DISPLAYMODE

DISPLAYMODE STRUC

dmInfoLevel db 0 ;information level (must be zero)

dmReserved1 db ? ;reserved

dmDataLength dw ? ;length of remaining data, in bytes

dmFlags dw ? ;control flags

dmMode db ? ;display mode

dmReserved2 db ? ;reserved

dmColors dw ? ;number of colors

dmWidth dw ? ;screen width, in pixels

dmLength dw ? ;screen length, in pixels

dmColumns dw ? ;columns

dmRows dw ? ;rows

DISPLAYMODE ENDS

The DISPLAYMODE structure contains information about the current display mode of a screen device, such as number of colors, rows, and columns.

Fields

dmInfoLevel

Specifies the information level. This field must be zero.

dmReserved1

Reserved; do not use.

dmDataLength

Specifies the length, in bytes, of the remaining fields in the structure. This field should be 14.

dmFlags

Specifies the control flags. This field is 00h if intensity is off or 01h if intensity is on.

dmMode

Specifies the display mode. This field can be one of the following values:

dmReserved2

Reserved; do not use.

dmColors

Specifies the number of colors available.

dmWidth

Specifies the screen width, in pixels. This field is used for graphics mode only.

dmLength

Specifies the screen length, in pixels. This field is used for graphics mode only.

dmColumns

Specifies the number of text columns.

dmRows

Specifies the number of text rows.

Comments

The number and type of display modes for a given screen device depend on the device type and the ANSI.SYS driver. For a list of display modes, see Section 4.3, “ANSI Escape Sequences.”

See Also

Function 440Ch Minor Code 5Fh Set Display Mode
Function 440Ch Minor Code 7Fh Get Display Mode