How to Handle WM_POINTERUPDATE [Stub]

[This documentation is preliminary and is subject to change.]

This topic will describe how to retrieve relevant information from WM_POINTERUPDATE in a classic application. It will show how to retrieve the pointer id, how to check whether the message represents the first input generated by a new pointer, and how to make sure whether the message was generated by a pointer that is in contact with the window surface. It will also how to determine the primary, secondary and tertiary actions, and how to use the pointer location of the point.

It will also show how to use various combinations of flags on the WM_POINTERUPDATE messages to retrieve more detailed information specific to the pointer type.

What you need to know


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Complete example



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Build date: 6/27/2013

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