/usr/include/x86_64-linux-gnu/qt5/QtScript/qscriptengine.h is in qtscript5-dev 5.7.1~20161021+dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 | /****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtScript module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL-ONLY$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you have questions regarding the use of this file, please contact
** us via http://www.qt.io/contact-us/.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSCRIPTENGINE_H
#define QSCRIPTENGINE_H
#include <QtCore/qmetatype.h>
#include <QtCore/qvariant.h>
#include <QtCore/qsharedpointer.h>
#ifndef QT_NO_QOBJECT
#include <QtCore/qobject.h>
#else
#include <QtCore/qobjectdefs.h>
#endif
#include <QtScript/qscriptvalue.h>
#include <QtScript/qscriptcontext.h>
#include <QtScript/qscriptstring.h>
#include <QtScript/qscriptprogram.h>
QT_BEGIN_NAMESPACE
class QDateTime;
class QScriptClass;
class QScriptEngineAgent;
class QScriptEnginePrivate;
#ifndef QT_NO_QOBJECT
template <class T>
inline QScriptValue qscriptQMetaObjectConstructor(QScriptContext *, QScriptEngine *, T *)
{
return QScriptValue();
}
#endif // QT_NO_QOBJECT
#ifndef QT_NO_REGEXP
class QRegExp;
#endif
template <typename T>
inline QScriptValue qScriptValueFromValue(QScriptEngine *, const T &);
template <typename T>
inline T qscriptvalue_cast(const QScriptValue &);
class QScriptSyntaxCheckResultPrivate;
class Q_SCRIPT_EXPORT QScriptSyntaxCheckResult
{
public:
enum State {
Error,
Intermediate,
Valid
};
QScriptSyntaxCheckResult(const QScriptSyntaxCheckResult &other);
~QScriptSyntaxCheckResult();
State state() const;
int errorLineNumber() const;
int errorColumnNumber() const;
QString errorMessage() const;
QScriptSyntaxCheckResult &operator=(const QScriptSyntaxCheckResult &other);
private:
QScriptSyntaxCheckResult();
QScriptSyntaxCheckResult(QScriptSyntaxCheckResultPrivate *d);
QExplicitlySharedDataPointer<QScriptSyntaxCheckResultPrivate> d_ptr;
Q_DECLARE_PRIVATE(QScriptSyntaxCheckResult)
friend class QScriptEngine;
friend class QScriptEnginePrivate;
};
class Q_SCRIPT_EXPORT QScriptEngine
#ifndef QT_NO_QOBJECT
: public QObject
#endif
{
#ifndef QT_NO_QOBJECT
Q_OBJECT
#endif
public:
enum ValueOwnership {
QtOwnership,
ScriptOwnership,
AutoOwnership
};
enum QObjectWrapOption {
ExcludeChildObjects = 0x0001,
ExcludeSuperClassMethods = 0x0002,
ExcludeSuperClassProperties = 0x0004,
ExcludeSuperClassContents = 0x0006,
SkipMethodsInEnumeration = 0x0008,
ExcludeDeleteLater = 0x0010,
ExcludeSlots = 0x0020,
AutoCreateDynamicProperties = 0x0100,
PreferExistingWrapperObject = 0x0200
};
Q_DECLARE_FLAGS(QObjectWrapOptions, QObjectWrapOption)
QScriptEngine();
#ifndef QT_NO_QOBJECT
explicit QScriptEngine(QObject *parent);
#endif
virtual ~QScriptEngine();
QScriptValue globalObject() const;
void setGlobalObject(const QScriptValue &object);
QScriptContext *currentContext() const;
QScriptContext *pushContext();
void popContext();
bool canEvaluate(const QString &program) const;
static QScriptSyntaxCheckResult checkSyntax(const QString &program);
QScriptValue evaluate(const QString &program, const QString &fileName = QString(), int lineNumber = 1);
QScriptValue evaluate(const QScriptProgram &program);
bool isEvaluating() const;
void abortEvaluation(const QScriptValue &result = QScriptValue());
bool hasUncaughtException() const;
QScriptValue uncaughtException() const;
int uncaughtExceptionLineNumber() const;
QStringList uncaughtExceptionBacktrace() const;
void clearExceptions();
QScriptValue nullValue();
QScriptValue undefinedValue();
typedef QScriptValue (*FunctionSignature)(QScriptContext *, QScriptEngine *);
typedef QScriptValue (*FunctionWithArgSignature)(QScriptContext *, QScriptEngine *, void *);
QScriptValue newFunction(FunctionSignature signature, int length = 0);
QScriptValue newFunction(FunctionSignature signature, const QScriptValue &prototype, int length = 0);
QScriptValue newFunction(FunctionWithArgSignature signature, void *arg);
QScriptValue newVariant(const QVariant &value);
QScriptValue newVariant(const QScriptValue &object, const QVariant &value);
#ifndef QT_NO_REGEXP
QScriptValue newRegExp(const QRegExp ®exp);
#endif
QScriptValue newObject();
QScriptValue newObject(QScriptClass *scriptClass, const QScriptValue &data = QScriptValue());
QScriptValue newArray(uint length = 0);
QScriptValue newRegExp(const QString &pattern, const QString &flags);
QScriptValue newDate(qsreal value);
QScriptValue newDate(const QDateTime &value);
QScriptValue newActivationObject();
#ifndef QT_NO_QOBJECT
QScriptValue newQObject(QObject *object, ValueOwnership ownership = QtOwnership,
const QObjectWrapOptions &options = QObjectWrapOptions());
QScriptValue newQObject(const QScriptValue &scriptObject, QObject *qtObject,
ValueOwnership ownership = QtOwnership,
const QObjectWrapOptions &options = QObjectWrapOptions());
QScriptValue newQMetaObject(const QMetaObject *metaObject, const QScriptValue &ctor = QScriptValue());
template <class T> QScriptValue scriptValueFromQMetaObject();
#endif // QT_NO_QOBJECT
QScriptValue defaultPrototype(int metaTypeId) const;
void setDefaultPrototype(int metaTypeId, const QScriptValue &prototype);
typedef QScriptValue (*MarshalFunction)(QScriptEngine *, const void *);
typedef void (*DemarshalFunction)(const QScriptValue &, void *);
template <typename T>
inline QScriptValue toScriptValue(const T &value)
{
return qScriptValueFromValue(this, value);
}
template <typename T>
inline T fromScriptValue(const QScriptValue &value)
{
return qscriptvalue_cast<T>(value);
}
void installTranslatorFunctions(const QScriptValue &object = QScriptValue());
QScriptValue importExtension(const QString &extension);
QStringList availableExtensions() const;
QStringList importedExtensions() const;
void collectGarbage();
void reportAdditionalMemoryCost(int size);
void setProcessEventsInterval(int interval);
int processEventsInterval() const;
void setAgent(QScriptEngineAgent *agent);
QScriptEngineAgent *agent() const;
QScriptString toStringHandle(const QString &str);
QScriptValue toObject(const QScriptValue &value);
QScriptValue objectById(qint64 id) const;
#ifndef QT_NO_QOBJECT
Q_SIGNALS:
void signalHandlerException(const QScriptValue &exception);
#endif
private:
QScriptValue create(int type, const void *ptr);
bool convert(const QScriptValue &value, int type, void *ptr);
static bool convertV2(const QScriptValue &value, int type, void *ptr);
void registerCustomType(int type, MarshalFunction mf, DemarshalFunction df,
const QScriptValue &prototype);
friend inline void qScriptRegisterMetaType_helper(QScriptEngine *,
int, MarshalFunction, DemarshalFunction, const QScriptValue &);
friend inline QScriptValue qScriptValueFromValue_helper(QScriptEngine *, int, const void *);
friend inline bool qscriptvalue_cast_helper(const QScriptValue &, int, void *);
protected:
#ifdef QT_NO_QOBJECT
QScopedPointer<QScriptEnginePrivate> d_ptr;
QScriptEngine(QScriptEnginePrivate &dd);
#else
explicit QScriptEngine(QScriptEnginePrivate &dd, QObject *parent = Q_NULLPTR);
#endif
private:
Q_DECLARE_PRIVATE(QScriptEngine)
Q_DISABLE_COPY(QScriptEngine)
#ifndef QT_NO_QOBJECT
Q_PRIVATE_SLOT(d_func(), void _q_objectDestroyed(QObject *))
#endif
};
#ifndef QT_NO_QOBJECT
#define Q_SCRIPT_DECLARE_QMETAOBJECT(T, _Arg1) \
template<> inline QScriptValue qscriptQMetaObjectConstructor<T>(QScriptContext *ctx, QScriptEngine *eng, T *) \
{ \
_Arg1 arg1 = qscriptvalue_cast<_Arg1> (ctx->argument(0)); \
T* t = new T(arg1); \
if (ctx->isCalledAsConstructor()) \
return eng->newQObject(ctx->thisObject(), t, QScriptEngine::AutoOwnership); \
QScriptValue o = eng->newQObject(t, QScriptEngine::AutoOwnership); \
o.setPrototype(ctx->callee().property(QString::fromLatin1("prototype"))); \
return o; \
}
template <class T> QScriptValue QScriptEngine::scriptValueFromQMetaObject()
{
typedef QScriptValue(*ConstructPtr)(QScriptContext *, QScriptEngine *, T *);
ConstructPtr cptr = qscriptQMetaObjectConstructor<T>;
return newQMetaObject(&T::staticMetaObject,
newFunction(reinterpret_cast<FunctionWithArgSignature>(cptr), 0));
}
#ifdef QT_DEPRECATED
template <class T>
inline QT_DEPRECATED QScriptValue qScriptValueFromQMetaObject(
QScriptEngine *engine
#ifndef qdoc
, T * /* dummy */ = 0
#endif
)
{
return engine->scriptValueFromQMetaObject<T>();
}
#endif
#endif // QT_NO_QOBJECT
inline QScriptValue qScriptValueFromValue_helper(QScriptEngine *engine, int type, const void *ptr)
{
if (!engine)
return QScriptValue();
return engine->create(type, ptr);
}
template <typename T>
inline QScriptValue qScriptValueFromValue(QScriptEngine *engine, const T &t)
{
return qScriptValueFromValue_helper(engine, qMetaTypeId<T>(), &t);
}
template <>
inline QScriptValue qScriptValueFromValue<QVariant>(QScriptEngine *engine, const QVariant &v)
{
return qScriptValueFromValue_helper(engine, v.userType(), v.data());
}
inline bool qscriptvalue_cast_helper(const QScriptValue &value, int type, void *ptr)
{
return QScriptEngine::convertV2(value, type, ptr);
}
template<typename T>
T qscriptvalue_cast(const QScriptValue &value)
{
T t;
const int id = qMetaTypeId<T>();
if (qscriptvalue_cast_helper(value, id, &t))
return t;
else if (value.isVariant())
return qvariant_cast<T>(value.toVariant());
return T();
}
template <>
inline QVariant qscriptvalue_cast<QVariant>(const QScriptValue &value)
{
return value.toVariant();
}
#ifdef QT_DEPRECATED
template <typename T>
inline QT_DEPRECATED T qScriptValueToValue(const QScriptValue &value)
{
return qscriptvalue_cast<T>(value);
}
#endif
inline void qScriptRegisterMetaType_helper(QScriptEngine *eng, int type,
QScriptEngine::MarshalFunction mf,
QScriptEngine::DemarshalFunction df,
const QScriptValue &prototype)
{
eng->registerCustomType(type, mf, df, prototype);
}
template<typename T>
int qScriptRegisterMetaType(
QScriptEngine *eng,
QScriptValue (*toScriptValue)(QScriptEngine *, const T &t),
void (*fromScriptValue)(const QScriptValue &, T &t),
const QScriptValue &prototype = QScriptValue()
#ifndef qdoc
, T * /* dummy */ = 0
#endif
)
{
const int id = qRegisterMetaType<T>(); // make sure it's registered
qScriptRegisterMetaType_helper(
eng, id, reinterpret_cast<QScriptEngine::MarshalFunction>(toScriptValue),
reinterpret_cast<QScriptEngine::DemarshalFunction>(fromScriptValue),
prototype);
return id;
}
template <class Container>
QScriptValue qScriptValueFromSequence(QScriptEngine *eng, const Container &cont)
{
QScriptValue a = eng->newArray();
typename Container::const_iterator begin = cont.begin();
typename Container::const_iterator end = cont.end();
typename Container::const_iterator it;
quint32 i;
for (it = begin, i = 0; it != end; ++it, ++i)
a.setProperty(i, eng->toScriptValue(*it));
return a;
}
template <class Container>
void qScriptValueToSequence(const QScriptValue &value, Container &cont)
{
quint32 len = value.property(QLatin1String("length")).toUInt32();
for (quint32 i = 0; i < len; ++i) {
QScriptValue item = value.property(i);
cont.push_back(qscriptvalue_cast<typename Container::value_type>(item));
}
}
template<typename T>
int qScriptRegisterSequenceMetaType(
QScriptEngine *engine,
const QScriptValue &prototype = QScriptValue()
#ifndef qdoc
, T * /* dummy */ = 0
#endif
)
{
return qScriptRegisterMetaType<T>(engine, qScriptValueFromSequence,
qScriptValueToSequence, prototype);
}
#ifndef QT_NO_QOBJECT
Q_SCRIPT_EXPORT bool qScriptConnect(QObject *sender, const char *signal,
const QScriptValue &receiver,
const QScriptValue &function);
Q_SCRIPT_EXPORT bool qScriptDisconnect(QObject *sender, const char *signal,
const QScriptValue &receiver,
const QScriptValue &function);
#endif // QT_NO_QOBJECT
Q_DECLARE_OPERATORS_FOR_FLAGS(QScriptEngine::QObjectWrapOptions)
QT_END_NAMESPACE
#endif // QSCRIPTENGINE_H
|