attrtype (ULONG)

      Attribute type.

      Presentation parameter attribute identity. The following presentation parameters are initialized by the slider control. The initial value of each is shown in the following list:

      PP_FOREGROUNDCOLOR or PP_FOREGROUNDCOLORINDEX

        Item foreground color; used when displaying text and bit maps. This color is initialized to SYSCLR_WINDOWTEXT.
      PP_BACKGROUNDCOLOR or PP_BACKGROUNDCOLORINDEX
        Slider background color; used for entire control as the background. This color is initialized to SYSCLR_WINDOW.


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