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C H A P T E R 8
Text and Ink Input and Display
8-24
Using Text
view's
'text
and
'styles
slots are generated and placed in the context frame of
the view.
When
SetValue
is called with a string parameter that is a rich string, it is
automatically decoded into a text and style pair. The result is stored in the view
frame of the paragraph view.
Rich String Functions
8
You can use the rich string functions to convert and work with rich strings. Each of
these functions, shown in Table 8-7, is described in "Rich String Functions and
Methods" (page 7-31) in Newton Programmer's Reference.
Table 8-7
Rich string functions
Function or method name
Description
MakeRichString
Converts the data from two slots into a rich
string.
MakeRichString
uses the text
from the '
text
slot of the view and the
styles
array from the '
styles
slot of the
view.
DecodeRichString
Converts a rich string into a frame containing
a
'text
slot and a
'styles
slot. These
slots can be placed in a paragraph view for
editing or viewing.
ExtractRangeAsRichString
Returns a rich string for a range of text
from a paragraph view.
IsRichString
Determines if a string is a rich string
(i.e., contains ink).
view:GetRichString
Returns the text from a paragraph view as a
rich string or plain string, depending on
whether the paragraph view contains
any ink.
StripInk
Strips any ink from a rich string. Either
removes the ink words or replaces each
with a specified replacement character
or string.
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