IWMSPlugins::get_Count
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IWMSPlugins::get_Count
The get_Count method retrieves the number of IWMSPlugin interfaces contained in the IWMSPlugins collection.
Syntax
HRESULT get_Count( long* pVal );
Parameters
pVal
[out] Pointer to a long containing the number of plug-ins.
Return Values
If the method succeeds, it returns S_OK. If it fails, it returns an HRESULT error code.
Return code | Number | Description |
E_POINTER | 0x80004003 | pVal is a NULL pointer argument. |
Example Code
#include <windows.h> #include "wmsserver.h" // Declare variables and interfaces. IWMSServer *pServer; IWMSPlugins *pPlugins; HRESULT hr; long lCount; // Initialize the COM library and retrieve a pointer // to an IWMSServer interface. hr = CoInitialize(NULL); hr = CoCreateInstance(CLSID_WMSServer, NULL, CLSCTX_ALL, IID_IWMSServer, (void **)&pServer); if (FAILED(hr)) goto EXIT; // Retrieve a pointer to an IWMSPlugins interface // and retrieve the total count of plug-ins. hr = pServer->get_DataSources(&pPlugins); if (FAILED(hr)) goto EXIT; hr = pPlugins->get_Count(&lCount); if (FAILED(hr)) goto EXIT; EXIT: // TODO: Release temporary COM objects and uninitialize COM.
Requirements
Header: wmsserver.h.
Library: WMSServerTypeLib.dll.
Platform: Windows Server 2003 family, Windows Server 2008 family.
See Also
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