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en:docs:fapi:viosavredrawundo [2021/09/05 05:29] – created prokushev | en:docs:fapi:viosavredrawundo [2021/09/28 01:59] (current) – prokushev | ||
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- | This call allows one thread within a process to cancel a [[VioSavRedrawWait (OS/2 1.x)|VioSavRedrawWait]] issued by another thread within the same process. | + | {{page> |
- | ==Syntax== | + | ====== VioSavRedrawUndo |
- | VioSavRedrawUndo | + | |
- | ==Parameters== | + | This call allows one thread |
- | ;OwnerIndic (USHORT) - input: Indicates whether the thread | + | |
- | ::0 Reserve ownership | + | |
- | ::1 Give up ownership. | + | |
- | ;KillIndic (USHORT) - input: Indicates whether the thread | + | |
- | ::0 Return error code | + | |
- | ::1 Terminate thread. | + | |
- | ;VioHandle (HVIO) - input : Reserved word of 0s. | + | |
- | ==Return Code== | + | ===== Syntax ===== |
- | ;rc (USHORT) - return:Return code descriptions are: | + | <code c> |
- | *0 NO_ERROR | + | VioSavRedrawUndo (OwnerIndic, |
- | *421 ERROR_VIO_INVALID_PARMS | + | </ |
- | *422 ERROR_VIO_FUNCTION_OWNED | + | |
- | *428 ERROR_VIO_NO_SAVE_RESTORE_THD | + | ===== Parameters ===== |
- | *430 ERROR_VIO_ILLEGAL_DURING_POPUP | + | |
- | *465 ERROR_VIO_DETACHED | + | * OwnerIndic ([[USHORT]]) - input: Indicates whether the thread issuing VioSavRedrawUndo wants ownership of VioSavRedrawWait to be reserved for its process. |
- | *494 ERROR_VIO_EXTENDED_SG | + | * 0 Reserve ownership |
+ | * 1 Give up ownership. | ||
+ | * KillIndic ([[USHORT]]) - input: Indicates whether the thread with the outstanding VioSavRedrawWait should be returned an error code or be terminated. | ||
+ | * 0 Return error code | ||
+ | * 1 Terminate thread. | ||
+ | * VioHandle ([[HVIO]]) - input : Reserved word of 0s. | ||
+ | |||
+ | ===== Return Code ===== | ||
+ | |||
+ | rc ([[USHORT]]) - return | ||
+ | |||
+ | Return code descriptions are: | ||
+ | |||
+ | | ||
+ | *421 ERROR_VIO_INVALID_PARMS | ||
+ | *422 ERROR_VIO_FUNCTION_OWNED | ||
+ | *428 ERROR_VIO_NO_SAVE_RESTORE_THD | ||
+ | *430 ERROR_VIO_ILLEGAL_DURING_POPUP | ||
+ | *465 ERROR_VIO_DETACHED | ||
+ | *494 ERROR_VIO_EXTENDED_SG | ||
+ | |||
+ | ===== Remarks ===== | ||
- | ==Remarks== | ||
The issuing thread can reserve ownership of VioSavRedrawWait for its process or give it up. The thread whose VioSavRedrawWait was cancelled is optionally terminated. VioSavRedrawUndo may be issued only by a thread within the same process that owns VioSavRedrawWait. | The issuing thread can reserve ownership of VioSavRedrawWait for its process or give it up. The thread whose VioSavRedrawWait was cancelled is optionally terminated. VioSavRedrawUndo may be issued only by a thread within the same process that owns VioSavRedrawWait. | ||
- | ==Bindings== | + | ===== Bindings ===== |
- | ===C=== | + | |
- | <PRE> | + | ==== C ==== |
+ | |||
+ | <code c> | ||
#define INCL_VIO | #define INCL_VIO | ||
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USHORT | USHORT | ||
- | </PRE> | + | </code> |
+ | |||
+ | ==== MASM ==== | ||
- | ===MASM=== | + | <code asm> |
- | <PRE> | + | |
EXTRN VioSavRedrawUndo: | EXTRN VioSavRedrawUndo: | ||
INCL_VIO | INCL_VIO | ||
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Returns WORD | Returns WORD | ||
- | </PRE> | + | </code> |
- | [[http:// | + | Text based on [[http:// |
+ | {{page> |