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| en:docs:fapi:vioscrollup [2021/08/30 14:09] – prokushev | en:docs:fapi:vioscrollup [2021/09/19 05:29] (current) – prokushev | ||
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| {{page> | {{page> | ||
| + | ====== VioScrollUp ====== | ||
| + | |||
| This call scrolls the entire display buffer (or area specified within the display buffer) up. | This call scrolls the entire display buffer (or area specified within the display buffer) up. | ||
| - | ==Syntax== | + | ===== Syntax ===== |
| - | | + | <code c> |
| + | VioScrollUp (TopRow, LeftCol, BotRow, RightCol, Lines, Cell, VioHandle) | ||
| + | </ | ||
| - | ==Parameters== | + | ===== Parameters |
| - | * TopRow (USHORT) - input: Top row to be scrolled. | ||
| - | * LeftCol (USHORT) - input: Left column to be scrolled. | ||
| - | * BotRow (USHORT) - input: Bottom row to be scrolled. | ||
| - | * RightCol (USHORT) - input: Right column to be scrolled. | ||
| - | * Lines (USHORT) - input: Number of lines to be inserted at the bottom of the screen area being scrolled. If 0 is specified, no lines are scrolled. | ||
| - | * Cell (PBYTE) - input: Address of the character attribute(s) pair (2 or 4 bytes) used as a fill character on inserted lines. | ||
| - | * VioHandle (HVIO) - input: This must be zero unless the caller is a Presentation Manager application, | ||
| - | ==Return Code== | + | * TopRow ([[USHORT]]) - input: Top row to be scrolled. |
| - | ;rc (USHORT) - return:Return code descriptions are: | + | * LeftCol ([[USHORT]]) - input: Left column to be scrolled. |
| + | * BotRow ([[USHORT]]) - input: Bottom row to be scrolled. | ||
| + | * RightCol ([[USHORT]]) - input: Right column to be scrolled. | ||
| + | * Lines ([[USHORT]]) - input: Number of lines to be inserted at the bottom of the screen area being scrolled. If 0 is specified, no lines are scrolled. | ||
| + | * Cell ([[PBYTE]]) - input: Address of the character attribute(s) pair (2 or 4 bytes) used as a fill character on inserted lines. | ||
| + | * VioHandle ([[HVIO]]) - input: This must be zero unless the caller is a Presentation Manager application, | ||
| + | |||
| + | ===== Return Code ===== | ||
| + | |||
| + | rc ([[USHORT]]) - return | ||
| + | |||
| + | Return code descriptions are: | ||
| *0 NO_ERROR | *0 NO_ERROR | ||
| Line 26: | Line 33: | ||
| *465 ERROR_VIO_DETACHED | *465 ERROR_VIO_DETACHED | ||
| - | ==Remarks== | + | ===== Remarks ===== |
| TopRow = 0 and LeftCol = 0 identifies the top left corner of the screen. | TopRow = 0 and LeftCol = 0 identifies the top left corner of the screen. | ||
| Line 33: | Line 41: | ||
| If TopRow and LeftCol = 0 and if BotRow, RightCol, and Lines = 65535 (or -1 in assembler language), the entire screen is filled with the character-attribute pair defined by Cell. | If TopRow and LeftCol = 0 and if BotRow, RightCol, and Lines = 65535 (or -1 in assembler language), the entire screen is filled with the character-attribute pair defined by Cell. | ||
| - | ==Bindings== | + | ===== Bindings |
| - | ===C=== | + | |
| + | ====C==== | ||
| <code c> | <code c> | ||
| #define INCL_VIO | #define INCL_VIO | ||
| Line 52: | Line 61: | ||
| </ | </ | ||
| - | ===MASM=== | + | ====MASM==== |
| <code asm> | <code asm> | ||
| EXTRN VioScrollUp: | EXTRN VioScrollUp: | ||
| Line 69: | Line 78: | ||
| </ | </ | ||
| - | ==Related Functions== | + | ===== Related Functions ===== |
| *[[VioScrollDn]] | *[[VioScrollDn]] | ||