 Important: |
|---|
| This is retired content. This content is outdated and is no longer being maintained. It is provided as a courtesy for individuals who are still using these technologies. This content may contain URLs that were valid when originally published, but now link to sites or pages that no longer exist. |
This function returns information about the capabilities of the touch screen.
BOOL TouchPanelGetDeviceCaps( INT iIndex , LPVOID lpOutput );
Parameters
- iIndex
- Integer specifying the capability to query; one of the
following:
Value Description TPDC_SAMPLE_RATE_ID Sample rate. TPDC_CALIBRATION_POINT_COUNT_ID Number of calibration points used for calibration. TPDC_CALIBRATION_POINT_ID Coordinates (x and y) used for calibration mapping. - lpOutput
- Pointer to the memory location(s) where the queried information
is placed. The format of the referenced memory depends on the
setting of
iIndex, as shown in the following table:
iIndexValue lpOutputFormat TPDC_SAMPLE_RATE_ID Pointer to a TPDC_SAMPLE_RATE structure. TPDC_CALIBRATION_POINT_COUNT_ID Pointer to a TPDC_CALIBRATION_POINT_COUNT structure. TPDC_CALIBRATION_POINT_ID Pointer to a TPDC_CALIBRATION_POINT structure. Return Values
TRUE indicates success. FALSE indicates failure.
Requirements
Runs on Versions Defined in Include Link to Windows CE OS 1.0 and later Tchddi.h Note This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.
Last updated on Tuesday, July 13, 2004