MouGetDevStatus: Difference between revisions
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==Parameters== | ==Parameters== | ||
{|class="wikitable" | ;DeviceStatus (PULONG) - input: Current status flags. | ||
:Address of the current status-flag settings for the installed mouse device driver. | |||
:The return value is a 4-byte set of bit flags. | |||
::{|class="wikitable" | |||
!Bit||Description | !Bit||Description | ||
|- | |- | ||
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|0||If set, the event queue is busy with I/O. | |0||If set, the event queue is busy with I/O. | ||
|} | |} | ||
;DeviceHandle (HMOU) - input : Mouse device handle. | ;DeviceHandle (HMOU) - input : Mouse device handle. | ||
:Reserved. Set to 0. | :Reserved. Set to 0. | ||
;rc (APIRET) - returns:Return Code | |||
:MouDevStatus returns one of the following values: | |||
;rc (APIRET) - returns:MouDevStatus returns one of the following values: | ::0 NO_ERROR | ||
::385 ERROR_MOUSE_NO_DEVICE | |||
::466 ERROR_MOU_DETACHED | |||
::501 ERROR_MOUSE_NO_CONSOLE | |||
==Related Functions== | ==Related Functions== | ||
Latest revision as of 23:52, 11 December 2019
Returns status flags for the installed mouse device driver.
Syntax
MouGetDevStatus(DeviceStatus, DeviceHandle)
Parameters
- DeviceStatus (PULONG) - input
- Current status flags.
- Address of the current status-flag settings for the installed mouse device driver.
- The return value is a 4-byte set of bit flags.
Bit Description 31-10 Reserved. Set to 0. 9 If set, mouse data is returned in mickeys, not pels. 8 If set, the drawing operations for the pointer draw routine are disabled. 7-4 Reserved. Set to 0. 3 If set, the pointer draw routine is disabled by an unsupported mode. 2 If set, a flush is in progress. 1 If set, a block-read is in progress. 0 If set, the event queue is busy with I/O.
- DeviceHandle (HMOU) - input
- Mouse device handle.
- Reserved. Set to 0.
- rc (APIRET) - returns
- Return Code
- MouDevStatus returns one of the following values:
- 0 NO_ERROR
- 385 ERROR_MOUSE_NO_DEVICE
- 466 ERROR_MOU_DETACHED
- 501 ERROR_MOUSE_NO_CONSOLE