Constructs an input method highlight record. The style is set to null.

Parameters:

selected		Whether the text range is selected
state		The conversion state for the text range - RAW_TEXT or CONVERTED_TEXT
variation		The style variation for the text range

Exceptions:

IllegalArgumentException

if a state other than RAW_TEXT or CONVERTED_TEXT is given

See also:
InputMethodHighlight.RAW_TEXT, InputMethodHighlight.CONVERTED_TEXT