diff options
Diffstat (limited to 'library/menu.tcl')
| -rw-r--r-- | library/menu.tcl | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/library/menu.tcl b/library/menu.tcl index 6899b10..cd1260f 100644 --- a/library/menu.tcl +++ b/library/menu.tcl @@ -4,7 +4,7 @@ # It also implements keyboard traversal of menus and implements a few # other utility procedures related to menus. # -# RCS: @(#) $Id: menu.tcl,v 1.11 2000/03/31 09:24:11 hobbs Exp $ +# RCS: @(#) $Id: menu.tcl,v 1.12 2000/04/17 19:32:00 ericm Exp $ # # Copyright (c) 1992-1994 The Regents of the University of California. # Copyright (c) 1994-1997 Sun Microsystems, Inc. @@ -655,9 +655,27 @@ proc tkMenuInvoke {w buttonRelease} { tkMenuUnpost $w } elseif {[string equal [$w cget -type] "menubar"]} { $w postcascade none - $w activate none - event generate $w <<MenuSelect>> + set active [$w index active] + set isCascade [string equal [$w type $active] "cascade"] + + # Only de-activate the active item if it's a cascade; this prevents + # the annoying "activation flicker" you otherwise get with + # checkbuttons/commands/etc. on menubars + + if { $isCascade } { + $w activate none + event generate $w <<MenuSelect>> + } + tkMenuUnpost $w + + # If the active item is not a cascade, invoke it. This enables + # the use of checkbuttons/commands/etc. on menubars (which is legal, + # but not recommended) + + if { !$isCascade } { + uplevel #0 [list $w invoke $active] + } } else { tkMenuUnpost $w uplevel #0 [list $w invoke active] |