( R) N/ `( U8 D/ \% e- M7 [2.这是request的程序! n* H6 Y5 ~# c% }* r, Z
// Request a value from Extend 3 _; S9 m2 w, b// ) A" E! A2 }8 x// Initialize the variant that will hold the BSTR. Set the variant's 7 S! l1 s2 c4 C: m) P# e% G) F2 [// type flag to indicate the fact that this variant holds a BSTR. Place the ( J9 I! x) o" @% b) _+ U0 c4 g// BSTR into the variant structure. 4 v( g, X( a. H$ ?0 T 5 R: F8 i! ?1 @+ ^8 t' Y+ Q6 [ requestVariant = (VARIANTARG *)malloc(sizeof(VARIANTARG) *2); 1 z7 Q3 j: _5 s) K% i ; h) }: v+ Z' Z9 v itemStr = SysAllocString((WCHAR *) L"global0:#0:0:0:0:0");6 b5 @' E' C. L. {" u! P U& W
VariantInit(&requestVariant[0]); $ r. w. {3 [1 o) j; ^2 [ requestVariant[0].vt = VT_BSTR; ! w1 H/ Z/ ~; s3 R( O( u requestVariant[0].bstrVal = itemStr;( B; [/ g$ B5 d$ l3 S1 \
& ]$ Q4 d1 j7 o' S; p topicStr = SysAllocString((WCHAR *) L"system"); ; d* [4 j7 P: n5 Z. S VariantInit(&requestVariant[1]); 4 ? s3 S/ p/ i* A0 c7 d3 s requestVariant[1].vt = VT_BSTR; 1 `! B6 C8 W+ D requestVariant[1].bstrVal = topicStr;" V. Z7 h L; L7 E
% k2 S/ m. p3 ]. \% |/ k// Set the DISPPARAMS structure that holds the variant.+ c# [- o0 Y5 U" @% D9 s+ \! l
5 c: M* g& |# j9 Q, k
dp2.rgvarg = requestVariant; " R1 S, W1 y0 R* I dp2.cArgs = 2; " x1 r' J" m9 E" z/ b dp2.rgdispidNamedArgs = NULL; 5 B: j$ h+ n5 i' S) _ dp2.cNamedArgs = 0; / B, N. x) I- r/ E- B/ L2 r : v' ]) T7 u" N& w e. r var.vt = VT_EMPTY; }2 A6 t6 l9 A# L& U' @' O 6 ?# H& {' A# g// Call IDispatch::Invoke() ! a. ?% ]% ~) Z7 }' a. X/ W2 {0 w! s( i( ^8 F$ \: q7 p" `
hr = m_pDisp->Invoke(8 o G3 i6 g8 B
requestID, - t5 R3 V9 j2 ~1 v$ f% P IID_NULL,6 D9 j+ O H4 w) Y- |
LOCALE_SYSTEM_DEFAULT,; ]( W# X& d: f8 P% g0 M7 a
DISPATCH_METHOD,( v1 `: m6 M" h! B0 _ b
&dp2,# w! s7 Y8 D8 C5 a! E
&var, ; V% I( |' ^+ Q% R# t &ei,1 r$ i5 F8 S( H5 b% A
&uiErr); , ~" A3 Q* V% ]' B0 a Y. K5 _' z$ ]
SysFreeString(topicStr);& J8 T1 j) v9 z K9 T
SysFreeString(itemStr); / y# e. f! C0 z请问该程序是获得extend里面的哪个值? 8 J5 {2 x% Q5 o9 P G如果我希望获得extend程序里面的某个变量的数值,那个c++程序应该如何实现????