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en:docs:fapi:kbdflushbuffer [2021/08/20 07:57] – prokushev | en:docs:fapi:kbdflushbuffer [2021/09/18 15:20] (current) – prokushev | ||
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====== KbdFlushBuffer ====== | ====== KbdFlushBuffer ====== | ||
- | ==Description== | ||
This call clears the keystroke buffer. | This call clears the keystroke buffer. | ||
- | ==Syntax== | + | ===== Syntax ===== |
+ | <code c> | ||
| | ||
+ | </ | ||
+ | ===== Parameters ===== | ||
- | ==Parameters== | + | * KbdHandle ([[HKBD]]) - input : Default keyboard or the logical keyboard. |
- | ; | + | |
- | ==Return Code== | + | ===== Return Code ===== |
- | rc (USHORT) - return | + | |
+ | rc ([[USHORT]]) - return | ||
Return code descriptions are: | Return code descriptions are: | ||
- | * 0 NO_ERROR | ||
- | * 439 ERROR_KBD_INVALID_HANDLE | ||
- | * 445 ERROR_KBD_FOCUS_REQUIRED | ||
- | * 447 ERROR_KBD_KEYBOARD_BUSY | ||
- | * 464 ERROR_KBD_DETACHED | ||
- | * 504 ERROR_KBD_EXTENDED_SG | ||
- | ==Remarks== | + | * 0 NO_ERROR |
+ | * 439 ERROR_KBD_INVALID_HANDLE | ||
+ | * 445 ERROR_KBD_FOCUS_REQUIRED | ||
+ | * 447 ERROR_KBD_KEYBOARD_BUSY | ||
+ | * 464 ERROR_KBD_DETACHED | ||
+ | * 504 ERROR_KBD_EXTENDED_SG | ||
+ | |||
+ | ===== Remarks ===== | ||
KbdFlushBuffer completes when the handle has access to the physical keyboard (focus), or is equal to zero and no other handle has the focus. | KbdFlushBuffer completes when the handle has access to the physical keyboard (focus), or is equal to zero and no other handle has the focus. | ||
- | ===Family API Considerations=== | + | ==== Family API Considerations ==== |
Some options operate differently in the DOS mode than in the OS/2 mode. The KbdHandle is ignored when coding in the DOS mode. | Some options operate differently in the DOS mode than in the OS/2 mode. The KbdHandle is ignored when coding in the DOS mode. | ||
- | ==Example Code== | + | ===== Bindings ===== |
- | ===C Binding=== | + | |
- | <PRE> | + | ==== C Binding ==== |
+ | |||
+ | <code c> | ||
#define INCL_KBD | #define INCL_KBD | ||
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HKBD KbdHandle; | HKBD KbdHandle; | ||
USHORT | USHORT | ||
- | </PRE> | + | </code> |
+ | |||
+ | ==== MASM Binding ==== | ||
- | ===MASM Binding=== | + | <code asm> |
- | <PRE> | + | |
EXTRN KbdFlushBuffer: | EXTRN KbdFlushBuffer: | ||
INCL_KBD | INCL_KBD | ||
Line 49: | Line 57: | ||
Returns WORD | Returns WORD | ||
- | </PRE> | + | </code> |
- | ====== Note ====== | + | ===== Note ===== |
Text based on [[http:// | Text based on [[http:// |