diff options
Diffstat (limited to 'doc/winfo.n')
| -rw-r--r-- | doc/winfo.n | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/doc/winfo.n b/doc/winfo.n index aacdabf..0a1b06d 100644 --- a/doc/winfo.n +++ b/doc/winfo.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: winfo.n,v 1.3 2001/12/04 03:07:43 mdejong Exp $ +'\" RCS: @(#) $Id: winfo.n,v 1.3.2.1 2004/10/28 12:25:22 dkf Exp $ '\" .so man.macros .TH winfo n 4.3 Tk "Tk Built-In Commands" @@ -197,7 +197,8 @@ in pixels. This is the value used by \fIwindow\fR's geometry manager to compute its geometry. .TP \fBwinfo rgb \fIwindow color\fR -Returns a list containing three decimal values, which are the +Returns a list containing three decimal values in the range 0 to +65535, which are the red, green, and blue intensities that correspond to \fIcolor\fR in the window given by \fIwindow\fR. \fIColor\fR may be specified in any of the forms acceptable for a color @@ -326,6 +327,19 @@ Returns a decimal string giving the y-coordinate, in \fIwindow\fR's parent, of the upper-left corner of \fIwindow\fR's border (or \fIwindow\fR if it has no border). +.SH EXAMPLE +Print where the mouse pointer is and what window it is currently over: +.CS +set x [\fBwinfo pointerx\fR .] +set y [\fBwinfo pointery\fR .] +puts -nonewline "Mouse pointer at ($x,$y) which is " +set win [\fBwinfo containing\fR $x $y] +if {$win eq ""} { + puts "over no window" +} else { + puts "over $win" +} +.CE .SH KEYWORDS atom, children, class, geometry, height, identifier, information, interpreters, |