1 | #include<StructureConstants.au3> |
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2 | #include<Memory.au3> |
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3 | |
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4 | ;/* Flags for IDispatch::Invoke */ |
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5 | |
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6 | Global Const $__Au3Obj_E_NOTIMPL = 0x80004001; |
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7 | Global Const $__Au3Obj_S_OK = 0; |
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8 | Global Const $__Au3Obj_DISP_E_BADINDEX = 0x8002000B |
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9 | Global Const $__Au3Obj_E_POINTER = 0x80004003 |
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10 | Global Const $__Au3Obj_E_NOINTERFACE = 0x80004002 |
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11 | Global Const $__AU3Obj_DISP_E_UNKNOWNNAME = 0x80020006 |
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12 | Global Const $__AU3Obj_DISP_E_EXCEPTION = 0x80020009 |
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13 | Global Const $__AU3Obj_DISPID_UNKNOWN = -1 |
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14 | |
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15 | Global Const $__Au3Obj_vTable = DllStructCreate("ptr QueryInterface; ptr AddRef; ptr Release; ptr GetTypeInfoCount; ptr GetTypeInfo; ptr GetIDsOfNames; ptr Invoke;") |
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16 | ; set DllCallbacks |
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17 | Dim $aCallbacks[8] |
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18 | $aCallbacks[1] = DllCallbackRegister("__Au3Obj_QueryInterface", "long", "ptr;dword;dword") ;QureyInterface |
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19 | $aCallbacks[2] = DllCallbackRegister("__Au3Obj_AddRef", "long", "ptr") ;Addref |
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20 | $aCallbacks[3] = DllCallbackRegister("__Au3Obj_Release", "long", "ptr") ;Release |
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21 | $aCallbacks[4] = DllCallbackRegister("__Au3Obj_GetTypeInfoCount", "long", "ptr;ptr") |
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22 | $aCallbacks[5] = DllCallbackRegister("__Au3Obj_GetTypeInfo", "long", "ptr;uint;int;ptr") |
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23 | $aCallbacks[6] = DllCallbackRegister("__Au3Obj_GetIDsOfNames", "long", "ptr;ptr;ptr;uint;int;ptr") |
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24 | $aCallbacks[7] = DllCallbackRegister("__Au3Obj_Invoke", "long", "ptr;int;ptr;int;ushort;ptr;ptr;ptr;ptr") |
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25 | For $i = 1 To 7 |
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26 | DllStructSetData($__Au3Obj_vTable, $i, DllCallbackGetPtr($aCallbacks[$i])) |
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27 | Next |
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28 | |
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29 | |
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30 | Global Const $__Au3Obj_DISPATCH_METHOD = 0x1 |
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31 | Global Const $__Au3Obj_DISPATCH_PROPERTYGET = 0x2 |
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32 | Global Const $__Au3Obj_DISPATCH_PROPERTYPUT = 0x4 |
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33 | Global Const $__Au3Obj_DISPATCH_PROPERTYPUTREF = 0x8 |
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34 | |
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35 | ; In the end we still want the autoit object. This function converts a raw pointer to an autoit object |
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36 | Func ConvertPtrToIDispatch($pIDispatch) |
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37 | ; Author: monoceres |
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38 | ; This would have been 10000x easier if autoit had supported the idispatch* type in dllstructs... |
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39 | ; Fortunetely memcpy can copy the pointer into a idispatch*, lucky us. |
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40 | Local $aCall = DllCall("kernel32.dll", "none", "RtlMoveMemory", "idispatch*", 0, "ptr*", $pIDispatch, "dword", DllStructGetSize(DllStructCreate('ptr',1))) |
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41 | If @error Then Return SetError(1, 0, 0) |
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42 | Return $aCall[1] |
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43 | EndFunc ;==>ConvertPtrToIDispatch |
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44 | |
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45 | |
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46 | Func __Au3Obj_QueryInterface($pObject, $iid, $ppvObject) |
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47 | ; Actually Autoit is not calling this function, so leave it empty for testing ;) |
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48 | Return $__Au3Obj_E_NOINTERFACE |
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49 | EndFunc ;==>__Au3Obj_QueryInterface |
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50 | |
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51 | Func __Au3Obj_AddRef($pObject) |
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52 | ; Author: Prog@ndy |
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53 | Local $st = DllStructCreate("ptr;dword", $pObject) |
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54 | Local $iCount = DllStructGetData($st, 2) + 1 |
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55 | DllStructSetData($st, 2, $iCount) |
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56 | Return $iCount |
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57 | EndFunc ;==>__Au3Obj_AddRef |
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58 | |
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59 | Func __Au3Obj_Release($pObject) |
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60 | ; Author: Prog@ndy |
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61 | Local $st = DllStructCreate("ptr;dword", $pObject) |
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62 | Local $iCount = DllStructGetData($st, 2) - 1 |
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63 | If $iCount < 0 Then Return 0 |
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64 | DllStructSetData($st, 2, $iCount) |
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65 | If $iCount = 0 Then ; delete Object |
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66 | _MemGlobalFree($pObject) |
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67 | EndIf |
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68 | Return $iCount |
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69 | EndFunc ;==>__Au3Obj_Release |
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70 | |
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71 | Func __Au3Obj_GetTypeInfoCount($pObject, $pctinfo) |
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72 | ; Author: Prog@ndy |
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73 | Return $__Au3Obj_E_NOTIMPL |
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74 | EndFunc ;==>__Au3Obj_GetTypeInfoCount |
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75 | Func __Au3Obj_GetTypeInfo($pObject, $iTInfo, $lcid, $ppTInfo) |
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76 | ; Author: Prog@ndy |
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77 | Return $__Au3Obj_E_NOTIMPL |
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78 | EndFunc ;==>__Au3Obj_GetTypeInfo |
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79 | Func __Au3Obj_GetIDsOfNames($pObject, $riid, $rgszNames, $cNames, $lcid, $rgDispId) |
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80 | ; Author: Prog@ndy |
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81 | If $cNames = 0 Then Return $__AU3Obj_DISP_E_UNKNOWNNAME |
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82 | |
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83 | Local $sName = PtrStringRead(DllStructGetData(DllStructCreate('ptr', $rgszNames), 1)) |
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84 | If $sName = "example" Then |
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85 | DllStructSetData(DllStructCreate("int", $rgDispId),1, 1) ; give $sName the DispID 1 |
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86 | Return $__Au3Obj_S_OK |
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87 | EndIf |
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88 | |
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89 | Return $__AU3Obj_DISP_E_UNKNOWNNAME |
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90 | EndFunc ;==>__Au3Obj_GetIDsOfNames |
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91 | Func PtrStringRead($pStr) |
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92 | ; Author: Prog@ndy |
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93 | Local $aResult = DllCall("kernel32.dll", 'int', 'lstrlenW', 'ptr', $pStr) |
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94 | If @error Or $aResult<1 Then Return SetError(1, 0, 0) |
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95 | Return DllStructGetData(DllStructCreate("wchar[" & $aResult[0] & "]", $pStr), 1) |
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96 | EndFunc ;==>PtrStringRead |
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97 | |
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98 | |
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99 | Func __Au3Obj_Invoke($pObject, $dispIdMember, $riid, $lcid, $wFlags, $pDispParams, $pVarResult, $pExcepInfo, $puArgErr) |
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100 | ; Author: monoceres, Prog@ndy |
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101 | If $dispIdMember <> 1 Then Return $__AU3Obj_DISP_E_EXCEPTION ; we only support the call with ID 1 |
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102 | Select |
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103 | Case BitAND($wFlags, $__Au3Obj_DISPATCH_PROPERTYPUTREF) |
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104 | ;$tExcepInfo = DllStructCreate("ushort wCode; ushort wReserved; ptr bstrSource; ptr bstrDescription; ptr bstrHelpFile; ulong dwHelpContext; ptr pvReserved; ptr pfnDeferredFillIn: ushort scode;", $pExcepInfo) |
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105 | ;DllStructSetData($tExcepInfo, 1, 1001) |
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106 | Return $__AU3Obj_DISP_E_EXCEPTION |
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107 | Case $wFlags = BitOR($__Au3Obj_DISPATCH_METHOD, $__Au3Obj_DISPATCH_PROPERTYGET) |
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108 | MsgBox(0, '', "Method call or GET property with dispId " & $dispIdMember) |
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109 | Return $__Au3Obj_S_OK |
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110 | Case BitAND($wFlags, $__Au3Obj_DISPATCH_PROPERTYPUT) |
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111 | MsgBox(0, '', "PUT property with DispId" & $dispIdMember) |
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112 | Return $__Au3Obj_S_OK |
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113 | Case Else |
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114 | Return $__AU3Obj_DISP_E_EXCEPTION |
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115 | EndSelect |
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116 | Return $__AU3Obj_DISP_E_EXCEPTION |
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117 | EndFunc ;==>__Au3Obj_Invoke |
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118 | |
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119 | |
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120 | ; construct object |
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121 | Local $iSize = DllStructGetSize(DllStructCreate("ptr vTable; dword refcount;", 1)) |
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122 | Local $pMem = _MemGlobalAlloc($iSize, $GPTR) ; will be freed in Objectz::release |
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123 | Local $tStruct = DllStructCreate("ptr vTable; dword refcount;", $pMem) |
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124 | DllStructSetData($tStruct, 1, DllStructGetPtr($__Au3Obj_vTable)) |
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125 | $object = ConvertPtrToIDispatch($pMem) |
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126 | OnAutoItExitRegister("__ReleaseObject") |
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127 | |
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128 | ; calling existing method/property |
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129 | $object.example ;defined in __Au3Obj_GetIDsOfNames |
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130 | $object.example = "bla" |
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131 | |
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132 | ; Test: |
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133 | ; Exit without releasing the object |
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134 | ;~ OnAutoItExitUnregister("__ReleaseObject") |
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135 | |
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136 | Func __ReleaseObject() |
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137 | $object=0 |
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138 | EndFunc |
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