline const QChar QString::operator[](int i) const |
1074 | { Q_ASSERT(uint(i) < uint(size())); return QChar(d->data()[i]); } |
1075 | inline const QChar QString::operator[](uint i) const |
1076 | { Q_ASSERT(i < uint(size())); return QChar(d->data()[i]); } |
1077 | inline bool QString::isEmpty() const |
1078 | { return d->size == 0; } |
1079 | inline const QChar *QString::unicode() const |
1080 | { return reinterpret_cast<const QChar*>(d->data()); } |
1081 | inline const QChar *QString::data() const |
1082 | { return reinterpret_cast<const QChar*>(d->data()); } |
1083 | inline QChar *QString::data() |
1084 | { detach(); return reinterpret_cast<QChar*>(d->data()); } |
1085 | inline const QChar *QString::constData() const |
1086 | { return reinterpret_cast<const QChar*>(d->data()); } |
1087 | inline void QString::detach() |
1088 | { if (d->ref.isShared() || (d->offset != sizeof(QStringData))) reallocData(uint(d->size) + 1u); } |
1089 | inline bool QString::isDetached() const |
1090 | { return !d->ref.isShared(); } |
1091 | inline void QString::clear() |
1092 | { if (!isNull()) *this = QString(); } |
1093 | inline QString::QString(const QString &other) noexcept : d(other.d) |
1094 | { Q_ASSERT(&other != this); d->ref.ref(); } |
1095 | inline int QString::capacity() const |
1096 | { return d->alloc ? d->alloc - 1 : 0; } |
1097 | inline QString &QString::setNum(short n, int base) |
1098 | { return setNum(qlonglong(n), base); } |
1099 | inline QString &QString::setNum(ushort n, int base) |
1100 | { return setNum(qulonglong(n), base); } |
1101 | inline QString &QString::setNum(int n, int base) |
1102 | { return setNum(qlonglong(n), base); } |
1103 | inline QString &QString::setNum(uint n, int base) |
1104 | { return setNum(qulonglong(n), base); } |
1105 | inline QString &QString::setNum(long n, int base) |
1106 | { return setNum(qlonglong(n), base); } |
1107 | inline QString &QString::setNum(ulong n, int base) |
1108 | { return setNum(qulonglong(n), base); } |
1109 | inline QString &QString::setNum(float n, char f, int prec) |
1110 | { return setNum(double(n),f,prec); } |
1111 | inline QString QString::arg(int a, int fieldWidth, int base, QChar fillChar) const |
1112 | { return arg(qlonglong(a), fieldWidth, base, fillChar); } |
1113 | inline QString QString::arg(uint a, int fieldWidth, int base, QChar fillChar) const |
1114 | { return arg(qulonglong(a), fieldWidth, base, fillChar); } |
1115 | inline QString QString::arg(long a, int fieldWidth, int base, QChar fillChar) const |
1116 | { return arg(qlonglong(a), fieldWidth, base, fillChar); } |
1117 | inline QString QString::arg(ulong a, int fieldWidth, int base, QChar fillChar) const |
1118 | { return arg(qulonglong(a), fieldWidth, base, fillChar); } |
1119 | inline QString QString::arg(short a, int fieldWidth, int base, QChar fillChar) const |
1120 | { return arg(qlonglong(a), fieldWidth, base, fillChar); } |
1121 | inline QString QString::arg(ushort a, int fieldWidth, int base, QChar fillChar) const |
1122 | { return arg(qulonglong(a), fieldWidth, base, fillChar); } |
1123 | #if QT_STRINGVIEW_LEVEL < 2 |
1124 | inline QString QString::arg(const QString &a1, const QString &a2) const |
1125 | { return qToStringViewIgnoringNull(*this).arg(a1, a2); } |
1126 | inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3) const |
1127 | { return qToStringViewIgnoringNull(*this).arg(a1, a2, a3); } |
1128 | inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3, |
1129 | const QString &a4) const |
1130 | { return qToStringViewIgnoringNull(*this).arg(a1, a2, a3, a4); } |
1131 | inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3, |
1132 | const QString &a4, const QString &a5) const |
1133 | { return qToStringViewIgnoringNull(*this).arg(a1, a2, a3, a4, a5); } |
1134 | inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3, |
1135 | const QString &a4, const QString &a5, const QString &a6) const |
1136 | { return qToStringViewIgnoringNull(*this).arg(a1, a2, a3, a4, a5, a6); } |
1137 | inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3, |
1138 | const QString &a4, const QString &a5, const QString &a6, |
1139 | const QString &a7) const |
1140 | { return qToStringViewIgnoringNull(*this).arg(a1, a2, a3, a4, a5, a6, a7); } |
1141 | inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3, |
1142 | const QString &a4, const QString &a5, const QString &a6, |
1143 | const QString &a7, const QString &a8) const |
1144 | { return qToStringViewIgnoringNull(*this).arg(a1, a2, a3, a4, a5, a6, a7, a8); } |
1145 | inline QString QString::arg(const QString &a1, const QString &a2, const QString &a3, |
1146 | const QString &a4, const QString &a5, const QString &a6, |
1147 | const QString &a7, const QString &a8, const QString &a9) const |
1148 | { return qToStringViewIgnoringNull(*this).arg(a1, a2, a3, a4, a5, a6, a7, a8, a9); } |
1149 | #endif |
1150 | |
1151 | inline QString QString::section(QChar asep, int astart, int aend, SectionFlags aflags) const |
1152 | { return section(QString(asep), astart, aend, aflags); } |
1153 | |
1154 | QT_WARNING_PUSH |
1155 | QT_WARNING_DISABLE_MSVC(4127) // "conditional expression is constant" |
1156 | QT_WARNING_DISABLE_INTEL(111) // "statement is unreachable" |
1157 | |
1158 | inline int QString::toWCharArray(wchar_t *array) const |
1159 | { |
1160 | return qToStringViewIgnoringNull(*this).toWCharArray(array); |
1161 | } |
1162 | |
1163 | int QStringView::toWCharArray(wchar_t *array) const |
1164 | { |
1165 | if (sizeof(wchar_t) == sizeof(QChar)) { |
1166 | if (auto src = data()) |
1167 | memcpy(array, src, sizeof(QChar) * size()); |
1168 | return int(size()); // ### q6sizetype |
1169 | } else { |
1170 | return QString::toUcs4_helper(reinterpret_cast<const ushort *>(data()), int(size()), |
1171 | reinterpret_cast<uint *>(array)); |
1172 | } |
1173 | } |
1174 | |
1175 | QT_WARNING_POP |
1176 | |
1177 | inline QString QString::fromWCharArray(const wchar_t *string, int size) |
1178 | { |
1179 | return sizeof(wchar_t) == sizeof(QChar) ? fromUtf16(reinterpret_cast<const ushort *>(string), size) |
1180 | : fromUcs4(reinterpret_cast<const uint *>(string), size); |
1181 | } |
1182 | |
1183 | class |
1184 | #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) |
1185 | Q_CORE_EXPORT |
1186 | #endif |
1187 | QCharRef { // ### Qt 7: remove |
1188 | QString &s; |
1189 | int i; |
1190 | inline QCharRef(QString &str, int idx) |
1191 | : s(str),i(idx) {} |
1192 | friend class QString; |
1193 | public: |
1194 | QCharRef(const QCharRef &) = default; |
1195 | |
1196 | // most QChar operations repeated here |
1197 | |
1198 | // all this is not documented: We just say "like QChar" and let it be. |
1199 | inline operator QChar() const |
1200 | { |
1201 | using namespace QtPrivate::DeprecatedRefClassBehavior; |
1202 | if (Q_LIKELY(i < s.d->size)) |
1203 | return QChar(s.d->data()[i]); |
1204 | #ifdef QT_DEBUG |
1205 | warn(WarningType::OutOfRange, EmittingClass::QCharRef); |
1206 | #endif |
1207 | return QChar(); |
1208 | } |
1209 | inline QCharRef &operator=(QChar c) |
1210 | { |
1211 | using namespace QtPrivate::DeprecatedRefClassBehavior; |
1212 | if (Q_UNLIKELY(i >= s.d->size)) { |
1213 | #ifdef QT_DEBUG |
1214 | warn(WarningType::OutOfRange, EmittingClass::QCharRef); |
1215 | #endif |
1216 | s.resize(i + 1, QLatin1Char(' ')); |
1217 | } else { |
1218 | #ifdef QT_DEBUG |
1219 | if (Q_UNLIKELY(!s.isDetached())) |
1220 | warn(WarningType::DelayedDetach, EmittingClass::QCharRef); |
1221 | #endif |
1222 | s.detach(); |
1223 | } |
1224 | s.d->data()[i] = c.unicode(); |
1225 | return *this; |
1226 | } |
1227 | |
1228 | // An operator= for each QChar cast constructors |
1229 | #ifndef QT_NO_CAST_FROM_ASCII |
1230 | inline QT_ASCII_CAST_WARN QCharRef &operator=(char c) |
1231 | { return operator=(QChar::fromLatin1(c)); } |
1232 | inline QT_ASCII_CAST_WARN QCharRef &operator=(uchar c) |
1233 | { return operator=(QChar::fromLatin1(c)); } |
1234 | #endif |
1235 | inline QCharRef &operator=(const QCharRef &c) { return operator=(QChar(c)); } |
1236 | inline QCharRef &operator=(ushort rc) { return operator=(QChar(rc)); } |
1237 | inline QCharRef &operator=(short rc) { return operator=(QChar(rc)); } |
1238 | inline QCharRef &operator=(uint rc) { return operator=(QChar(rc)); } |
1239 | inline QCharRef &operator=(int rc) { return operator=(QChar(rc)); } |
1240 | |
1241 | // each function... |
1242 | inline bool isNull() const { return QChar(*this).isNull(); } |
1243 | inline bool isPrint() const { return QChar(*this).isPrint(); } |
1244 | inline bool isPunct() const { return QChar(*this).isPunct(); } |
1245 | inline bool isSpace() const { return QChar(*this).isSpace(); } |
1246 | inline bool isMark() const { return QChar(*this).isMark(); } |
1247 | inline bool isLetter() const { return QChar(*this).isLetter(); } |
1248 | inline bool isNumber() const { return QChar(*this).isNumber(); } |
1249 | inline bool isLetterOrNumber() { return QChar(*this).isLetterOrNumber(); } |
1250 | inline bool isDigit() const { return QChar(*this).isDigit(); } |
1251 | inline bool isLower() const { return QChar(*this).isLower(); } |
1252 | inline bool isUpper() const { return QChar(*this).isUpper(); } |
1253 | inline bool isTitleCase() const { return QChar(*this).isTitleCase(); } |
1254 | |
1255 | inline int digitValue() const { return QChar(*this).digitValue(); } |
1256 | QChar toLower() const { return QChar(*this).toLower(); } |
1257 | QChar toUpper() const { return QChar(*this).toUpper(); } |
1258 | QChar toTitleCase () const { return QChar(*this).toTitleCase(); } |
1259 | |
1260 | QChar::Category category() const { return QChar(*this).category(); } |
1261 | QChar::Direction direction() const { return QChar(*this).direction(); } |
1262 | QChar::JoiningType joiningType() const { return QChar(*this).joiningType(); } |
1263 | #if QT_DEPRECATED_SINCE(5, 3) |
1264 | QT_DEPRECATED QChar::Joining joining() const |
1265 | { |
1266 | switch (QChar(*this).joiningType()) { |
1267 | case QChar::Joining_Causing: return QChar::Center; |
1268 | case QChar::Joining_Dual: return QChar::Dual; |
1269 | case QChar::Joining_Right: return QChar::Right; |
1270 | case QChar::Joining_None: |
1271 | case QChar::Joining_Left: |
1272 | case QChar::Joining_Transparent: |
1273 | default: return QChar::OtherJoining; |
1274 | } |
1275 | } |
1276 | #endif |
1277 | bool hasMirrored() const { return QChar(*this).hasMirrored(); } |
1278 | QChar mirroredChar() const { return QChar(*this).mirroredChar(); } |
1279 | QString decomposition() const { return QChar(*this).decomposition(); } |
1280 | QChar::Decomposition decompositionTag() const { return QChar(*this).decompositionTag(); } |
1281 | uchar combiningClass() const { return QChar(*this).combiningClass(); } |
1282 | |
1283 | inline QChar::Script script() const { return QChar(*this).script(); } |
1284 | |
1285 | QChar::UnicodeVersion unicodeVersion() const { return QChar(*this).unicodeVersion(); } |
1286 | |
1287 | inline uchar cell() const { return QChar(*this).cell(); } |
1288 | inline uchar row() const { return QChar(*this).row(); } |
1289 | inline void setCell(uchar cell); |
1290 | inline void setRow(uchar row); |
1291 | |
1292 | #if QT_DEPRECATED_SINCE(5, 0) |
1293 | QT_DEPRECATED char toAscii() const { return QChar(*this).toLatin1(); } |
1294 | #endif |
1295 | char toLatin1() const { return QChar(*this).toLatin1(); } |
1296 | ushort unicode() const { return QChar(*this).unicode(); } |
1297 | ushort& unicode() { return s.data()[i].unicode(); } |
1298 | |
1299 | }; |
1300 | Q_DECLARE_TYPEINFO(QCharRef, Q_MOVABLE_TYPE); |
1301 | |
1302 | inline void QCharRef::setRow(uchar arow) { QChar(*this).setRow(arow); } |
1303 | inline void QCharRef::setCell(uchar acell) { QChar(*this).setCell(acell); } |
1304 | |
1305 | |
1306 | inline QString::QString() noexcept : d(Data::sharedNull()) {} |
1307 | inline QString::~QString() { if (!d->ref.deref()) Data::deallocate(d); } |
1308 | |
1309 | inline void QString::reserve(int asize) |
1310 | { |
1311 | if (d->ref.isShared() || uint(asize) >= d->alloc) |
1312 | reallocData(qMax(asize, d->size) + 1u); |
1313 | |
1314 | if (!d->capacityReserved) { |
1315 | // cannot set unconditionally, since d could be the shared_null/shared_empty (which is const) |
1316 | d->capacityReserved = true; |
1317 | } |
1318 | } |
1319 | |
1320 | inline void QString::squeeze() |
1321 | { |
1322 | if (d->ref.isShared() || uint(d->size) + 1u < d->alloc) |
1323 | reallocData(uint(d->size) + 1u); |
1324 | |
1325 | if (d->capacityReserved) { |
1326 | // cannot set unconditionally, since d could be shared_null or |
1327 | // otherwise static. |
1328 | d->capacityReserved = false; |
1329 | } |
1330 | } |
1331 | |
1332 | inline QString &QString::setUtf16(const ushort *autf16, int asize) |
1333 | { return setUnicode(reinterpret_cast<const QChar *>(autf16), asize); } |
1334 | inline QCharRef QString::operator[](int i) |
1335 | { Q_ASSERT(i >= 0); detach(); return QCharRef(*this, i); } |
1336 | inline QCharRef QString::operator[](uint i) |
1337 | { detach(); return QCharRef(*this, i); } |
1338 | inline QCharRef QString::front() { return operator[](0); } |
1339 | inline QCharRef QString::back() { return operator[](size() - 1); } |
1340 | inline QString::iterator QString::begin() |
1341 | { detach(); return reinterpret_cast<QChar*>(d->data()); } |
1342 | inline QString::const_iterator QString::begin() const |
1343 | { return reinterpret_cast<const QChar*>(d->data()); } |
1344 | inline QString::const_iterator QString::cbegin() const |
1345 | { return reinterpret_cast<const QChar*>(d->data()); } |
1346 | inline QString::const_iterator QString::constBegin() const |
1347 | { return reinterpret_cast<const QChar*>(d->data()); } |
1348 | inline QString::iterator QString::end() |
1349 | { detach(); return reinterpret_cast<QChar*>(d->data() + d->size); } |
1350 | inline QString::const_iterator QString::end() const |
1351 | { return reinterpret_cast<const QChar*>(d->data() + d->size); } |
1352 | inline QString::const_iterator QString::cend() const |
1353 | { return reinterpret_cast<const QChar*>(d->data() + d->size); } |
1354 | inline QString::const_iterator QString::constEnd() const |
1355 | { return reinterpret_cast<const QChar*>(d->data() + d->size); } |
1356 | #if QT_STRINGVIEW_LEVEL < 2 |
1357 | inline bool QString::contains(const QString &s, Qt::CaseSensitivity cs) const |
1358 | { return indexOf(s, 0, cs) != -1; } |
1359 | inline bool QString::contains(const QStringRef &s, Qt::CaseSensitivity cs) const |
1360 | { return indexOf(s, 0, cs) != -1; } |
1361 | #endif |
1362 | inline bool QString::contains(QLatin1String s, Qt::CaseSensitivity cs) const |
1363 | { return indexOf(s, 0, cs) != -1; } |
1364 | inline bool QString::contains(QChar c, Qt::CaseSensitivity cs) const |
1365 | { return indexOf(c, 0, cs) != -1; } |
1366 | inline bool QString::contains(QStringView s, Qt::CaseSensitivity cs) const noexcept |
1367 | { return indexOf(s, 0, cs) != -1; } |
1368 | |
1369 | #if QT_DEPRECATED_SINCE(5, 9) |
1370 | inline bool operator==(QString::Null, QString::Null) { return true; } |
1371 | QT_DEPRECATED_X("use QString::isNull()" ) |
1372 | inline bool operator==(QString::Null, const QString &s) { return s.isNull(); } |
1373 | QT_DEPRECATED_X("use QString::isNull()" ) |
1374 | inline bool operator==(const QString &s, QString::Null) { return s.isNull(); } |
1375 | inline bool operator!=(QString::Null, QString::Null) { return false; } |
1376 | QT_DEPRECATED_X("use !QString::isNull()" ) |
1377 | inline bool operator!=(QString::Null, const QString &s) { return !s.isNull(); } |
1378 | QT_DEPRECATED_X("use !QString::isNull()" ) |
1379 | inline bool operator!=(const QString &s, QString::Null) { return !s.isNull(); } |
1380 | #endif |
1381 | |
1382 | inline bool operator==(QLatin1String s1, QLatin1String s2) noexcept |
1383 | { return s1.size() == s2.size() && (!s1.size() || !memcmp(s1.latin1(), s2.latin1(), s1.size())); } |
1384 | inline bool operator!=(QLatin1String s1, QLatin1String s2) noexcept |
1385 | { return !operator==(s1, s2); } |
1386 | inline bool operator<(QLatin1String s1, QLatin1String s2) noexcept |
1387 | { |
1388 | const int len = qMin(s1.size(), s2.size()); |
1389 | const int r = len ? memcmp(s1.latin1(), s2.latin1(), len) : 0; |
1390 | return r < 0 || (r == 0 && s1.size() < s2.size()); |
1391 | } |
1392 | inline bool operator>(QLatin1String s1, QLatin1String s2) noexcept |
1393 | { return operator<(s2, s1); } |
1394 | inline bool operator<=(QLatin1String s1, QLatin1String s2) noexcept |
1395 | { return !operator>(s1, s2); } |
1396 | inline bool operator>=(QLatin1String s1, QLatin1String s2) noexcept |
1397 | { return !operator<(s1, s2); } |
1398 | |
1399 | inline bool QLatin1String::operator==(const QString &s) const noexcept |
1400 | { return s == *this; } |
1401 | inline bool QLatin1String::operator!=(const QString &s) const noexcept |
1402 | { return s != *this; } |
1403 | inline bool QLatin1String::operator>(const QString &s) const noexcept |
1404 | { return s < *this; } |
1405 | inline bool QLatin1String::operator<(const QString &s) const noexcept |
1406 | { return s > *this; } |
1407 | inline bool QLatin1String::operator>=(const QString &s) const noexcept |
1408 | { return s <= *this; } |
1409 | inline bool QLatin1String::operator<=(const QString &s) const noexcept |
1410 | { return s >= *this; } |
1411 | |
1412 | #if !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) |
1413 | inline bool QString::operator==(const char *s) const |
1414 | { return QString::compare_helper(constData(), size(), s, -1) == 0; } |
1415 | inline bool QString::operator!=(const char *s) const |
1416 | { return QString::compare_helper(constData(), size(), s, -1) != 0; } |
1417 | inline bool QString::operator<(const char *s) const |
1418 | { return QString::compare_helper(constData(), size(), s, -1) < 0; } |
1419 | inline bool QString::operator>(const char *s) const |
1420 | { return QString::compare_helper(constData(), size(), s, -1) > 0; } |
1421 | inline bool QString::operator<=(const char *s) const |
1422 | { return QString::compare_helper(constData(), size(), s, -1) <= 0; } |
1423 | inline bool QString::operator>=(const char *s) const |
1424 | { return QString::compare_helper(constData(), size(), s, -1) >= 0; } |
1425 | |
1426 | inline QT_ASCII_CAST_WARN bool operator==(const char *s1, const QString &s2) |
1427 | { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) == 0; } |
1428 | inline QT_ASCII_CAST_WARN bool operator!=(const char *s1, const QString &s2) |
1429 | { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) != 0; } |
1430 | inline QT_ASCII_CAST_WARN bool operator<(const char *s1, const QString &s2) |
1431 | { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) > 0; } |
1432 | inline QT_ASCII_CAST_WARN bool operator>(const char *s1, const QString &s2) |
1433 | { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) < 0; } |
1434 | inline QT_ASCII_CAST_WARN bool operator<=(const char *s1, const QString &s2) |
1435 | { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) >= 0; } |
1436 | inline QT_ASCII_CAST_WARN bool operator>=(const char *s1, const QString &s2) |
1437 | { return QString::compare_helper(s2.constData(), s2.size(), s1, -1) <= 0; } |
1438 | |
1439 | inline QT_ASCII_CAST_WARN bool operator==(const char *s1, QLatin1String s2) |
1440 | { return QString::fromUtf8(s1) == s2; } |
1441 | inline QT_ASCII_CAST_WARN bool operator!=(const char *s1, QLatin1String s2) |
1442 | { return QString::fromUtf8(s1) != s2; } |
1443 | inline QT_ASCII_CAST_WARN bool operator<(const char *s1, QLatin1String s2) |
1444 | { return (QString::fromUtf8(s1) < s2); } |
1445 | inline QT_ASCII_CAST_WARN bool operator>(const char *s1, QLatin1String s2) |
1446 | { return (QString::fromUtf8(s1) > s2); } |
1447 | inline QT_ASCII_CAST_WARN bool operator<=(const char *s1, QLatin1String s2) |
1448 | { return (QString::fromUtf8(s1) <= s2); } |
1449 | inline QT_ASCII_CAST_WARN bool operator>=(const char *s1, QLatin1String s2) |
1450 | { return (QString::fromUtf8(s1) >= s2); } |
1451 | |
1452 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator==(const char *s) const |
1453 | { return QString::fromUtf8(s) == *this; } |
1454 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator!=(const char *s) const |
1455 | { return QString::fromUtf8(s) != *this; } |
1456 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator<(const char *s) const |
1457 | { return QString::fromUtf8(s) > *this; } |
1458 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator>(const char *s) const |
1459 | { return QString::fromUtf8(s) < *this; } |
1460 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator<=(const char *s) const |
1461 | { return QString::fromUtf8(s) >= *this; } |
1462 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator>=(const char *s) const |
1463 | { return QString::fromUtf8(s) <= *this; } |
1464 | |
1465 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator==(const QByteArray &s) const |
1466 | { return QString::fromUtf8(s) == *this; } |
1467 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator!=(const QByteArray &s) const |
1468 | { return QString::fromUtf8(s) != *this; } |
1469 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator<(const QByteArray &s) const |
1470 | { return QString::fromUtf8(s) > *this; } |
1471 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator>(const QByteArray &s) const |
1472 | { return QString::fromUtf8(s) < *this; } |
1473 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator<=(const QByteArray &s) const |
1474 | { return QString::fromUtf8(s) >= *this; } |
1475 | inline QT_ASCII_CAST_WARN bool QLatin1String::operator>=(const QByteArray &s) const |
1476 | { return QString::fromUtf8(s) <= *this; } |
1477 | |
1478 | inline QT_ASCII_CAST_WARN bool QString::operator==(const QByteArray &s) const |
1479 | { return QString::compare_helper(constData(), size(), s.constData(), qstrnlen(s.constData(), s.size())) == 0; } |
1480 | inline QT_ASCII_CAST_WARN bool QString::operator!=(const QByteArray &s) const |
1481 | { return QString::compare_helper(constData(), size(), s.constData(), qstrnlen(s.constData(), s.size())) != 0; } |
1482 | inline QT_ASCII_CAST_WARN bool QString::operator<(const QByteArray &s) const |
1483 | { return QString::compare_helper(constData(), size(), s.constData(), s.size()) < 0; } |
1484 | inline QT_ASCII_CAST_WARN bool QString::operator>(const QByteArray &s) const |
1485 | { return QString::compare_helper(constData(), size(), s.constData(), s.size()) > 0; } |
1486 | inline QT_ASCII_CAST_WARN bool QString::operator<=(const QByteArray &s) const |
1487 | { return QString::compare_helper(constData(), size(), s.constData(), s.size()) <= 0; } |
1488 | inline QT_ASCII_CAST_WARN bool QString::operator>=(const QByteArray &s) const |
1489 | { return QString::compare_helper(constData(), size(), s.constData(), s.size()) >= 0; } |
1490 | |
1491 | inline bool QByteArray::operator==(const QString &s) const |
1492 | { return QString::compare_helper(s.constData(), s.size(), constData(), qstrnlen(constData(), size())) == 0; } |
1493 | inline bool QByteArray::operator!=(const QString &s) const |
1494 | { return QString::compare_helper(s.constData(), s.size(), constData(), qstrnlen(constData(), size())) != 0; } |
1495 | inline bool QByteArray::operator<(const QString &s) const |
1496 | { return QString::compare_helper(s.constData(), s.size(), constData(), size()) > 0; } |
1497 | inline bool QByteArray::operator>(const QString &s) const |
1498 | { return QString::compare_helper(s.constData(), s.size(), constData(), size()) < 0; } |
1499 | inline bool QByteArray::operator<=(const QString &s) const |
1500 | { return QString::compare_helper(s.constData(), s.size(), constData(), size()) >= 0; } |
1501 | inline bool QByteArray::operator>=(const QString &s) const |
1502 | { return QString::compare_helper(s.constData(), s.size(), constData(), size()) <= 0; } |
1503 | |
1504 | #endif // !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) |
1505 | |
1506 | #if !defined(QT_NO_CAST_TO_ASCII) && QT_DEPRECATED_SINCE(5, 15) |
1507 | inline QByteArray &QByteArray::append(const QString &s) |
1508 | { return append(s.toUtf8()); } |
1509 | inline QByteArray &QByteArray::insert(int i, const QString &s) |
1510 | { return insert(i, s.toUtf8()); } |
1511 | inline QByteArray &QByteArray::replace(char c, const QString &after) |
1512 | { return replace(c, after.toUtf8()); } |
1513 | inline QByteArray &QByteArray::replace(const QString &before, const char *after) |
1514 | { return replace(before.toUtf8(), after); } |
1515 | inline QByteArray &QByteArray::replace(const QString &before, const QByteArray &after) |
1516 | { return replace(before.toUtf8(), after); } |
1517 | inline QByteArray &QByteArray::operator+=(const QString &s) |
1518 | { return operator+=(s.toUtf8()); } |
1519 | inline int QByteArray::indexOf(const QString &s, int from) const |
1520 | { return indexOf(s.toUtf8(), from); } |
1521 | inline int QByteArray::lastIndexOf(const QString &s, int from) const |
1522 | { return lastIndexOf(s.toUtf8(), from); } |
1523 | #endif // !defined(QT_NO_CAST_TO_ASCII) && QT_DEPRECATED_SINCE(5, 15) |
1524 | |
1525 | #if !defined(QT_USE_FAST_OPERATOR_PLUS) && !defined(QT_USE_QSTRINGBUILDER) |
1526 | inline const QString operator+(const QString &s1, const QString &s2) |
1527 | { QString t(s1); t += s2; return t; } |
1528 | inline const QString operator+(const QString &s1, QChar s2) |
1529 | { QString t(s1); t += s2; return t; } |
1530 | inline const QString operator+(QChar s1, const QString &s2) |
1531 | { QString t(s1); t += s2; return t; } |
1532 | # if !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) |
1533 | inline QT_ASCII_CAST_WARN const QString operator+(const QString &s1, const char *s2) |
1534 | { QString t(s1); t += QString::fromUtf8(s2); return t; } |
1535 | inline QT_ASCII_CAST_WARN const QString operator+(const char *s1, const QString &s2) |
1536 | { QString t = QString::fromUtf8(s1); t += s2; return t; } |
1537 | inline QT_ASCII_CAST_WARN const QString operator+(char c, const QString &s) |
1538 | { QString t = s; t.prepend(QChar::fromLatin1(c)); return t; } |
1539 | inline QT_ASCII_CAST_WARN const QString operator+(const QString &s, char c) |
1540 | { QString t = s; t += QChar::fromLatin1(c); return t; } |
1541 | inline QT_ASCII_CAST_WARN const QString operator+(const QByteArray &ba, const QString &s) |
1542 | { QString t = QString::fromUtf8(ba); t += s; return t; } |
1543 | inline QT_ASCII_CAST_WARN const QString operator+(const QString &s, const QByteArray &ba) |
1544 | { QString t(s); t += QString::fromUtf8(ba); return t; } |
1545 | # endif // QT_NO_CAST_FROM_ASCII |
1546 | #endif // QT_USE_QSTRINGBUILDER |
1547 | |
1548 | inline std::string QString::toStdString() const |
1549 | { return toUtf8().toStdString(); } |
1550 | |
1551 | inline QString QString::fromStdString(const std::string &s) |
1552 | { return fromUtf8(s.data(), int(s.size())); } |
1553 | |
1554 | inline std::wstring QString::toStdWString() const |
1555 | { |
1556 | std::wstring str; |
1557 | str.resize(length()); |
1558 | #if __cplusplus >= 201703L |
1559 | str.resize(toWCharArray(str.data())); |
1560 | #else |
1561 | if (length()) |
1562 | str.resize(toWCharArray(&str.front())); |
1563 | #endif |
1564 | return str; |
1565 | } |
1566 | |
1567 | inline QString QString::fromStdWString(const std::wstring &s) |
1568 | { return fromWCharArray(s.data(), int(s.size())); } |
1569 | |
1570 | #if defined(Q_STDLIB_UNICODE_STRINGS) |
1571 | inline QString QString::fromStdU16String(const std::u16string &s) |
1572 | { return fromUtf16(s.data(), int(s.size())); } |
1573 | |
1574 | inline std::u16string QString::toStdU16String() const |
1575 | { return std::u16string(reinterpret_cast<const char16_t*>(utf16()), length()); } |
1576 | |
1577 | inline QString QString::fromStdU32String(const std::u32string &s) |
1578 | { return fromUcs4(s.data(), int(s.size())); } |
1579 | |
1580 | inline std::u32string QString::toStdU32String() const |
1581 | { |
1582 | std::u32string u32str(length(), char32_t(0)); |
1583 | int len = toUcs4_helper(d->data(), length(), reinterpret_cast<uint*>(&u32str[0])); |
1584 | u32str.resize(len); |
1585 | return u32str; |
1586 | } |
1587 | #endif |
1588 | |
1589 | #if !defined(QT_NO_DATASTREAM) || (defined(QT_BOOTSTRAPPED) && !defined(QT_BUILD_QMAKE)) |
1590 | Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QString &); |
1591 | Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QString &); |
1592 | #endif |
1593 | |
1594 | Q_DECLARE_SHARED(QString) |
1595 | Q_DECLARE_OPERATORS_FOR_FLAGS(QString::SectionFlags) |
1596 | |
1597 | |
1598 | class Q_CORE_EXPORT QStringRef { |
1599 | const QString *m_string; |
1600 | int m_position; |
1601 | int m_size; |
1602 | public: |
1603 | typedef QString::size_type size_type; |
1604 | typedef QString::value_type value_type; |
1605 | typedef const QChar *const_iterator; |
1606 | typedef std::reverse_iterator<const_iterator> const_reverse_iterator; |
1607 | typedef QString::const_pointer const_pointer; |
1608 | typedef QString::const_reference const_reference; |
1609 | |
1610 | // ### Qt 6: make this constructor constexpr, after the destructor is made trivial |
1611 | inline QStringRef() : m_string(nullptr), m_position(0), m_size(0) {} |
1612 | inline QStringRef(const QString *string, int position, int size); |
1613 | inline QStringRef(const QString *string); |
1614 | |
1615 | #if QT_VERSION < QT_VERSION_CHECK(6,0,0) |
1616 | // ### Qt 6: remove all of these, the implicit ones are fine |
1617 | QStringRef(const QStringRef &other) noexcept |
1618 | :m_string(other.m_string), m_position(other.m_position), m_size(other.m_size) |
1619 | {} |
1620 | QStringRef(QStringRef &&other) noexcept : m_string(other.m_string), m_position(other.m_position), m_size(other.m_size) {} |
1621 | QStringRef &operator=(QStringRef &&other) noexcept { return *this = other; } |
1622 | QStringRef &operator=(const QStringRef &other) noexcept |
1623 | { |
1624 | m_string = other.m_string; m_position = other.m_position; |
1625 | m_size = other.m_size; return *this; |
1626 | } |
1627 | inline ~QStringRef(){} |
1628 | #endif // Qt < 6.0.0 |
1629 | |
1630 | inline const QString *string() const { return m_string; } |
1631 | inline int position() const { return m_position; } |
1632 | inline int size() const { return m_size; } |
1633 | inline int count() const { return m_size; } |
1634 | inline int length() const { return m_size; } |
1635 | |
1636 | #if QT_STRINGVIEW_LEVEL < 2 |
1637 | int indexOf(const QString &str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1638 | int indexOf(const QStringRef &str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1639 | #endif |
1640 | Q_REQUIRED_RESULT int indexOf(QStringView s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
1641 | { return int(QtPrivate::findString(*this, from, s, cs)); } // ### Qt6: qsizetype |
1642 | int indexOf(QChar ch, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1643 | int indexOf(QLatin1String str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1644 | #if QT_STRINGVIEW_LEVEL < 2 |
1645 | int lastIndexOf(const QStringRef &str, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1646 | int lastIndexOf(const QString &str, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1647 | #endif |
1648 | int lastIndexOf(QChar ch, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1649 | int lastIndexOf(QLatin1String str, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1650 | Q_REQUIRED_RESULT int lastIndexOf(QStringView s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
1651 | { return int(QtPrivate::lastIndexOf(*this, from, s, cs)); } // ### Qt6: qsizetype |
1652 | |
1653 | #if QT_STRINGVIEW_LEVEL < 2 |
1654 | inline bool contains(const QString &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1655 | inline bool contains(const QStringRef &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1656 | #endif |
1657 | inline bool contains(QChar ch, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1658 | inline bool contains(QLatin1String str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1659 | inline bool contains(QStringView str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; |
1660 | |
1661 | int count(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1662 | int count(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1663 | int count(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1664 | |
1665 | #if QT_DEPRECATED_SINCE(5, 15) |
1666 | Q_REQUIRED_RESULT QT_DEPRECATED_VERSION_X_5_15("Use Qt::SplitBehavior variant instead" ) |
1667 | QVector<QStringRef> split(const QString &sep, QString::SplitBehavior behavior, |
1668 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1669 | Q_REQUIRED_RESULT QT_DEPRECATED_VERSION_X_5_15("Use Qt::SplitBehavior variant instead" ) |
1670 | QVector<QStringRef> split(QChar sep, QString::SplitBehavior behavior, |
1671 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1672 | #endif // 5.15 deprecations |
1673 | |
1674 | Q_REQUIRED_RESULT |
1675 | QVector<QStringRef> split(const QString &sep, Qt::SplitBehavior behavior = Qt::KeepEmptyParts, |
1676 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1677 | Q_REQUIRED_RESULT |
1678 | QVector<QStringRef> split(QChar sep, Qt::SplitBehavior behavior = Qt::KeepEmptyParts, |
1679 | Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1680 | |
1681 | Q_REQUIRED_RESULT QStringRef left(int n) const; |
1682 | Q_REQUIRED_RESULT QStringRef right(int n) const; |
1683 | Q_REQUIRED_RESULT QStringRef mid(int pos, int n = -1) const; |
1684 | Q_REQUIRED_RESULT QStringRef chopped(int n) const |
1685 | { Q_ASSERT(n >= 0); Q_ASSERT(n <= size()); return left(size() - n); } |
1686 | |
1687 | void truncate(int pos) noexcept { m_size = qBound(0, pos, m_size); } |
1688 | void chop(int n) noexcept |
1689 | { |
1690 | if (n >= m_size) |
1691 | m_size = 0; |
1692 | else if (n > 0) |
1693 | m_size -= n; |
1694 | } |
1695 | |
1696 | bool isRightToLeft() const; |
1697 | |
1698 | Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
1699 | { return QtPrivate::startsWith(*this, s, cs); } |
1700 | bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1701 | bool startsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1702 | #if QT_STRINGVIEW_LEVEL < 2 |
1703 | bool startsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1704 | bool startsWith(const QStringRef &c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1705 | #endif |
1706 | |
1707 | Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept |
1708 | { return QtPrivate::endsWith(*this, s, cs); } |
1709 | bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1710 | bool endsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1711 | #if QT_STRINGVIEW_LEVEL < 2 |
1712 | bool endsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1713 | bool endsWith(const QStringRef &c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; |
1714 | #endif |
1715 | |
1716 | inline QStringRef &operator=(const QString *string); |
1717 | |
1718 | inline const QChar *unicode() const |
1719 | { |
1720 | if (!m_string) |
1721 | return reinterpret_cast<const QChar *>(QString::Data::sharedNull()->data()); |
1722 | return m_string->unicode() + m_position; |
1723 | } |
1724 | inline const QChar *data() const { return unicode(); } |
1725 | inline const QChar *constData() const { return unicode(); } |
1726 | |
1727 | inline const_iterator begin() const { return unicode(); } |
1728 | inline const_iterator cbegin() const { return unicode(); } |
1729 | inline const_iterator constBegin() const { return unicode(); } |
1730 | inline const_iterator end() const { return unicode() + size(); } |
1731 | inline const_iterator cend() const { return unicode() + size(); } |
1732 | inline const_iterator constEnd() const { return unicode() + size(); } |
1733 | inline const_reverse_iterator rbegin() const { return const_reverse_iterator(end()); } |
1734 | inline const_reverse_iterator crbegin() const { return rbegin(); } |
1735 | inline const_reverse_iterator rend() const { return const_reverse_iterator(begin()); } |
1736 | inline const_reverse_iterator crend() const { return rend(); } |
1737 | |
1738 | #if QT_DEPRECATED_SINCE(5, 0) |
1739 | Q_REQUIRED_RESULT QT_DEPRECATED QByteArray toAscii() const |
1740 | { return toLatin1(); } |
1741 | #endif |
1742 | Q_REQUIRED_RESULT QByteArray toLatin1() const; |
1743 | Q_REQUIRED_RESULT QByteArray toUtf8() const; |
1744 | Q_REQUIRED_RESULT QByteArray toLocal8Bit() const; |
1745 | Q_REQUIRED_RESULT QVector<uint> toUcs4() const; |
1746 | |
1747 | inline void clear() { m_string = nullptr; m_position = m_size = 0; } |
1748 | QString toString() const; |
1749 | inline bool isEmpty() const { return m_size == 0; } |
1750 | inline bool isNull() const { return m_string == nullptr || m_string->isNull(); } |
1751 | |
1752 | QStringRef appendTo(QString *string) const; |
1753 | |
1754 | inline const QChar at(int i) const |
1755 | { Q_ASSERT(uint(i) < uint(size())); return m_string->at(i + m_position); } |
1756 | QChar operator[](int i) const { return at(i); } |
1757 | Q_REQUIRED_RESULT QChar front() const { return at(0); } |
1758 | Q_REQUIRED_RESULT QChar back() const { return at(size() - 1); } |
1759 | |
1760 | #if !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) |
1761 | // ASCII compatibility |
1762 | inline QT_ASCII_CAST_WARN bool operator==(const char *s) const; |
1763 | inline QT_ASCII_CAST_WARN bool operator!=(const char *s) const; |
1764 | inline QT_ASCII_CAST_WARN bool operator<(const char *s) const; |
1765 | inline QT_ASCII_CAST_WARN bool operator<=(const char *s) const; |
1766 | inline QT_ASCII_CAST_WARN bool operator>(const char *s) const; |
1767 | inline QT_ASCII_CAST_WARN bool operator>=(const char *s) const; |
1768 | #endif |
1769 | |
1770 | int compare(< |
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