Apply some of the changes suggested in [Patch 1237759]

19 files changed, 495 insertions, 492 deletions

diff --git a/library/button.tcl b/library/button.tcl
index 0810375..28c233b 100644
--- a/library/button.tcl
+++ b/library/button.tcl
@@ -4,7 +4,7 @@
 # checkbutton, and radiobutton widgets and provides procedures
 # that help in implementing those bindings.
 #
-# RCS: @(#) $Id: button.tcl,v 1.18 2004/03/17 18:15:44 das Exp $
+# RCS: @(#) $Id: button.tcl,v 1.19 2005/07/25 09:06:01 dkf Exp $
 #
 # Copyright (c) 1992-1994 The Regents of the University of California.
 # Copyright (c) 1994-1996 Sun Microsystems, Inc.
@@ -18,7 +18,7 @@
 # The code below creates the default class bindings for buttons.
 #-------------------------------------------------------------------------
 
-if {[string equal [tk windowingsystem] "aqua"]} {
+if {[tk windowingsystem] eq "aqua"} {
     bind Radiobutton <Enter> {
 	tk::ButtonEnter %W
     }
@@ -38,7 +38,7 @@ if {[string equal [tk windowingsystem] "aqua"]} {
 	tk::ButtonUp %W
     }
 }
-if {[string equal "windows" $tcl_platform(platform)]} {
+if {"windows" eq $tcl_platform(platform)} {
     bind Checkbutton <equal> {
 	tk::CheckRadioInvoke %W select
     }
@@ -68,7 +68,7 @@ if {[string equal "windows" $tcl_platform(platform)]} {
 	tk::CheckRadioEnter %W
     }
 }
-if {[string equal "x11" [tk windowingsystem]]} {
+if {"x11" eq [tk windowingsystem]} {
     bind Checkbutton <Return> {
 	if {!$tk_strictMotif} {
 	    tk::CheckRadioInvoke %W
@@ -127,7 +127,7 @@ bind Radiobutton <Leave> {
     tk::ButtonLeave %W
 }
 
-if {[string equal "windows" $tcl_platform(platform)]} {
+if {"windows" eq $tcl_platform(platform)} {
 
 #########################
 # Windows implementation 
@@ -308,7 +308,7 @@ proc ::tk::CheckRadioDown w {
 
 }
 
-if {[string equal "x11" [tk windowingsystem]]} {
+if {"x11" eq [tk windowingsystem]} {
 
 #####################
 # Unix implementation
@@ -416,7 +416,7 @@ proc ::tk::ButtonDown w {
 
 proc ::tk::ButtonUp w {
     variable ::tk::Priv
-    if {[string equal $w $Priv(buttonWindow)]} {
+    if {$w eq $Priv(buttonWindow)} {
 	set Priv(buttonWindow) ""
 
 	# Restore the button's relief if it was cached.
@@ -444,7 +444,7 @@ proc ::tk::ButtonUp w {
 
 }
 
-if {[string equal [tk windowingsystem] "aqua"]} {
+if {[tk windowingsystem] eq "aqua"} {
 
 ####################
 # Mac implementation
diff --git a/library/choosedir.tcl b/library/choosedir.tcl
index 0307c15..1a054bd 100644
--- a/library/choosedir.tcl
+++ b/library/choosedir.tcl
@@ -5,7 +5,7 @@
 # Copyright (c) 1998-2000 by Scriptics Corporation.
 # All rights reserved.
 # 
-# RCS: @(#) $Id: choosedir.tcl,v 1.16 2005/04/12 20:33:12 hobbs Exp $
+# RCS: @(#) $Id: choosedir.tcl,v 1.17 2005/07/25 09:06:01 dkf Exp $
 
 # Make sure the tk::dialog namespace, in which all dialogs should live, exists
 namespace eval ::tk::dialog {}
@@ -27,9 +27,9 @@ proc ::tk::dialog::file::chooseDir:: {args} {
     variable ::tk::Priv
     set dataName __tk_choosedir
     upvar ::tk::dialog::file::$dataName data
-    ::tk::dialog::file::chooseDir::Config $dataName $args
+    Config $dataName $args
 
-    if {[string equal $data(-parent) .]} {
+    if {$data(-parent) eq "."} {
         set w .$dataName
     } else {
         set w $data(-parent).$dataName
@@ -39,7 +39,7 @@ proc ::tk::dialog::file::chooseDir:: {args} {
     #
     if {![winfo exists $w]} {
 	::tk::dialog::file::Create $w TkChooseDir
-    } elseif {[string compare [winfo class $w] TkChooseDir]} {
+    } elseif {[winfo class $w] ne "TkChooseDir"} {
 	destroy $w
 	::tk::dialog::file::Create $w TkChooseDir
     } else {
@@ -202,24 +202,24 @@ proc ::tk::dialog::file::chooseDir::OkCmd {w} {
     #       that directory.
 
     set selection [tk::IconList_Curselection $data(icons)]
-    if { [llength $selection] != 0 } {
+    if {[llength $selection] != 0} {
 	set iconText [tk::IconList_Get $data(icons) [lindex $selection 0]]
 	set iconText [file join $data(selectPath) $iconText]
-	::tk::dialog::file::chooseDir::Done $w $iconText
+	Done $w $iconText
     } else {
 	set text [$data(ent) get]
-	if { [string equal $text ""] } {
+	if {$text eq ""} {
 	    return
 	}
-	set text [eval file join [file split [string trim $text]]]
-	if { ![file exists $text] || ![file isdirectory $text] } {
+	set text [file join {expand}[file split [string trim $text]]]
+	if {![file exists $text] || ![file isdirectory $text]} {
 	    # Entry contains an invalid directory.  If it's the same as the
 	    # last time they came through here, reset the saved value and end
 	    # the dialog.  Otherwise, save the value (so we can do this test
 	    # next time).
-	    if { [string equal $text $data(previousEntryText)] } {
+	    if {$text eq $data(previousEntryText)} {
 		set data(previousEntryText) ""
-		::tk::dialog::file::chooseDir::Done $w $text
+		Done $w $text
 	    } else {
 		set data(previousEntryText) $text
 	    }
@@ -227,8 +227,8 @@ proc ::tk::dialog::file::chooseDir::OkCmd {w} {
 	    # Entry contains a valid directory.  If it is the same as the
 	    # current directory, end the dialog.  Otherwise, change to that
 	    # directory.
-	    if { [string equal $text $data(selectPath)] } {
-		::tk::dialog::file::chooseDir::Done $w $text
+	    if {$text eq $data(selectPath)} {
+		Done $w $text
 	    } else {
 		set data(selectPath) $text
 	    }
@@ -240,7 +240,7 @@ proc ::tk::dialog::file::chooseDir::OkCmd {w} {
 proc ::tk::dialog::file::chooseDir::DblClick {w} {
     upvar ::tk::dialog::file::[winfo name $w] data
     set selection [tk::IconList_Curselection $data(icons)]
-    if { [llength $selection] != 0 } {
+    if {[llength $selection] != 0} {
 	set filenameFragment \
 		[tk::IconList_Get $data(icons) [lindex $selection 0]]
 	set file $data(selectPath)
@@ -257,7 +257,7 @@ proc ::tk::dialog::file::chooseDir::DblClick {w} {
 proc ::tk::dialog::file::chooseDir::ListBrowse {w text} {
     upvar ::tk::dialog::file::[winfo name $w] data
 
-    if {[string equal $text ""]} {
+    if {$text eq ""} {
 	return
     }
 
@@ -278,12 +278,11 @@ proc ::tk::dialog::file::chooseDir::Done {w {selectFilePath ""}} {
     upvar ::tk::dialog::file::[winfo name $w] data
     variable ::tk::Priv
 
-    if {[string equal $selectFilePath ""]} {
+    if {$selectFilePath eq ""} {
 	set selectFilePath $data(selectPath)
     }
-    if { $data(-mustexist) } {
-	if { ![file exists $selectFilePath] || \
-		![file isdir $selectFilePath] } {
+    if {$data(-mustexist)} {
+	if {![file exists $selectFilePath] || ![file isdir $selectFilePath]} {
 	    return
 	}
     }
diff --git a/library/comdlg.tcl b/library/comdlg.tcl
index 5192791..1a7ab8f 100644
--- a/library/comdlg.tcl
+++ b/library/comdlg.tcl
@@ -3,7 +3,7 @@
 #	Some functions needed for the common dialog boxes. Probably need to go
 #	in a different file.
 #
-# RCS: @(#) $Id: comdlg.tcl,v 1.10 2005/04/05 13:56:35 dgp Exp $
+# RCS: @(#) $Id: comdlg.tcl,v 1.11 2005/07/25 09:06:01 dkf Exp $
 #
 # Copyright (c) 1996 Sun Microsystems, Inc.
 #
@@ -121,7 +121,7 @@ proc tclListValidFlags {v} {
 #
 proc ::tk::FocusGroup_Create {t} {
     variable ::tk::Priv
-    if {[string compare [winfo toplevel $t] $t]} {
+    if {[winfo toplevel $t] ne $t} {
 	error "$t is not a toplevel window"
     }
     if {![info exists Priv(fg,$t)]} {
@@ -173,7 +173,7 @@ proc ::tk::FocusGroup_Destroy {t w} {
     variable FocusOut
     variable ::tk::Priv
 
-    if {[string equal $t $w]} {
+    if {$t eq $w} {
 	unset Priv(fg,$t)
 	unset Priv(focus,$t) 
 
@@ -184,8 +184,7 @@ proc ::tk::FocusGroup_Destroy {t w} {
 	    unset FocusOut($name)
 	}
     } else {
-	if {[info exists Priv(focus,$t)] && \
-		[string equal $Priv(focus,$t) $w]} {
+	if {[info exists Priv(focus,$t)] && ($Priv(focus,$t) eq $w)} {
 	    set Priv(focus,$t) ""
 	}
 	catch {
@@ -206,8 +205,7 @@ proc ::tk::FocusGroup_In {t w detail} {
     variable FocusIn
     variable ::tk::Priv
 
-    if {[string compare $detail NotifyNonlinear] && \
-	    [string compare $detail NotifyNonlinearVirtual]} {
+    if {$detail ne "NotifyNonlinear" && $detail ne "NotifyNonlinearVirtual"]} {
 	# This is caused by mouse moving out&in of the window *or*
 	# ordinary keypresses some window managers (ie: CDE [Bug: 2960]).
 	return
@@ -219,7 +217,7 @@ proc ::tk::FocusGroup_In {t w detail} {
     if {![info exists Priv(focus,$t)]} {
 	return
     }
-    if {[string equal $Priv(focus,$t) $w]} {
+    if {$Priv(focus,$t) eq $w} {
 	# This is already in focus
 	#
 	return
@@ -240,8 +238,7 @@ proc ::tk::FocusGroup_Out {t w detail} {
     variable FocusOut
     variable ::tk::Priv
 
-    if {[string compare $detail NotifyNonlinear] && \
-	    [string compare $detail NotifyNonlinearVirtual]} {
+    if {$detail ne "NotifyNonlinear" && $detail ne "NotifyNonlinearVirtual"} {
 	# This is caused by mouse moving out of the window
 	return
     }
@@ -267,7 +264,7 @@ proc ::tk::FDGetFileTypes {string} {
 	if {[llength $t] < 2 || [llength $t] > 3} {
 	    error "bad file type \"$t\", should be \"typeName {extension ?extensions ...?} ?{macType ?macTypes ...?}?\""
 	}
-	eval lappend [list fileTypes([lindex $t 0])] [lindex $t 1]
+	lappend fileTypes([lindex $t 0]) {expand}[lindex $t 1]
     }
 
     set types {}
@@ -292,7 +289,7 @@ proc ::tk::FDGetFileTypes {string} {
 	set sep ""
 	set doAppend 1
 	foreach ext $fileTypes($label) {
-	    if {[string equal $ext ""]} {
+	    if {$ext eq ""} {
 		continue
 	    }
 	    regsub {^[.]} $ext "*." ext
diff --git a/library/console.tcl b/library/console.tcl
index 893e086..ddd52e6 100644
--- a/library/console.tcl
+++ b/library/console.tcl
@@ -4,7 +4,7 @@
 # can be used by non-unix systems that do not have built-in support
 # for shells.
 #
-# RCS: @(#) $Id: console.tcl,v 1.28 2005/05/31 04:59:38 hobbs Exp $
+# RCS: @(#) $Id: console.tcl,v 1.29 2005/07/25 09:06:01 dkf Exp $
 #
 # Copyright (c) 1995-1997 Sun Microsystems, Inc.
 # Copyright (c) 1998-2000 Ajuba Solutions.
@@ -83,7 +83,7 @@ proc ::tk::ConsoleInit {} {
     AmpMenuArgs	.menubar.edit add command -label [mc P&aste] -accel "$mod+V"\
 	    -command {event generate .console <<Paste>>}
 
-    if {[string compare $tcl_platform(platform) "windows"]} {
+    if {$tcl_platform(platform) ne "windows"} {
 	AmpMenuArgs .menubar.edit add command -label [mc Cl&ear] \
 		-command {event generate .console <<Clear>>}
     } else {
@@ -169,7 +169,7 @@ proc ::tk::ConsoleSource {} {
 	    -filetypes [list \
 	    [list [mc "Tcl Scripts"] .tcl] \
 	    [list [mc "All Files"] *]]]
-    if {[string compare $filename ""]} {
+    if {$filename ne ""} {
     	set cmd [list source $filename]
 	if {[catch {consoleinterp eval $cmd} result]} {
 	    ConsoleOutput stderr "$result\n"
@@ -190,7 +190,7 @@ proc ::tk::ConsoleInvoke {args} {
     set cmd ""
     if {[llength $ranges]} {
 	set pos 0
-	while {[string compare [lindex $ranges $pos] ""]} {
+	while {[lindex $ranges $pos] ne ""} {
 	    set start [lindex $ranges $pos]
 	    set end [lindex $ranges [incr pos]]
 	    append cmd [.console get $start $end]
@@ -957,7 +957,7 @@ proc ::tk::console::ExpandProcname str {
 #		possible further matches
 
 proc ::tk::console::ExpandVariable str {
-    if {[regexp {([^\(]*)\((.*)} $str junk ary str]} {
+    if {[regexp {([^\(]*)\((.*)} $str -> ary str]} {
 	## Looks like they're trying to expand an array.
 	set match [EvalAttached [list array names $ary $str*]]
 	if {[llength $match] > 1} {
diff --git a/library/dialog.tcl b/library/dialog.tcl
index 45569fc..2c5830d 100644
--- a/library/dialog.tcl
+++ b/library/dialog.tcl
@@ -3,7 +3,7 @@
 # This file defines the procedure tk_dialog, which creates a dialog
 # box containing a bitmap, a message, and one or more buttons.
 #
-# RCS: @(#) $Id: dialog.tcl,v 1.17 2004/03/17 18:15:44 das Exp $
+# RCS: @(#) $Id: dialog.tcl,v 1.18 2005/07/25 09:06:01 dkf Exp $
 #
 # Copyright (c) 1992-1993 The Regents of the University of California.
 # Copyright (c) 1994-1997 Sun Microsystems, Inc.
@@ -39,7 +39,7 @@ proc ::tk_dialog {w title text bitmap default args} {
 	    return -code error "default button index greater than number of\
 		    buttons specified for tk_dialog"
 	}
-    } elseif {[string equal {} $default]} {
+    } elseif {"" eq $default} {
 	set default -1
     } else {
 	set default [lsearch -exact $args $default]
@@ -65,13 +65,13 @@ proc ::tk_dialog {w title text bitmap default args} {
 	wm transient $w [winfo toplevel [winfo parent $w]]
     }    
 
-    if {[string equal [tk windowingsystem] "aqua"]} {
+    if {[tk windowingsystem] eq "aqua"} {
 	::tk::unsupported::MacWindowStyle style $w dBoxProc
     }
 
     frame $w.bot
     frame $w.top
-    if {[string equal [tk windowingsystem] "x11"]} {
+    if {[tk windowingsystem] eq "x11"} {
 	$w.bot configure -relief raised -bd 1
 	$w.top configure -relief raised -bd 1
     }
@@ -84,7 +84,7 @@ proc ::tk_dialog {w title text bitmap default args} {
     # overridden by the caller).
 
     option add *Dialog.msg.wrapLength 3i widgetDefault
-    if {[string equal [tk windowingsystem] "aqua"]} {
+    if {[tk windowingsystem] eq "aqua"} {
 	option add *Dialog.msg.font system widgetDefault
     } else {
 	option add *Dialog.msg.font {Times 12} widgetDefault
@@ -92,9 +92,8 @@ proc ::tk_dialog {w title text bitmap default args} {
 
     label $w.msg -justify left -text $text
     pack $w.msg -in $w.top -side right -expand 1 -fill both -padx 3m -pady 3m
-    if {[string compare $bitmap ""]} {
-	if {[string equal [tk windowingsystem] "aqua"] &&\
-		[string equal $bitmap "error"]} {
+    if {$bitmap ne ""} {
+	if {[tk windowingsystem] eq "aqua" && $bitmap eq "error"} {
 	    set bitmap "stop"
 	}
 	label $w.bitmap -bitmap $bitmap
@@ -115,9 +114,9 @@ proc ::tk_dialog {w title text bitmap default args} {
 		-padx 10 -pady 4
 	grid columnconfigure $w.bot $i
 	# We boost the size of some Mac buttons for l&f
-	if {[string equal [tk windowingsystem] "aqua"]} {
+	if {[tk windowingsystem] eq "aqua"} {
 	    set tmp [string tolower $but]
-	    if {[string equal $tmp "ok"] || [string equal $tmp "cancel"]} {
+	    if {$tmp eq "ok" || $tmp eq "cancel"} {
 		grid columnconfigure $w.bot $i -minsize [expr {59 + 20}]
 	    }
 	}
@@ -169,7 +168,7 @@ proc ::tk_dialog {w title text bitmap default args} {
 
     set oldFocus [focus]
     set oldGrab [grab current $w]
-    if {[string compare $oldGrab ""]} {
+    if {$oldGrab ne ""} {
 	set grabStatus [grab status $oldGrab]
     }
     grab $w
@@ -195,8 +194,8 @@ proc ::tk_dialog {w title text bitmap default args} {
 	bind $w <Destroy> {}
 	destroy $w
     }
-    if {[string compare $oldGrab ""]} {
-	if {[string compare $grabStatus "global"]} {
+    if {$oldGrab ne ""} {
+	if {$grabStatus ne "global"} {
 	    grab $oldGrab
 	} else {
 	    grab -global $oldGrab
diff --git a/library/entry.tcl b/library/entry.tcl
index e882972..32b1973 100644
--- a/library/entry.tcl
+++ b/library/entry.tcl
@@ -3,7 +3,7 @@
 # This file defines the default bindings for Tk entry widgets and provides
 # procedures that help in implementing those bindings.
 #
-# RCS: @(#) $Id: entry.tcl,v 1.23 2004/10/19 18:56:01 jenglish Exp $
+# RCS: @(#) $Id: entry.tcl,v 1.24 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1992-1994 The Regents of the University of California.
 # Copyright (c) 1994-1997 Sun Microsystems, Inc.
@@ -50,7 +50,7 @@ bind Entry <<Copy>> {
 bind Entry <<Paste>> {
     global tcl_platform
     catch {
-	if {[string compare [tk windowingsystem] "x11"]} {
+	if {[tk windowingsystem] ne "x11"} {
 	    catch {
 		%W delete sel.first sel.last
 	    }
@@ -209,13 +209,13 @@ bind Entry <Escape> {# nothing}
 bind Entry <Return> {# nothing}
 bind Entry <KP_Enter> {# nothing}
 bind Entry <Tab> {# nothing}
-if {[string equal [tk windowingsystem] "aqua"]} {
-	bind Entry <Command-KeyPress> {# nothing}
+if {[tk windowingsystem] eq "aqua"} {
+    bind Entry <Command-KeyPress> {# nothing}
 }
 
 # On Windows, paste is done using Shift-Insert.  Shift-Insert already
 # generates the <<Paste>> event, so we don't need to do anything here.
-if {[string compare $tcl_platform(platform) "windows"]} {
+if {$tcl_platform(platform) ne "windows"} {
     bind Entry <Insert> {
 	catch {tk::EntryInsert %W [::tk::GetSelection %W PRIMARY]}
     }
@@ -337,7 +337,9 @@ proc ::tk::EntryButton1 {w x} {
     set Priv(pressX) $x
     $w icursor [EntryClosestGap $w $x]
     $w selection from insert
-    if {[string compare "disabled" [$w cget -state]]} {focus $w}
+    if {"disabled" ne [$w cget -state]} {
+	focus $w
+    }
 }
 
 # ::tk::EntryMouseSelect --
@@ -408,7 +410,9 @@ proc ::tk::EntryMouseSelect {w x} {
 proc ::tk::EntryPaste {w x} {
     $w icursor [EntryClosestGap $w $x]
     catch {$w insert insert [::tk::GetSelection $w PRIMARY]}
-    if {[string compare "disabled" [$w cget -state]]} {focus $w}
+    if {"disabled" ne [$w cget -state]} {
+	focus $w
+    }
 }
 
 # ::tk::EntryAutoScan --
@@ -424,7 +428,9 @@ proc ::tk::EntryPaste {w x} {
 proc ::tk::EntryAutoScan {w} {
     variable ::tk::Priv
     set x $Priv(x)
-    if {![winfo exists $w]} return
+    if {![winfo exists $w]} {
+	return
+    }
     if {$x >= [winfo width $w]} {
 	$w xview scroll 2 units
 	EntryMouseSelect $w $x
@@ -465,7 +471,7 @@ proc ::tk::EntryKeySelect {w new} {
 # s -		The string to insert (usually just a single character)
 
 proc ::tk::EntryInsert {w s} {
-    if {[string equal $s ""]} {
+    if {$s eq ""} {
 	return
     }
     catch {
@@ -492,7 +498,9 @@ proc ::tk::EntryBackspace w {
 	$w delete sel.first sel.last
     } else {
 	set x [expr {[$w index insert] - 1}]
-	if {$x >= 0} {$w delete $x}
+	if {$x >= 0} {
+	    $w delete $x
+	}
 	if {[$w index @0] >= [$w index insert]} {
 	    set range [$w xview]
 	    set left [lindex $range 0]
@@ -567,7 +575,7 @@ proc ::tk::EntryTranspose w {
 # w -		The entry window in which the cursor is to move.
 # start -	Position at which to start search.
 
-if {[string equal $tcl_platform(platform) "windows"]}  {
+if {$tcl_platform(platform) eq "windows"}  {
     proc ::tk::EntryNextWord {w start} {
 	set pos [tcl_endOfWord [$w get] [$w index $start]]
 	if {$pos >= 0} {
@@ -649,7 +657,7 @@ proc ::tk::EntryScanDrag {w x} {
 proc ::tk::EntryGetSelection {w} {
     set entryString [string range [$w get] [$w index sel.first] \
 	    [expr {[$w index sel.last] - 1}]]
-    if {[string compare [$w cget -show] ""]} {
+    if {[$w cget -show] ne ""} {
 	return [string repeat [string index [$w cget -show] 0] \
 		[string length $entryString]]
     }
diff --git a/library/focus.tcl b/library/focus.tcl
index 75bf410..5894e94 100644
--- a/library/focus.tcl
+++ b/library/focus.tcl
@@ -3,7 +3,7 @@
 # This file defines several procedures for managing the input
 # focus.
 #
-# RCS: @(#) $Id: focus.tcl,v 1.9 2001/08/01 16:21:11 dgp Exp $
+# RCS: @(#) $Id: focus.tcl,v 1.10 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1994-1995 Sun Microsystems, Inc.
 #
@@ -38,7 +38,7 @@ proc ::tk_focusNext w {
 	    incr i
 	    if {$i < [llength $children]} {
 		set cur [lindex $children $i]
-              if {[string equal [winfo toplevel $cur] $cur]} {
+		if {[winfo toplevel $cur] eq $cur} {
 		    continue
 		} else {
 		    break
@@ -50,14 +50,14 @@ proc ::tk_focusNext w {
 	    # look for its next sibling.
 
 	    set cur $parent
-	    if {[string equal [winfo toplevel $cur] $cur]} {
+	    if {[winfo toplevel $cur] eq $cur} {
 		break
 	    }
 	    set parent [winfo parent $parent]
 	    set children [winfo children $parent]
 	    set i [lsearch -exact $children $cur]
 	}
-	if {[string equal $w $cur] || [tk::FocusOK $cur]} {
+	if {$w eq $cur || [tk::FocusOK $cur]} {
 	    return $cur
 	}
     }
@@ -82,7 +82,7 @@ proc ::tk_focusPrev w {
 	# among its siblings.  Also, if the window is a top-level,
 	# then reposition to just after the last child of the window.
 
-	if {[string equal [winfo toplevel $cur] $cur]}  {
+	if {[winfo toplevel $cur] eq $cur}  {
 	    set parent $cur
 	    set children [winfo children $cur]
 	    set i [llength $children]
@@ -100,7 +100,7 @@ proc ::tk_focusPrev w {
 	while {$i > 0} {
 	    incr i -1
 	    set cur [lindex $children $i]
-	    if {[string equal [winfo toplevel $cur] $cur]} {
+	    if {[winfo toplevel $cur] eq $cur} {
 		continue
 	    }
 	    set parent $cur
@@ -108,7 +108,7 @@ proc ::tk_focusPrev w {
 	    set i [llength $children]
 	}
 	set cur $parent
-	if {[string equal $w $cur] || [tk::FocusOK $cur]} {
+	if {$w eq $cur || [tk::FocusOK $cur]} {
 	    return $cur
 	}
     }
@@ -146,7 +146,7 @@ proc ::tk::FocusOK w {
 	return 0
     }
     set code [catch {$w cget -state} value]
-    if {($code == 0) && [string equal $value "disabled"]} {
+    if {($code == 0) && $value eq "disabled"} {
 	return 0
     }
     regexp Key|Focus "[bind $w] [bind [winfo class $w]]"
@@ -165,15 +165,14 @@ proc ::tk::FocusOK w {
 proc ::tk_focusFollowsMouse {} {
     set old [bind all <Enter>]
     set script {
-	if {[string equal "%d" "NotifyAncestor"] \
-		|| [string equal "%d" "NotifyNonlinear"] \
-		|| [string equal "%d" "NotifyInferior"]} {
+	if {"%d" eq "NotifyAncestor" || "%d" eq "NotifyNonlinear" \
+		|| "%d" eq "NotifyInferior"} {
 	    if {[tk::FocusOK %W]} {
 		focus %W
 	    }
 	}
     }
-    if {[string compare $old ""]} {
+    if {$old ne ""} {
 	bind all <Enter> "$old; $script"
     } else {
 	bind all <Enter> $script
diff --git a/library/listbox.tcl b/library/listbox.tcl
index ff3b549..9143f22 100644
--- a/library/listbox.tcl
+++ b/library/listbox.tcl
@@ -3,7 +3,7 @@
 # This file defines the default bindings for Tk listbox widgets
 # and provides procedures that help in implementing those bindings.
 #
-# RCS: @(#) $Id: listbox.tcl,v 1.13 2002/08/31 06:12:28 das Exp $
+# RCS: @(#) $Id: listbox.tcl,v 1.14 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1994 The Regents of the University of California.
 # Copyright (c) 1994-1995 Sun Microsystems, Inc.
@@ -136,7 +136,7 @@ bind Listbox <Shift-Control-End> {
     tk::ListboxDataExtend %W [%W index end]
 }
 bind Listbox <<Copy>> {
-    if {[string equal [selection own -displayof %W] "%W"]} {
+    if {[selection own -displayof %W] eq "%W"} {
 	clipboard clear -displayof %W
 	clipboard append -displayof %W [selection get -displayof %W]
     }
@@ -160,7 +160,7 @@ bind Listbox <Control-slash> {
     tk::ListboxSelectAll %W
 }
 bind Listbox <Control-backslash> {
-    if {[string compare [%W cget -selectmode] "browse"]} {
+    if {[%W cget -selectmode] ne "browse"} {
 	%W selection clear 0 end
 	event generate %W <<ListboxSelect>>
     }
@@ -183,7 +183,7 @@ bind Listbox <MouseWheel> {
     %W yview scroll [expr {- (%D / 120) * 4}] units
 }
 
-if {[string equal "x11" [tk windowingsystem]]} {
+if {"x11" eq [tk windowingsystem]} {
     # Support for mousewheels on Linux/Unix commonly comes through mapping
     # the wheel to the extended buttons.  If you have a mousewheel, find
     # Linux configuration info at:
@@ -214,7 +214,7 @@ if {[string equal "x11" [tk windowingsystem]]} {
 
 proc ::tk::ListboxBeginSelect {w el} {
     variable ::tk::Priv
-    if {[string equal [$w cget -selectmode] "multiple"]} {
+    if {[$w cget -selectmode] eq "multiple"} {
 	if {[$w selection includes $el]} {
 	    $w selection clear $el
 	} else {
@@ -255,7 +255,7 @@ proc ::tk::ListboxMotion {w el} {
 	}
 	extended {
 	    set i $Priv(listboxPrev)
-	    if {[string equal {} $i]} {
+	    if {$i eq ""} {
 		set i $el
 		$w selection set $el
 	    }
@@ -300,7 +300,7 @@ proc ::tk::ListboxMotion {w el} {
 #		one under the pointer).  Must be in numerical form.
 
 proc ::tk::ListboxBeginExtend {w el} {
-    if {[string equal [$w cget -selectmode] "extended"]} {
+    if {[$w cget -selectmode] eq "extended"} {
 	if {[$w selection includes anchor]} {
 	    ListboxMotion $w $el
 	} else {
@@ -324,7 +324,7 @@ proc ::tk::ListboxBeginExtend {w el} {
 
 proc ::tk::ListboxBeginToggle {w el} {
     variable ::tk::Priv
-    if {[string equal [$w cget -selectmode] "extended"]} {
+    if {[$w cget -selectmode] eq "extended"} {
 	set Priv(listboxSelection) [$w curselection]
 	set Priv(listboxPrev) $el
 	$w selection anchor $el
@@ -410,7 +410,7 @@ proc ::tk::ListboxUpDown {w amount} {
 
 proc ::tk::ListboxExtendUpDown {w amount} {
     variable ::tk::Priv
-    if {[string compare [$w cget -selectmode] "extended"]} {
+    if {[$w cget -selectmode] ne "extended"} {
 	return
     }
     set active [$w index active]
@@ -436,13 +436,13 @@ proc ::tk::ListboxExtendUpDown {w amount} {
 
 proc ::tk::ListboxDataExtend {w el} {
     set mode [$w cget -selectmode]
-    if {[string equal $mode "extended"]} {
+    if {$mode eq "extended"} {
 	$w activate $el
 	$w see $el
         if {[$w selection includes anchor]} {
 	    ListboxMotion $w $el
 	}
-    } elseif {[string equal $mode "multiple"]} {
+    } elseif {$mode eq "multiple"} {
 	$w activate $el
 	$w see $el
     }
@@ -460,12 +460,12 @@ proc ::tk::ListboxDataExtend {w el} {
 
 proc ::tk::ListboxCancel w {
     variable ::tk::Priv
-    if {[string compare [$w cget -selectmode] "extended"]} {
+    if {[$w cget -selectmode] ne "extended"} {
 	return
     }
     set first [$w index anchor]
     set last $Priv(listboxPrev)
-    if { [string equal $last ""] } {
+    if {$last eq ""} {
 	# Not actually doing any selection right now
 	return
     }
@@ -495,7 +495,7 @@ proc ::tk::ListboxCancel w {
 
 proc ::tk::ListboxSelectAll w {
     set mode [$w cget -selectmode]
-    if {[string equal $mode "single"] || [string equal $mode "browse"]} {
+    if {$mode eq "single" || $mode eq "browse"} {
 	$w selection clear 0 end
 	$w selection set active
     } else {
diff --git a/library/menu.tcl b/library/menu.tcl
index e8e2f7c..5589475 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 1.21 2005/05/27 18:06:26 tmh Exp $
+# RCS: @(#) $Id: menu.tcl,v 1.22 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1992-1994 The Regents of the University of California.
 # Copyright (c) 1994-1997 Sun Microsystems, Inc.
@@ -169,7 +169,7 @@ bind Menu <KeyPress> {
 # The following bindings apply to all windows, and are used to
 # implement keyboard menu traversal.
 
-if {[string equal [tk windowingsystem] "x11"]} {
+if {[tk windowingsystem] eq "x11"} {
     bind all <Alt-KeyPress> {
 	tk::TraverseToMenu %W %A
     }
@@ -199,11 +199,11 @@ if {[string equal [tk windowingsystem] "x11"]} {
 proc ::tk::MbEnter w {
     variable ::tk::Priv
 
-    if {[string compare $Priv(inMenubutton) ""]} {
+    if {$Priv(inMenubutton) ne ""} {
 	MbLeave $Priv(inMenubutton)
     }
     set Priv(inMenubutton) $w
-    if {[string compare [$w cget -state] "disabled"]} {
+    if {[$w cget -state] ne "disabled"} {
 	$w configure -state active
     }
 }
@@ -222,7 +222,7 @@ proc ::tk::MbLeave w {
     if {![winfo exists $w]} {
 	return
     }
-    if {[string equal [$w cget -state] "active"]} {
+    if {[$w cget -state] eq "active"} {
 	$w configure -state normal
     }
 }
@@ -248,7 +248,7 @@ proc ::tk::MbPost {w {x {}} {y {}}} {
 	return
     }
     set menu [$w cget -menu]
-    if {[string equal $menu ""]} {
+    if {$menu eq ""} {
 	return
     }
     set tearoff [expr {[tk windowingsystem] eq "x11" \
@@ -257,7 +257,7 @@ proc ::tk::MbPost {w {x {}} {y {}}} {
 	error "can't post $menu:  it isn't a descendant of $w (this is a new requirement in Tk versions 3.0 and later)"
     }
     set cur $Priv(postedMb)
-    if {[string compare $cur ""]} {
+    if {$cur ne ""} {
 	MenuUnpost {}
     }
     set Priv(cursor) [$w cget -cursor]
@@ -338,7 +338,7 @@ proc ::tk::MbPost {w {x {}} {y {}}} {
     	    }
     	    default {
     	    	if {[$w cget -indicatoron]} {
-		    if {[string equal $y {}]} {
+		    if {$y eq ""} {
 			set x [expr {[winfo rootx $w] + [winfo width $w]/2}]
 			set y [expr {[winfo rooty $w] + [winfo height $w]/2}]
 	    	    }
@@ -400,17 +400,17 @@ proc ::tk::MenuUnpost menu {
     # what was posted.
 
     catch {
-	if {[string compare $mb ""]} {
+	if {$mb ne ""} {
 	    set menu [$mb cget -menu]
 	    $menu unpost
 	    set Priv(postedMb) {}
 	    $mb configure -cursor $Priv(cursor)
 	    $mb configure -relief $Priv(relief)
-	} elseif {[string compare $Priv(popup) ""]} {
+	} elseif {$Priv(popup) ne ""} {
 	    $Priv(popup) unpost
 	    set Priv(popup) {}
-	} elseif {[string compare [$menu cget -type] "menubar"] \
-		&& [string compare [$menu cget -type] "tearoff"]} {
+	} elseif {[$menu cget -type] ne "menubar" \
+		&& [$menu cget -type] ne "tearoff"} {
 	    # We're in a cascaded sub-menu from a torn-off menu or popup.
 	    # Unpost all the menus up to the toplevel one (but not
 	    # including the top-level torn-off one) and deactivate the
@@ -418,7 +418,7 @@ proc ::tk::MenuUnpost menu {
 
 	    while {1} {
 		set parent [winfo parent $menu]
-		if {[string compare [winfo class $parent] "Menu"] \
+		if {[winfo class $parent] ne "Menu" \
 			|| ![winfo ismapped $parent]} {
 		    break
 		}
@@ -426,13 +426,12 @@ proc ::tk::MenuUnpost menu {
 		$parent postcascade none
 		GenerateMenuSelect $parent
 		set type [$parent cget -type]
-		if {[string equal $type "menubar"] || \
-			[string equal $type "tearoff"]} {
+		if {$type eq "menubar" || $type eq "tearoff"]} {
 		    break
 		}
 		set menu $parent
 	    }
-	    if {[string compare [$menu cget -type] "menubar"]} {
+	    if {[$menu cget -type] ne "menubar"} {
 		$menu unpost
 	    }
 	}
@@ -441,9 +440,9 @@ proc ::tk::MenuUnpost menu {
     if {($Priv(tearoff) != 0) || $Priv(menuBar) ne ""} {
     	# Release grab, if any, and restore the previous grab, if there
     	# was one.
-	if {[string compare $menu ""]} {
+	if {$menu ne ""} {
 	    set grab [grab current $menu]
-	    if {[string compare $grab ""]} {
+	    if {$grab ne ""} {
 		grab release $grab
 	    }
 	}
@@ -472,21 +471,20 @@ proc ::tk::MenuUnpost menu {
 proc ::tk::MbMotion {w upDown rootx rooty} {
     variable ::tk::Priv
 
-    if {[string equal $Priv(inMenubutton) $w]} {
+    if {$Priv(inMenubutton) eq $w} {
 	return
     }
     set new [winfo containing $rootx $rooty]
-    if {[string compare $new $Priv(inMenubutton)] \
-	    && ([string equal $new ""] \
-	    || [string equal [winfo toplevel $new] [winfo toplevel $w]])} {
-	if {[string compare $Priv(inMenubutton) ""]} {
+    if {$new ne $Priv(inMenubutton) \
+	    && ($new eq "" || [winfo toplevel $new] eq [winfo toplevel $w])} {
+	if {$Priv(inMenubutton) ne ""} {
 	    MbLeave $Priv(inMenubutton)
 	}
-	if {[string compare $new ""] \
-		&& [string equal [winfo class $new] "Menubutton"] \
+	if {$new ne "" \
+		&& [winfo class $new] eq "Menubutton" \
 		&& ([$new cget -indicatoron] == 0) \
 		&& ([$w cget -indicatoron] == 0)} {
-	    if {[string equal $upDown "down"]} {
+	    if {$upDown eq "down"} {
 		MbPost $new $rootx $rooty
 	    } else {
 		MbEnter $new
@@ -533,10 +531,9 @@ proc ::tk::MbButtonUp w {
 
 proc ::tk::MenuMotion {menu x y state} {
     variable ::tk::Priv
-    if {[string equal $menu $Priv(window)]} {
-	if {[string equal [$menu cget -type] "menubar"]} {
-	    if {[info exists Priv(focus)] && \
-		    [string compare $menu $Priv(focus)]} {
+    if {$menu eq $Priv(window)} {
+	if {[$menu cget -type] eq "menubar"} {
+	    if {[info exists Priv(focus)] && $menu ne $Priv(focus)} {
 		$menu activate @$x,$y
 		GenerateMenuSelect $menu
 	    }
@@ -573,17 +570,16 @@ proc ::tk::MenuButtonDown menu {
         return
     }
     $menu postcascade active
-    if {[string compare $Priv(postedMb) ""] && \
-	    [winfo viewable $Priv(postedMb)]} {
+    if {$Priv(postedMb) ne "" && [winfo viewable $Priv(postedMb)]} {
 	grab -global $Priv(postedMb)
     } else {
-	while {[string equal [$menu cget -type] "normal"] \
-		&& [string equal [winfo class [winfo parent $menu]] "Menu"] \
+	while {[$menu cget -type] eq "normal" \
+		&& [winfo class [winfo parent $menu]] eq "Menu" \
 		&& [winfo ismapped [winfo parent $menu]]} {
 	    set menu [winfo parent $menu]
 	}
 
-	if {[string equal $Priv(menuBar) {}]} {
+	if {$Priv(menuBar) eq {}} {
 	    set Priv(menuBar) $menu
 	    set Priv(cursor) [$menu cget -cursor]
 	    $menu configure -cursor arrow
@@ -594,14 +590,14 @@ proc ::tk::MenuButtonDown menu {
 	# restore the grab, since the old grab window will not be viewable
 	# anymore.
 
-	if {[string compare $menu [grab current $menu]]} {
+	if {$menu ne [grab current $menu]} {
 	    SaveGrabInfo $menu
 	}
 
 	# Must re-grab even if the grab window hasn't changed, in order
 	# to release the implicit grab from the button press.
 
-	if {[string equal [tk windowingsystem] "x11"]} {
+	if {[tk windowingsystem] eq "x11"} {
 	    grab -global $menu
 	}
     }
@@ -620,12 +616,12 @@ proc ::tk::MenuButtonDown menu {
 proc ::tk::MenuLeave {menu rootx rooty state} {
     variable ::tk::Priv
     set Priv(window) {}
-    if {[string equal [$menu index active] "none"]} {
+    if {[$menu index active] eq "none"} {
 	return
     }
-    if {[string equal [$menu type active] "cascade"]
-          && [string equal [winfo containing $rootx $rooty] \
-                  [$menu entrycget active -menu]]} {
+    if {[$menu type active] eq "cascade" \
+	    && [winfo containing $rootx $rooty] eq \
+		[$menu entrycget active -menu]} {
 	return
     }
     $menu activate none
@@ -645,7 +641,7 @@ proc ::tk::MenuLeave {menu rootx rooty state} {
 proc ::tk::MenuInvoke {w buttonRelease} {
     variable ::tk::Priv
 
-    if {$buttonRelease && [string equal $Priv(window) {}]} {
+    if {$buttonRelease && $Priv(window) eq ""} {
 	# Mouse was pressed over a menu without a menu button, then
 	# dragged off the menu (possibly with a cascade posted) and
 	# released.  Unpost everything and quit.
@@ -656,14 +652,14 @@ proc ::tk::MenuInvoke {w buttonRelease} {
 	MenuUnpost $w
 	return
     }
-    if {[string equal [$w type active] "cascade"]} {
+    if {[$w type active] eq "cascade"} {
 	$w postcascade active
 	set menu [$w entrycget active -menu]
 	MenuFirstEntry $menu
-    } elseif {[string equal [$w type active] "tearoff"]} {
+    } elseif {[$w type active] eq "tearoff"} {
 	::tk::TearOffMenu $w
 	MenuUnpost $w
-    } elseif {[string equal [$w cget -type] "menubar"]} {
+    } elseif {[$w cget -type] eq "menubar"} {
 	$w postcascade none
 	set active [$w index active]
 	set isCascade [string equal [$w type $active] "cascade"]
@@ -705,9 +701,9 @@ proc ::tk::MenuInvoke {w buttonRelease} {
 
 proc ::tk::MenuEscape menu {
     set parent [winfo parent $menu]
-    if {[string compare [winfo class $parent] "Menu"]} {
+    if {[winfo class $parent] ne "Menu"} {
 	MenuUnpost $menu
-    } elseif {[string equal [$parent cget -type] "menubar"]} {
+    } elseif {[$parent cget -type] eq "menubar"} {
 	MenuUnpost $menu
 	RestoreOldGrab
     } else {
@@ -719,7 +715,7 @@ proc ::tk::MenuEscape menu {
 # differently depending on whether the menu is a menu bar or not.
 
 proc ::tk::MenuUpArrow {menu} {
-    if {[string equal [$menu cget -type] "menubar"]} {
+    if {[$menu cget -type] eq "menubar"} {
 	MenuNextMenu $menu left
     } else {
 	MenuNextEntry $menu -1
@@ -727,7 +723,7 @@ proc ::tk::MenuUpArrow {menu} {
 }
 
 proc ::tk::MenuDownArrow {menu} {
-    if {[string equal [$menu cget -type] "menubar"]} {
+    if {[$menu cget -type] eq "menubar"} {
 	MenuNextMenu $menu right
     } else {
 	MenuNextEntry $menu 1
@@ -735,7 +731,7 @@ proc ::tk::MenuDownArrow {menu} {
 }
 
 proc ::tk::MenuLeftArrow {menu} {
-    if {[string equal [$menu cget -type] "menubar"]} {
+    if {[$menu cget -type] eq "menubar"} {
 	MenuNextEntry $menu -1
     } else {
 	MenuNextMenu $menu left
@@ -743,7 +739,7 @@ proc ::tk::MenuLeftArrow {menu} {
 }
 
 proc ::tk::MenuRightArrow {menu} {
-    if {[string equal [$menu cget -type] "menubar"]} {
+    if {[$menu cget -type] eq "menubar"} {
 	MenuNextEntry $menu 1
     } else {
 	MenuNextMenu $menu right
@@ -765,22 +761,22 @@ proc ::tk::MenuNextMenu {menu direction} {
 
     # First handle traversals into and out of cascaded menus.
 
-    if {[string equal $direction "right"]} {
+    if {$direction eq "right"} {
 	set count 1
 	set parent [winfo parent $menu]
 	set class [winfo class $parent]
-	if {[string equal [$menu type active] "cascade"]} {
+	if {[$menu type active] eq "cascade"} {
 	    $menu postcascade active
 	    set m2 [$menu entrycget active -menu]
-	    if {[string compare $m2 ""]} {
+	    if {$m2 ne ""} {
 		MenuFirstEntry $m2
 	    }
 	    return
 	} else {
 	    set parent [winfo parent $menu]
-	    while {[string compare $parent "."]} {
-		if {[string equal [winfo class $parent] "Menu"] \
-			&& [string equal [$parent cget -type] "menubar"]} {
+	    while {$parent ne "."} {
+		if {[winfo class $parent] eq "Menu" \
+			&& [$parent cget -type] eq "menubar"} {
 		    tk_menuSetFocus $parent
 		    MenuNextEntry $parent 1
 		    return
@@ -791,33 +787,31 @@ proc ::tk::MenuNextMenu {menu direction} {
     } else {
 	set count -1
 	set m2 [winfo parent $menu]
-	if {[string equal [winfo class $m2] "Menu"]} {
+	if {[winfo class $m2] eq "Menu"} {
 	    $menu activate none
 	    GenerateMenuSelect $menu
 	    tk_menuSetFocus $m2
 
 	    $m2 postcascade none
 
-	    if {[string compare [$m2 cget -type] "menubar"]} {
+	    if {[$m2 cget -type] ne "menubar"} {
 		return
 	    }
 	}
     }
 
-    # Can't traverse into or out of a cascaded menu.  Go to the next
+    # Can't traverse into or out of a cascaded menu. Go to the next
     # or previous menubutton, if that makes sense.
 
     set m2 [winfo parent $menu]
-    if {[string equal [winfo class $m2] "Menu"]} {
-	if {[string equal [$m2 cget -type] "menubar"]} {
-	    tk_menuSetFocus $m2
-	    MenuNextEntry $m2 -1
-	    return
-	}
+    if {[winfo class $m2] eq "Menu" && [$m2 cget -type] eq "menubar"} {
+	tk_menuSetFocus $m2
+	MenuNextEntry $m2 -1
+	return
     }
 
     set w $Priv(postedMb)
-    if {[string equal $w ""]} {
+    if {$w eq ""} {
 	return
     }
     set buttons [winfo children [winfo parent $w]]
@@ -831,13 +825,13 @@ proc ::tk::MenuNextMenu {menu direction} {
 	    incr i -$length
 	}
 	set mb [lindex $buttons $i]
-	if {[string equal [winfo class $mb] "Menubutton"] \
-		&& [string compare [$mb cget -state] "disabled"] \
-		&& [string compare [$mb cget -menu] ""] \
-		&& [string compare [[$mb cget -menu] index last] "none"]} {
+	if {[winfo class $mb] eq "Menubutton" \
+		&& [$mb cget -state] ne "disabled" \
+		&& [$mb cget -menu] ne "" \
+		&& [[$mb cget -menu] index last] ne "none"} {
 	    break
 	}
-	if {[string equal $mb $w]} {
+	if {$mb eq $w} {
 	    return
 	}
 	incr i $count
@@ -856,14 +850,13 @@ proc ::tk::MenuNextMenu {menu direction} {
 #				-1 means go to the next higher entry.
 
 proc ::tk::MenuNextEntry {menu count} {
-
-    if {[string equal [$menu index last] "none"]} {
+    if {[$menu index last] eq "none"} {
 	return
     }
     set length [expr {[$menu index last]+1}]
     set quitAfter $length
     set active [$menu index active]
-    if {[string equal $active "none"]} {
+    if {$active eq "none"} {
 	set i 0
     } else {
 	set i [expr {$active + $count}]
@@ -897,10 +890,9 @@ proc ::tk::MenuNextEntry {menu count} {
     $menu activate $i
     GenerateMenuSelect $menu
 
-    if {[string equal [$menu type $i] "cascade"] \
-	    && [string equal [$menu cget -type] "menubar"]} {
+    if {[$menu type $i] eq "cascade" && [$menu cget -type] eq "menubar"} {
 	set cascade [$menu entrycget $i -menu]
-	if {[string compare $cascade ""]} {
+	if {$cascade ne ""} {
 	    # Here we auto-post a cascade.  This is necessary when
 	    # we traverse left/right in the menubar, but undesirable when
 	    # we traverse up/down in a menu.
@@ -932,24 +924,23 @@ proc ::tk::MenuFind {w char} {
 
     foreach child $windowlist {
 	# Don't descend into other toplevels.
-        if {[string compare [winfo toplevel $w] [winfo toplevel $child]]} {
+        if {[winfo toplevel $w] ne [winfo toplevel $child]} {
 	    continue
 	}
-	if {[string equal [winfo class $child] "Menu"] && \
-		[string equal [$child cget -type] "menubar"]} {
-	    if {[string equal $char ""]} {
+	if {[winfo class $child] eq "Menu" && \
+		[$child cget -type] eq "menubar"} {
+	    if {$char eq ""} {
 		return $child
 	    }
 	    set last [$child index last]
 	    for {set i [$child cget -tearoff]} {$i <= $last} {incr i} {
-		if {[string equal [$child type $i] "separator"]} {
+		if {[$child type $i] eq "separator"} {
 		    continue
 		}
 		set char2 [string index [$child entrycget $i -label] \
 			[$child entrycget $i -underline]]
-		if {[string equal $char [string tolower $char2]] \
-			|| [string equal $char ""]} {
-		    if {[string compare [$child entrycget $i -state] "disabled"]} {
+		if {$char eq [string tolower $char2] || $char eq ""} {
+		    if {[$child entrycget $i -state] ne "disabled"} {
 			return $child
 		    }
 		}
@@ -959,16 +950,15 @@ proc ::tk::MenuFind {w char} {
 
     foreach child $windowlist {
 	# Don't descend into other toplevels.
-        if {[string compare [winfo toplevel $w] [winfo toplevel $child]]} {
+        if {[winfo toplevel $w] ne [winfo toplevel $child]} {
 	    continue
 	}
-	switch [winfo class $child] {
+	switch -- [winfo class $child] {
 	    Menubutton {
 		set char2 [string index [$child cget -text] \
 			[$child cget -underline]]
-		if {[string equal $char [string tolower $char2]] \
-			|| [string equal $char ""]} {
-		    if {[string compare [$child cget -state] "disabled"]} {
+		if {$char eq [string tolower $char2] || $char eq ""} {
+		    if {[$child cget -state] ne "disabled"} {
 			return $child
 		    }
 		}
@@ -976,7 +966,7 @@ proc ::tk::MenuFind {w char} {
 
 	    default {
 		set match [MenuFind $child $char]
-		if {[string compare $match ""]} {
+		if {$match ne ""} {
 		    return $match
 		}
 	    }
@@ -999,22 +989,21 @@ proc ::tk::MenuFind {w char} {
 
 proc ::tk::TraverseToMenu {w char} {
     variable ::tk::Priv
-    if {[string equal $char ""]} {
+    if {$char eq ""} {
 	return
     }
-    while {[string equal [winfo class $w] "Menu"]} {
-	if {[string compare [$w cget -type] "menubar"] \
-		&& [string equal $Priv(postedMb) ""]} {
+    while {[winfo class $w] eq "Menu"} {
+	if {[$w cget -type] ne "menubar" && $Priv(postedMb) eq ""} {
 	    return
 	}
-	if {[string equal [$w cget -type] "menubar"]} {
+	if {[$w cget -type] eq "menubar"} {
 	    break
 	}
 	set w [winfo parent $w]
     }
     set w [MenuFind [winfo toplevel $w] $char]
-    if {[string compare $w ""]} {
-	if {[string equal [winfo class $w] "Menu"]} {
+    if {$w ne ""} {
+	if {[winfo class $w] eq "Menu"} {
 	    tk_menuSetFocus $w
 	    set Priv(window) $w
 	    SaveGrabInfo $w
@@ -1038,8 +1027,8 @@ proc ::tk::TraverseToMenu {w char} {
 proc ::tk::FirstMenu w {
     variable ::tk::Priv
     set w [MenuFind [winfo toplevel $w] ""]
-    if {[string compare $w ""]} {
-	if {[string equal [winfo class $w] "Menu"]} {
+    if {$w ne ""} {
+	if {[winfo class $w] eq "Menu"} {
 	    tk_menuSetFocus $w
 	    set Priv(window) $w
 	    SaveGrabInfo $w
@@ -1064,12 +1053,12 @@ proc ::tk::FirstMenu w {
 #				nothing happens.
 
 proc ::tk::TraverseWithinMenu {w char} {
-    if {[string equal $char ""]} {
+    if {$char eq ""} {
 	return
     }
     set char [string tolower $char]
     set last [$w index last]
-    if {[string equal $last "none"]} {
+    if {$last eq "none"} {
 	return
     }
     for {set i 0} {$i <= $last} {incr i} {
@@ -1077,13 +1066,13 @@ proc ::tk::TraverseWithinMenu {w char} {
 		[$w entrycget $i -label] [$w entrycget $i -underline]]}]} {
 	    continue
 	}
-	if {[string equal $char [string tolower $char2]]} {
-	    if {[string equal [$w type $i] "cascade"]} {
+	if {$char eq [string tolower $char2]} {
+	    if {[$w type $i] eq "cascade"} {
 		$w activate $i
 		$w postcascade active
 		event generate $w <<MenuSelect>>
 		set m2 [$w entrycget $i -menu]
-		if {[string compare $m2 ""]} {
+		if {$m2 ne ""} {
 		    MenuFirstEntry $m2
 		}
 	    } else {
@@ -1107,31 +1096,30 @@ proc ::tk::TraverseWithinMenu {w char} {
 # menu -		Name of the menu window (possibly empty).
 
 proc ::tk::MenuFirstEntry menu {
-    if {[string equal $menu ""]} {
+    if {$menu eq ""} {
 	return
     }
     tk_menuSetFocus $menu
-    if {[string compare [$menu index active] "none"]} {
+    if {[$menu index active] ne "none"} {
 	return
     }
     set last [$menu index last]
-    if {[string equal $last "none"]} {
+    if {$last eq "none"} {
 	return
     }
     for {set i 0} {$i <= $last} {incr i} {
 	if {([catch {set state [$menu entrycget $i -state]}] == 0) \
-		&& [string compare $state "disabled"] \
-		&& [string compare [$menu type $i] "tearoff"]} {
+		&& $state ne "disabled" && [$menu type $i] ne "tearoff"} {
 	    $menu activate $i
 	    GenerateMenuSelect $menu
 	    # Only post the cascade if the current menu is a menubar;
 	    # otherwise, if the first entry of the cascade is a cascade,
 	    # we can get an annoying cascading effect resulting in a bunch of
 	    # menus getting posted (bug 676)
-	    if {[string equal [$menu type $i] "cascade"] && \
-		[string equal [$menu cget -type] "menubar"]} {
+	    if {[$menu type $i] eq "cascade" \
+		    && [$menu cget -type] eq "menubar"} {
 		set cascade [$menu entrycget $i -menu]
-		if {[string compare $cascade ""]} {
+		if {$cascade ne ""} {
 		    $menu postcascade $i
 		    MenuFirstEntry $cascade
 		}
@@ -1159,12 +1147,12 @@ proc ::tk::MenuFindName {menu s} {
 	return $i
     }
     set last [$menu index last]
-    if {[string equal $last "none"]} {
+    if {$last eq "none"} {
 	return
     }
     for {set i 0} {$i <= $last} {incr i} {
 	if {![catch {$menu entrycget $i -label} label]} {
-	    if {[string equal $label $s]} {
+	    if {$label eq $s} {
 		return $i
 	    }
 	}
@@ -1187,7 +1175,7 @@ proc ::tk::MenuFindName {menu s} {
 proc ::tk::PostOverPoint {menu x y {entry {}}}  {
     global tcl_platform
     
-    if {[string compare $entry {}]} {
+    if {$entry ne ""} {
 	if {$entry == [$menu index last]} {
 	    incr y [expr {-([$menu yposition $entry] \
 		    + [winfo reqheight $menu])/2}]
@@ -1252,7 +1240,7 @@ proc ::tk::RestoreOldGrab {} {
 	# be visible anymore.
 
 	catch {
-          if {[string equal $Priv(grabStatus) "global"]} {
+	    if {$Priv(grabStatus) eq "global"} {
 		grab set -global $Priv(oldGrab)
 	    } else {
 		grab set $Priv(oldGrab)
@@ -1264,7 +1252,7 @@ proc ::tk::RestoreOldGrab {} {
 
 proc ::tk_menuSetFocus {menu} {
     variable ::tk::Priv
-    if {![info exists Priv(focus)] || [string equal $Priv(focus) {}]} {
+    if {![info exists Priv(focus)] || $Priv(focus) eq ""} {
 	set Priv(focus) [focus]
     }
     focus $menu
@@ -1273,8 +1261,8 @@ proc ::tk_menuSetFocus {menu} {
 proc ::tk::GenerateMenuSelect {menu} {
     variable ::tk::Priv
 
-    if {[string equal $Priv(activeMenu) $menu] \
-          && [string equal $Priv(activeItem) [$menu index active]]} {
+    if {$Priv(activeMenu) eq $menu \
+	    && $Priv(activeItem) eq [$menu index active]} {
 	return
     }
 
diff --git a/library/palette.tcl b/library/palette.tcl
index 55834d3..0ec5b94 100644
--- a/library/palette.tcl
+++ b/library/palette.tcl
@@ -3,7 +3,7 @@
 # This file contains procedures that change the color palette used
 # by Tk.
 #
-# RCS: @(#) $Id: palette.tcl,v 1.8 2001/11/29 10:54:21 dkf Exp $
+# RCS: @(#) $Id: palette.tcl,v 1.9 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1995-1997 Sun Microsystems, Inc.
 #
@@ -174,7 +174,7 @@ proc ::tk::RecolorTree {w colors} {
 	    # dbOption, then use it, otherwise use the defaults
 	    # for the widget.
 	    set defaultcolor [option get $w $dbOption $class]
-	    if {[string match {} $defaultcolor] || \
+	    if {$defaultcolor eq "" || \
 		    ([info exists prototype] && \
 		    [$prototype cget $option] ne "$defaultcolor")} {
 		set defaultcolor [winfo rgb . [lindex $value 3]]
diff --git a/library/panedwindow.tcl b/library/panedwindow.tcl
index e09dd7a..f1f9f9a 100644
--- a/library/panedwindow.tcl
+++ b/library/panedwindow.tcl
@@ -3,7 +3,7 @@
 # This file defines the default bindings for Tk panedwindow widgets and
 # provides procedures that help in implementing those bindings.
 #
-# RCS: @(#) $Id: panedwindow.tcl,v 1.10 2005/02/12 00:48:33 hobbs Exp $
+# RCS: @(#) $Id: panedwindow.tcl,v 1.11 2005/07/25 09:06:00 dkf Exp $
 #
 
 bind Panedwindow <Button-1> { ::tk::panedwindow::MarkSash %W %x %y 1 }
@@ -35,16 +35,21 @@ namespace eval ::tk::panedwindow {}
 #   None
 #
 proc ::tk::panedwindow::MarkSash {w x y proxy} {
-    if {[$w cget -opaqueresize]} { set proxy 0 }
+    variable ::tk::Priv
+    if {[$w cget -opaqueresize]} {
+	set proxy 0
+    }
     set what [$w identify $x $y]
     if { [llength $what] == 2 } {
-	foreach {index which} $what break
-	if { !$::tk_strictMotif || [string equal $which "handle"] } {
-	    if {!$proxy} { $w sash mark $index $x $y }
-	    set ::tk::Priv(sash) $index
-	    foreach {sx sy} [$w sash coord $index] break
-	    set ::tk::Priv(dx) [expr {$sx-$x}]
-	    set ::tk::Priv(dy) [expr {$sy-$y}]
+	lassign $what index which
+	if {!$::tk_strictMotif || $which eq "handle"} {
+	    if {!$proxy} {
+		$w sash mark $index $x $y
+	    }
+	    set Priv(sash) $index
+	    lassign [$w sash coord $index] sx sy
+	    set Priv(dx) [expr {$sx-$x}]
+	    set Priv(dy) [expr {$sy-$y}]
 	    # Do this to init the proxy location
 	    DragSash $w $x $y $proxy
 	}
@@ -64,14 +69,16 @@ proc ::tk::panedwindow::MarkSash {w x y proxy} {
 #   Moves sash
 #
 proc ::tk::panedwindow::DragSash {w x y proxy} {
-    if {[$w cget -opaqueresize]} { set proxy 0 }
-    if { [info exists ::tk::Priv(sash)] } {
+    variable ::tk::Priv
+    if {[$w cget -opaqueresize]} {
+	set proxy 0
+    }
+    if {[info exists Priv(sash)]} {
 	if {$proxy} {
-	    $w proxy place \
-		    [expr {$x+$::tk::Priv(dx)}] [expr {$y+$::tk::Priv(dy)}]
+	    $w proxy place [expr {$x+$Priv(dx)}] [expr {$y+$Priv(dy)}]
 	} else {
-	    $w sash place $::tk::Priv(sash) \
-		    [expr {$x+$::tk::Priv(dx)}] [expr {$y+$::tk::Priv(dy)}]
+	    $w sash place $Priv(sash) \
+		    [expr {$x+$Priv(dx)}] [expr {$y+$Priv(dy)}]
 	}
     }
 }
@@ -87,14 +94,17 @@ proc ::tk::panedwindow::DragSash {w x y proxy} {
 #   Returns ...
 #
 proc ::tk::panedwindow::ReleaseSash {w proxy} {
-    if {[$w cget -opaqueresize]} { set proxy 0 }
-    if { [info exists ::tk::Priv(sash)] } {
+    variable ::tk::Priv
+    if {[$w cget -opaqueresize]} {
+	set proxy 0
+    }
+    if {[info exists Priv(sash)]} {
 	if {$proxy} {
-	    foreach {x y} [$w proxy coord] break
-	    $w sash place $::tk::Priv(sash) $x $y
+	    lassign [$w proxy coord] x y
+	    $w sash place $Priv(sash) $x $y
 	    $w proxy forget
 	}
-	unset ::tk::Priv(sash) ::tk::Priv(dx) ::tk::Priv(dy)
+	unset Priv(sash) Priv(dx) Priv(dy)
     }
 }
 
@@ -115,17 +125,15 @@ proc ::tk::panedwindow::Motion {w x y} {
     variable ::tk::Priv
     set id [$w identify $x $y]
     if {([llength $id] == 2) && \
-	    (!$::tk_strictMotif || [string equal [lindex $id 1] "handle"])} {
-	if { ![info exists Priv($w,panecursor)] } {
+	    (!$::tk_strictMotif || [lindex $id 1] eq "handle")} {
+	if {![info exists Priv($w,panecursor)]} {
 	    set Priv($w,panecursor) [$w cget -cursor]
-	    if { [string equal [$w cget -sashcursor] ""] } {
-		if { [string equal [$w cget -orient] "horizontal"] } {
-		    $w configure -cursor sb_h_double_arrow
-		} else {
-		    $w configure -cursor sb_v_double_arrow
-		}
-	    } else {
+	    if {[$w cget -sashcursor] ne ""} {
 		$w configure -cursor [$w cget -sashcursor]
+	    } elseif {[$w cget -orient] eq "horizontal"} {
+		$w configure -cursor sb_h_double_arrow
+	    } else {
+		$w configure -cursor sb_v_double_arrow
 	    }
 	    if {[info exists Priv($w,pwAfterId)]} {
 		after cancel $Priv($w,pwAfterId)
@@ -135,7 +143,7 @@ proc ::tk::panedwindow::Motion {w x y} {
 	}
 	return
     }
-    if { [info exists Priv($w,panecursor)] } {
+    if {[info exists Priv($w,panecursor)]} {
 	$w configure -cursor $Priv($w,panecursor)
 	unset Priv($w,panecursor)
     }
@@ -181,8 +189,9 @@ proc ::tk::panedwindow::Cursor {w} {
 #   Restores the default cursor
 #
 proc ::tk::panedwindow::Leave {w} {
-    if {[info exists ::tk::Priv($w,panecursor)]} {
-        $w configure -cursor $::tk::Priv($w,panecursor)
-        unset ::tk::Priv($w,panecursor)
+    variable ::tk::Priv
+    if {[info exists Priv($w,panecursor)]} {
+        $w configure -cursor $Priv($w,panecursor)
+        unset Priv($w,panecursor)
     }
 }
diff --git a/library/safetk.tcl b/library/safetk.tcl
index 1993ade..5a14dde 100644
--- a/library/safetk.tcl
+++ b/library/safetk.tcl
@@ -2,7 +2,7 @@
 #
 # Support procs to use Tk in safe interpreters.
 #
-# RCS: @(#) $Id: safetk.tcl,v 1.8 2000/10/31 01:11:51 hobbs Exp $
+# RCS: @(#) $Id: safetk.tcl,v 1.9 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1997 Sun Microsystems, Inc.
 #
@@ -126,7 +126,7 @@ proc ::safe::loadTk {} {}
 		set nDisplay $display
 	    }
 	}
-	if {[string compare $nDisplay $display]} {
+	if {$nDisplay ne $display} {
 	    if {$displayGiven} {
 		error "conflicting -display $display and -use\
 			$use -> $nDisplay"
diff --git a/library/scale.tcl b/library/scale.tcl
index ce68b98..01138d3 100644
--- a/library/scale.tcl
+++ b/library/scale.tcl
@@ -3,7 +3,7 @@
 # This file defines the default bindings for Tk scale widgets and provides
 # procedures that help in implementing the bindings.
 #
-# RCS: @(#) $Id: scale.tcl,v 1.12 2003/10/03 00:40:45 patthoyts Exp $
+# RCS: @(#) $Id: scale.tcl,v 1.13 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1994 The Regents of the University of California.
 # Copyright (c) 1994-1995 Sun Microsystems, Inc.
@@ -32,7 +32,7 @@ bind Scale <Leave> {
     if {$tk_strictMotif} {
 	%W config -activebackground $tk::Priv(activeBg)
     }
-    if {[string equal [%W cget -state] "active"]} {
+    if {[%W cget -state] eq "active"} {
 	%W configure -state normal
     }
 }
@@ -62,7 +62,7 @@ bind Scale <ButtonRelease-2> {
     tk::ScaleEndDrag %W
     tk::ScaleActivate %W %x %y
 }
-if {[string equal $tcl_platform(platform) "windows"]} {
+if {$tcl_platform(platform) eq "windows"} {
     # On Windows do the same with button 3, as that is the right mouse button
     bind Scale <3>		[bind Scale <2>]
     bind Scale <B3-Motion>	[bind Scale <B2-Motion>]
@@ -114,15 +114,15 @@ bind Scale <End> {
 # x, y -	Mouse coordinates.
 
 proc ::tk::ScaleActivate {w x y} {
-    if {[string equal [$w cget -state] "disabled"]} {
+    if {[$w cget -state] eq "disabled"} {
 	return
     }
-    if {[string equal [$w identify $x $y] "slider"]} {
+    if {[$w identify $x $y] eq "slider"} {
 	set state active
     } else {
 	set state normal
     }
-    if {[string compare [$w cget -state] $state]} {
+    if {[$w cget -state] ne $state} {
 	$w configure -state $state
     }
 }
@@ -143,11 +143,11 @@ proc ::tk::ScaleButtonDown {w x y} {
     # save the relief
     set Priv($w,relief) [$w cget -sliderrelief]
 
-    if {[string equal $el "trough1"]} {
+    if {$el eq "trough1"} {
 	ScaleIncrement $w up little initial
-    } elseif {[string equal $el "trough2"]} {
+    } elseif {$el eq "trough2"} {
 	ScaleIncrement $w down little initial
-    } elseif {[string equal $el "slider"]} {
+    } elseif {$el eq "slider"} {
 	set Priv(dragging) 1
 	set Priv(initValue) [$w get]
 	set coords [$w coords]
@@ -213,7 +213,7 @@ proc ::tk::ScaleEndDrag {w} {
 proc ::tk::ScaleIncrement {w dir big repeat} {
     variable ::tk::Priv
     if {![winfo exists $w]} return
-    if {[string equal $big "big"]} {
+    if {$big eq "big"} {
 	set inc [$w cget -bigincrement]
 	if {$inc == 0} {
 	    set inc [expr {abs([$w cget -to] - [$w cget -from])/10.0}]
@@ -224,15 +224,15 @@ proc ::tk::ScaleIncrement {w dir big repeat} {
     } else {
 	set inc [$w cget -resolution]
     }
-    if {([$w cget -from] > [$w cget -to]) ^ [string equal $dir "up"]} {
+    if {([$w cget -from] > [$w cget -to]) ^ ($dir eq "up")} {
 	set inc [expr {-$inc}]
     }
     $w set [expr {[$w get] + $inc}]
 
-    if {[string equal $repeat "again"]} {
+    if {$repeat eq "again"} {
 	set Priv(afterId) [after [$w cget -repeatinterval] \
 		[list tk::ScaleIncrement $w $dir $big again]]
-    } elseif {[string equal $repeat "initial"]} {
+    } elseif {$repeat eq "initial"} {
 	set delay [$w cget -repeatdelay]
 	if {$delay > 0} {
 	    set Priv(afterId) [after $delay \
@@ -252,9 +252,9 @@ proc ::tk::ScaleIncrement {w dir big repeat} {
 
 proc ::tk::ScaleControlPress {w x y} {
     set el [$w identify $x $y]
-    if {[string equal $el "trough1"]} {
+    if {$el eq "trough1"} {
 	$w set [$w cget -from]
-    } elseif {[string equal $el "trough2"]} {
+    } elseif {$el eq "trough2"} {
 	$w set [$w cget -to]
     }
 }
@@ -271,8 +271,8 @@ proc ::tk::ScaleControlPress {w x y} {
 proc ::tk::ScaleButton2Down {w x y} {
     variable ::tk::Priv
 
-    if {[string equal [$w cget -state] "disabled"]} {
-      return
+    if {[$w cget -state] eq "disabled"} {
+	return
     }
 
     $w configure -state active
diff --git a/library/scrlbar.tcl b/library/scrlbar.tcl
index b31686d..6be187b 100644
--- a/library/scrlbar.tcl
+++ b/library/scrlbar.tcl
@@ -3,7 +3,7 @@
 # This file defines the default bindings for Tk scrollbar widgets.
 # It also provides procedures that help in implementing the bindings.
 #
-# RCS: @(#) $Id: scrlbar.tcl,v 1.10 2002/08/31 06:12:28 das Exp $
+# RCS: @(#) $Id: scrlbar.tcl,v 1.11 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1994 The Regents of the University of California.
 # Copyright (c) 1994-1996 Sun Microsystems, Inc.
@@ -17,7 +17,7 @@
 #-------------------------------------------------------------------------
 
 # Standard Motif bindings:
-if {[string equal [tk windowingsystem] "x11"]} {
+if {[tk windowingsystem] eq "x11"} {
 
 bind Scrollbar <Enter> {
     if {$tk_strictMotif} {
@@ -144,7 +144,7 @@ proc tk::ScrollButtonDown {w x y} {
     set Priv(relief) [$w cget -activerelief]
     $w configure -activerelief sunken
     set element [$w identify $x $y]
-    if {[string equal $element "slider"]} {
+    if {$element eq "slider"} {
 	ScrollStartDrag $w $x $y
     } else {
 	ScrollSelect $w $element initial
@@ -195,10 +195,10 @@ proc ::tk::ScrollSelect {w element repeat} {
 	"arrow2"	{ScrollByUnits $w hv 1}
 	default		{return}
     }
-    if {[string equal $repeat "again"]} {
+    if {$repeat eq "again"} {
 	set Priv(afterId) [after [$w cget -repeatinterval] \
 		[list tk::ScrollSelect $w $element again]]
-    } elseif {[string equal $repeat "initial"]} {
+    } elseif {$repeat eq "initial"} {
 	set delay [$w cget -repeatdelay]
 	if {$delay > 0} {
 	    set Priv(afterId) [after $delay \
@@ -218,7 +218,7 @@ proc ::tk::ScrollSelect {w element repeat} {
 proc ::tk::ScrollStartDrag {w x y} {
     variable ::tk::Priv
 
-    if {[string equal [$w cget -command] ""]} {
+    if {[$w cget -command] eq ""} {
 	return
     }
     set Priv(pressX) $x
@@ -248,7 +248,7 @@ proc ::tk::ScrollStartDrag {w x y} {
 proc ::tk::ScrollDrag {w x y} {
     variable ::tk::Priv
 
-    if {[string equal $Priv(initPos) ""]} {
+    if {$Priv(initPos) eq ""} {
 	return
     }
     set delta [$w delta [expr {$x - $Priv(pressX)}] [expr {$y - $Priv(pressY)}]]
@@ -278,7 +278,7 @@ proc ::tk::ScrollDrag {w x y} {
 proc ::tk::ScrollEndDrag {w x y} {
     variable ::tk::Priv
 
-    if {[string equal $Priv(initPos) ""]} {
+    if {$Priv(initPos) eq ""} {
 	return
     }
     if {[$w cget -jump]} {
@@ -302,7 +302,7 @@ proc ::tk::ScrollEndDrag {w x y} {
 
 proc ::tk::ScrollByUnits {w orient amount} {
     set cmd [$w cget -command]
-    if {[string equal $cmd ""] || ([string first \
+    if {$cmd eq "" || ([string first \
 	    [string index [$w cget -orient] 0] $orient] < 0)} {
 	return
     }
@@ -327,7 +327,7 @@ proc ::tk::ScrollByUnits {w orient amount} {
 
 proc ::tk::ScrollByPages {w orient amount} {
     set cmd [$w cget -command]
-    if {[string equal $cmd ""] || ([string first \
+    if {$cmd eq "" || ([string first \
 	    [string index [$w cget -orient] 0] $orient] < 0)} {
 	return
     }
@@ -351,7 +351,7 @@ proc ::tk::ScrollByPages {w orient amount} {
 
 proc ::tk::ScrollToPos {w pos} {
     set cmd [$w cget -command]
-    if {[string equal $cmd ""]} {
+    if {$cmd eq ""} {
 	return
     }
     set info [$w get]
diff --git a/library/spinbox.tcl b/library/spinbox.tcl
index d8d2d8a..f470888 100644
--- a/library/spinbox.tcl
+++ b/library/spinbox.tcl
@@ -4,7 +4,7 @@
 # procedures that help in implementing those bindings.  The spinbox builds
 # off the entry widget, so it can reuse Entry bindings and procedures.
 #
-# RCS: @(#) $Id: spinbox.tcl,v 1.8 2004/10/19 18:56:01 jenglish Exp $
+# RCS: @(#) $Id: spinbox.tcl,v 1.9 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1992-1994 The Regents of the University of California.
 # Copyright (c) 1994-1997 Sun Microsystems, Inc.
@@ -217,13 +217,13 @@ bind Spinbox <Escape> {# nothing}
 bind Spinbox <Return> {# nothing}
 bind Spinbox <KP_Enter> {# nothing}
 bind Spinbox <Tab> {# nothing}
-if {[string equal [tk windowingsystem] "aqua"]} {
-	bind Spinbox <Command-KeyPress> {# nothing}
+if {[tk windowingsystem] eq "aqua"} {
+    bind Spinbox <Command-KeyPress> {# nothing}
 }
 
 # On Windows, paste is done using Shift-Insert.  Shift-Insert already
 # generates the <<Paste>> event, so we don't need to do anything here.
-if {[string compare $tcl_platform(platform) "windows"]} {
+if {$tcl_platform(platform) ne "windows"} {
     bind Spinbox <Insert> {
 	catch {::tk::EntryInsert %W [::tk::GetSelection %W PRIMARY]}
     }
@@ -500,7 +500,9 @@ proc ::tk::spinbox::MouseSelect {w x {cursor {}}} {
 proc ::tk::spinbox::Paste {w x} {
     $w icursor [::tk::spinbox::ClosestGap $w $x]
     catch {$w insert insert [::tk::GetSelection $w PRIMARY]}
-    if {[string equal "disabled" [$w cget -state]]} {focus $w}
+    if {"disabled" eq [$w cget -state]} {
+	focus $w
+    }
 }
 
 # ::tk::spinbox::Motion --
diff --git a/library/tearoff.tcl b/library/tearoff.tcl
index f8b6856..ae74389 100644
--- a/library/tearoff.tcl
+++ b/library/tearoff.tcl
@@ -2,7 +2,7 @@
 #
 # This file contains procedures that implement tear-off menus.
 #
-# RCS: @(#) $Id: tearoff.tcl,v 1.9 2004/03/17 18:15:45 das Exp $
+# RCS: @(#) $Id: tearoff.tcl,v 1.10 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1994 The Regents of the University of California.
 # Copyright (c) 1994-1997 Sun Microsystems, Inc.
@@ -44,11 +44,11 @@ proc ::tk::TearOffMenu {w {x 0} {y 0}} {
     }
 
     set parent [winfo parent $w]
-    while {[string compare [winfo toplevel $parent] $parent] \
-	    || [string equal [winfo class $parent] "Menu"]} {
+    while {[winfo toplevel $parent] ne $parent \
+	    || [winfo class $parent] eq "Menu"} {
 	set parent [winfo parent $parent]
     }
-    if {[string equal $parent "."]} {
+    if {$parent eq "."} {
 	set parent ""
     }
     for {set i 1} 1 {incr i} {
@@ -65,10 +65,10 @@ proc ::tk::TearOffMenu {w {x 0} {y 0}} {
     # entry.  If it's a menubutton then use its text.
 
     set parent [winfo parent $w]
-    if {[string compare [$menu cget -title] ""]} {
+    if {[$menu cget -title] ne ""} {
     	wm title $menu [$menu cget -title]
     } else {
-    	switch [winfo class $parent] {
+    	switch -- [winfo class $parent] {
 	    Menubutton {
 	    	wm title $menu [$parent cget -text]
 	    }
@@ -96,7 +96,7 @@ proc ::tk::TearOffMenu {w {x 0} {y 0}} {
     # now.
 
     set cmd [$w cget -tearoffcommand]
-    if {[string compare $cmd ""]} {
+    if {$cmd ne ""} {
 	uplevel #0 $cmd [list $w $menu]
     }
     return $menu
@@ -118,14 +118,14 @@ proc ::tk::MenuDup {src dst type} {
 	if {[llength $option] == 2} {
 	    continue
 	}
-	if {[string equal [lindex $option 0] "-type"]} {
+	if {[lindex $option 0] eq "-type"} {
 	    continue
 	}
 	lappend cmd [lindex $option 0] [lindex $option 4]
     }
     eval $cmd
     set last [$src index last]
-    if {[string equal $last "none"]} {
+    if {$last eq "none"} {
 	return
     }
     for {set i [$src cget -tearoff]} {$i <= $last} {incr i} {
diff --git a/library/tk.tcl b/library/tk.tcl
index 995083d..a98fc82 100644
--- a/library/tk.tcl
+++ b/library/tk.tcl
@@ -3,7 +3,7 @@
 # Initialization script normally executed in the interpreter for each
 # Tk-based application.  Arranges class bindings for widgets.
 #
-# RCS: @(#) $Id: tk.tcl,v 1.54 2004/10/19 18:56:01 jenglish Exp $
+# RCS: @(#) $Id: tk.tcl,v 1.55 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1992-1994 The Regents of the University of California.
 # Copyright (c) 1994-1996 Sun Microsystems, Inc.
@@ -25,7 +25,7 @@ namespace eval ::tk {
             # The msgcat package is not available.  Supply our own
             # minimal replacement.
             proc mc {src args} {
-                return [eval [list format $src] $args]
+                return [format $src {expand}$args]
             }
             proc mcmax {args} {
                 set max 0
@@ -50,7 +50,7 @@ namespace eval ::tk {
 # Add Tk's directory to the end of the auto-load search path, if it
 # isn't already on the path:
 
-if {[info exists ::auto_path] && [string compare {} $::tk_library] && \
+if {[info exists ::auto_path] && $::tk_library ne "" && \
 	[lsearch -exact $::auto_path $::tk_library] < 0} {
     lappend ::auto_path $::tk_library
 }
@@ -174,13 +174,13 @@ proc ::tk::RestoreFocusGrab {grab focus {destroy destroy}} {
 
     catch {focus $oldFocus}
     grab release $grab
-    if {[string equal $destroy "withdraw"]} {
+    if {$destroy eq "withdraw"} {
 	wm withdraw $grab
     } else {
 	destroy $grab
     }
     if {[winfo exists $oldGrab] && [winfo ismapped $oldGrab]} {
-	if {[string equal $oldStatus "global"]} {
+	if {$oldStatus eq "global"} {
 	    grab -global $oldGrab
 	} else {
 	    grab $oldGrab
@@ -200,7 +200,7 @@ proc ::tk::RestoreFocusGrab {grab focus {destroy destroy}} {
 # Results:
 #   Returns the selection, or an error if none could be found
 #
-if {[string equal $tcl_platform(platform) "unix"]} {
+if {$tcl_platform(platform) eq "unix"} {
     proc ::tk::GetSelection {w {sel PRIMARY}} {
 	if {[catch {selection get -displayof $w -selection $sel \
 		-type UTF8_STRING} txt] \
@@ -307,37 +307,37 @@ proc ::tk::EventMotifBindings {n1 dummy dummy} {
 # using compiled code.
 #----------------------------------------------------------------------
 
-if {[string equal [info commands tk_chooseColor] ""]} {
+if {![llength [info commands tk_chooseColor]]} {
     proc ::tk_chooseColor {args} {
-	return [eval tk::dialog::color:: $args]
+	return [tk::dialog::color:: {expand}$args]
     }
 }
-if {[string equal [info commands tk_getOpenFile] ""]} {
+if {![llength [info commands tk_getOpenFile]]} {
     proc ::tk_getOpenFile {args} {
 	if {$::tk_strictMotif} {
-	    return [eval tk::MotifFDialog open $args]
+	    return [tk::MotifFDialog open {expand}$args]
 	} else {
-	    return [eval ::tk::dialog::file:: open $args]
+	    return [::tk::dialog::file:: open {expand}$args]
 	}
     }
 }
-if {[string equal [info commands tk_getSaveFile] ""]} {
+if {![llength [info commands tk_getSaveFile]]} {
     proc ::tk_getSaveFile {args} {
 	if {$::tk_strictMotif} {
-	    return [eval tk::MotifFDialog save $args]
+	    return [tk::MotifFDialog save {expand}$args]
 	} else {
-	    return [eval ::tk::dialog::file:: save $args]
+	    return [::tk::dialog::file:: save {expand}$args]
 	}
     }
 }
-if {[string equal [info commands tk_messageBox] ""]} {
+if {![llength [info commands tk_messageBox]]} {
     proc ::tk_messageBox {args} {
-	return [eval tk::MessageBox $args]
+	return [tk::MessageBox {expand}$args]
     }
 }
-if {[string equal [info command tk_chooseDirectory] ""]} {
+if {![llength [info command tk_chooseDirectory]]} {
     proc ::tk_chooseDirectory {args} {
-	return [eval ::tk::dialog::file::chooseDir:: $args]
+	return [::tk::dialog::file::chooseDir:: {expand}$args]
     }
 }
 	
@@ -345,7 +345,7 @@ if {[string equal [info command tk_chooseDirectory] ""]} {
 # Define the set of common virtual events.
 #----------------------------------------------------------------------
 
-switch [tk windowingsystem] {
+switch -- [tk windowingsystem] {
     "x11" {
 	event add <<Cut>> <Control-Key-x> <Key-F20> 
 	event add <<Copy>> <Control-Key-c> <Key-F16>
@@ -478,9 +478,8 @@ proc ::tk::UnderlineAmpersand {text} {
 # sets -text and -underline options for the widget
 #
 proc ::tk::SetAmpText {widget text} {
-    foreach {newtext under} [::tk::UnderlineAmpersand $text] {
-	$widget configure -text $newtext -underline $under
-    }
+    lassign [UnderlineAmpersand $text] newtext under
+    $widget configure -text $newtext -underline $under
 }
 
 # ::tk::AmpWidget --
@@ -488,21 +487,20 @@ proc ::tk::SetAmpText {widget text} {
 # -underline options, returned by ::tk::UnderlineAmpersand.
 #
 proc ::tk::AmpWidget {class path args} {
-    set wcmd [list $class $path]
+    set options {}
     foreach {opt val} $args {
-	if {[string equal $opt {-text}]} {
-	    foreach {newtext under} [::tk::UnderlineAmpersand $val] {
-		lappend wcmd -text $newtext -underline $under
-	    }
+	if {$opt eq "-text"} {
+	    lassign [UnderlineAmpersand $val] newtext under
+	    lappend options -text $newtext -underline $under
 	} else {
-	    lappend wcmd $opt $val
+	    lappend options $opt $val
 	}
     }
-    eval $wcmd
-    if {$class=="button"} {
+    set result [$class $path {expand}$options]
+    if {$class eq "button"} {
 	bind $path <<AltUnderlined>> [list $path invoke]
     }
-    return $path
+    return $result
 }
 
 # ::tk::AmpMenuArgs --
@@ -510,17 +508,16 @@ proc ::tk::AmpWidget {class path args} {
 # -label and -underline options, returned by ::tk::UnderlineAmpersand.
 #
 proc ::tk::AmpMenuArgs {widget add type args} {
-    set resultArgs [list $widget add $type]
+    set options {}
     foreach {opt val} $args {
-	if {[string equal $opt {-label}]} {
-	    foreach {newlabel under} [::tk::UnderlineAmpersand $val] {
-		lappend resultArgs -label $newlabel -underline $under
-	    }
+	if {$opt eq "-label"} {
+	    lassign [UnderlineAmpersand $val] newlabel under
+	    lappend options -label $newlabel -underline $under
 	} else {
-	    lappend resultArgs $opt $val
+	    lappend options $opt $val
 	}
     }
-    eval $resultArgs
+    $widget add $type {expand}$options
 }
 
 # ::tk::FindAltKeyTarget --
@@ -528,19 +525,21 @@ proc ::tk::AmpMenuArgs {widget add type args} {
 # to find button or label which has $char as underlined character
 #
 proc ::tk::FindAltKeyTarget {path char} {
-    switch [winfo class $path] {
+    switch -- [winfo class $path] {
 	Button -
 	Label {
 	    if {[string equal -nocase $char \
-		[string index [$path cget -text] \
-		[$path cget -underline]]]} {return $path} else {return {}}
+		  [string index [$path cget -text] [$path cget -underline]]]} {
+		return $path
+	    } else {
+		return {}
+	    }
 	}
 	default {
-	    foreach child \
-		[concat [grid slaves $path] \
-		[pack slaves $path] \
-		[place slaves $path] ] {
-		if {""!=[set target [::tk::FindAltKeyTarget $child $char]]} {
+	    foreach child [concat [grid slaves $path] \
+		    [pack slaves $path] [place slaves $path]] {
+		set target [FindAltKeyTarget $child $char]
+		if {$target ne ""} {
 		    return $target
 		}
 	    }
@@ -554,7 +553,7 @@ proc ::tk::FindAltKeyTarget {path char} {
 # to button or label which has appropriate underlined character
 #
 proc ::tk::AltKeyInDialog {path key} {
-    set target [::tk::FindAltKeyTarget $path $key]
+    set target [FindAltKeyTarget $path $key]
     if { $target == ""} return
     event generate $target <<AltUnderlined>>
 }
@@ -566,8 +565,10 @@ proc ::tk::AltKeyInDialog {path key} {
 proc ::tk::mcmaxamp {args} {
     set maxlen 0
     foreach arg $args {
-	set length [string length [lindex [::tk::UnderlineAmpersand [mc $arg]] 0]]
-	if {$length>$maxlen} {
+	# Should we run [mc] in caller's namespace?
+	lassign [UnderlineAmpersand [mc $arg]] msg
+	set length [string length $msg]
+	if {$length > $maxlen} {
 	    set maxlen $length
 	}
     }
@@ -575,7 +576,7 @@ proc ::tk::mcmaxamp {args} {
 }
 # For now, turn off the custom mdef proc for the mac:
 
-if {[string equal [tk windowingsystem] "aqua"]} {
+if {[tk windowingsystem] eq "aqua"} {
     namespace eval ::tk::mac {
 	set useCustomMDEF 0
     }
diff --git a/library/tkfbox.tcl b/library/tkfbox.tcl
index 0960aad..1de6d0c 100644
--- a/library/tkfbox.tcl
+++ b/library/tkfbox.tcl
@@ -11,7 +11,7 @@
 #	files by clicking on the file icons or by entering a filename
 #	in the "Filename:" entry.
 #
-# RCS: @(#) $Id: tkfbox.tcl,v 1.51 2005/04/12 20:33:13 hobbs Exp $
+# RCS: @(#) $Id: tkfbox.tcl,v 1.52 2005/07/25 09:06:00 dkf Exp $
 #
 # Copyright (c) 1994-1998 Sun Microsystems, Inc.
 #
@@ -44,10 +44,10 @@ proc ::tk::IconList_Index {w i} {
     }
     switch -regexp -- $i {
 	"^-?[0-9]+$" {
-	    if { $i < 0 } {
+	    if {$i < 0} {
 		set i 0
 	    }
-	    if { $i >= [llength $data(list)] } {
+	    if {$i >= [llength $data(list)]} {
 		set i [expr {[llength $data(list)] - 1}]
 	    }
 	    return $i
@@ -76,18 +76,18 @@ proc ::tk::IconList_Selection {w op args} {
     upvar ::tk::$w data
     switch -exact -- $op {
 	"anchor" {
-	    if { [llength $args] == 1 } {
+	    if {[llength $args] == 1} {
 		set data(index,anchor) [tk::IconList_Index $w [lindex $args 0]]
 	    } else {
 		return $data(index,anchor)
 	    }
 	}
 	"clear" {
-	    if { [llength $args] == 2 } {
+	    if {[llength $args] == 2} {
 		foreach {first last} $args {
 		    break
 		}
-	    } elseif { [llength $args] == 1 } {
+	    } elseif {[llength $args] == 1} {
 		set first [set last [lindex $args 0]]
 	    } else {
 		error "wrong # args: should be [lindex [info level 0] 0] path\
@@ -95,7 +95,7 @@ proc ::tk::IconList_Selection {w op args} {
 	    }
 	    set first [IconList_Index $w $first]
 	    set last [IconList_Index $w $last]
-	    if { $first > $last } {
+	    if {$first > $last} {
 		set tmp $first
 		set first $last
 		set last $tmp
@@ -174,7 +174,7 @@ proc ::tk::IconList_DrawSelection {w} {
 	}
 
 	set bbox [$data(canvas) bbox $tTag]
-        $data(canvas) create rect $bbox -fill \#a0a0ff -outline \#a0a0ff \
+	$data(canvas) create rect $bbox -fill \#a0a0ff -outline \#a0a0ff \
 		-tags selection
     }
     $data(canvas) lower selection
@@ -500,7 +500,7 @@ proc ::tk::IconList_See {w rTag} {
 	return
     }
     set sRegion [$data(canvas) cget -scrollregion]
-    if {[string equal $sRegion {}]} {
+    if {$sRegion eq ""} {
 	return
     }
 
@@ -545,7 +545,9 @@ proc ::tk::IconList_Btn1 {w x y} {
 
     focus $data(canvas)
     set i [IconList_Index $w @$x,$y]
-    if {$i eq ""} return
+    if {$i eq ""} {
+	return
+    }
     IconList_Selection $w clear 0 end
     IconList_Selection $w set $i
     IconList_Selection $w anchor $i
@@ -557,7 +559,9 @@ proc ::tk::IconList_CtrlBtn1 {w x y} {
     if { $data(-multiple) } {
 	focus $data(canvas)
 	set i [IconList_Index $w @$x,$y]
-	if {$i eq ""} return
+	if {$i eq ""} {
+	    return
+	}
 	if { [IconList_Selection $w includes $i] } {
 	    IconList_Selection $w clear $i
 	} else {
@@ -573,9 +577,11 @@ proc ::tk::IconList_ShiftBtn1 {w x y} {
     if { $data(-multiple) } {
 	focus $data(canvas)
 	set i [IconList_Index $w @$x,$y]
-	if {$i eq ""} return
+	if {$i eq ""} {
+	    return
+	}
 	set a [IconList_Index $w anchor]
-	if { [string equal $a ""] } {
+	if {$a eq ""} {
 	    set a $i
 	}
 	IconList_Selection $w clear 0 end
@@ -590,7 +596,9 @@ proc ::tk::IconList_Motion1 {w x y} {
     set Priv(x) $x
     set Priv(y) $y
     set i [IconList_Index $w @$x,$y]
-    if {$i eq ""} return
+    if {$i eq ""} {
+	return
+    }
     IconList_Selection $w clear 0 end
     IconList_Selection $w set $i
 }
@@ -601,7 +609,9 @@ proc ::tk::IconList_ShiftMotion1 {w x y} {
     set Priv(x) $x
     set Priv(y) $y
     set i [IconList_Index $w @$x,$y]
-    if {$i eq ""} return
+    if {$i eq ""} {
+	return
+    }
     IconList_Selection $w clear 0 end
     IconList_Selection $w set anchor $i
 }
@@ -662,7 +672,9 @@ proc ::tk::IconList_UpDown {w amount} {
 	set i 0
     } else {
 	set i [tk::IconList_Index $w anchor]
-	if {$i eq ""} return
+	if {$i eq ""} {
+	    return
+	}
 	incr i $amount
     }
     IconList_Selection $w clear 0 end
@@ -691,7 +703,9 @@ proc ::tk::IconList_LeftRight {w amount} {
 	set i 0
     } else {
 	set i [IconList_Index $w anchor]
-	if {$i eq ""} return
+	if {$i eq ""} {
+	    return
+	}
 	incr i [expr {$amount*$data(itemsPerColumn)}]
     }
     IconList_Selection $w clear 0 end
@@ -727,7 +741,7 @@ proc ::tk::IconList_Goto {w text} {
 	return
     }
 
-    if {[string equal {} $text]} {
+    if {$text eq ""} {
 	return
     }
 
@@ -748,7 +762,7 @@ proc ::tk::IconList_Goto {w text} {
     # with $text
     while {1} {
 	set sub [string range $textList($i) 0 $len0]
-	if {[string equal $text $sub]} {
+	if {$text eq $sub} {
 	    set theIndex $i
 	    break
 	}
@@ -804,21 +818,21 @@ proc ::tk::dialog::file:: {type args} {
     set dataName __tk_filedialog
     upvar ::tk::dialog::file::$dataName data
 
-    ::tk::dialog::file::Config $dataName $type $args
+    Config $dataName $type $args
 
-    if {[string equal $data(-parent) .]} {
-        set w .$dataName
+    if {$data(-parent) eq "."} {
+	set w .$dataName
     } else {
-        set w $data(-parent).$dataName
+	set w $data(-parent).$dataName
     }
 
     # (re)create the dialog box if necessary
     #
     if {![winfo exists $w]} {
-	::tk::dialog::file::Create $w TkFDialog
+	Create $w TkFDialog
     } elseif {[winfo class $w] ne "TkFDialog"} {
 	destroy $w
-	::tk::dialog::file::Create $w TkFDialog
+	Create $w TkFDialog
     } else {
 	set data(dirMenuBtn) $w.f1.menu
 	set data(dirMenu) $w.f1.menu.menu
@@ -831,7 +845,7 @@ proc ::tk::dialog::file:: {type args} {
 	set data(okBtn) $w.f2.ok
 	set data(cancelBtn) $w.f2.cancel
 	set data(hiddenBtn) $w.f2.hidden
-	::tk::dialog::file::SetSelectMode $w $data(-multiple)
+	SetSelectMode $w $data(-multiple)
     }
     if {$::tk::dialog::file::showHiddenBtn} {
 	$data(hiddenBtn) configure -state normal
@@ -870,9 +884,9 @@ proc ::tk::dialog::file:: {type args} {
 	    set title  [lindex $type 0]
 	    set filter [lindex $type 1]
 	    $data(typeMenu) add command -label $title \
-		-command [list ::tk::dialog::file::SetFilter $w $type]
+		    -command [list ::tk::dialog::file::SetFilter $w $type]
 	}
-	::tk::dialog::file::SetFilter $w [lindex $data(-filetypes) 0]
+	SetFilter $w [lindex $data(-filetypes) 0]
 	$data(typeMenuBtn) config -state normal
 	$data(typeMenuLab) config -state normal
     } else {
@@ -880,7 +894,7 @@ proc ::tk::dialog::file:: {type args} {
 	$data(typeMenuBtn) config -state disabled -takefocus 0
 	$data(typeMenuLab) config -state disabled
     }
-    ::tk::dialog::file::UpdateWhenIdle $w
+    UpdateWhenIdle $w
 
     # Withdraw the window, then update all the geometry information
     # so we know how big it wants to be, then center the window in the
@@ -948,7 +962,7 @@ proc ::tk::dialog::file::Config {dataName type argList} {
 
     # The "-multiple" option is only available for the "open" file dialog.
     #
-    if { [string equal $type "open"] } {
+    if {$type eq "open"} {
 	lappend specs {-multiple "" "" "0"}
     }
 
@@ -965,7 +979,7 @@ proc ::tk::dialog::file::Config {dataName type argList} {
     tclParseConfigSpec ::tk::dialog::file::$dataName $specs "" $argList
 
     if {$data(-title) eq ""} {
-	if {[string equal $type "open"]} {
+	if {$type eq "open"} {
 	    set data(-title) "[mc "Open"]"
 	} else {
 	    set data(-title) "[mc "Save As"]"
@@ -998,7 +1012,7 @@ proc ::tk::dialog::file::Config {dataName type argList} {
 
     # Set -multiple to a one or zero value (not other boolean types
     # like "yes") so we can use it in tests more easily.
-    if {![string compare $type save]} {
+    if {$type eq "save"} {
 	set data(-multiple) 0
     } elseif {$data(-multiple)} { 
 	set data(-multiple) 1 
@@ -1019,7 +1033,7 @@ proc ::tk::dialog::file::Create {w class} {
     #
     set f1 [frame $w.f1]
     bind [::tk::AmpWidget label $f1.lab -text "[mc "&Directory:"]" ] \
-	<<AltUnderlined>> [list focus $f1.menu]
+	    <<AltUnderlined>> [list focus $f1.menu]
     
     set data(dirMenuBtn) $f1.menu
     set data(dirMenu) [tk_optionMenu $f1.menu [format %s(selectPath) ::tk::dialog::file::$dataName] ""]
@@ -1046,7 +1060,7 @@ static char updir_bits[] = {
 
     # data(icons): the IconList that list the files and directories.
     #
-    if { [string equal $class TkFDialog] } {
+    if {$class eq "TkFDialog"} {
 	if { $data(-multiple) } {
 	    set fNameCaption [mc "File &names:"]
 	} else {
@@ -1059,8 +1073,7 @@ static char updir_bits[] = {
 	set iconListCommand [list ::tk::dialog::file::chooseDir::DblClick $w]
     }
     set data(icons) [::tk::IconList $w.icons \
-	    -command	$iconListCommand \
-	    -multiple	$data(-multiple)]
+	    -command $iconListCommand -multiple $data(-multiple)]
     bind $data(icons) <<ListboxSelect>> \
 	    [list ::tk::dialog::file::ListBrowse $w]
 
@@ -1077,7 +1090,7 @@ static char updir_bits[] = {
     set ::tk::$w.icons(font) [$data(ent) cget -font]
 
     # Make the file types bits only if this is a File Dialog
-    if { [string equal $class TkFDialog] } {
+    if {$class eq "TkFDialog"} {
 	set data(typeMenuLab) [::tk::AmpWidget label $f2.lab2 \
 		-text $fTypeCaption -anchor e -pady [$f2.lab cget -pady]]
 	set data(typeMenuBtn) [menubutton $f2.menu -indicatoron 1 \
@@ -1085,7 +1098,7 @@ static char updir_bits[] = {
 	set data(typeMenu) [menu $data(typeMenuBtn).m -tearoff 0]
 	$data(typeMenuBtn) config -takefocus 1 -highlightthickness 2 \
 		-relief raised -bd 2 -anchor w
-        bind $data(typeMenuLab) <<AltUnderlined>> [list \
+	bind $data(typeMenuLab) <<AltUnderlined>> [list \
 		focus $data(typeMenuBtn)]
     }
 
@@ -1118,7 +1131,7 @@ static char updir_bits[] = {
     #
     grid $f2.lab $f2.ent $data(okBtn) -padx 4 -sticky ew
     grid configure $f2.ent -padx 2
-    if { [string equal $class TkFDialog] } {
+    if {$class eq "TkFDialog"} {
 	grid $data(typeMenuLab) $data(typeMenuBtn) $data(cancelBtn) \
 		-padx 4 -sticky ew
 	grid configure $data(typeMenuBtn) -padx 0
@@ -1145,11 +1158,11 @@ static char updir_bits[] = {
 
     # Set up event handlers specific to File or Directory Dialogs
     #
-    if { [string equal $class TkFDialog] } {
+    if {$class eq "TkFDialog"} {
 	bind $data(ent) <Return> [list ::tk::dialog::file::ActivateEnt $w]
 	$data(okBtn)     config -command [list ::tk::dialog::file::OkCmd $w]
 	bind $w <Alt-t> [format {
-	    if {[string equal [%s cget -state] "normal"]} {
+	    if {[%s cget -state] eq "normal"} {
 		focus %s
 	    }
 	} $data(typeMenuBtn) $data(typeMenuBtn)]
@@ -1256,7 +1269,7 @@ rSASvJTGhnhcV3EJlo3kh53ltF5nAhQAOw==}]
 	# we normally won't come to here. Anyways, give an error and abort
 	# action.
 	tk_messageBox -type ok -parent $w -icon warning -message \
-	    [mc "Cannot change to the directory \"%1\$s\".\nPermission denied." $data(selectPath)]
+		[mc "Cannot change to the directory \"%1\$s\".\nPermission denied." $data(selectPath)]
 	cd $appPWD
 	return
     }
@@ -1293,10 +1306,12 @@ rSASvJTGhnhcV3EJlo3kh53ltF5nAhQAOw==}]
 	# but 'd'irectory type files.
 	#
 	set cmd [list glob -tails -directory [pwd] \
-		     -type {f b c l p s} -nocomplain]
-	if {[string equal $data(filter) *]} {
+		-type {f b c l p s} -nocomplain]
+	if {$data(filter) eq "*"} {
 	    lappend cmd *
-	    if {$showHidden} { lappend cmd .* }
+	    if {$showHidden} {
+		lappend cmd .*
+	    }
 	} else {
 	    eval [list lappend cmd] $data(filter)
 	}
@@ -1325,10 +1340,10 @@ rSASvJTGhnhcV3EJlo3kh53ltF5nAhQAOw==}]
     #
     cd $appPWD
 
-    if { [string equal $class TkFDialog] } {
+    if {$class eq "TkFDialog"} {
 	# Restore the Open/Save Button if this is a File Dialog
 	#
-	if {[string equal $data(type) open]} {
+	if {$data(type) eq "open"} {
 	    ::tk::SetAmpText $data(okBtn) [mc "&Open"]
 	} else {
 	    ::tk::SetAmpText $data(okBtn) [mc "&Save"]
@@ -1359,9 +1374,9 @@ proc ::tk::dialog::file::SetPathSilently {w path} {
 proc ::tk::dialog::file::SetPath {w name1 name2 op} {
     if {[winfo exists $w]} {
 	upvar ::tk::dialog::file::[winfo name $w] data
-	::tk::dialog::file::UpdateWhenIdle $w
+	UpdateWhenIdle $w
 	# On directory dialogs, we keep the entry in sync with the currentdir.
-	if { [string equal [winfo class $w] TkChooseDir] } {
+	if {[winfo class $w] eq "TkChooseDir"} {
 	    $data(ent) delete 0 end
 	    $data(ent) insert end $data(selectPath)
 	}
@@ -1402,7 +1417,7 @@ proc ::tk::dialog::file::SetFilter {w type} {
 
     $icons(sbar) set 0.0 0.0
     
-    ::tk::dialog::file::UpdateWhenIdle $w
+    UpdateWhenIdle $w
 }
 
 # tk::dialog::file::ResolveFile --
@@ -1443,7 +1458,7 @@ proc ::tk::dialog::file::SetFilter {w type} {
 proc ::tk::dialog::file::ResolveFile {context text defaultext {expandEnv 1}} {
     set appPWD [pwd]
 
-    set path [::tk::dialog::file::JoinFile $context $text]
+    set path [JoinFile $context $text]
 
     # If the file has no extension, append the default.  Be careful not
     # to do this for directories, otherwise typing a dirname in the box
@@ -1528,16 +1543,16 @@ proc ::tk::dialog::file::ResolveFile {context text defaultext {expandEnv 1}} {
 proc ::tk::dialog::file::EntFocusIn {w} {
     upvar ::tk::dialog::file::[winfo name $w] data
 
-    if {[string compare [$data(ent) get] ""]} {
+    if {[$data(ent) get] ne ""} {
 	$data(ent) selection range 0 end
 	$data(ent) icursor end
     } else {
 	$data(ent) selection clear
     }
 
-    if { [string equal [winfo class $w] TkFDialog] } {
+    if {[winfo class $w] eq "TkFDialog"} {
 	# If this is a File Dialog, make sure the buttons are labeled right.
-	if {[string equal $data(type) open]} {
+	if {$data(type) eq "open"} {
 	    ::tk::SetAmpText $data(okBtn) [mc "&Open"]
 	} else {
 	    ::tk::SetAmpText $data(okBtn) [mc "&Save"]
@@ -1568,15 +1583,14 @@ proc ::tk::dialog::file::ActivateEnt {w} {
 	if {[llength $selIcos] == 0 && $text ne ""} {
 	    # This assumes the user typed something in without selecting
 	    # files - so assume they only type in a single filename.
-	    ::tk::dialog::file::VerifyFileName $w $text
+	    VerifyFileName $w $text
 	} else {
 	    foreach item $selIcos {
-		::tk::dialog::file::VerifyFileName $w \
-		    [::tk::IconList_Get $data(icons) $item]
+		VerifyFileName $w [::tk::IconList_Get $data(icons) $item]
 	    }
 	}
     } else {
-	::tk::dialog::file::VerifyFileName $w $text
+	VerifyFileName $w $text
     }
 }
 
@@ -1585,26 +1599,25 @@ proc ::tk::dialog::file::ActivateEnt {w} {
 proc ::tk::dialog::file::VerifyFileName {w filename} {
     upvar ::tk::dialog::file::[winfo name $w] data
 
-    set list [::tk::dialog::file::ResolveFile $data(selectPath) $filename \
-	    $data(-defaultextension)]
+    set list [ResolveFile $data(selectPath) $filename $data(-defaultextension)]
     foreach {flag path file} $list {
 	break
     }
 
     switch -- $flag {
 	OK {
-	    if {[string equal $file ""]} {
+	    if {$file eq ""} {
 		# user has entered an existing (sub)directory
 		set data(selectPath) $path
 		$data(ent) delete 0 end
 	    } else {
-		::tk::dialog::file::SetPathSilently $w $path
+		SetPathSilently $w $path
 		if {$data(-multiple)} {
 		    lappend data(selectFile) $file
 		} else {
 		    set data(selectFile) $file
 		}
-		::tk::dialog::file::Done $w
+		Done $w
 	    }
 	}
 	PATTERN {
@@ -1612,38 +1625,37 @@ proc ::tk::dialog::file::VerifyFileName {w filename} {
 	    set data(filter) $file
 	}
 	FILE {
-	    if {[string equal $data(type) open]} {
+	    if {$data(type) eq "open"} {
 		tk_messageBox -icon warning -type ok -parent $w \
-		    -message "[mc "File \"%1\$s\"  does not exist." [file join $path $file]]"
+			-message [mc "File \"%1\$s\"  does not exist." \
+			[file join $path $file]]
 		$data(ent) selection range 0 end
 		$data(ent) icursor end
 	    } else {
-		::tk::dialog::file::SetPathSilently $w $path
+		SetPathSilently $w $path
 		if {$data(-multiple)} {
 		    lappend data(selectFile) $file
 		} else {
 		    set data(selectFile) $file
 		}
-		::tk::dialog::file::Done $w
+		Done $w
 	    }
 	}
 	PATH {
 	    tk_messageBox -icon warning -type ok -parent $w \
-		-message "[mc "Directory \"%1\$s\" does not exist." $path]"
+		    -message [mc "Directory \"%1\$s\" does not exist." $path]
 	    $data(ent) selection range 0 end
 	    $data(ent) icursor end
 	}
 	CHDIR {
-	    tk_messageBox -type ok -parent $w -message \
-	       "[mc "Cannot change to the directory \"%1\$s\".\nPermission denied." $path]"\
-		-icon warning
+	    tk_messageBox -type ok -parent $w -message -icon warning \
+		    [mc "Cannot change to the directory \"%1\$s\".\nPermission denied." $path]
 	    $data(ent) selection range 0 end
 	    $data(ent) icursor end
 	}
 	ERROR {
-	    tk_messageBox -type ok -parent $w -message \
-	       "[mc "Invalid file name \"%1\$s\"." $path]"\
-		-icon warning
+	    tk_messageBox -type ok -parent $w -message -icon warning \
+		    [mc "Invalid file name \"%1\$s\"." $path]
 	    $data(ent) selection range 0 end
 	    $data(ent) icursor end
 	}
@@ -1655,7 +1667,7 @@ proc ::tk::dialog::file::VerifyFileName {w filename} {
 proc ::tk::dialog::file::InvokeBtn {w key} {
     upvar ::tk::dialog::file::[winfo name $w] data
 
-    if {[string equal [$data(okBtn) cget -text] $key]} {
+    if {[$data(okBtn) cget -text] eq $key} {
 	::tk::ButtonInvoke $data(okBtn)
     }
 }
@@ -1665,7 +1677,7 @@ proc ::tk::dialog::file::InvokeBtn {w key} {
 proc ::tk::dialog::file::UpDirCmd {w} {
     upvar ::tk::dialog::file::[winfo name $w] data
 
-    if {[string compare $data(selectPath) "/"]} {
+    if {$data(selectPath) ne "/"} {
 	set data(selectPath) [file dirname $data(selectPath)]
     }
 }
@@ -1694,14 +1706,14 @@ proc ::tk::dialog::file::OkCmd {w} {
     if {([llength $filenames] && !$data(-multiple)) || \
 	    ($data(-multiple) && ([llength $filenames] == 1))} {
 	set filename [lindex $filenames 0]
-	set file [::tk::dialog::file::JoinFile $data(selectPath) $filename]
+	set file [JoinFile $data(selectPath) $filename]
 	if {[file isdirectory $file]} {
-	    ::tk::dialog::file::ListInvoke $w [list $filename]
+	    ListInvoke $w [list $filename]
 	    return
 	}
     }
 
-    ::tk::dialog::file::ActivateEnt $w
+    ActivateEnt $w
 }
 
 # Gets called when user presses the "Cancel" button
@@ -1739,7 +1751,7 @@ proc ::tk::dialog::file::ListBrowse {w} {
     if { [llength $text] > 1 } {
 	set newtext {}
 	foreach file $text {
-	    set fullfile [::tk::dialog::file::JoinFile $data(selectPath) $file]
+	    set fullfile [JoinFile $data(selectPath) $file]
 	    if { ![file isdirectory $fullfile] } {
 		lappend newtext $file
 	    }
@@ -1748,24 +1760,22 @@ proc ::tk::dialog::file::ListBrowse {w} {
 	set isDir 0
     } else {
 	set text [lindex $text 0]
-	set file [::tk::dialog::file::JoinFile $data(selectPath) $text]
+	set file [JoinFile $data(selectPath) $text]
 	set isDir [file isdirectory $file]
     }
     if {!$isDir} {
 	$data(ent) delete 0 end
 	$data(ent) insert 0 $text
 
-	if { [string equal [winfo class $w] TkFDialog] } {
-	    if {[string equal $data(type) open]} {
+	if {[winfo class $w] eq "TkFDialog"} {
+	    if {$data(type) eq "open"} {
 		::tk::SetAmpText $data(okBtn) [mc "&Open"]
 	    } else {
 		::tk::SetAmpText $data(okBtn) [mc "&Save"]
 	    }
 	}
-    } else {
-	if { [string equal [winfo class $w] TkFDialog] } {
-	    ::tk::SetAmpText $data(okBtn) [mc "&Open"]
-	}
+    } elseif {[winfo class $w] eq "TkFDialog"} {
+	::tk::SetAmpText $data(okBtn) [mc "&Open"]
     }
 }
 
@@ -1779,16 +1789,14 @@ proc ::tk::dialog::file::ListInvoke {w filenames} {
 	return
     }
 
-    set file [::tk::dialog::file::JoinFile $data(selectPath) \
-	    [lindex $filenames 0]]
+    set file [JoinFile $data(selectPath) [lindex $filenames 0]]
     
     set class [winfo class $w]
-    if {[string equal $class TkChooseDir] || [file isdirectory $file]} {
+    if {$class eq "TkChooseDir" || [file isdirectory $file]} {
 	set appPWD [pwd]
 	if {[catch {cd $file}]} {
-	    tk_messageBox -type ok -parent $w -message \
-	       "[mc "Cannot change to the directory \"%1\$s\".\nPermission denied." $file]"\
-		-icon warning
+	    tk_messageBox -type ok -parent $w -message -icon warning \
+		    [mc "Cannot change to the directory \"%1\$s\".\nPermission denied." $file]
 	} else {
 	    cd $appPWD
 	    set data(selectPath) $file
@@ -1799,7 +1807,7 @@ proc ::tk::dialog::file::ListInvoke {w filenames} {
 	} else {
 	    set data(selectFile) $file
 	}
-	::tk::dialog::file::Done $w
+	Done $w
     }
 }
 
@@ -1815,29 +1823,25 @@ proc ::tk::dialog::file::Done {w {selectFilePath ""}} {
     upvar ::tk::dialog::file::[winfo name $w] data
     variable ::tk::Priv
 
-    if {[string equal $selectFilePath ""]} {
+    if {$selectFilePath eq ""} {
 	if {$data(-multiple)} {
 	    set selectFilePath {}
 	    foreach f $data(selectFile) {
-		lappend selectFilePath [::tk::dialog::file::JoinFile \
-		    $data(selectPath) $f]
+		lappend selectFilePath [JoinFile $data(selectPath) $f]
 	    }
 	} else {
-	    set selectFilePath [::tk::dialog::file::JoinFile \
-		    $data(selectPath) $data(selectFile)]
+	    set selectFilePath [JoinFile $data(selectPath) $data(selectFile)]
 	}
 	
-	set Priv(selectFile)     $data(selectFile)
-	set Priv(selectPath)     $data(selectPath)
-
-	if {[string equal $data(type) save]} {
-	    if {[file exists $selectFilePath]} {
-	    set reply [tk_messageBox -icon warning -type yesno\
-		    -parent $w -message \
-			"[mc "File \"%1\$s\" already exists.\nDo you want to overwrite it?" $selectFilePath]"]
-	    if {[string equal $reply "no"]} {
+	set Priv(selectFile) $data(selectFile)
+	set Priv(selectPath) $data(selectPath)
+
+	if {($data(type) eq "save") && [file exists $selectFilePath]} {
+	    set reply [tk_messageBox -icon warning -type yesno -parent $w \
+		    -message [mc "File \"%1\$s\" already exists.\nDo you want\
+		    to overwrite it?" $selectFilePath]]
+	    if {$reply eq "no"} {
 		return
-		}
 	    }
 	}
     }
diff --git a/library/xmfbox.tcl b/library/xmfbox.tcl
index db79815..7da9d82 100644
--- a/library/xmfbox.tcl
+++ b/library/xmfbox.tcl
@@ -4,7 +4,7 @@
 #	Unix platform. This implementation is used only if the
 #	"::tk_strictMotif" flag is set.
 #
-# RCS: @(#) $Id: xmfbox.tcl,v 1.26 2004/08/11 21:24:25 dkf Exp $
+# RCS: @(#) $Id: xmfbox.tcl,v 1.27 2005/07/25 09:05:59 dkf Exp $
 #
 # Copyright (c) 1996 Sun Microsystems, Inc.
 # Copyright (c) 1998-2000 Scriptics Corporation
@@ -84,7 +84,7 @@ proc ::tk::MotifFDialog_Create {dataName type argList} {
 
     MotifFDialog_Config $dataName $type $argList
 
-    if {[string equal $data(-parent) .]} {
+    if {$data(-parent) eq "."} {
         set w .$dataName
     } else {
         set w $data(-parent).$dataName
@@ -94,7 +94,7 @@ proc ::tk::MotifFDialog_Create {dataName type argList} {
     #
     if {![winfo exists $w]} {
 	MotifFDialog_BuildUI $w
-    } elseif {[string compare [winfo class $w] TkMotifFDialog]} {
+    } elseif {[winfo class $w] ne "TkMotifFDialog"} {
 	destroy $w
 	MotifFDialog_BuildUI $w
     } else {
@@ -227,7 +227,7 @@ proc ::tk::MotifFDialog_Config {dataName type argList} {
 	{-parent "" "" "."}
 	{-title "" "" ""}
     }
-    if { [string equal $type "open"] } {
+    if {$type eq "open"} {
 	lappend specs {-multiple "" "" "0"}
     }
 
@@ -244,12 +244,12 @@ proc ::tk::MotifFDialog_Config {dataName type argList} {
     #
     tclParseConfigSpec ::tk::dialog::file::$dataName $specs "" $argList
 
-    if {[string equal $data(-title) ""]} {
-	if {[string equal $type "open"]} {
+    if {$data(-title) eq ""} {
+	if {$type eq "open"} {
 	    if {$data(-multiple) != 0} {
 		set data(-title) "[mc {Open Multiple Files}]"
 	    } else {
-	    set data(-title) [mc "Open"]
+		set data(-title) [mc "Open"]
 	    }
 	} else {
 	    set data(-title) [mc "Save As"]
@@ -259,7 +259,7 @@ proc ::tk::MotifFDialog_Config {dataName type argList} {
     # 4: set the default directory and selection according to the -initial
     #    settings
     #
-    if {[string compare $data(-initialdir) ""]} {
+    if {$data(-initialdir) ne ""} {
 	if {[file isdirectory $data(-initialdir)]} {
 	    set data(selectPath) [lindex [glob $data(-initialdir)] 0]
 	} else {
@@ -467,7 +467,7 @@ proc ::tk::MotifFDialog_InterpFilter {w} {
     # Perform tilde substitution
     #
     set badTilde 0
-    if {[string equal [string index $text 0] ~]} {
+    if {[string index $text 0] eq "~"} {
 	set list [file split $text]
 	set tilde [lindex $list 0]
 	if {[catch {set tilde [glob $tilde]}]} {
@@ -481,7 +481,7 @@ proc ::tk::MotifFDialog_InterpFilter {w} {
     # with the current selectPath.
 
     set relative 0
-    if {[string equal [file pathtype $text] "relative"]} {
+    if {[file pathtype $text] eq "relative"} {
 	set relative 1
     } elseif {$badTilde} {
 	set relative 1	
@@ -489,7 +489,7 @@ proc ::tk::MotifFDialog_InterpFilter {w} {
 
     if {$relative} {
 	tk_messageBox -icon warning -type ok \
-	    -message "\"$text\" must be an absolute pathname"
+		-message "\"$text\" must be an absolute pathname"
 
 	$data(fEnt) delete 0 end
 	$data(fEnt) insert 0 [::tk::dialog::file::JoinFile $data(selectPath) \
@@ -577,12 +577,12 @@ proc ::tk::MotifFDialog_LoadFiles {w} {
 	} else {
             foreach pat $data(filter) {
                 if {[string match $pat $f]} {
-		if {[string match .* $f]} {
-		    incr top
-		}
-		lappend flist $f
+		    if {[string match .* $f]} {
+			incr top
+		    }
+		    lappend flist $f
                     break
-	    }
+		}
             }
 	}
     }
@@ -611,11 +611,11 @@ proc ::tk::MotifFDialog_BrowseDList {w} {
     upvar ::tk::dialog::file::[winfo name $w] data
 
     focus $data(dList)
-    if {[string equal [$data(dList) curselection] ""]} {
+    if {[$data(dList) curselection] eq ""} {
 	return
     }
     set subdir [$data(dList) get [$data(dList) curselection]]
-    if {[string equal $subdir ""]} {
+    if {$subdir eq ""} {
 	return
     }
 
@@ -656,11 +656,11 @@ proc ::tk::MotifFDialog_BrowseDList {w} {
 proc ::tk::MotifFDialog_ActivateDList {w} {
     upvar ::tk::dialog::file::[winfo name $w] data
 
-    if {[string equal [$data(dList) curselection] ""]} {
+    if {[$data(dList) curselection] eq ""} {
 	return
     }
     set subdir [$data(dList) get [$data(dList) curselection]]
-    if {[string equal $subdir ""]} {
+    if {$subdir eq ""} {
 	return
     }
 
@@ -681,7 +681,7 @@ proc ::tk::MotifFDialog_ActivateDList {w} {
     set data(selectPath) $newDir
     MotifFDialog_Update $w
 
-    if {[string compare $subdir ..]} {
+    if {$subdir ne ".."} {
 	$data(dList) selection set 0
 	$data(dList) activate 0
     } else {
@@ -727,7 +727,7 @@ proc ::tk::MotifFDialog_BrowseFList {w} {
 	$data(sEnt) insert 0 $data(selectFile)
     } else {
 	$data(sEnt) insert 0 [::tk::dialog::file::JoinFile $data(selectPath) \
-				  [lindex $data(selectFile) 0]]
+		[lindex $data(selectFile) 0]]
     }
     $data(sEnt) xview end
 }
@@ -746,11 +746,11 @@ proc ::tk::MotifFDialog_BrowseFList {w} {
 proc ::tk::MotifFDialog_ActivateFList {w} {
     upvar ::tk::dialog::file::[winfo name $w] data
 
-    if {[string equal [$data(fList) curselection] ""]} {
+    if {[$data(fList) curselection] eq ""} {
 	return
     }
     set data(selectFile) [$data(fList) get [$data(fList) curselection]]
-    if {[string equal $data(selectFile) ""]} {
+    if {$data(selectFile) eq ""} {
 	return
     } else {
 	MotifFDialog_ActivateSEnt $w
@@ -798,7 +798,7 @@ proc ::tk::MotifFDialog_ActivateSEnt {w} {
 
     set selectFilePath [string trim [$data(sEnt) get]]
 
-    if {[string equal $selectFilePath ""]} {
+    if {$selectFilePath eq ""} {
 	MotifFDialog_FilterCmd $w
 	return
     }
@@ -816,7 +816,7 @@ proc ::tk::MotifFDialog_ActivateSEnt {w} {
 
     set newFileList ""
     foreach item $selectFilePath {
-	if {[string compare [file pathtype $item] "absolute"]} {
+	if {[file pathtype $item] ne "absolute"} {
 	    set item [file join $data(selectPath) $item]
 	} elseif {![file exists [file dirname $item]]} {
 	    tk_messageBox -icon warning -type ok \
@@ -826,22 +826,19 @@ proc ::tk::MotifFDialog_ActivateSEnt {w} {
 	}
 
 	if {![file exists $item]} {
-	    if {[string equal $data(type) open]} {
+	    if {$data(type) eq "open"} {
 		tk_messageBox -icon warning -type ok \
 			-message [mc {File "%1$s" does not exist.} $item]
 		return
 	    }
-	} else {
-	    if {[string equal $data(type) save]} {
-		set message [format %s%s \
-			[mc "File \"%1\$s\" already exists.\n\n" \
-			$selectFilePath] \
-			[mc {Replace existing file?}]]
-		set answer [tk_messageBox -icon warning -type yesno \
-			-message $message]
-		if {[string equal $answer "no"]} {
-		    return
-		}
+	} elseif {$data(type) eq "save"} {
+	    set message [format %s%s \
+		    [mc "File \"%1\$s\" already exists.\n\n" $selectFilePath] \
+		    [mc {Replace existing file?}]]
+	    set answer [tk_messageBox -icon warning -type yesno \
+		    -message $message]
+	    if {$answer eq "no"} {
+		return
 	    }
 	}