Mercurial > projects > qtd
comparison d1/qt/QGlobal.d @ 311:8674fd5f34f4 lifetime
Added d1/d2 top directories
author | maxter <spambox@d-coding.com> |
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date | Wed, 23 Dec 2009 16:17:22 +0200 |
parents | |
children | 80b52f5e97b6 |
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1 module qt.QGlobal; | |
2 | |
3 public import qt.qtd.Str; | |
4 public import qt.QDefines; | |
5 | |
6 version (D_Version2) | |
7 { | |
8 import std.stdio; | |
9 package import std.c.stdlib, | |
10 core.memory; | |
11 } | |
12 else | |
13 { | |
14 import tango.io.Stdout; | |
15 import tango.core.Thread; | |
16 | |
17 void writeln(string s) | |
18 { | |
19 Stdout(s).newline; | |
20 } | |
21 package import tango.stdc.stdlib, | |
22 tango.core.Memory; | |
23 } | |
24 | |
25 private enum : size_t { stackSize = 1024 * 1024 } | |
26 | |
27 final class StackAlloc | |
28 { | |
29 alias typeof(this) This; | |
30 private void* _data; | |
31 | |
32 private static size_t align16(size_t size) | |
33 { | |
34 return size + 16 - (size - size & ~15); | |
35 } | |
36 | |
37 this(size_t size) | |
38 { | |
39 _data = (new void[size]).ptr; | |
40 } | |
41 | |
42 void* alloc(size_t size) | |
43 { | |
44 void* res = _data; | |
45 _data += align16(size); | |
46 return res; | |
47 } | |
48 | |
49 void free(size_t size) | |
50 { | |
51 _data -= align16(size); | |
52 } | |
53 } | |
54 | |
55 version (D_Version2) | |
56 { | |
57 StackAlloc __stackAlloc() | |
58 { | |
59 static StackAlloc instance; // thread-local instance | |
60 // COMPILER BUG: No thread-local static constructors, Using lazy construction | |
61 if (!instance) | |
62 instance = new StackAlloc(stackSize); | |
63 return instance; | |
64 } | |
65 } | |
66 else | |
67 { | |
68 private static ThreadLocal!(StackAlloc) stackAllocInst; | |
69 | |
70 static this() | |
71 { | |
72 stackAllocInst = new ThreadLocal!(StackAlloc); | |
73 } | |
74 | |
75 static StackAlloc __stackAlloc() | |
76 { | |
77 auto res = stackAllocInst.val; | |
78 if (!res) | |
79 { | |
80 res = new StackAlloc(stackSize); | |
81 stackAllocInst.val = res; | |
82 } | |
83 return res; | |
84 } | |
85 } | |
86 | |
87 T static_cast(T, U)(U obj) | |
88 { | |
89 return cast(T)cast(void*)obj; | |
90 } | |
91 | |
92 template QT_BEGIN_NAMESPACE() { | |
93 } | |
94 | |
95 template QT_END_NAMESPACE() { | |
96 } | |
97 | |
98 template QT_BEGIN_HEADER() { | |
99 } | |
100 | |
101 template QT_END_HEADER() { | |
102 } | |
103 | |
104 mixin QT_BEGIN_HEADER; | |
105 mixin QT_BEGIN_NAMESPACE; | |
106 | |
107 extern(C) void qtd_dummy() {} | |
108 // Defined in QtdObject.d | |
109 extern(C) void qtd_delete_d_object(void* dPtr); | |
110 | |
111 version(cpp_shared) | |
112 { | |
113 extern (C) void qtd_core_initCallBacks(void* toUtf8, void* dummy, void* del_d_obj); | |
114 static this() { | |
115 qtd_core_initCallBacks(&qtd_toUtf8, &qtd_dummy, &qtd_delete_d_object); | |
116 } | |
117 } | |
118 | |
119 string tr(string arg) { | |
120 return arg; | |
121 } | |
122 | |
123 /* | |
124 can be used like #if (QT_VERSION >= QT_VERSION_CHECK(4, 4, 0)) | |
125 */ | |
126 bool QT_VERSION_CHECK( ushort major, ushort minor, ushort patch ) | |
127 { | |
128 return cast(bool)((major<<16)|(minor<<8)|(patch)); | |
129 } | |
130 //TODO(katrina) get this from the C++ side | |
131 const char[] QT_PACKAGEDATE_STR = "2008-09-27"; | |
132 //TODO(katrina) get this from the C++ side | |
133 const char[] QT_PACKAGE_TAG = "gc9953de622c6a0f655322e0d9f5bd6dc2803b470"; | |
134 | |
135 /* | |
136 Size-dependent types (architechture-dependent byte order) | |
137 | |
138 Make sure to update QMetaType when changing these typedefs | |
139 */ | |
140 | |
141 alias char qint8; /* 8 bit signed */ | |
142 alias char quint8; /* 8 bit unsigned */ | |
143 alias short qint16; /* 16 bit signed */ | |
144 alias ushort quint16; /* 16 bit unsigned */ | |
145 alias int qint32; /* 32 bit signed */ | |
146 alias uint quint32; /* 32 bit unsigned */ | |
147 alias long qint64; /* 64 bit signed */ | |
148 alias ulong quint64; /* 64 bit unsigned */ | |
149 | |
150 version (X86) | |
151 { | |
152 alias quint32 quintptr; | |
153 alias qint32 qptrdiff; | |
154 } | |
155 else version (X86_64) | |
156 { | |
157 alias quint64 quintptr; | |
158 alias qint64 qptrdiff; | |
159 } | |
160 | |
161 const byte QT_POINTER_SIZE = 8; | |
162 | |
163 alias int QNoImplicitBoolCast; | |
164 | |
165 alias double qreal; | |
166 | |
167 | |
168 /* | |
169 Utility macros and inline functions | |
170 TODO(katrina) see if we need to do anything to make these | |
171 able to be evaluated at compile time | |
172 */ | |
173 | |
174 T qAbs(T)(T t) { return t >= 0 ? t : -t; } | |
175 | |
176 int qRound(qreal d) | |
177 { return d >= 0.0 ? cast(int)(d + 0.5) : cast(int)(d - cast(int)(d-1) + 0.5) + cast(int)(d-1); } | |
178 | |
179 qint64 qRound64(qreal d) | |
180 { return d >= 0.0 ? cast(qint64)(d + 0.5) : cast(qint64)(d - cast(qint64)(d-1) + 0.5) + cast(qint64)(d-1); } | |
181 | |
182 T qMin(T)(T a,T b) { if (a < b) return a; return b; } | |
183 T qMax(T)(T a, T b) { if (a < b) return b; return a; } | |
184 T qBound(T)(T min, T val,T max) { return qMax(min, qMin(max, val)); } | |
185 | |
186 /* | |
187 Data stream functions are provided by many classes (defined in qdatastream.h) | |
188 */ | |
189 | |
190 //class QDataStream; | |
191 | |
192 /* | |
193 System information | |
194 */ | |
195 | |
196 class QSysInfo { | |
197 public: | |
198 enum Sizes { | |
199 WordSize = ((void *).sizeof<<3) | |
200 }; | |
201 | |
202 enum Endian { | |
203 BigEndian, | |
204 LittleEndian, | |
205 ByteOrder = BigEndian | |
206 }; | |
207 /* needed to bootstrap qmake */ | |
208 static const int ByteOrder; | |
209 | |
210 enum WinVersion { | |
211 WV_32s = 0x0001, | |
212 WV_95 = 0x0002, | |
213 WV_98 = 0x0003, | |
214 WV_Me = 0x0004, | |
215 WV_DOS_based= 0x000f, | |
216 | |
217 WV_NT = 0x0010, | |
218 WV_2000 = 0x0020, | |
219 WV_XP = 0x0030, | |
220 WV_2003 = 0x0040, | |
221 WV_VISTA = 0x0080, | |
222 WV_NT_based = 0x00f0, | |
223 | |
224 WV_CE = 0x0100, | |
225 WV_CENET = 0x0200, | |
226 WV_CE_5 = 0x0300, | |
227 WV_CE_6 = 0x0400, | |
228 WV_CE_based = 0x0f00 | |
229 }; | |
230 static const WinVersion WindowsVersion; | |
231 static WinVersion windowsVersion(); | |
232 | |
233 enum MacVersion { | |
234 MV_Unknown = 0x0000, | |
235 | |
236 /* version */ | |
237 MV_9 = 0x0001, | |
238 MV_10_0 = 0x0002, | |
239 MV_10_1 = 0x0003, | |
240 MV_10_2 = 0x0004, | |
241 MV_10_3 = 0x0005, | |
242 MV_10_4 = 0x0006, | |
243 MV_10_5 = 0x0007, | |
244 | |
245 /* codenames */ | |
246 MV_CHEETAH = MV_10_0, | |
247 MV_PUMA = MV_10_1, | |
248 MV_JAGUAR = MV_10_2, | |
249 MV_PANTHER = MV_10_3, | |
250 MV_TIGER = MV_10_4, | |
251 MV_LEOPARD = MV_10_5 | |
252 }; | |
253 static const MacVersion MacintoshVersion; | |
254 }; | |
255 | |
256 | |
257 extern(C) stringz qtd_qVersion(); | |
258 /// | |
259 string qVersion() | |
260 { | |
261 return fromStringz(qtd_qVersion); | |
262 } | |
263 | |
264 extern(C) bool qtd_qSharedBuild(); | |
265 /// | |
266 bool qSharedBuild() | |
267 { | |
268 return qtd_qSharedBuild; | |
269 } | |
270 | |
271 /// | |
272 int qMacVersion() { return QSysInfo.MacintoshVersion; } | |
273 | |
274 /// | |
275 void qUnused(T)(T x) { cast(void) x; } | |
276 /// | |
277 void Q_UNUSED(T)(T x) { qUnused(x); } | |
278 | |
279 /* | |
280 Debugging and error handling | |
281 */ | |
282 | |
283 //class QString; | |
284 //char[] qPrintable(QString string) { string.toLocal8Bit().constData(); } | |
285 //TODO(katrina) These should probably actually call into the c++ functions | |
286 void qDebug(string str) /* print debug message */ | |
287 { writeln(str); } | |
288 | |
289 extern (C) void Qt_qWarning( char * ); | |
290 | |
291 void qWarning(char[] str) /* print warning message */ | |
292 { writeln(str); } | |
293 | |
294 //QString qt_error_string(int errorCode = -1); | |
295 void qCritical(char[] str) /* print critical message */ | |
296 { writeln(str); } | |
297 | |
298 /* | |
299 Forward declarations only. | |
300 | |
301 In order to use the qDebug() stream, you must #include<QDebug> | |
302 */ | |
303 //class QDebug; | |
304 //class QNoDebug; | |
305 //QDebug qDebug(); | |
306 //QDebug qWarning(); | |
307 //QDebug qCritical(); | |
308 | |
309 void qt_noop() {} | |
310 //TODO(katrina) Implement these | |
311 void qt_assert(char[] assertion, char[] file, int line); | |
312 | |
313 void qt_assert_x(char[] where, char[] what, char[] file, int line); | |
314 | |
315 void qt_check_pointer(char[], int); | |
316 | |
317 enum QtMsgType { QtDebugMsg, QtWarningMsg, QtCriticalMsg, QtFatalMsg, QtSystemMsg = QtCriticalMsg }; | |
318 | |
319 void qt_message_output(QtMsgType, char[] buf); | |
320 //class QtMsgHandler; | |
321 //QtMsgHandler qInstallMsgHandler(QtMsgHandler); | |
322 | |
323 // forward declaration, since qatomic.h needs qglobal.h | |
324 class QBasicAtomicPointer(T); | |
325 | |
326 // POD for Q_GLOBAL_STATIC | |
327 class QGlobalStatic(T) | |
328 { | |
329 public: | |
330 QBasicAtomicPointer!(T) pointer; | |
331 bool destroyed; | |
332 }; | |
333 | |
334 // Created as a function-local static to delete a QGlobalStatic<T> | |
335 class QGlobalStaticDeleter(T) | |
336 { | |
337 public: | |
338 QGlobalStatic!(T) globalStatic; | |
339 this(QGlobalStatic!(T) _globalStatic) { | |
340 globalStatic(_globalStatic); | |
341 } | |
342 | |
343 ~this() | |
344 { | |
345 delete globalStatic.pointer; | |
346 globalStatic.pointer = 0; | |
347 globalStatic.destroyed = true; | |
348 } | |
349 }; | |
350 | |
351 class QBool | |
352 { | |
353 bool b; | |
354 | |
355 public: | |
356 this(bool B) { b = B; } | |
357 // void *() const | |
358 // { return b ? static_cast<const void *>(this) : static_cast<const void *>(0); } | |
359 } | |
360 | |
361 bool qFuzzyCompare(double p1, double p2) | |
362 { | |
363 return (qAbs(p1 - p2) <= 0.000000000001 * qMin(qAbs(p1), qAbs(p2))); | |
364 } | |
365 | |
366 bool qFuzzyCompare(float p1, float p2) | |
367 { | |
368 return (qAbs(p1 - p2) <= 0.00001f * qMin(qAbs(p1), qAbs(p2))); | |
369 } | |
370 | |
371 /* | |
372 This function tests a double for a null value. It doesn't | |
373 check whether the actual value is 0 or close to 0, but whether | |
374 it is binary 0. | |
375 */ | |
376 bool qIsNull(double d) | |
377 { | |
378 union U { | |
379 double d; | |
380 quint64 u; | |
381 }; | |
382 U val; | |
383 val.d = d; | |
384 return val.u == cast(quint64)(0); | |
385 } | |
386 | |
387 /* | |
388 This function tests a float for a null value. It doesn't | |
389 check whether the actual value is 0 or close to 0, but whether | |
390 it is binary 0. | |
391 */ | |
392 bool qIsNull(float f) | |
393 { | |
394 union U { | |
395 float f; | |
396 quint32 u; | |
397 }; | |
398 U val; | |
399 val.f = f; | |
400 return val.u == 0u; | |
401 } | |
402 | |
403 /* | |
404 Compilers which follow outdated template instantiation rules | |
405 require a class to have a comparison operator to exist when | |
406 a QList of this type is instantiated. It's not actually | |
407 used in the list, though. Hence the dummy implementation. | |
408 Just in case other code relies on it we better trigger a warning | |
409 mandating a real implementation. | |
410 */ | |
411 | |
412 | |
413 /* | |
414 QTypeInfo - type trait functionality | |
415 qIsDetached - data sharing functionality | |
416 */ | |
417 | |
418 /* | |
419 The catch-all template. | |
420 */ | |
421 | |
422 bool qIsDetached(T)(T) { return true; } | |
423 | |
424 class QTypeInfossss(T) | |
425 { | |
426 public: | |
427 enum { | |
428 isPointer = false, | |
429 isComplex = true, | |
430 isStatic = true, | |
431 isLarge = ((T).sizeof>(void*).sizeof), | |
432 isDummy = false | |
433 }; | |
434 }; | |
435 | |
436 class QTypeInfo(T) | |
437 { | |
438 public: | |
439 enum { | |
440 isPointer = true, | |
441 isComplex = false, | |
442 isStatic = false, | |
443 isLarge = false, | |
444 isDummy = false | |
445 }; | |
446 }; | |
447 | |
448 | |
449 /* | |
450 Specialize a specific type with: | |
451 | |
452 Q_DECLARE_TYPEINFO(type, flags); | |
453 | |
454 where 'type' is the name of the type to specialize and 'flags' is | |
455 logically-OR'ed combination of the flags below. | |
456 */ | |
457 enum { /* TYPEINFO flags */ | |
458 Q_COMPLEX_TYPE = 0, | |
459 Q_PRIMITIVE_TYPE = 0x1, | |
460 Q_STATIC_TYPE = 0, | |
461 Q_MOVABLE_TYPE = 0x2, | |
462 Q_DUMMY_TYPE = 0x4 | |
463 }; | |
464 | |
465 /* | |
466 Specialize a shared type with: | |
467 | |
468 Q_DECLARE_SHARED(type); | |
469 | |
470 where 'type' is the name of the type to specialize. NOTE: shared | |
471 types must declare a 'bool isDetached(void) const;' member for this | |
472 to work. | |
473 */ | |
474 void qSwap_helper(T)(ref T value1, ref T value2, T*) | |
475 { | |
476 T t = value1; | |
477 value1 = value2; | |
478 value2 = t; | |
479 } | |
480 bool qIsDetached(T)(ref T t) { return t.isDetached(); } | |
481 void qSwap_helper(T)(ref T value1, ref T value2, T*) | |
482 { | |
483 const T.DataPtr t = value1.data_ptr(); | |
484 value1.data_ptr() = value2.data_ptr(); | |
485 value2.data_ptr() = t; | |
486 } | |
487 | |
488 void qSwap(T)(ref T value1, ref T value2) | |
489 { | |
490 T t = value1; | |
491 value1 = value2; | |
492 value2 = t; | |
493 } | |
494 | |
495 /* | |
496 QTypeInfo primitive specializations | |
497 TODO(katrina) Find out what we need to do here | |
498 */ | |
499 /* | |
500 Q_DECLARE_TYPEINFO(bool, Q_PRIMITIVE_TYPE); | |
501 Q_DECLARE_TYPEINFO(char, Q_PRIMITIVE_TYPE); | |
502 Q_DECLARE_TYPEINFO(signed char, Q_PRIMITIVE_TYPE); | |
503 Q_DECLARE_TYPEINFO(uchar, Q_PRIMITIVE_TYPE); | |
504 Q_DECLARE_TYPEINFO(short, Q_PRIMITIVE_TYPE); | |
505 Q_DECLARE_TYPEINFO(ushort, Q_PRIMITIVE_TYPE); | |
506 Q_DECLARE_TYPEINFO(int, Q_PRIMITIVE_TYPE); | |
507 Q_DECLARE_TYPEINFO(uint, Q_PRIMITIVE_TYPE); | |
508 Q_DECLARE_TYPEINFO(long, Q_PRIMITIVE_TYPE); | |
509 Q_DECLARE_TYPEINFO(ulong, Q_PRIMITIVE_TYPE); | |
510 Q_DECLARE_TYPEINFO(qint64, Q_PRIMITIVE_TYPE); | |
511 Q_DECLARE_TYPEINFO(quint64, Q_PRIMITIVE_TYPE); | |
512 Q_DECLARE_TYPEINFO(float, Q_PRIMITIVE_TYPE); | |
513 Q_DECLARE_TYPEINFO(double, Q_PRIMITIVE_TYPE); | |
514 #ifndef Q_OS_DARWIN | |
515 Q_DECLARE_TYPEINFO(long double, Q_PRIMITIVE_TYPE); | |
516 #endif | |
517 */ | |
518 /* | |
519 These functions make it possible to use standard C++ functions with | |
520 a similar name from Qt header files (especially template classes). | |
521 TODO(katrina) Implement these | |
522 */ | |
523 void * qMalloc(size_t size); | |
524 void qFree(void * ptr); | |
525 void * qRealloc(void * ptr, size_t size); | |
526 void * qMemCopy(void * dest, void * src, size_t n); | |
527 void * qMemSet(void * dest, int c, size_t n); | |
528 | |
529 struct QFlags(Enum) | |
530 { | |
531 private: | |
532 alias void **Zero; | |
533 int i; | |
534 | |
535 public: | |
536 alias Enum enum_type; | |
537 | |
538 public static QFlags!(Enum) opCall(Enum)(QFlags f) { | |
539 QFlags!(Enum) res; | |
540 res.i = f.i; | |
541 return res; | |
542 } | |
543 | |
544 public static QFlags opCall(Enum)(Enum f) { | |
545 QFlags!(Enum) res; | |
546 res.i = f; | |
547 return res; | |
548 } | |
549 | |
550 public static QFlags opCall(Enum)(int f) { | |
551 QFlags!(Enum) res; | |
552 res.i = cast(Enum) f; | |
553 return res; | |
554 } | |
555 | |
556 // this(Zero = 0) : i(0) {} | |
557 // this(QFlag f) : i(f) {} | |
558 | |
559 // QFlags!(Enum) opAssign(QFlags f) { i = f.i; return *this; } | |
560 QFlags!(Enum) opAssign(int f) { i = f; return *this; } | |
561 QFlags!(Enum) opAndAssign(int mask) { i &= mask; return *this; } | |
562 QFlags!(Enum) opAndAssign(uint mask) { i &= mask; return *this; } | |
563 QFlags!(Enum) opOrAssign(QFlags f) { i |= f.i; return *this; } | |
564 QFlags!(Enum) opOrAssign(Enum f) { i |= f; return *this; } | |
565 QFlags!(Enum) opXorAssign(QFlags f) { i ^= f.i; return *this; } | |
566 QFlags!(Enum) opXorAssign(Enum f) { i ^= f; return *this; } | |
567 | |
568 int toInt() { return i; } | |
569 | |
570 QFlags!(Enum) opOr(QFlags f) { QFlags g; g.i = i | f.i; return g; } | |
571 QFlags!(Enum) opOr(Enum f) { QFlags g; g.i = i | f; return g; } | |
572 QFlags!(Enum) opXor(QFlags f) { QFlags g; g.i = i ^ f.i; return g; } | |
573 QFlags!(Enum) opXor(Enum f) { QFlags g; g.i = i ^ f; return g; } | |
574 QFlags!(Enum) opAnd(int mask) { QFlags g; g.i = i & mask; return g; } | |
575 QFlags!(Enum) opAnd(uint mask) { QFlags g; g.i = i & mask; return g; } | |
576 QFlags!(Enum) opAnd(Enum f) { QFlags g; g.i = i & f; return g; } | |
577 QFlags!(Enum) opCom() { QFlags g; g.i = ~i; return g; } | |
578 | |
579 // bool operator!() { return !i; } | |
580 | |
581 // bool testFlag(Enum f) { return i & f; } | |
582 } | |
583 | |
584 /* TODO typesafety | |
585 #define Q_DECLARE_FLAGS(Flags, Enum)\ | |
586 typedef QFlags<Enum> Flags; | |
587 #define Q_DECLARE_OPERATORS_FOR_FLAGS(Flags) \ | |
588 QFlags<Flags::enum_type> operator|(Flags::enum_type f1, Flags::enum_type f2) \ | |
589 { return QFlags<Flags::enum_type>(f1) | f2; } \ | |
590 QFlags<Flags::enum_type> operator|(Flags::enum_type f1, QFlags<Flags::enum_type> f2) \ | |
591 { return f2 | f1; } | |
592 */ | |
593 | |
594 char[] QT_TR_NOOP(char[] x) { return x; } | |
595 char[] QT_TRANSLATE_NOOP(char[] s, char[] x) { return x; } | |
596 char[] QT_TRANSLATE_NOOP3(char[] s, char[] x, char[] comment) { return x; } | |
597 | |
598 //class QByteArray; | |
599 //QByteArray qgetenv(char[] varName); | |
600 //bool qputenv(char[] varName, QByteArray value); | |
601 | |
602 int qIntCast(double f) { return cast(int)(f); } | |
603 int qIntCast(float f) { return cast(int)(f); } | |
604 | |
605 /* | |
606 Reentrant versions of basic rand() functions for random number generation | |
607 */ | |
608 void qsrand(uint seed); | |
609 int qrand(); | |
610 | |
611 | |
612 /* | |
613 This gives us the possibility to check which modules the user can | |
614 use. These are purely compile time checks and will generate no code. | |
615 */ | |
616 | |
617 /* Qt modules */ | |
618 | |
619 const ushort QT_MODULE_CORE = 0x0001; | |
620 const ushort QT_MODULE_GUI = 0x0002; | |
621 const ushort QT_MODULE_NETWORK = 0x0004; | |
622 const ushort QT_MODULE_OPENGL = 0x0008; | |
623 const ushort QT_MODULE_SQL = 0x0010; | |
624 const ushort QT_MODULE_XML = 0x0020; | |
625 const ushort QT_MODULE_QT3SUPPORTLIGHT = 0x0040; | |
626 const ushort QT_MODULE_QT3SUPPORT = 0x0080; | |
627 const ushort QT_MODULE_SVG = 0x0100; | |
628 const ushort QT_MODULE_ACTIVEQT = 0x0200; | |
629 const ushort QT_MODULE_GRAPHICSVIEW = 0x0400; | |
630 const ushort QT_MODULE_SCRIPT = 0x0800; | |
631 const ushort QT_MODULE_XMLPATTERNS = 0x1000; | |
632 const ushort QT_MODULE_HELP = 0x2000; | |
633 const ushort QT_MODULE_TEST = 0x4000; | |
634 const ushort QT_MODULE_DBUS = 0x8000; | |
635 | |
636 /* Qt editions */ | |
637 | |
638 const ushort QT_EDITION_CONSOLE = (QT_MODULE_CORE | |
639 | QT_MODULE_NETWORK | |
640 | QT_MODULE_SQL | |
641 | QT_MODULE_SCRIPT | |
642 | QT_MODULE_XML | |
643 | QT_MODULE_XMLPATTERNS | |
644 | QT_MODULE_TEST | |
645 | QT_MODULE_DBUS); | |
646 const ushort QT_EDITION_DESKTOPLIGHT = (QT_MODULE_CORE | |
647 | QT_MODULE_GUI | |
648 | QT_MODULE_QT3SUPPORTLIGHT | |
649 | QT_MODULE_TEST | |
650 | QT_MODULE_DBUS); | |
651 const ushort QT_EDITION_OPENSOURCE = (QT_MODULE_CORE | |
652 | QT_MODULE_GUI | |
653 | QT_MODULE_NETWORK | |
654 | QT_MODULE_OPENGL | |
655 | QT_MODULE_SQL | |
656 | QT_MODULE_XML | |
657 | QT_MODULE_XMLPATTERNS | |
658 | QT_MODULE_SCRIPT | |
659 | QT_MODULE_QT3SUPPORTLIGHT | |
660 | QT_MODULE_QT3SUPPORT | |
661 | QT_MODULE_SVG | |
662 | QT_MODULE_GRAPHICSVIEW | |
663 | QT_MODULE_HELP | |
664 | QT_MODULE_TEST | |
665 | QT_MODULE_DBUS); | |
666 const ushort QT_EDITION_DESKTOP = (QT_EDITION_OPENSOURCE | |
667 | QT_MODULE_ACTIVEQT); | |
668 const ushort QT_EDITION_UNIVERSAL = QT_EDITION_DESKTOP; | |
669 const ushort QT_EDITION_ACADEMIC = QT_EDITION_DESKTOP; | |
670 const ushort QT_EDITION_EDUCATIONAL = QT_EDITION_DESKTOP; | |
671 const ushort QT_EDITION_EVALUATION = QT_EDITION_DESKTOP; | |
672 | |
673 mixin QT_END_NAMESPACE; | |
674 | |
675 private | |
676 struct Align | |
677 { | |
678 ubyte a; | |
679 void* b; | |
680 } | |
681 | |
682 private | |
683 const PTR_ALIGN = Align.tupleof[1].alignof; | |
684 | |
685 private | |
686 template AlignPad(size_t base, size_t aligned) | |
687 { | |
688 static if( aligned == 0 ) | |
689 const AlignPad = base; | |
690 else | |
691 const AlignPad = ((base+PTR_ALIGN-1)/PTR_ALIGN)*PTR_ALIGN | |
692 + aligned; | |
693 } | |
694 | |
695 template InstanceSize(T) | |
696 { | |
697 static if( is( T == Object ) ) | |
698 const InstanceSize = 2*(void*).sizeof; | |
699 else | |
700 const InstanceSize = Max!( | |
701 AlignPad!( | |
702 InstanceSize!(Super!(T)), | |
703 InterfaceCount!(T)*(void*).sizeof), | |
704 | |
705 AlignPad!( | |
706 InstanceSizeImpl!(T, 0), | |
707 + InterfaceCount!(T)*(void*).sizeof)); | |
708 } | |
709 | |
710 private | |
711 template Super(T) | |
712 { | |
713 static if( is( T S == super ) ) | |
714 alias First!(S) Super; | |
715 else | |
716 static assert(false, "Can't get super of "~T.mangleof); | |
717 } | |
718 | |
719 private | |
720 template First(T) | |
721 { | |
722 alias T First; | |
723 } | |
724 | |
725 private | |
726 template First(T, Ts...) | |
727 { | |
728 alias T First; | |
729 } | |
730 | |
731 private | |
732 template InstanceSizeImpl(T, size_t i) | |
733 { | |
734 static if( i < T.tupleof.length ) | |
735 const InstanceSizeImpl = Max!( | |
736 T.tupleof[i].offsetof + T.tupleof[i].sizeof, | |
737 InstanceSizeImpl!(T, i+1)); | |
738 else | |
739 // This is necessary to account for classes without member | |
740 // variables. | |
741 const InstanceSizeImpl = 2*(void*).sizeof; | |
742 } | |
743 | |
744 private | |
745 template Max(size_t a, size_t b) | |
746 { | |
747 static if( a > b ) | |
748 const Max = a; | |
749 else | |
750 const Max = b; | |
751 } | |
752 | |
753 private | |
754 template InterfaceCount(T) | |
755 { | |
756 static if( is( T == Object ) ) | |
757 const InterfaceCount = 0u; | |
758 else static if( is( T S == super ) ) | |
759 const InterfaceCount = InterfaceCountImpl!(S); | |
760 } | |
761 | |
762 private | |
763 template InterfaceCountImpl(TBase, TInterfaces...) | |
764 { | |
765 const InterfaceCountImpl = TInterfaces.length; | |
766 } | |
767 | |
768 /+ | |
769 scope class StackObject(C) | |
770 { | |
771 byte[InstanceSize!(C)] data; | |
772 bool constructed; | |
773 | |
774 C opCall(A...)(A args) | |
775 { | |
776 assert(!constructed); | |
777 | |
778 auto r = new(&data)C(args); | |
779 r.__stackAllocated = true; | |
780 constructed = true; | |
781 | |
782 return r; | |
783 } | |
784 | |
785 ~this() | |
786 { | |
787 if (constructed) | |
788 { | |
789 auto obj = cast(C)&data; | |
790 delete obj; | |
791 } | |
792 } | |
793 } | |
794 +/ | |
795 | |
796 mixin QT_END_HEADER; | |
797 |