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Patch 1208570 added parameters that let a user provide typelib information required to get Excel events

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This commit is contained in:
clay_shooter
2005-10-28 22:58:51 +00:00
parent 545b81e5b1
commit 4e2d45e3ff
7 changed files with 295 additions and 133 deletions
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126
jni/DispatchEvents.cpp
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@@ -36,7 +36,9 @@ extern "C"
// defined below
BOOL GetEventIID(IUnknown*, IID*, CComBSTR **, DISPID **, int *,LPOLESTR);
BOOL GetEventIIDForTypeLib(BSTR, IID*, CComBSTR **, DISPID **, int *,LPOLESTR);
BOOL getClassInfoFromProgId(LPOLESTR bsProgId,LPTYPEINFO *pClassInfo);
BOOL MapEventIIDs(IID*, CComBSTR **, DISPID **, int *, LPOLESTR , LPTYPEINFO );
// extract a EventProxy* from a jobject
EventProxy *extractProxy(JNIEnv *env, jobject arg)
@@ -56,25 +58,42 @@ void putProxy(JNIEnv *env, jobject arg, EventProxy *ep)
env->SetIntField(arg, ajf, (jint)ep);
}
/*
* Class: DispatchEvents
* Method: init2
* Signature: (LDispatch;Ljava/lang/Object;Ljava/lang/String;)V
* Class: com_jacob_com_DispatchEvents
* Method: init3
* Signature: (Lcom/jacob/com/Dispatch;Ljava/lang/Object;Ljava/lang/String;Ljava/lang/String;)V
*/
JNIEXPORT void JNICALL Java_com_jacob_com_DispatchEvents_init2
(JNIEnv *env,
jobject _this, jobject src,
jobject sink,
jstring _progid)
JNIEXPORT void JNICALL Java_com_jacob_com_DispatchEvents_init3
(JNIEnv *env,
jobject _this, jobject src,
jobject sink,
jstring _progid,
jstring _typelib)
{
USES_CONVERSION;
// find progid if any
LPOLESTR bsProgId = NULL;
if (_progid!=NULL) {
const char *progid = env->GetStringUTFChars(_progid, NULL);
bsProgId = A2W(progid);
if (_typelib != NULL && _progid == NULL){
// both are required if typelib exists
ThrowComFail(env,"TypeLib was specified but no program id was",-1);
return;
}
BSTR typeLib = NULL;
if (_typelib != NULL){
const char *typelib = env->GetStringUTFChars(_typelib, NULL);
typeLib = A2W(typelib);
//printf("we have a type lib %ls\n",typeLib);
}
// find progid if any
LPOLESTR bsProgId = NULL;
if (_progid!=NULL) {
const char *progid = env->GetStringUTFChars(_progid, NULL);
bsProgId = A2W(progid);
//printf("we have an applicaton %ls\n",bsProgId);
}
// get the IDispatch for the source object
IDispatch *pDisp = extractDispatch(env, src);
CComQIPtr<IUnknown, &IID_IUnknown> pUnk(pDisp);
@@ -86,19 +105,26 @@ JNIEXPORT void JNICALL Java_com_jacob_com_DispatchEvents_init2
ThrowComFail(env, "Can't find IConnectionPointContainer", -1);
return;
}
// hook up to the default source iid
CComPtr<IConnectionPoint> pCP;
IID eventIID;
CComBSTR *mNames;
DISPID *mIDs;
int n_EventMethods;
if (!GetEventIID(pUnk, &eventIID, &mNames, &mIDs, &n_EventMethods,bsProgId)) {
ThrowComFail(env, "Can't find event iid", -1);
return;
if (_typelib == NULL){
if (!GetEventIID(pUnk, &eventIID, &mNames, &mIDs, &n_EventMethods,bsProgId)) {
ThrowComFail(env, "Can't find event iid", -1);
return;
}
} else {
if (!GetEventIIDForTypeLib(typeLib, &eventIID, &mNames, &mIDs, &n_EventMethods,bsProgId)) {
ThrowComFail(env, "Can't find event iid for type lib", -1);
return;
}
}
// hook up to the default source iid
CComPtr<IConnectionPoint> pCP;
HRESULT hr = pCPC->FindConnectionPoint(eventIID, &pCP);
// VC++ 6.0 compiler realiized we weren't using this variable
//DWORD dwEventCookie;
if (SUCCEEDED(hr))
{
EventProxy *ep = new EventProxy(env, sink, pCP, eventIID, mNames, mIDs, n_EventMethods);
@@ -109,17 +135,6 @@ JNIEXPORT void JNICALL Java_com_jacob_com_DispatchEvents_init2
}
}
/*
* Class: DispatchEvents
* Method: init
* Signature: (LDispatch;Ljava/lang/Object;)V
*/
JNIEXPORT void JNICALL Java_com_jacob_com_DispatchEvents_init
(JNIEnv *env, jobject _this, jobject src, jobject sink)
{
Java_com_jacob_com_DispatchEvents_init2(env,_this,src,sink, NULL);
}
/*
* Class: DispatchEvents
* Method: release
@@ -179,7 +194,6 @@ LoadNameCache(LPTYPEINFO pTypeInfo, LPTYPEATTR pta,
#define IMPLTYPE_DEFAULTSOURCE \
(IMPLTYPEFLAG_FDEFAULT | IMPLTYPEFLAG_FSOURCE)
BOOL GetEventIID(IUnknown *m_pObject, IID* piid,
CComBSTR **mNames, DISPID **mIDs, int *nmeth,LPOLESTR bsProgId)
{
@@ -200,17 +214,22 @@ BOOL GetEventIID(IUnknown *m_pObject, IID* piid,
else if (getClassInfoFromProgId(bsProgId,&pClassInfo)) {
}
else {
printf("couldn't get IProvideClassInfo\n");
printf("GetEventIID: couldn't get IProvideClassInfo\n");
return false;
}
return MapEventIIDs(piid, mNames, mIDs, nmeth, bsProgId, pClassInfo);
}
//printf("got ClassInfo\n");
BOOL MapEventIIDs(IID* piid,
CComBSTR **mNames, DISPID **mIDs, int *nmeth, LPOLESTR bsProgId, LPTYPEINFO pClassInfo)
{
ATLASSERT(pClassInfo != NULL);
//printf("MapEventIIDs: got past ClassInfo assert\n");
LPTYPEATTR pClassAttr;
if (SUCCEEDED(pClassInfo->GetTypeAttr(&pClassAttr)))
{
//printf("got TypeAttr\n");
//printf("MapEventIIDs: got TypeAttr\n");
ATLASSERT(pClassAttr != NULL);
ATLASSERT(pClassAttr->typekind == TKIND_COCLASS);
@@ -218,6 +237,7 @@ BOOL GetEventIID(IUnknown *m_pObject, IID* piid,
int nFlags;
HREFTYPE hRefType;
//printf("MapEventIIDs: looking at %d class attribute impl types \n");
for (unsigned int i = 0; i < pClassAttr->cImplTypes; i++)
{
if (SUCCEEDED(pClassInfo->GetImplTypeFlags(i, &nFlags)) &&
@@ -300,6 +320,42 @@ BOOL getClassInfoFromProgId(LPOLESTR bsProgId,LPTYPEINFO *pClassInfo)
return true;
}
/*
* Get the class info from the progId using the given typeLib.
*/
BOOL getClassInfoFromProgIdTypeLib(BSTR typeLib, LPOLESTR bsProgId, LPTYPEINFO *pClassInfo)
{
USES_CONVERSION;
CLSID clsid;
if (FAILED(CLSIDFromProgID(bsProgId, &clsid))) return false;
if (FAILED(StringFromCLSID(clsid,&bsProgId))) return false;
ITypeLib* pITypeLib;
if (FAILED(LoadTypeLib(typeLib, &pITypeLib))) return false;
//Find ITypeInfo for coclass.
pITypeLib->GetTypeInfoOfGuid(clsid, pClassInfo);
pITypeLib->Release();
return true;
}
BOOL GetEventIIDForTypeLib(BSTR typeLib, IID* piid,
CComBSTR **mNames, DISPID **mIDs, int *nmeth,LPOLESTR bsProgId)
{
LPTYPEINFO pClassInfo = NULL;
if(getClassInfoFromProgIdTypeLib(typeLib, bsProgId,&pClassInfo))
{
if (pClassInfo == NULL){
printf("we had a successful return but pClassInfo is null\n");
}
return MapEventIIDs(piid, mNames, mIDs, nmeth, bsProgId, pClassInfo);
}
else
{
printf("GetEventIIDForTypeLib: couldn't get IProvideClassInfo\n");
return false;
}
}
}