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-rw-r--r--doc/grab.n9
1 files changed, 7 insertions, 2 deletions
diff --git a/doc/grab.n b/doc/grab.n
index 2f7e2f1..1b4857e 100644
--- a/doc/grab.n
+++ b/doc/grab.n
@@ -16,7 +16,6 @@ grab \- Confine pointer and keyboard events to a window sub-tree
.sp
\fBgrab \fIoption \fR?\fIarg arg \fR...?
.BE
-
.SH DESCRIPTION
.PP
This command implements simple pointer and keyboard grabs for Tk.
@@ -102,6 +101,7 @@ Returns \fBnone\fR if no grab is currently set on \fIwindow\fR,
\fBlocal\fR if a local grab is set on \fIwindow\fR, and
\fBglobal\fR if a global grab is set.
.SH WARNING
+.PP
It is very easy to use global grabs to render a display completely
unusable (e.g. by setting a grab on a widget which does not respond to
events and not providing any mechanism for releasing the grab). Take
@@ -121,6 +121,7 @@ only one of those applications can have a local grab for a given
display at any given time. If the applications are in different
processes, this restriction does not exist.
.SH EXAMPLE
+.PP
Set a grab so that only one button may be clicked out of a group. The
other buttons are unresponsive to the mouse until the middle button is
clicked.
@@ -130,6 +131,10 @@ pack [button .b2 \-text "Click me! #2" \-command {destroy .b2}]
pack [button .b3 \-text "Click me! #3" \-command {destroy .b3}]
\fBgrab\fR .b2
.CE
-
+.SH "SEE ALSO"
+busy(n)
.SH KEYWORDS
grab, keyboard events, pointer events, window
+'\" Local Variables:
+'\" mode: nroff
+'\" End: