summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorfvogel <fvogelnew1@free.fr>2023-07-25 20:03:56 (GMT)
committerfvogel <fvogelnew1@free.fr>2023-07-25 20:03:56 (GMT)
commit6b0f5ef846d4089c166ffc752bacfe9103d3060f (patch)
tree89da1994c6d4d0d8f67c7f54003cd51c44658be1
parentd155eede1984f1fb425b0b7ba2c96082053787ca (diff)
parentf4908ad6483be0c228a30c0aad4d254a1f967130 (diff)
downloadtk-6b0f5ef846d4089c166ffc752bacfe9103d3060f.zip
tk-6b0f5ef846d4089c166ffc752bacfe9103d3060f.tar.gz
tk-6b0f5ef846d4089c166ffc752bacfe9103d3060f.tar.bz2
Resolve unintended fork.
-rw-r--r--library/systray.tcl2
1 files changed, 2 insertions, 0 deletions
diff --git a/library/systray.tcl b/library/systray.tcl
index b0dc737..ada0721 100644
--- a/library/systray.tcl
+++ b/library/systray.tcl
@@ -195,6 +195,7 @@ namespace eval ::tk::sysnotify:: {
# Fade the window into view.
proc _fadeIn {w} {
variable defaults
+ if {![winfo exists $w]} {return}
if {[set alpha [option get $w alpha ""]] eq ""} {
set alpha [dict get $defaults alpha]
}
@@ -212,6 +213,7 @@ namespace eval ::tk::sysnotify:: {
# Fade out and destroy window.
proc _fadeOut {w} {
+ if {![winfo exists $w]} {return}
set before [wm attributes $w -alpha]
set new [expr { $before - 0.02 }]
wm attributes $w -alpha $new