Class CMMFPluginSelectionParameters

class CMMFPluginSelectionParameters : public CBase;

Description

Contains the parameters used to select mmf plugins from the ECOM registry.

Derivation

• CBase - Base class for all classes to be instantiated on the heap

• CMMFPluginSelectionParameters - Contains the parameters used to select mmf plugins from the ECOM registry

Members

Defined in CMMFPluginSelectionParameters:
EAllowOnlySuppliedMediaIds, EAllowOtherMediaIds, ENoMediaIdMatch, ENoPreferredSupplierMatch, EOnlyPreferredSupplierPluginsReturned, EPreferredSupplierPluginsFirstInList, InterfaceUid(), MediaIdMatchType(), MediaIds(), PreferredSupplier(), PreferredSupplierMatchType(), SetMediaIdsL(), SetPreferredSupplierL(), TMediaIdMatchType, TPreferredSupplierMatchType, ~CMMFPluginSelectionParameters()

Inherited from CBase:
Delete(), Extension_(), operator new()

virtual ~CMMFPluginSelectionParameters();

Description

Destructor. Resets and destroys all member data.

IMPORT_C void SetPreferredSupplierL(const TDesC &aPreferredSupplier, TPreferredSupplierMatchType aMatchType);

Description

Sets the preferred supplier of the plugin.

Parameters

const TDesC &aPreferredSupplier The preferred supplier of the plugin. TPreferredSupplierMatchType aMatchType The type of match to be made.

IMPORT_C void SetMediaIdsL(const RArray< TUid > &aMediaIds, TMediaIdMatchType aMatchType);

Description

Sets the media IDs that must be supported by the plugin, for example audio, video etc.

Parameters

const RArray< TUid > &aMediaIds An array of the media IDs that the selected plugins must support. TMediaIdMatchType aMatchType The type of match to be made.

IMPORT_C const TDesC &PreferredSupplier() const;

Description

Returns the preferred supplier. If no preferred supplier has been set, a blank string will be returned.

Return value

const TDesC & The preferred supplier

IMPORT_C TPreferredSupplierMatchType PreferredSupplierMatchType() const;

Description

Returns the type of preferred supplier match to perform.

Return value

TPreferredSupplierMatchType The preferred supplier match type.

IMPORT_C const RArray< TUid > &MediaIds() const;

Description

Returns the list of media IDs that must be supported by the plugin.

Return value

const RArray< TUid > & The list of media IDs.

IMPORT_C TMediaIdMatchType MediaIdMatchType() const;

Description

Returns the type of preferred supplier match to perform.

Return value

TMediaIdMatchType The preferred supplier match type.

IMPORT_C TUid InterfaceUid() const;

Description

Returns the uid of the interface to be searched for plugin matches.

Return value

TUid The interface uid.

TPreferredSupplierMatchType

Description

Describes the type of preferred supplier match to be performed on the plugins return from the ECOM registry.

ENoPreferredSupplierMatch No preferred supplier match will be performed. EPreferredSupplierPluginsFirstInList Plugins from all suppliers will be returned, but those from the preferred supplier will be first in the list. EOnlyPreferredSupplierPluginsReturned Only plugins from the preferred supplier will be returned.

TMediaIdMatchType

Description

Describes the type of media ID match to be performed on the plugins return from the ECOM registry.

ENoMediaIdMatch No media ID match will be performed. EAllowOtherMediaIds All plugins that support the media ID supplied will be returned, even those that support other media IDs. For example, if an audio plugin is requested, plugins that support audio and video will also be returned. EAllowOnlySuppliedMediaIds Only plugins that support the exact media IDs supplied will be returned. For example, if an audio plugin is requested, plugins that only support audio will be returned (ie. no audio/video plugins).