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: \2 \: D c: A. c- e; W; \Name = (WCHAR *) L"Poke"; 5 @- F4 Y9 \- W0 n4 v3 X 1 k8 J. t* u- u( R# r! Y2 Y. p hr = m_pDisp->GetIDsOfNames ( , c0 H) y8 g$ @. w* \7 g+ r7 N* L; C IID_NULL, // reserved& i: ?% ?% S' d% v9 x: I
&Name, // Array of names to get IDs for+ T0 @2 ~7 E* f+ T5 Q
1, // # of names in the array : o: O' w9 C* Q+ _ LOCALE_SYSTEM_DEFAULT, // System locale 1 r/ ?; F' o& T d/ E; b- _ &pokeID); // Array of IDs to fill on output. N. C5 P) p2 Y5 O6 i
( D" v ] x% T/ w if (hr)* K c9 n" f) B6 s* l
{ Y. ]9 L$ o6 c$ z8 _
MessageBox ("Get Poke Unsuccessful");/ }4 I, Y- ?& h
return;, A# w# [4 s' N# V
} ) B# Q B5 p. m ]; K! w; V; p( |. S; x5 ^
/**************************传递数据给extend**************************************/- z9 k1 @' E8 O. ?/ |
pokeVariant = (VARIANTARG *)malloc(sizeof(VARIANTARG) *3);; s% X9 Q) H- ?% ]) {: \
" {+ t1 F3 J2 X4 C
valueStr = SysAllocString((WCHAR *) L"1232");) H9 n; M2 B, l- F, Q+ D# X4 y
VariantInit(&pokeVariant[0]); + X* h/ u$ v+ H- P( y$ x( j. O" W pokeVariant[0].vt = VT_BSTR;) V9 z6 ^: ?8 a& Y A+ E3 f( ~8 z
pokeVariant[0].bstrVal = valueStr; 2 ]2 N! w3 q7 U# c : l1 v! ?# L& ?1 {! r itemStr = SysAllocString((WCHAR *) L"global0:#0:0:0:0:0"); 2 U( C2 w% H% }3 [9 N' L( ], T VariantInit(&pokeVariant[1]); ; a& }$ n8 A0 J% [+ I! R4 K pokeVariant[1].vt = VT_BSTR;! j( @+ o8 n l3 _; g& |
pokeVariant[1].bstrVal = itemStr;" _% `" ?8 X0 N$ I* m0 w% Y
]* b% J) o! t' K9 t; `
topicStr = SysAllocString((WCHAR *) L"system"); ) r5 b4 X5 m: v) q VariantInit(&pokeVariant[2]); " l+ X9 w& H8 T
pokeVariant[2].vt = VT_BSTR; + E8 ]4 b8 J7 P; I2 { pokeVariant[2].bstrVal = topicStr;2 C! o0 w( W1 }/ d$ k
- `, A# ]1 y$ B1 t) @# U// Set the DISPPARAMS structure that holds the variant.' s3 [$ {" W; F