Touch Driver IOCTLs (Compact 2013)

3/26/2014

The following table shows the IOCTLs for the touch driver.

IOCTL	Description
IOCTL_TOUCH_GET_TOUCH_PROPS	Retrieves platform-specific touch screen properties.
IOCTL_TOUCH_GET_SAMPLE_RATE	Returns the current IST sampling rate.
IOCTL_TOUCH_GET_SAMPLES	Gets the buffered touch samples.
IOCTL_TOUCH_SET_SAMPLE_RATE	Sets the current IST sampling rate.
IOCTL_TOUCH_SET_SAMPLE_TIMEOUT	Sets the timeout value for retrieving touch samples.
IOCTL_TOUCH_GET_CALIBRATION_POINTS	Overrides the default calibration points that the touch proxy DLL receives from the touch calibration DLL.
IOCTL_TOUCH_ENABLE_TOUCHPANEL	Enables the touch panel IRQ.
IOCTL_TOUCH_DISABLE_TOUCHPANEL	Disables the touch panel IRQ.

Note

The MDD also accepts three power management IOCTLs, (IOCTL_POWER_CAPABILITIES, IOCTL_POWER_SET, IOCTL_POWER_GET). For more information on power management, see Power Management.

See Also