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Create a skeleton SAPI TtsEngine COM object.

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This commit is contained in:
Reece H. Dunn
2016-01-24 18:56:37 +00:00
parent 8ea1b39cba
commit bc0b445281
4 changed files with 202 additions and 6 deletions
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src/windows/com/comentrypoints.c
+55 -6
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@@ -16,19 +16,68 @@
*/
#include "config.h"
#define INITGUID
#include <windows.h>
HRESULT __stdcall DllGetClassObject(REFCLSID classId, REFIID iface, void **pObject)
{
if (!pObject)
return E_POINTER;
// {61D23633-CE59-4101-8158-569FC6B51B49}
DEFINE_GUID(CLSID_TtsEngine, 0x61d23633, 0xce59, 0x4101, 0x81, 0x58, 0x56, 0x9f, 0xc6, 0xb5, 0x1b, 0x49);
*pObject = NULL;
extern HRESULT __stdcall TtsEngine_CreateInstance(IClassFactory *iface, IUnknown *outer, REFIID iid, void **object);
ULONG ObjectCount = 0;
static ULONG LockCount = 0;
static ULONG __stdcall ClassFactory_AddRef(IClassFactory *iface)
{
return 1;
}
static ULONG __stdcall ClassFactory_Release(IClassFactory *iface)
{
return 1;
}
static HRESULT __stdcall ClassFactory_QueryInterface(IClassFactory *iface, REFIID iid, void **object)
{
if (IsEqualGUID(iid, &IID_IUnknown) || IsEqualGUID(iid, &IID_IClassFactory)) {
*object = iface;
iface->lpVtbl->AddRef(iface);
return S_OK;
}
*object = NULL;
return E_NOINTERFACE;
}
static HRESULT __stdcall ClassFactory_LockServer(IClassFactory *iface, BOOL lock)
{
if (lock)
InterlockedIncrement(&LockCount);
else
InterlockedDecrement(&LockCount);
return S_OK;
}
static const IClassFactoryVtbl TtsEngine_ClassFactoryVtbl = {
ClassFactory_QueryInterface,
ClassFactory_AddRef,
ClassFactory_Release,
TtsEngine_CreateInstance,
ClassFactory_LockServer
};
static IClassFactory TtsEngine_ClassFactory = { &TtsEngine_ClassFactoryVtbl };
HRESULT __stdcall DllGetClassObject(REFCLSID classId, REFIID iid, void **object)
{
if (IsEqualCLSID(classId, &CLSID_TtsEngine))
return ClassFactory_QueryInterface(&TtsEngine_ClassFactory, iid, object);
*object = NULL;
return CLASS_E_CLASSNOTAVAILABLE;
}
HRESULT __stdcall DllCanUnloadNow(void)
{
return S_OK;
return (ObjectCount == 0 && LockCount == 0) ? S_OK : S_FALSE;
}