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authorvincentdarley <vincentdarley>2005-11-16 09:51:18 (GMT)
committervincentdarley <vincentdarley>2005-11-16 09:51:18 (GMT)
commitedaf4f8b1a844fa4e953e693b8d60c4be89647ca (patch)
tree4d98e6fec33860719fb3f036bdcc98d1ec06e394
parent406f8d85fb55114093ca2913a62e03493c5abc59 (diff)
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clarify text index documentation
-rw-r--r--ChangeLog6
-rw-r--r--doc/text.n8
2 files changed, 12 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index c6e7f15..a550c50 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2005-11-16 Vince Darley <vincentdarley@users.sourceforge.net>
+
+ * doc/text.n: clarify left to right interpretation of index
+ modifiers, including the fact that validation occurs after
+ each step [Bug 1357575]
+
2005-11-06 Pat Thoyts <patthoyts@users.sourceforge.net>
* unix/tcl.m4: Add missing LIBS for OpenBSD shared libary
diff --git a/doc/text.n b/doc/text.n
index a79b129..dcc1e47 100644
--- a/doc/text.n
+++ b/doc/text.n
@@ -5,7 +5,7 @@
'\" See the file "license.terms" for information on usage and redistribution
'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
'\"
-'\" RCS: @(#) $Id: text.n,v 1.15.2.3 2005/05/12 22:50:59 dgp Exp $
+'\" RCS: @(#) $Id: text.n,v 1.15.2.4 2005/11/16 09:51:18 vincentdarley Exp $
'\"
.so man.macros
.TH text n 8.4 Tk "Tk Built-In Commands"
@@ -291,7 +291,11 @@ If more than one modifier is present then they are applied in
left-to-right order. For example, the index ``\fBend \- 1 chars\fR''
refers to the next-to-last character in the text and
``\fBinsert wordstart \- 1 c\fR'' refers to the character just before
-the first one in the word containing the insertion cursor.
+the first one in the word containing the insertion cursor. Modifiers
+are applied one by one in this left to right order, and after each step
+the resulting index is constrained to be a valid index in the text
+widget. So, for example, the index ''\fB1.0 -1c +1c\fR'' refers to the
+index ''\fB2.0\fR''.
.SH TAGS
.PP
The first form of annotation in text widgets is a tag.