我现在用c++编写了一个程序,希望能够和extend交换数据,以及自动对extend进行一些操作。我参阅了例子里的关于OLE AUTOMATION方面的c++程序,但搞得不是很懂。比如说,c++程序向extend发送一个数据: 5 V8 j! j/ q& e8 k' @. F0 r# tName = (WCHAR *) L"Poke";, s. N/ L2 s6 Y2 [5 r5 }5 @
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hr = m_pDisp->GetIDsOfNames ( : O- X4 k* u+ Y; ?1 F7 V2 r IID_NULL, // reserved1 w/ n l' p5 A, G; Y
&Name, // Array of names to get IDs for* K0 ]8 t0 |8 b3 t3 }( D# w
1, // # of names in the array2 R# I8 |# k9 v' F* A
LOCALE_SYSTEM_DEFAULT, // System locale " j: E7 u s. E7 e* V! C( d# A &pokeID); // Array of IDs to fill on output; q" G$ N1 X3 h1 `* b& V* K( F
. u$ v% V+ C* M$ }! p2 I if (hr). N5 ]" k% Z4 d4 f8 G
{ # | G. P* |; h( b" O Y/ n/ F MessageBox ("Get Poke Unsuccessful");2 r% x) v5 x a* a W6 H3 q9 b
return; ( Z t+ C5 o% R. {& F7 D: k6 X; `% M }, f+ M E5 e4 {2 {* f
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/**************************传递数据给extend**************************************/5 x$ P5 m, |3 C7 L1 ^( L
pokeVariant = (VARIANTARG *)malloc(sizeof(VARIANTARG) *3);8 N+ @& a+ z g4 d5 k2 ? _4 K4 Y
! q0 `" U- O0 r valueStr = SysAllocString((WCHAR *) L"1232"); + _/ Z4 A% o) l VariantInit(&pokeVariant[0]); - d0 i7 w% s; f8 p
pokeVariant[0].vt = VT_BSTR;, |& g$ ?$ m- t4 u1 V+ {; C* M
pokeVariant[0].bstrVal = valueStr; . j1 w, s2 q; k7 `8 f 0 i7 b% W: k6 ] E: O itemStr = SysAllocString((WCHAR *) L"global0:#0:0:0:0:0"); 6 Z) c1 g' }! B/ k8 M8 ^ VariantInit(&pokeVariant[1]); % r K1 v/ b, ]2 ]7 i5 E0 g$ o5 g5 B
pokeVariant[1].vt = VT_BSTR; + n/ n1 a; S8 f, W pokeVariant[1].bstrVal = itemStr;" _6 |! u k4 t5 p