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: ; U- H3 Q& }2 ~; T; P4 TName = (WCHAR *) L"Poke"; 3 q9 w' e6 D6 u% t: G. u/ }; B' { : C! E; s7 b K: n
hr = m_pDisp->GetIDsOfNames (9 ^: z [/ p/ G5 K
IID_NULL, // reserved; P0 B, l- h# C% n
&Name, // Array of names to get IDs for' R) M! |1 o8 `2 X
1, // # of names in the array 9 g& d0 u9 O3 l- ^ LOCALE_SYSTEM_DEFAULT, // System locale , s" n1 f; d/ \; s% B. g5 P &pokeID); // Array of IDs to fill on output1 e8 K2 H G& }. ^! b
6 k! v8 v1 s1 g8 ^ if (hr) ; W+ g$ ]7 s% `3 K2 V/ X5 Y% @5 v {7 ^' N h/ h; g c0 n* f
MessageBox ("Get Poke Unsuccessful"); 7 ~$ o- r# C. J0 @# C; v9 k return;% O% G! ~- x8 z+ v# X% c1 K$ c
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/**************************传递数据给extend**************************************/4 e' o0 w" M3 \* c
pokeVariant = (VARIANTARG *)malloc(sizeof(VARIANTARG) *3);: J: B% h. @ z! g1 C3 m
$ A$ B6 b6 h. o, U7 a/ g valueStr = SysAllocString((WCHAR *) L"1232");6 A7 ^/ C5 ]/ A* X7 x U7 g# K
VariantInit(&pokeVariant[0]); + ]6 E% {" [1 h+ }# q pokeVariant[0].vt = VT_BSTR;* [ u, Z: Q# W3 C
pokeVariant[0].bstrVal = valueStr; # f |( w6 i% |& H1 v* f! D% D) V+ M e
itemStr = SysAllocString((WCHAR *) L"global0:#0:0:0:0:0"); , y0 P$ {2 \! U' Q1 }" _2 a VariantInit(&pokeVariant[1]); & H" P4 l! i' {% M3 i
pokeVariant[1].vt = VT_BSTR; 5 W4 e2 j" X' E) W6 A8 q8 c; k y pokeVariant[1].bstrVal = itemStr; & A% [$ G1 }! P( i9 y5 q/ q' \8 e( V K$ v$ H
topicStr = SysAllocString((WCHAR *) L"system");" Q" D' i5 S& @1 E
VariantInit(&pokeVariant[2]); % z& S. b8 b' k( c0 g# Z
pokeVariant[2].vt = VT_BSTR;0 W9 X" q x$ N( y; T& C# u
pokeVariant[2].bstrVal = topicStr;: n# h/ t' L0 S# U* I+ u
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// Set the DISPPARAMS structure that holds the variant.1 H1 r, q" F* J: t% q. |9 \