X Window System routines: Querying character string sizes

Table 1 provides the routines for querying the character size of a string.

Table 1. Querying character string sizes
Routine	Description
XFreeStringList()	Frees the in-memory data associated with the specified string list.
XQueryTextExtents()	Gets a 1-byte character string bounding box from the server.
XQueryTextExtents16()	Gets a 2-byte character string bounding box from the server.
XStringListToTextProperty()	Converts lists of pointers to character strings and text properties.
XTextExtents()	Gets a bounding box of a 1-byte character string.
XTextExtents16()	Gets a bounding box of a 2-byte character string.
XTextPropertyToStringList()	Returns a list of strings representing the elements of the specified XTextProperty structure.
XTextWidth()	Gets the width of an 8-bit character string.
XTextWidth16()	Gets the width of a 2-byte character string.