IPortableDeviceCapabilities::GetSupportedContentTypes method
The GetSupportedContentTypes method retrieves all supported content types for a specified functional object type on a device.
Syntax
HRESULT GetSupportedContentTypes(
[in] REFGUID Category,
[out] IPortableDevicePropVariantCollection **ppContentTypes
);
Parameters
- Category [in]
-
A REFGUID that specifies a functional object category. To get a list of functional categories on the device, call IPortableDeviceCapabilities::GetFunctionalCategories.
- ppContentTypes [out]
-
Address of a variable that receives a pointer to an IPortableDevicePropVariantCollection interface that lists all the supported object types for the specified functional object category. These object types will be GUID values of type VT_CLSID in the retrieved PROPVARIANT items. See Requirements for Objects for a list of object types defined by Windows Portable Devices. The caller must release this interface when it is done with it.
Return value
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| Return code | Description |
|---|---|
|
The method succeeded. |
Examples
For an example of how to use this method, see Retrieving the Content Types Supported by a Device.
Requirements
|
Header |
|
|---|---|
|
Library |
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See also