Touch Hit Testing Window Constants

Indicates how messages for touch hit testing are processed by windows that are registered through the RegisterTouchHitTestingWindow function.

Constant/value	Description
TOUCH_HIT_TESTING_DEFAULT 0 (0x0)	WM_TOUCHHITTESTING messages are not sent to the target window but are sent to child windows.
TOUCH_HIT_TESTING_CLIENT 1 (0x1)	WM_TOUCHHITTESTING messages are sent to the target window.
TOUCH_HIT_TESTING_NONE 2 (0x2)	WM_TOUCHHITTESTING messages are not sent to the target window or child windows.

Requirements

Requirement	Value
Minimum supported client	Windows 8 [desktop apps only]
Minimum supported server	Windows Server 2012 [desktop apps only]
Header	Winuser.h

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