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2.2.4.6.5 Visual_SetAlpha

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The Visual_SetAlpha message sets the alpha value of the visual.


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_size

_msgid

_idObjectSubject

bAlpha

_size (4 bytes): An unsigned 32-bit integer. The total message size, in bytes.

_msgid (4 bytes): A signed 32-bit integer. The message ID that is unique to the specific target. The _msgid value is 0x00000006 for this message.

_idObjectSubject (4 bytes): An unsigned 32-bit integer. The ID of the target object.

bAlpha (1 byte): A byte that specifies the alpha value.