Mouse (Extended Format)

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The mouse event report in extended format contains the following fields:

Item Description
ID Specifies the report identifier.
Length Specifies the report length.
Time stamp Specifies the system time (in milliseconds).
Format Specifies the format of additional fields.
Format 1:
  • Status: Specifies the extended button status.
  • Delta Wheel: Specifies the delta wheel movement.
Format 2:
  • Button Status: Specifies the button status.
  • Delta X: Specifies the delta mouse motion along the X axis.
  • Delta Y: Specifies the delta mouse motion along the Y axis.
  • Delta Wheel: Specifies the delta wheel movement.