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 v, ]2 K0 t- Z- XName = (WCHAR *) L"Poke"; ) w2 `- y, s R; x$ K. q( o$ Z ' ]% z i4 r4 T; `) Z J5 m
hr = m_pDisp->GetIDsOfNames ( 2 I# p1 _8 ~2 v7 E" O7 S IID_NULL, // reserved+ q# X0 Z+ R1 c4 x
&Name, // Array of names to get IDs for! n0 I5 J4 u6 b3 \3 |: \% x
1, // # of names in the array : N7 G- h* z' k8 ~2 m% \ G, n6 }1 @ LOCALE_SYSTEM_DEFAULT, // System locale - V- R" D7 J9 Z% P/ D: C' X X8 I/ Z &pokeID); // Array of IDs to fill on output; W9 ]; m" s Q# k
4 g7 `4 D+ O' U2 P$ N if (hr)6 } m2 d0 Z% w6 o! s# M
{ - ?0 \; |! S2 \& o MessageBox ("Get Poke Unsuccessful");+ B/ {' Z& @+ p4 f8 T
return; ' }( M6 q* C; o ?: a/ i } ! y0 }3 I2 M( [$ k' L& `+ n7 _: Q* G3 R5 G+ W
/**************************传递数据给extend**************************************/ 8 H8 G- @' d6 U* ]' J( p' Q4 {; Z( K pokeVariant = (VARIANTARG *)malloc(sizeof(VARIANTARG) *3); 8 K+ u% k& V @" _: \# d5 n : f# ~- L2 a e* e valueStr = SysAllocString((WCHAR *) L"1232");" T D, D* v) ^8 @- n* a7 @( S
VariantInit(&pokeVariant[0]); 4 a( D0 B# Y2 _* ?0 m: A
pokeVariant[0].vt = VT_BSTR; 6 M$ ^4 W* X- ~2 ?* V T pokeVariant[0].bstrVal = valueStr;6 p$ [: y0 E0 F" L' f3 `* Z _3 L' c9 j