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Inside Macintosh: Operating System Utilities /
Chapter 9 - Start Manager / Start Manager Reference
Data Structures


The Default Video Device Parameter Block

Two procedures, GetVideoDefault and SetVideoDefault, use the default video device parameter block. You can use these procedures with the default video device parameter block to get or set the default video device. The DefVideoRec data type defines the default video device parameter block.

TYPE  DefVideoRec = 
RECORD
   sdSlot:     SignedByte; {slot number}
   sdsResource:SignedByte; {SResourceID}
END;
DefVideoPtr = ^DefVideoRec;
Field Description
sdSlot
The physical slot number for the default video device. A value of 0 indicates no video device is the default.
sdSResource
The slot resource ID (SResourceID) for the default video device.

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6 JUL 1996

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