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1 module qt.core.QTypeInfo;
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2
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3 //import qt.QGlobal;
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4 //import qt.qtd.Atomic;
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5
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6 /*
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7 The catch-all template.
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8 */
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292
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9 import std.traits;
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10
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11 import qt.qtd.MetaMarshall;
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12
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13 bool qIsDetached(T)(ref T) { return true; }
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14
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15 template QTypeInfo(T)
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16 if ( !(isQObjectType!T || isObjectType!T) )
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291
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17 {
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18 public:
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19 enum {
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20 isPointer = isPointer!T,
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21 isComplex = !isPointer,
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22 isStatic = !isPointer,
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23 isLarge = (T.sizeof > (void*).sizeof),
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24 isDummy = false
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25 }
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26 }
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27
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28 template QTypeInfo(T)
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29 if ( isQObjectType!T || isObjectType!T )
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30 {
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31 public:
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32 enum {
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33 isPointer = true,
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34 isComplex = false,
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35 isStatic = false,
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36 isLarge = false,
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37 isDummy = false
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38 }
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39 }
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40
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41
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42 /*
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43 Specialize a specific type with:
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44
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45 Q_DECLARE_TYPEINFO(type, flags);
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46
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47 where 'type' is the name of the type to specialize and 'flags' is
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48 logically-OR'ed combination of the flags below.
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49 */
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50
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51 /* presents in QGlobal
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52 enum { /* TYPEINFO flags
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53 Q_COMPLEX_TYPE = 0,
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54 Q_PRIMITIVE_TYPE = 0x1,
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55 Q_STATIC_TYPE = 0,
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56 Q_MOVABLE_TYPE = 0x2,
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57 Q_DUMMY_TYPE = 0x4
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58 }
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59 */
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60
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61 /*
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62 template QTypeInfo(alias FLAGS)
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63 {
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64 template QTypeInfo(TYPE)
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65 {
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66 public:
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67 enum {
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68 isComplex = (((FLAGS) & Q_PRIMITIVE_TYPE) == 0),
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69 isStatic = (((FLAGS) & (Q_MOVABLE_TYPE | Q_PRIMITIVE_TYPE)) == 0),
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70 isLarge = (TYPE.sizeof > (void*).sizeof),
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71 isPointer = false,
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72 isDummy = (((FLAGS) & Q_DUMMY_TYPE) != 0)
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73 }
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74 }
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75 }
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76 */
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77 /*
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78 Specialize a shared type with:
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79
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80 Q_DECLARE_SHARED(type);
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81
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82 where 'type' is the name of the type to specialize. NOTE: shared
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83 types must declare a 'bool isDetached(void) const;' member for this
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84 to work.
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85 */
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86 /*
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87 #if defined Q_CC_MSVC && _MSC_VER < 1300
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88 template <typename T>
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89 inline void qSwap_helper(T &value1, T &value2, T*)
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90 {
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91 T t = value1;
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92 value1 = value2;
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93 value2 = t;
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94 }
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95 #define Q_DECLARE_SHARED(TYPE) \
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96 template <> inline bool qIsDetached<TYPE>(TYPE &t) { return t.isDetached(); } \
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97 template <> inline void qSwap_helper<TYPE>(TYPE &value1, TYPE &value2, TYPE*) \
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98 { \
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99 const TYPE::DataPtr t = value1.data_ptr(); \
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100 value1.data_ptr() = value2.data_ptr(); \
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101 value2.data_ptr() = t; \
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102 }
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103 #else
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104 #define Q_DECLARE_SHARED(TYPE) \
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105 template <> inline bool qIsDetached<TYPE>(TYPE &t) { return t.isDetached(); } \
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106 template <typename T> inline void qSwap(T &, T &); \
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107 template <> inline void qSwap<TYPE>(TYPE &value1, TYPE &value2) \
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108 { \
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109 const TYPE::DataPtr t = value1.data_ptr(); \
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110 value1.data_ptr() = value2.data_ptr(); \
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111 value2.data_ptr() = t; \
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112 }
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113 #endif
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114 */ |
