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The following table shows the touch screen driver DDSI functions.
| Programming element | Description |
|---|---|
| DdsiTouchPanelAttach | This function executes when the MDD's DLL entry point receives a DLL_PROCESS_ATTACH message. |
| DdsiTouchPanelDetach | This function executes when the MDD's DLL entry point receives a DLL_PROCESS_DETACH message. |
| DdsiTouchPanelDisable | This function disables the touch screen device. |
| DdsiTouchPanelEnable | This function applies power to the touch screen device and initializes it for operation. |
| DdsiTouchPanelGetDeviceCaps | This function queries capabilities of the touch screen device. |
| DdsiTouchPanelGetPoint | This function returns the most recently acquired point and its associated tip state information. |
| DdsiTouchPanelPowerHandler | This function indicates to the driver that the system is entering or leaving the suspend state. |
| DdsiTouchPanelSetMode | This function sets information about the touch screen device. |
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