[175] | 1 | ' com/variant.ab
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| 2 |
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| 3 | #ifndef _COM_VARIANT_AB
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| 4 | #define _COM_VARIANT_AB
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| 5 |
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| 6 | #require <oaidl.ab>
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| 7 | #require <oleauto.ab>
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| 8 | #require <com/bstring.ab>
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| 9 | #include <com/vbobject.ab>
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| 10 |
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| 11 | Class Variant
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| 12 | Public
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| 13 | Sub Variant()
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| 14 | VariantInit(v)
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| 15 | End Sub
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| 16 |
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| 17 | Sub Variant(y As Variant)
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| 18 | VariantInit(v)
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| 19 | VariantCopy(v, y.v)
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| 20 | End Sub
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| 21 |
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[192] | 22 | Sub Variant(ByRef y As VARIANT)
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[175] | 23 | VariantInit(v)
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| 24 | VariantCopy(v, y)
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| 25 | End Sub
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| 26 |
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| 27 | Sub Variant(n As SByte)
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| 28 | v.vt = VT_I1
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| 29 | SetByte(VarPtr(v.val), n)
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| 30 | End Sub
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| 31 |
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| 32 | Sub Variant(n As Byte)
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| 33 | v.vt = VT_UI1
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| 34 | SetByte(VarPtr(v.val), n)
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| 35 | End Sub
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| 36 |
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| 37 | Sub Variant(n As Integer)
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| 38 | v.vt = VT_I2
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| 39 | SetWord(VarPtr(v.val), n)
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| 40 | End Sub
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| 41 |
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| 42 | Sub Variant(n As Word)
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| 43 | v.vt = VT_UI2
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| 44 | SetWord(VarPtr(v.val), n)
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| 45 | End Sub
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| 46 |
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| 47 | Sub Variant(n As Long)
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| 48 | v.vt = VT_I4
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| 49 | SetDWord(VarPtr(v.val), n)
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| 50 | End Sub
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| 51 |
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| 52 | Sub Variant(n As DWord)
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| 53 | v.vt = VT_UI4
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| 54 | SetDWord(VarPtr(v.val), n)
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| 55 | End Sub
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| 56 |
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| 57 | Sub Variant(n As Int64)
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| 58 | v.vt = VT_I8
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| 59 | SetQWord(VarPtr(v.val), n)
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| 60 | End Sub
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| 61 |
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| 62 | Sub Variant(n As QWord)
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| 63 | v.vt = VT_UI8
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| 64 | SetQWord(VarPtr(v.val), n)
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| 65 | End Sub
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| 66 |
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| 67 | Sub Variant(n As Single)
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| 68 | v.vt = VT_R4
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| 69 | SetSingle(VarPtr(v.val), n)
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| 70 | End Sub
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| 71 |
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| 72 | Sub Variant(n As Double)
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| 73 | v.vt = VT_R8
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| 74 | SetDouble(VarPtr(v.val), n)
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| 75 | End Sub
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| 76 |
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| 77 | Sub Variant(bs As BString)
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| 78 | v.vt = VT_BSTR
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| 79 | SetPointer(VarPtr(v.val), SysAllocStringLen(bs.BStr, bs.Length))
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| 80 | End Sub
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| 81 |
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| 82 | Sub Variant(p As *IUnknown)
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| 83 | p->AddRef()
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| 84 | v.vt = VT_UNKNOWN
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| 85 | SetPointer(VarPtr(v.val), p)
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| 86 | End Sub
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| 87 |
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| 88 | Sub Variant(p As *IDispatch)
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| 89 | p->AddRef()
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| 90 | v.vt = VT_DISPATCH
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| 91 | SetPointer(VarPtr(v.val), p)
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| 92 | End Sub
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| 93 | /*
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| 94 | Sub Variant(b As VARIANT_BOOL)
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| 95 | v.vt = VT_BOOL
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| 96 | SetWord(VarPtr(v.val), b)
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| 97 | End Sub
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| 98 | */
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| 99 | Sub Variant(b As Boolean)
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| 100 | v.vt = VT_BOOL
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| 101 | If b Then
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| 102 | SetWord(VarPtr(v.val), VARIANT_TRUE)
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| 103 | Else
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| 104 | SetWord(VarPtr(v.val), VARIANT_FALSE)
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| 105 | End If
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| 106 | End Sub
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| 107 |
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| 108 | Sub Variant(s As String)
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| 109 | Dim bs As BString(s)
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| 110 | Variant(bs)
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| 111 | End Sub
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| 112 |
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| 113 | Sub ~Variant()
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| 114 | Clear()
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| 115 | End Sub
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| 116 |
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| 117 | Sub Clear()
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| 118 | VariantClear(v)
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| 119 | v.vt = VT_EMPTY
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| 120 | End Sub
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| 121 |
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| 122 | Sub Operator =(y As Variant)
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| 123 | Assign(y.v)
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| 124 | End Sub
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| 125 |
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| 126 | Sub Operator =(y As VARIANT)
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| 127 | Assign(y)
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| 128 | End Sub
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| 129 |
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| 130 | Sub Assign(from As Variant)
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| 131 | Assign(from.v)
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| 132 | End Sub
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| 133 |
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[192] | 134 | Sub Assign(ByRef from As VARIANT)
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[175] | 135 | Variant.Copy(v, from)
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| 136 | End Sub
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| 137 |
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[192] | 138 | Sub AssignInd(ByRef from As VARIANT)
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| 139 | VariantCopyInd(v, from)
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| 140 | End Sub
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| 141 |
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[175] | 142 | Sub Attach(ByRef from As VARIANT)
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| 143 | Variant.Move(v, from)
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| 144 | End Sub
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| 145 |
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[192] | 146 | Const Function Copy() As VARIANT
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| 147 | Variant.Copy(Copy, v)
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| 148 | End Function
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| 149 |
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[175] | 150 | Function Detach() As VARIANT
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| 151 | Variant.Move(Detach, v)
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| 152 | End Function
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| 153 |
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| 154 | 'Operators
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| 155 |
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| 156 | Const Function Operator ^(y As Variant) As Variant
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| 157 | Dim ret As Variant
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| 158 | VarPow(This.v, y.v, ret.v)
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| 159 | Return ret
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| 160 | End Function
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| 161 |
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[192] | 162 | Const Function Operator +() As Variant
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| 163 | Return New Variant(This)
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| 164 | End Function
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| 165 |
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| 166 | Const Function Operator -() As Variant
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[175] | 167 | Dim ret As Variant
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| 168 | VarNeg(This.v, ret.v)
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| 169 | Return ret
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| 170 | End Function
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| 171 |
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| 172 | Const Function Operator *(y As Variant) As Variant
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| 173 | Dim ret As Variant
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| 174 | VarMul(This.v, y.v, ret.v)
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| 175 | Return ret
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| 176 | End Function
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| 177 |
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| 178 | Const Function Operator /(y As Variant) As Variant
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| 179 | Dim ret As Variant
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| 180 | VarDiv(This.v, y.v, ret.v)
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| 181 | Return ret
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| 182 | End Function
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| 183 |
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| 184 | Const Function Operator \(y As Variant) As Variant
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| 185 | Dim ret As Variant
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| 186 | VarIDiv(This.v, y.v, ret.v)
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| 187 | Return ret
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| 188 | End Function
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| 189 |
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| 190 | Const Function Operator Mod(y As Variant) As Variant
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| 191 | Dim ret As Variant
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| 192 | VarMod(This.v, y.v, ret.v)
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| 193 | Return ret
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| 194 | End Function
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| 195 |
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| 196 | Const Function Operator +(y As Variant) As Variant
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| 197 | Dim ret As Variant
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| 198 | VarAdd(This.v, y.v, ret.v)
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| 199 | Return ret
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| 200 | End Function
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| 201 |
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| 202 | Const Function Operator -(y As Variant) As Variant
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| 203 | Dim ret As Variant
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| 204 | VarSub(This.v, y.v, ret.v)
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| 205 | Return ret
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| 206 | End Function
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| 207 |
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| 208 | Const Function Operator &(y As Variant) As Variant
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| 209 | Dim ret As Variant
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| 210 | VarCat(This.v, y.v, ret.v)
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| 211 | Return ret
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| 212 | End Function
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| 213 |
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| 214 | Const Function Operator And(y As Variant) As Variant
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| 215 | Dim ret As Variant
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| 216 | VarAnd(This.v, y.v, ret.v)
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| 217 | Return ret
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| 218 | End Function
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| 219 |
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| 220 | Const Function Operator Or(y As Variant) As Variant
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| 221 | Dim ret As Variant
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| 222 | VarOr(This.v, y.v, ret.v)
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| 223 | Return ret
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| 224 | End Function
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| 225 |
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| 226 | Const Function Operator Xor(y As Variant) As Variant
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| 227 | Dim ret As Variant
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| 228 | VarXor(This.v, y.v, ret.v)
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| 229 | Return ret
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| 230 | End Function
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| 231 |
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[192] | 232 | Const Function Operator Not() As Variant
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[175] | 233 | Dim ret As Variant
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| 234 | VarNot(This.v, ret.v)
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| 235 | Return ret
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| 236 | End Function
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| 237 |
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| 238 | Static Function Imp(x As Variant, y As Variant) As Variant
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| 239 | Dim ret As Variant
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| 240 | VarImp(x.v, y.v, ret.v)
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| 241 | Return ret
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| 242 | End Function
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| 243 |
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| 244 | Static Function Eqv(x As Variant, y As Variant) As Variant
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| 245 | Dim ret As Variant
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| 246 | VarEqv(x.v, y.v, ret.v)
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| 247 | Return ret
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| 248 | End Function
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| 249 |
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[192] | 250 | Const Function Abs() As Variant
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[175] | 251 | Dim ret As Variant
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| 252 | VarAbs(This.v, ret.v)
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| 253 | Return ret
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| 254 | End Function
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| 255 |
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[192] | 256 | Const Function Fix() As Variant
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[175] | 257 | Dim ret As Variant
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| 258 | VarFix(This.v, ret.v)
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| 259 | Return ret
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| 260 | End Function
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| 261 |
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[192] | 262 | Const Function Int() As Variant
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[175] | 263 | Dim ret As Variant
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| 264 | VarInt(This.v, ret.v)
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| 265 | Return ret
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| 266 | End Function
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| 267 |
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[192] | 268 | Const Function Round(cDecimals As Long) As Variant
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[175] | 269 | Dim ret As Variant
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| 270 | VarRound(This.v, cDecimals, ret)
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| 271 | Return ret
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| 272 | End Function
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| 273 |
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[192] | 274 | Const Function Round() As Variant
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[175] | 275 | Return Round(0)
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| 276 | End Function
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| 277 |
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| 278 | Static Function Compare(x As Variant, y As Variant, lcid As LCID, flags As DWord) As HRESULT
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| 279 | Return VarCmp(x.v, y.v, lcid, flags)
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| 280 | End Function
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| 281 |
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| 282 | Static Function Compare(x As Variant, y As Variant) As HRESULT
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| 283 | Return VarCmp(x.v, y.v, GetUserDefaultLCID(), 0) 'VARCMP_NULL = 3を返す場合があるので注意
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| 284 | End Function
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| 285 |
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| 286 | Const Function Operator ==(y As Variant) As Boolean
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[192] | 287 | Dim c = Compare(This, y)
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| 288 | If c = VARCMP_EQ Then
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| 289 | Return True
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| 290 | Else
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| 291 | Return False
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| 292 | End If
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[175] | 293 | End Function
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| 294 |
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| 295 | Const Function Operator <>(y As Variant) As Boolean
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[192] | 296 | Dim c = Compare(This, y)
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| 297 | If c <> VARCMP_EQ Then
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| 298 | Return True
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| 299 | Else
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| 300 | Return False
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| 301 | End If
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[175] | 302 | End Function
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| 303 |
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| 304 | Const Function Operator <(y As Variant) As Boolean
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[192] | 305 | Dim c = Compare(This, y)
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| 306 | If c = VARCMP_LT Then
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| 307 | Return True
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| 308 | Else
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| 309 | Return False
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| 310 | End If
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[175] | 311 | End Function
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[192] | 312 | /*
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| 313 | Const Function Operator >(y As Variant) As Boolean
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| 314 | Dim c = Compare(This, y)
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| 315 | If c = VARCMP_GT Then
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| 316 | Return True
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| 317 | Else
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| 318 | Return False
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| 319 | End If
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| 320 | End Function
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| 321 | */
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[175] | 322 | Const Function Operator <=(y As Variant) As Boolean
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[192] | 323 | Dim c = Compare(This, y)
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| 324 | If result = VARCMP_LT Or result = VARCMP_EQ Then
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| 325 | Return True
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| 326 | Else
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| 327 | Return False
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| 328 | End If
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[175] | 329 | End Function
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| 330 |
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| 331 | Const Function Operator >=(y As Variant) As Boolean
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[192] | 332 | Dim c = Compare(This, y)
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| 333 | If result = VARCMP_GT Or result = VARCMP_EQ Then
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| 334 | Return True
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| 335 | Else
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| 336 | Return False
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| 337 | End If
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[175] | 338 | End Function
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| 339 |
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| 340 | Const Function ChangeType(vt As VARTYPE, flags As Word) As Variant
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| 341 | Dim ret As Variant
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| 342 | ChangeType(ret, flags, vt)
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| 343 | Return ret
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| 344 | End Function
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| 345 |
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| 346 | Const Function ChangeType(vt As VARTYPE) As Variant
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| 347 | Return ChangeType(vt, 0)
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| 348 | End Function
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| 349 |
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| 350 | Const Function ChangeType(ByRef ret As VARIANT, flags As Word, vt As VARTYPE) As HRESULT
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| 351 | Return VariantChangeType(ret, v, flags, vt)
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| 352 | End Function
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| 353 |
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| 354 | Const Function ChangeType(ByRef ret As Variant, flags As Word, vt As VARTYPE) As HRESULT
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| 355 | Return ChangeType(ret.v, flags, vt)
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| 356 | End Function
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| 357 |
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| 358 | Const Function VarType() As VARTYPE
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| 359 | Return v.vt
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| 360 | End Function
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| 361 |
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| 362 | Override Function ToString() As String
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| 363 | Dim tmp = ChangeType(VT_BSTR)
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| 364 | Dim bs = ((tmp.v.val As ULONG_PTR) As BSTR)
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| 365 | Dim s As String(bs As PCWSTR, SysStringLen(bs) As Long)
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| 366 | Return s
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| 367 | End Function
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| 368 |
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| 369 | Override Function GetHashCode() As Long
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| 370 | Dim p = (VarPtr(v) As *DWord)
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| 371 | Return (p[0] Xor p[1] Xor p[2] Xor p[3]) As Long
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| 372 | End Function
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| 373 |
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| 374 | Const Function ValUI1() As Byte
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| 375 | Dim r = ChangeType(VT_UI1)
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| 376 | Return GetByte(VarPtr(r.val))
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| 377 | End Function
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| 378 |
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| 379 | Sub ValUI1(x As Byte)
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| 380 | Clear()
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| 381 | SetByte(VarPtr(v.val), x)
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| 382 | v.vt = VT_UI1
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| 383 | End Sub
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| 384 |
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| 385 | Const Function ValUI2() As Word
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| 386 | Dim r = ChangeType(VT_UI2)
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| 387 | Return GetWord(VarPtr(r.val))
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| 388 | End Function
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| 389 |
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| 390 | Sub ValUI2(x As Word)
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| 391 | Clear()
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| 392 | SetWord(VarPtr(v.val), x)
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| 393 | v.vt = VT_UI2
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| 394 | End Sub
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| 395 |
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| 396 | Const Function ValUI4() As DWord
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| 397 | Dim r = ChangeType(VT_UI4)
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| 398 | Return GetDWord(VarPtr(r.val))
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| 399 | End Function
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| 400 |
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| 401 | Sub ValUI4(x As DWord)
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| 402 | Clear()
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| 403 | SetDWord(VarPtr(v.val), x)
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| 404 | v.vt = VT_UI4
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| 405 | End Sub
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| 406 |
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| 407 | Const Function ValUI8() As QWord
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| 408 | Dim r = ChangeType(VT_UI8)
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| 409 | Return GetQWord(VarPtr(r.val))
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| 410 | End Function
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| 411 |
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| 412 | Sub ValUI8(x As QWord)
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| 413 | Clear()
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| 414 | SetQWord(VarPtr(v.val), x)
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| 415 | v.vt = VT_UI8
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| 416 | End Sub
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| 417 |
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| 418 | Const Function ValI1() As SByte
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| 419 | Dim r = ChangeType(VT_I1)
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| 420 | Return GetByte(VarPtr(r.val)) As SByte
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| 421 | End Function
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| 422 |
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| 423 | Sub ValI1(x As SByte)
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| 424 | Clear()
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| 425 | SetByte(VarPtr(v.val), x As Byte)
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| 426 | v.vt = VT_I1
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| 427 | End Sub
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| 428 |
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| 429 | Const Function ValI2() As Integer
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| 430 | Dim r = ChangeType(VT_I2)
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| 431 | Return GetWord(VarPtr(r.val)) As Integer
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| 432 | End Function
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| 433 |
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| 434 | Sub ValI2(x As Integer)
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| 435 | Clear()
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| 436 | SetWord(VarPtr(v.val), x As Word)
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| 437 | v.vt = VT_I2
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| 438 | End Sub
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| 439 |
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| 440 | Const Function ValI4() As Long
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| 441 | Dim r = ChangeType(VT_I4)
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| 442 | Return GetDWord(VarPtr(r.val)) As Long
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| 443 | End Function
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| 444 |
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| 445 | Sub ValI4(x As Long)
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| 446 | Clear()
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| 447 | SetDWord(VarPtr(v.val), x As DWord)
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| 448 | v.vt = VT_I4
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| 449 | End Sub
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| 450 |
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| 451 | Const Function ValI8() As Int64
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| 452 | Dim r = ChangeType(VT_I8)
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| 453 | Return GetQWord(VarPtr(r.val)) As Int64
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| 454 | End Function
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| 455 |
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| 456 | Sub ValI8(x As Int64)
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| 457 | Clear()
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| 458 | SetQWord(VarPtr(v.val), x As QWord)
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| 459 | v.vt = VT_I8
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| 460 | End Sub
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| 461 |
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| 462 | Const Function ValR4() As Single
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| 463 | Dim r = ChangeType(VT_R4)
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| 464 | Return GetSingle(VarPtr(r.val))
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| 465 | End Function
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| 466 |
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| 467 | Sub ValR4(x As Single)
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| 468 | Clear()
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| 469 | SetDWord(VarPtr(v.val), x)
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| 470 | v.vt = VT_R4
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| 471 | End Sub
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| 472 |
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| 473 | Const Function ValR8() As Double
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| 474 | Dim r = ChangeType(VT_UI8)
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| 475 | Return GetDouble(VarPtr(r.val))
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| 476 | End Function
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| 477 |
|
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| 478 | Sub ValR8(x As Double)
|
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| 479 | Clear()
|
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| 480 | SetDouble(VarPtr(v.val), x)
|
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| 481 | v.vt = VT_R8
|
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| 482 | End Sub
|
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| 483 |
|
---|
| 484 | Const Function ValBool() As VARIANT_BOOL
|
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| 485 | Dim r = ChangeType(VT_BOOL)
|
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| 486 | Return GetWord(VarPtr(r.val))
|
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| 487 | End Function
|
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| 488 |
|
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| 489 | Sub ValBool(x As VARIANT_BOOL)
|
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| 490 | Clear()
|
---|
| 491 | SetWord(VarPtr(v.val), x)
|
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| 492 | v.vt = VT_BOOL
|
---|
| 493 | End Sub
|
---|
| 494 |
|
---|
| 495 | Const Function ValError() As SCODE
|
---|
| 496 | Dim r = ChangeType(VT_ERROR)
|
---|
| 497 | Return GetDWord(VarPtr(r.val))
|
---|
| 498 | End Function
|
---|
| 499 |
|
---|
| 500 | Sub ValError(x As SCODE)
|
---|
| 501 | Clear()
|
---|
| 502 | SetDWord(VarPtr(v.val), x)
|
---|
| 503 | v.vt = VT_ERROR
|
---|
| 504 | End Sub
|
---|
| 505 |
|
---|
| 506 | 'ValCy
|
---|
| 507 |
|
---|
| 508 | 'ValDate
|
---|
| 509 |
|
---|
[192] | 510 | Const Function ValStr() As BString
|
---|
[175] | 511 | Dim r As VARIANT
|
---|
| 512 | ChangeType(r, 0, VT_BSTR)
|
---|
| 513 | Dim bs As BString
|
---|
| 514 | bs.Attach(GetPointer(VarPtr(r.val)) As BSTR)
|
---|
| 515 | Return bs
|
---|
| 516 | End Function
|
---|
| 517 |
|
---|
[192] | 518 | Sub ValStr(x As BString)
|
---|
[175] | 519 | Clear()
|
---|
| 520 | v.vt = VT_BSTR
|
---|
| 521 | End Sub
|
---|
| 522 |
|
---|
| 523 | Const Function ValUnknown() As *IUnknown
|
---|
| 524 | Dim r As VARIANT
|
---|
| 525 | ChangeType(r, 0, VT_UNKNOWN)
|
---|
| 526 | Return GetPointer(VarPtr(r.val)) As *IUnknown
|
---|
| 527 | End Function
|
---|
| 528 |
|
---|
| 529 | Sub ValUnknown(x As *IUnknown)
|
---|
| 530 | Clear()
|
---|
| 531 | SetPointer(VarPtr(v.val), x.Copy())
|
---|
| 532 | x->AddRef()
|
---|
| 533 | v.vt = VT_UNKNOWN
|
---|
| 534 | End Sub
|
---|
| 535 |
|
---|
| 536 | Const Function ValObject() As VBObject
|
---|
| 537 | Dim r As VARIANT
|
---|
[192] | 538 | ChangeType(r, 0, VT_DISPATCH)
|
---|
| 539 | Dim o As VBObject
|
---|
[175] | 540 | o.Attach(GetPointer(VarPtr(r.val)) As *IDispatch)
|
---|
| 541 | Return o
|
---|
| 542 | End Function
|
---|
| 543 |
|
---|
| 544 | Sub ValObject(x As VBObject)
|
---|
| 545 | Clear()
|
---|
| 546 | SetPointer(VarPtr(v.val), x.Copy())
|
---|
| 547 | x->AddRef()
|
---|
| 548 | v.vt = VT_DISPATH
|
---|
| 549 | End Sub
|
---|
| 550 |
|
---|
| 551 | 'ValArray
|
---|
| 552 |
|
---|
| 553 | 'ValDecimal
|
---|
| 554 |
|
---|
| 555 | Function PtrToVariant() As *VARIANT
|
---|
| 556 | Return VarPtr(v)
|
---|
| 557 | End Function
|
---|
[192] | 558 |
|
---|
[175] | 559 | Private
|
---|
| 560 | v As VARIANT
|
---|
| 561 |
|
---|
| 562 | Static Sub Copy(ByRef dst As VARIANT, ByRef src As VARIANT)
|
---|
| 563 | VariantCopy(dst, src)
|
---|
| 564 | End Sub
|
---|
| 565 |
|
---|
[192] | 566 |
|
---|
[175] | 567 | Static Sub Move(ByRef dst As VARIANT, ByRef src As VARIANT)
|
---|
| 568 | dst = src
|
---|
| 569 | ' src.vt = VT_EMPTY
|
---|
| 570 | End Sub
|
---|
| 571 | End Class
|
---|
| 572 | /*
|
---|
| 573 | Function Abs(v As Variant) As Variant
|
---|
| 574 | Return v.Abs()
|
---|
| 575 | End Function
|
---|
| 576 |
|
---|
| 577 | Function Fix(v As Variant) As Variant
|
---|
| 578 | Return v.Fix()
|
---|
| 579 | End Function
|
---|
| 580 |
|
---|
| 581 | Function Int(v As Variant) As Variant
|
---|
| 582 | Return v.Int()
|
---|
| 583 | End Function
|
---|
| 584 |
|
---|
| 585 | Function VarType(v As Variant) As VARTYPE
|
---|
| 586 | Return v.VarType()
|
---|
| 587 | End Function
|
---|
| 588 | */
|
---|
| 589 |
|
---|
| 590 | #endif '_COM_VARIANT_AB
|
---|