hdc (HDC) - input

Device context handle.

lAttrType (LONG) - input

Specifies the attribute.

Possible attribute types are:

ATYPE_COLOR

Foreground color
ATYPE_BACK_COLOR
Background color
ATYPE_MIX_MODE
Foreground mix
ATYPE_BACK_MIX_MODE
Background mix ATYPE_BACK_COLOR and ATYPE_BACK_MIX_MODE do not apply to the line bundle.

lAttribute (LONG) - input

New attribute value.

flOptions (ULONG) - input

Options flag.

The only allowable option is:

GATTR_DEFAULT

When set, the attribute indicated by lAttrType is set to its default value. When this flag is not set, the attribute is set to the value of lAttribute.

pInstance (PVOID) - input

Pointer to instance data.

lFunction (ULONG) - input

High-order WORD=flags; low-order WORD=NGreDeviceSetGlobalAttribute.

rc (BOOL) - returns

Return Codes.

On completion, the handling routine must return a BOOLEAN value to indicate success or an error.

TRUE

Successful
FALSE
Error
Possible Errors Detected: When an error is detected, the handling routine must call WinSetErrorInfo to post the condition. Error codes for conditions that the handling routine is expected to check include:

PMERR_DEV_FUNC_NOT_INSTALLED PMERR_INV_BACKGROUND_COL_ATTR
PMERR_INV_BACKGROUND_MIX_ATTR
PMERR_INV_COLOR_ATTR
PMERR_INV_HDC
PMERR_INV_MIX_ATTR

Refer to the "Error Explanations" section in the Presentation Manager Programming Reference for further explanation.

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