1 | ' com/vbobject.ab
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2 |
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3 | #ifndef _COM_VBIBJECT_AB
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4 | #define _COM_VBIBJECT_AB
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5 |
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6 | #include <com/variant.ab>
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7 |
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8 | Class VBObject
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9 | Public
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10 | Sub VBObject()
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11 | pdisp = 0
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12 | End Sub
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13 |
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14 | Sub VBObject(className As String)
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15 | VBObject(ToWCStr(className))
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16 | End Sub
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17 |
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18 | Sub VBObject(className As PCWSTR)
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19 | pdisp = 0
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20 | Dim clsid As CLSID
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21 | Dim hr = _System_CLSIDFromString(className, clsid)
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22 | Dim hr2 = CoCreateInstance(clsid, 0, CLSCTX_ALL, IID_IDispatch, pdisp)
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23 | End Sub
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24 |
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25 | Sub VBObject(ByRef obj As VBObject)
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26 | pdisp = obj.pdisp
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27 | pdisp->AddRef()
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28 | End Sub
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29 |
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30 | Sub Operator =(ByRef obj As VBObject)
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31 | ~VBObject()
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32 | VBObject(obj)
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33 | End Sub
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34 |
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35 | Sub ~VBObject()
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36 | Clear()
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37 | End Sub
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38 |
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39 | Sub Clear()
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40 | If pdisp <> 0 Then
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41 | pdisp->Release()
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42 | pdisp = 0
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43 | End If
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44 | End Sub
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45 |
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46 | Function Operator [](name As PCWSTR) As DispatchCaller
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47 | Return GetCaller(name)
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48 | End Function
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49 |
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50 | Function Operator [](name As String) As DispatchCaller
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51 | Return GetCaller(ToWCStr(name))
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52 | End Function
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53 |
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54 | Function Equals(y As VBObject) As Boolean
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55 | Dim punkX = GetUnknown()
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56 | Dim punkY = y.GetUnknown()
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57 | Equals = (punkX == punkY)
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58 | punkX->Release()
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59 | punkY->Release()
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60 | End Function
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61 | /*
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62 | Override Function GetHashCode() As Long
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63 | Dim punk = GetUnknown()
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64 | GetHashCode = _System_HashFromPtr(punk)
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65 | punk->Release()
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66 | End Function
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67 | */
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68 | Function Operator ==(y As VBObject) As Boolean
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69 | Return Equals(y)
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70 | End Function
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71 |
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72 | Function Operator <>(y As VBObject) As Boolean
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73 | Return Not Equals(y)
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74 | End Function
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75 |
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76 | Sub Assign(p As *IDispatch)
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77 | Clear()
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78 | VBObject.Copy(pdisp, p)
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79 | End Sub
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80 |
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81 | Function GetDispatch() As *IDispatch
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82 | VBObject.Copy(GetDispatch, pdisp)
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83 | End Function
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84 |
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85 | Sub Attach(ByRef p As *IDispatch)
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86 | Clear()
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87 | VBObject.Move(pdisp, p)
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88 | End Sub
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89 |
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90 | Sub Detach()
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91 | VBObject.Move(Detach, pdisp)
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92 | End Sub
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93 | Private
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94 | Function GetCaller(name As PCWSTR) As DispatchCaller
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95 | Dim dispid As DISPID
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96 | Dim hr = pdisp->GetIDsOfNames(GUID_NULL, VarPtr(name), 1, LOCALE_USER_DEFAULT, VarPtr(dispid))
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97 | Return New DispatchCaller(pdisp, dispid)
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98 | End Function
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99 |
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100 | Function GetUnknown() As *IUnknown
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101 | If FAILDED(pdisp->QueryInterface(IID_Unknown, GetUnknown)) Then
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102 | GetUnknown = 0
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103 | End If
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104 | End Function
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105 |
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106 | pdisp As *IDispatch
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107 |
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108 | Static Sub Copy(ByRef dst As *IDispatch, ByVal src As *IDispatch)
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109 | dst = src
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110 | dst->AddRef()
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111 | End Sub
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112 |
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113 | Static Sub Move(ByRef dst As *IDispatch, ByRef src As *IDispatch)
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114 | dst = src
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115 | src = 0
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116 | End Sub
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117 | End Class
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118 |
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119 | Class DispatchCaller
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120 | Public
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121 | Sub DispatchCaller()
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122 | End Sub
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123 | Sub DispatchCaller(pDispatch As *IDispatch, dispatchId As DISPID)
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124 | pdisp = pDispatch
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125 | pdisp->AddRef()
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126 | dispid = dispatchId
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127 | End Sub
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128 |
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129 | Sub DispatchCaller(ByRef dc As DispatchCaller)
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130 | pdisp = dc.pdisp
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131 | pdisp->AddRef()
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132 | dispid = dc.dispid
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133 | End Sub
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134 |
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135 | Sub Operator =(ByRef dc As DispatchCaller)
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136 | Dispose()
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137 | DispatchCaller(dc)
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138 | End Sub
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139 |
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140 | Sub Dispose()
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141 | If pdisp <> 0 Then
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142 | pdisp->Release()
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143 | pdisp = 0
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144 | End If
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145 | End Sub
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146 |
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147 | Sub ~DispatchCaller()
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148 | Dispose()
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149 | End Sub
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150 |
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151 | Function Prop() As Variant
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152 | Dim dispParams As DISPPARAMS
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153 | With dispParams
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154 | .rgvarg = 0
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155 | .rgdispidNamedArgs = 0
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156 | .cArgs = 0
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157 | .cNamedArgs = 0
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158 | End With
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159 | Dim ret As VARIANT
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160 | Dim hr = pdisp->Invoke(dispid, GUID_NULL, LOCALE_USER_DEFAULT, DISPATCH_PROPERTYGET, dispParams, ret, 0, 0)
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161 | Dispose()
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162 | Dim v = New Variant
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163 | v.Attach(ret)
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164 | Return v
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165 | End Function
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166 |
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167 | Sub Prop(ByRef arg As Variant)
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168 | Prop(ByVal arg.PtrToVariant)
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169 | End Sub
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170 |
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171 | Sub Prop(ByRef arg As VARIANT)
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172 | Dim dispParams As DISPPARAMS
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173 | With dispParams
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174 | .rgvarg = VarPtr(arg)
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175 | .rgdispidNamedArgs = 0
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176 | .cArgs = 1
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177 | .cNamedArgs = 1
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178 | End With
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179 | Dim ret As VARIANT
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180 | Dim hr = pdisp->Invoke(dispid, GUID_NULL, LOCALE_USER_DEFAULT, DISPATCH_PROPERTYPUT, dispParams, ret, ByVal 0, 0)
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181 | Dispose()
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182 | End Sub
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183 |
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184 | Sub PropRef(ByRef arg As Variant)
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185 | PropRef(arg.PtrToVariant)
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186 | End Sub
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187 |
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188 | Sub PropRef(ByRef arg As VARIANT)
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189 | Dim dispParams As DISPPARAMS
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190 | With dispParams
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191 | .rgvarg = 1
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192 | .rgdispidNamedArgs = 0
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193 | .cArgs = VarPtr(arg)
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194 | .cNamedArgs = 0
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195 | End With
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196 | Dim ret As VARIANT
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197 | Dim hr = pdisp->Invoke(dispid, GUID_NULL, LOCALE_USER_DEFAULT, DISPATCH_PROPERTYPUTREF, dispParams, ret, ByVal 0, 0)
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198 | Dispose()
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199 | End Sub
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200 |
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201 | Function Call(cArgs As Long, args As *VARIANT) As Variant
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202 | Dim dispParams As DISPPARAMS
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203 | With dispParams
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204 | .rgvarg = args
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205 | .rgdispidNamedArgs = 0
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206 | .cArgs = cArgs
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207 | .cNamedArgs = 0
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208 | End With
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209 | Dim ret As VARIANT
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210 | Dim hr = pdisp->Invoke(dispid, GUID_NULL, LOCALE_USER_DEFAULT, DISPATCH_METHOD, dispParams, ret, ByVal 0, 0)
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211 | Dispose()
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212 | Dim v = New Variant
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213 | v.Attach(ret)
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214 | Return v
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215 | End Function
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216 |
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217 | ' Function Call(cArgs As Long, args As *Variant) As Variant
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218 | ' End Function
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219 |
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220 | Function Call() As Variant
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221 | Return Call(0, 0)
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222 | End Function
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223 |
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224 | Function Call(arg1 As Variant) As Variant
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225 | Return Call(1, arg1.PtrToVariant)
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226 | End Function
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227 |
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228 | Function Call(ByRef arg1 As Variant, ByRef arg2 As Variant) As Variant
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229 | Dim arg[1] As VARIANT
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230 |
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231 | Return Call(2, VarPtr(arg1) As *VARIANT)
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232 | End Function
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233 |
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234 | Private
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235 | pdisp As *IDispatch
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236 | dispid As DISPID
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237 | End Class
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238 | /*
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239 | Function CreateObject(className As PCWSTR) As VBObject
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240 | Return New VBObject(className)
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241 | End Function
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242 |
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243 | Function CreateObject(className As String) As VBObject
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244 | Return New VBObject(ToWCStr(className))
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245 | End Function
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246 |
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247 | #ifdef _WIN32_DCOM
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248 | Function CreateObject(className As PCWSTR, serverName As PCWSTR) As VBObject
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249 | Dim clsid As CLSID
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250 | Dim si As COSERVERINFO
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251 | Dim context As DWord
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252 | If /*Server = 0 OrElse* / Server[0] = 0 Then
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253 | context = CLSCTX_SERVER
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254 | Else
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255 | context = CLSCTX_REMOTE_SERVER
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256 | si.pwszName = serverName
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257 | End If
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258 |
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259 | Dim hr = _System_CLSIDFromString(className, clsid)
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260 |
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261 | Dim mqi As MULTI_QI
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262 | mqi.pIID = VarPtr(IID_IUnknown)
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263 | hr = CoCreateInstanceEx(clsid, 0, context, si, 1, VarPtr(mqi))
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264 | If SUCCEEDED(hr) Then
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265 | Dim obj As VBObject
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266 | obj.Attach(mqi.pItf As IDispatch)
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267 | Return obj
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268 | Else
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269 | 'Throw
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270 | Return Nothing
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271 | End If
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272 | End Function
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273 |
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274 | Function CreateObject(className As String, serverName As String) As VBObject
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275 | Return CreateObject(ToWCStr(className), ToWCStr(serverName))
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276 | End Function
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277 | #endif
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278 | */
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279 | Function _System_CLSIDFromString(pwString As PCWSTR, ByRef guid As GUID) As HRESULT
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280 | If pwString[0] = &h007b As WCHAR Then
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281 | ' 1文字目が { ならクラスIDの文字列表現と見なしCLSIDFromStringで変換。
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282 | _System_CLSIDFromString = CLSIDFromString(pwString, guid)
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283 | Else
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284 | _System_CLSIDFromString = CLSIDFromProgID(pwString, guid)
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285 | End If
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286 | End Function
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287 |
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288 | #endif '_COM_VBIBJECT_AB
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