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--- en:docs:fapi:vioscrolldn [2018/09/01 08:12] – created prokushev
+++ en:docs:fapi:vioscrolldn [2021/09/19 02:37] (current) – prokushev
@@ Line 1: / Line 1: @@
+{{page>en:templates:fapiint}}
+====== VioScrollDn ======
 This call scrolls the entire display buffer (or area specified within the display buffer) down.
-==Syntax==
+===== Syntax =====
- VioScrollDn (TopRow, LeftCol, BotRow, RightCol, Lines, Cell, VioHandle)
+<code c>
+VioScrollDn (TopRow, LeftCol, BotRow, RightCol, Lines, Cell, VioHandle)
+</code>
-==Parameters==
+===== Parameters =====
-;TopRow (USHORT) - input : Top row to be scrolled.
-;LeftCol (USHORT) - input : Left column to be scrolled.
+  * TopRow ([[USHORT]]) - input : Top row to be scrolled.
-;BotRow (USHORT) - input : Bottom row to be scrolled.
+  * LeftCol ([[USHORT]]) - input : Left column to be scrolled.
-;RightCol (USHORT) - input : Right column to be scrolled.
+  * BotRow ([[USHORT]]) - input : Bottom row to be scrolled.
-;Lines (USHORT) - input : Number of lines to be inserted at the top of the screen area being scrolled. If 0 is specified, no lines are scrolled.
+  * RightCol ([[USHORT]]) - input : Right column to be scrolled.
-;Cell (PBYTE) - input : Address of the character-attribute(s) pair (2 or 4 bytes) used as a fill character on inserted lines.
+  * Lines ([[USHORT]]) - input : Number of lines to be inserted at the top of the screen area being scrolled. If 0 is specified, no lines are scrolled.
-;VioHandle (HVIO) - input : This must be zero unless the caller is a Presentation Manager application, in which case it must be the value returned by VioGetPs.
+  * 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, in which case it must be the value returned by VioGetPs.
+===== Return Code =====
+rc ([[USHORT]]) - return
-==Return Code==
- rc (USHORT) - return
 Return code descriptions are:
-* 0          NO_ERROR
-* 355        ERROR_VIO_MODE
-* 358        ERROR_VIO_ROW
-* 359        ERROR_VIO_COL
-* 436        ERROR_VIO_INVALID_HANDLE
-* 465        ERROR_VIO_DETACHED
-==Remarks==
+  * 0          NO_ERROR
+  * 355        ERROR_VIO_MODE
+  * 358        ERROR_VIO_ROW
+  * 359        ERROR_VIO_COL
+  * 436        ERROR_VIO_INVALID_HANDLE
+  * 465        ERROR_VIO_DETACHED
+===== Remarks =====
 TopRow = 0 and LeftCol = 0 identifies the top left corner of the screen.
@@ Line 32: / Line 42: @@
-===OS/2 Toolkit 4.52===
+===== Bindings =====
-This function is defined on bsesub.h header of the OS/2 Toolkit on 4.52.
-    #define VioScrollDn             VIO16SCROLLDN
-   APIRET16 APIENTRY16  VioScrollDn (USHORT usTopRow,
-                                     USHORT usLeftCol,
-                                     USHORT usBotRow,
-                                     USHORT usRightCol,
-                                     USHORT cbLines,
-                                     PBYTE pCell,
-                                     HVIO hvio);
-==Example Code==
-===C Binding===
+====C Binding====
-<PRE>
+<code c>
 #define INCL_VIO
@@ Line 62: / Line 61: @@
 USHORT           rc;            /* return code */
-</PRE>
+</code>
-===MASM Binding===
+====MASM Binding====
-<PRE>
+<code asm>
 EXTRN  VioScrollDn:FAR
 INCL_VIO            EQU 1
@@ Line 78: / Line 77: @@
 Returns WORD
-</PRE>
+</code>
-====== Note ======
+===== Note =====
 Text based on [[http://www.edm2.com/index.php/VioScrollDn]]