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en:docs:fapi:mougetnumqueel [2021/10/06 14:23] – created prokushev | en:docs:fapi:mougetnumqueel [2021/11/04 13:14] (current) – prokushev | ||
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+ | {{page> | ||
+ | |||
+ | ====== MouGetNumQueEl ====== | ||
+ | |||
This call returns the current status for the mouse device driver event queue. | This call returns the current status for the mouse device driver event queue. | ||
- | ==Syntax== | + | ===== Syntax ===== |
+ | <code c> | ||
| | ||
+ | </ | ||
- | ==Parameters== | + | ===== Parameters ===== |
- | ; | + | |
- | : | + | |
- | : | + | |
- | ; | + | |
- | ==Return Code== | + | * QueDataRecord (PMOUQUEINFO) - output : Address of the mouse queue status structure: |
- | ;rc (USHORT) - return: | + | * numqelements (USHORT) : Current number of event queue elements, in the range 0 <> value <> maxnumqelements. |
- | * 0 NO_ERROR | + | * maxnumqelements (USHORT) : Maximum number of queue elements as specified in the QSIZE = NN parameter in DEVICE=MOUSExxx.SYS statement in CONFIG.SYS. |
- | * 385 ERROR_MOUSE_NO_DEVICE | + | * DeviceHandle (HMOU) - input : Contains the handle of the mouse device obtained from a previous MouOpen. |
- | * 466 ERROR_MOU_DETACHED | + | |
- | * 501 ERROR_MOUSE_NO_CONSOLE | + | ===== Return Code ===== |
- | * 505 ERROR_MOU_EXTENDED_SG | + | |
+ | rc (USHORT) - return: | ||
+ | |||
+ | | ||
+ | * 385 ERROR_MOUSE_NO_DEVICE | ||
+ | * 466 ERROR_MOU_DETACHED | ||
+ | * 501 ERROR_MOUSE_NO_CONSOLE | ||
+ | * 505 ERROR_MOU_EXTENDED_SG | ||
+ | |||
+ | ===== Remarks ===== | ||
- | ==Remarks== | ||
The maxnumqelements returned by this function is established during mouse device driver configuration. See the mouse DEVICE=MOUSExxx.SYS statement in the '' | The maxnumqelements returned by this function is established during mouse device driver configuration. See the mouse DEVICE=MOUSExxx.SYS statement in the '' | ||
- | ==Bindings== | + | ===== Bindings |
- | ===C=== | + | |
- | <PRE> | + | ====C==== |
+ | <code c> | ||
typedef struct _MOUQUEINFO { /* mouqi */ | typedef struct _MOUQUEINFO { /* mouqi */ | ||
USHORT cEvents; | USHORT cEvents; | ||
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USHORT | USHORT | ||
- | </PRE> | + | </code> |
- | ===MASM=== | + | ====MASM==== |
- | <PRE> | + | <code asm> |
MOUQUEINFO struc | MOUQUEINFO struc | ||
mouqi_cEvents | mouqi_cEvents | ||
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Returns WORD | Returns WORD | ||
- | </PRE> | + | </code> |
- | [[Category:Mou]] | + | {{page> |