Pen Application Programming Interface Functions

This chapter provides a reference listing of the pen API functions, arranged in alphabetical order. Each entry describes a separate function organized under the following margin headings:

Margin heading
List of function parameters
Return Value
Possible return values and their meanings
Additional information about the function
See Also
Cross-reference to related API services

Next to each function name is a number that identifies the pen API version that supports the function pics/PENAPI00090001.gif for example, 1.0 or 2.0.

The names of application callback functions appear in italics to indicate the names are placeholders. Callback functions can have any name.

Constants that pertain only to a specific function are listed in this chapter in the reference entry for that function. Generally, constants that pertain to two or more API services appear in Chapter 13, "Pen Application Programming Interface Constants."

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