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IWMDMOperation interface

This optional, application-implemented IWMDMOperation interface allows the application to control how data is read from or written to the computer during a file transfer.

Members

The IWMDMOperation interface inherits from the IUnknown interface. IWMDMOperation also has these types of members:

Methods

The IWMDMOperation interface has these methods.

MethodDescription
BeginRead

Indicates that a "read from device" action is beginning.

BeginWrite

Indicates that a "write to device" action is beginning.

End

Indicates that a read or write operation is finished.

GetObjectAttributes

Allows the application to specify attributes for an object being written to a device.

GetObjectName

Allows the application to specify the name of an object being written to the device.

GetObjectTotalSize

Retrieves the total size of an object, in bytes.

SetObjectAttributes

Assigns the content attributes. This method is currently not called by Windows Media Device Manager.

SetObjectName

Assigns a name to the content being read or written. This method is currently not called by Windows Media Device Manager.

SetObjectTotalSize

Assigns the total size of an object, in bytes. This method is currently not called by Windows Media Device Manager.

TransferObjectData

Transfers a block of data to or from the computer.

 

See also

Handling File Transfers Manually
Interfaces for Applications
IWMDMOperation2 Interface
IWMDMOperation3 Interface

 

 

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