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| author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2022-01-23 16:15:35 (GMT) |
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| committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2022-01-23 16:15:35 (GMT) |
| commit | 2863744760a2d204f11ad4d334f7ba3eb0af8d15 (patch) | |
| tree | f738b3064135ee01a64b9ba6444b39fde1beb208 /doc | |
| parent | 2aec19553ad052d1f93e435021fe5e0e25df3efc (diff) | |
| download | tk-2863744760a2d204f11ad4d334f7ba3eb0af8d15.zip tk-2863744760a2d204f11ad4d334f7ba3eb0af8d15.tar.gz tk-2863744760a2d204f11ad4d334f7ba3eb0af8d15.tar.bz2 | |
Document TK_OPTION_NULL_OK flags for TK_OPTION_BOOLEAN
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/SetOptions.3 | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/SetOptions.3 b/doc/SetOptions.3 index f35d404..8eee22a 100644 --- a/doc/SetOptions.3 +++ b/doc/SetOptions.3 @@ -345,7 +345,9 @@ such as \fBTk_SetOptions\fR, and it supports the \fBTK_OPTION_NULL_OK\fR flag. .TP \fBTK_OPTION_BOOLEAN\fR The value must be a standard boolean value such as \fBtrue\fR or -\fBno\fR. The internal form is an integer with value 0 or 1. +\fBno\fR. The internal form is an integer with value 0 or 1. This option +type supports the \fBTK_OPTION_NULL_OK\fR flag; if a NULL value is set, the +internal representation is set to -1. .TP \fBTK_OPTION_BORDER\fR The value must be a standard color name such as \fBred\fR or \fB#ff8080\fR. |