path: root/doc/tk4.0.ps

%!
%%BoundingBox: (atend)
%%Pages: (atend)
%%DocumentFonts: (atend)
%%EndComments
%%BeginProlog
%
% FrameMaker postscript_prolog 3.0, for use with FrameMaker 3.0
% This postscript_prolog file is Copyright (c) 1986-1991 Frame Technology
% Corporation.  All rights reserved.  This postscript_prolog file may be
% freely copied and distributed in conjunction with documents created using
% FrameMaker.
% NOTE
% This file fixes the problem with NeWS printers dithering color output.
% Any questions should be sent to mickey@magickingdom.eng.sun.com
%
% Known Problems:
%	Due to bugs in Transcript, the 'PS-Adobe-' is omitted from line 1
/FMversion (3.0) def
% Set up Color vs. Black-and-White

/FMPrintInColor { % once-thru loop gimmick
    % See if we're a NeWSprint printer
     /currentcanvas where {
        pop systemdict /separationdict known
	exit
     } if
% originally had the following, which should always be false:
%    /currentcanvas where {
%        pop currentcanvas /Color known {
%	    currentcanvas /Color get
%	    exit
%        } if
%    } if
    systemdict /colorimage known
    systemdict /currentcolortransfer known and
exit } loop def

% Uncomment the following line to force b&w on color printer
%   /FMPrintInColor false def
/FrameDict 195 dict def
systemdict /errordict known not {/errordict 10 dict def
		errordict /rangecheck {stop} put} if
% The readline in 23.0 doesn't recognize cr's as nl's on AppleTalk
FrameDict /tmprangecheck errordict /rangecheck get put
errordict /rangecheck {FrameDict /bug true put} put
FrameDict /bug false put
mark
% Some PS machines read past the CR, so keep the following 3 lines together!
currentfile 5 string readline
00
0000000000
cleartomark
errordict /rangecheck FrameDict /tmprangecheck get put
FrameDict /bug get {
	/readline {
		/gstring exch def
		/gfile exch def
		/gindex 0 def
		{
			gfile read pop
			dup 10 eq {exit} if
			dup 13 eq {exit} if
			gstring exch gindex exch put
			/gindex gindex 1 add def
		} loop
		pop
		gstring 0 gindex getinterval true
		} def
	} if
/FMVERSION {
	FMversion ne {
		/Times-Roman findfont 18 scalefont setfont
		100 100 moveto
		(FrameMaker version does not match postscript_prolog!)
		dup =
		show showpage
		} if
	} def
/FMLOCAL {
	FrameDict begin
	0 def
	end
	} def
	/gstring FMLOCAL
	/gfile FMLOCAL
	/gindex FMLOCAL
	/orgxfer FMLOCAL
	/orgproc FMLOCAL
	/organgle FMLOCAL
	/orgfreq FMLOCAL
	/yscale FMLOCAL
	/xscale FMLOCAL
	/manualfeed FMLOCAL
	/paperheight FMLOCAL
	/paperwidth FMLOCAL
/FMDOCUMENT {
	array /FMfonts exch def
	/#copies exch def
	FrameDict begin
	0 ne dup {setmanualfeed} if
	/manualfeed exch def
	/paperheight exch def
	/paperwidth exch def
	/yscale exch def
	/xscale exch def
	currenttransfer cvlit /orgxfer exch def
	currentscreen cvlit /orgproc exch def
	/organgle exch def /orgfreq exch def
	setpapername
	manualfeed {true} {papersize} ifelse
	{manualpapersize} {false} ifelse
	{desperatepapersize} if
	end
	} def
	/pagesave FMLOCAL
	/orgmatrix FMLOCAL
	/landscape FMLOCAL
/FMBEGINPAGE {
	FrameDict begin
	/pagesave save def
	3.86 setmiterlimit
	/landscape exch 0 ne def
	landscape {
		90 rotate 0 exch neg translate pop
		}
		{pop pop}
		ifelse
	xscale yscale scale
	/orgmatrix matrix def
	gsave
	} def
/FMENDPAGE {
	grestore
	pagesave restore
	end
	showpage
	} def
/FMFONTDEFINE {
	FrameDict begin
	findfont
	ReEncode
	1 index exch
	definefont
	FMfonts 3 1 roll
	put
	end
	} def
/FMFILLS {
	FrameDict begin
	array /fillvals exch def
	end
	} def
/FMFILL {
	FrameDict begin
	 fillvals 3 1 roll put
	end
	} def
/FMNORMALIZEGRAPHICS {
	newpath
	0.0 0.0 moveto
	1 setlinewidth
	0 setlinecap
	0 0 0 sethsbcolor
	0 setgray
	} bind def
	/fx FMLOCAL
	/fy FMLOCAL
	/fh FMLOCAL
	/fw FMLOCAL
	/llx FMLOCAL
	/lly FMLOCAL
	/urx FMLOCAL
	/ury FMLOCAL
/FMBEGINEPSF {
	end
	/FMEPSF save def
	/showpage {} def
	FMNORMALIZEGRAPHICS
	[/fy /fx /fh /fw /ury /urx /lly /llx] {exch def} forall
	fx fy translate
	rotate
	fw urx llx sub div fh ury lly sub div scale
	llx neg lly neg translate
	} bind def
/FMENDEPSF {
	FMEPSF restore
	FrameDict begin
	} bind def
FrameDict begin
/setmanualfeed {
%%BeginFeature *ManualFeed True
	 statusdict /manualfeed true put
%%EndFeature
	} def
/max {2 copy lt {exch} if pop} bind def
/min {2 copy gt {exch} if pop} bind def
/inch {72 mul} def
/pagedimen {
	paperheight sub abs 16 lt exch
	paperwidth sub abs 16 lt and
	{/papername exch def} {pop} ifelse
	} def
	/papersizedict FMLOCAL
/setpapername {
	/papersizedict 14 dict def
	papersizedict begin
	/papername /unknown def
		/Letter 8.5 inch 11.0 inch pagedimen
		/LetterSmall 7.68 inch 10.16 inch pagedimen
		/Tabloid 11.0 inch 17.0 inch pagedimen
		/Ledger 17.0 inch 11.0 inch pagedimen
		/Legal 8.5 inch 14.0 inch pagedimen
		/Statement 5.5 inch 8.5 inch pagedimen
		/Executive 7.5 inch 10.0 inch pagedimen
		/A3 11.69 inch 16.5 inch pagedimen
		/A4 8.26 inch 11.69 inch pagedimen
		/A4Small 7.47 inch 10.85 inch pagedimen
		/B4 10.125 inch 14.33 inch pagedimen
		/B5 7.16 inch 10.125 inch pagedimen
	end
	} def
/papersize {
	papersizedict begin
		/Letter {lettertray letter} def
		/LetterSmall {lettertray lettersmall} def
		/Tabloid {11x17tray 11x17} def
		/Ledger {ledgertray ledger} def
		/Legal {legaltray legal} def
		/Statement {statementtray statement} def
		/Executive {executivetray executive} def
		/A3 {a3tray a3} def
		/A4 {a4tray a4} def
		/A4Small {a4tray a4small} def
		/B4 {b4tray b4} def
		/B5 {b5tray b5} def
		/unknown {unknown} def
	papersizedict dup papername known {papername} {/unknown} ifelse get
	end
	/FMdicttop countdictstack 1 add def
	statusdict begin stopped end
	countdictstack -1 FMdicttop {pop end} for
	} def
/manualpapersize {
	papersizedict begin
		/Letter {letter} def
		/LetterSmall {lettersmall} def
		/Tabloid {11x17} def
		/Ledger {ledger} def
		/Legal {legal} def
		/Statement {statement} def
		/Executive {executive} def
		/A3 {a3} def
		/A4 {a4} def
		/A4Small {a4small} def
		/B4 {b4} def
		/B5 {b5} def
		/unknown {unknown} def
	papersizedict dup papername known {papername} {/unknown} ifelse get
	end
	stopped
	} def
/desperatepapersize {
	statusdict /setpageparams known
		{
		paperwidth paperheight 0 1
		statusdict begin
		{setpageparams} stopped pop
		end
		} if
	} def
/savematrix {
	orgmatrix currentmatrix pop
	} bind def
/restorematrix {
	orgmatrix setmatrix
	} bind def
/dmatrix matrix def
/dpi    72 0 dmatrix defaultmatrix dtransform
    dup mul exch   dup mul add   sqrt def
/freq dpi 18.75 div 8 div round dup 0 eq {pop 1} if 8 mul dpi exch div def
/sangle 1 0 dmatrix defaultmatrix dtransform exch atan def
/DiacriticEncoding [
/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
/.notdef /.notdef /.notdef /.notdef /space /exclam /quotedbl
/numbersign /dollar /percent /ampersand /quotesingle /parenleft
/parenright /asterisk /plus /comma /hyphen /period /slash /zero /one
/two /three /four /five /six /seven /eight /nine /colon /semicolon
/less /equal /greater /question /at /A /B /C /D /E /F /G /H /I /J /K
/L /M /N /O /P /Q /R /S /T /U /V /W /X /Y /Z /bracketleft /backslash
/bracketright /asciicircum /underscore /grave /a /b /c /d /e /f /g /h
/i /j /k /l /m /n /o /p /q /r /s /t /u /v /w /x /y /z /braceleft /bar
/braceright /asciitilde /.notdef /Adieresis /Aring /Ccedilla /Eacute
/Ntilde /Odieresis /Udieresis /aacute /agrave /acircumflex /adieresis
/atilde /aring /ccedilla /eacute /egrave /ecircumflex /edieresis
/iacute /igrave /icircumflex /idieresis /ntilde /oacute /ograve
/ocircumflex /odieresis /otilde /uacute /ugrave /ucircumflex
/udieresis /dagger /.notdef /cent /sterling /section /bullet
/paragraph /germandbls /registered /copyright /trademark /acute
/dieresis /.notdef /AE /Oslash /.notdef /.notdef /.notdef /.notdef
/yen /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef
/ordfeminine /ordmasculine /.notdef /ae /oslash /questiondown
/exclamdown /logicalnot /.notdef /florin /.notdef /.notdef
/guillemotleft /guillemotright /ellipsis /.notdef /Agrave /Atilde
/Otilde /OE /oe /endash /emdash /quotedblleft /quotedblright
/quoteleft /quoteright /.notdef /.notdef /ydieresis /Ydieresis
/fraction /currency /guilsinglleft /guilsinglright /fi /fl /daggerdbl
/periodcentered /quotesinglbase /quotedblbase /perthousand
/Acircumflex /Ecircumflex /Aacute /Edieresis /Egrave /Iacute
/Icircumflex /Idieresis /Igrave /Oacute /Ocircumflex /.notdef /Ograve
/Uacute /Ucircumflex /Ugrave /dotlessi /circumflex /tilde /macron
/breve /dotaccent /ring /cedilla /hungarumlaut /ogonek /caron
] def
/ReEncode {
	dup
	length
	dict begin
	{
	1 index /FID ne
		{def}
		{pop pop} ifelse
	} forall
	0 eq {/Encoding DiacriticEncoding def} if
	currentdict
	end
	} bind def
/graymode true def
	/bwidth FMLOCAL
	/bpside FMLOCAL
	/bstring FMLOCAL
	/onbits FMLOCAL
	/offbits FMLOCAL
	/xindex FMLOCAL
	/yindex FMLOCAL
	/x FMLOCAL
	/y FMLOCAL
/setpattern {
	 /bwidth  exch def
	 /bpside  exch def
	 /bstring exch def
	 /onbits 0 def  /offbits 0 def
	 freq sangle landscape {90 add} if
		{/y exch def
		 /x exch def
		 /xindex x 1 add 2 div bpside mul cvi def
		 /yindex y 1 add 2 div bpside mul cvi def
		 bstring yindex bwidth mul xindex 8 idiv add get
		 1 7 xindex 8 mod sub bitshift and 0 ne
		 {/onbits  onbits  1 add def 1}
		 {/offbits offbits 1 add def 0}
		 ifelse
		}
		setscreen
	 {} settransfer
	 offbits offbits onbits add div FMsetgray
	/graymode false def
	} bind def
/grayness {
	FMsetgray
	graymode not {
		/graymode true def
		orgxfer cvx settransfer
		orgfreq organgle orgproc cvx setscreen
		} if
	} bind def
	/HUE FMLOCAL
	/SAT FMLOCAL
	/BRIGHT FMLOCAL
	/Colors FMLOCAL
FMPrintInColor

	{
	/HUE 0 def
	/SAT 0 def
	/BRIGHT 0 def
	% array of arrays Hue and Sat values for the separations [HUE BRIGHT]
	/Colors
	[[0    0  ]    % black
	 [0    0  ]    % white
	 [0.00 1.0]    % red
	 [0.37 1.0]    % green
	 [0.60 1.0]    % blue
	 [0.50 1.0]    % cyan
	 [0.83 1.0]    % magenta
	 [0.16 1.0]    % comment / yellow
	 ] def

	/BEGINBITMAPCOLOR {
		BITMAPCOLOR} def
	/BEGINBITMAPCOLORc {
		BITMAPCOLORc} def
	/BEGINBITMAPTRUECOLOR {
		BITMAPTRUECOLOR } def
	/BEGINBITMAPTRUECOLORc {
		BITMAPTRUECOLORc } def
	/K {
		Colors exch get dup
		0 get /HUE exch store
		1 get /BRIGHT exch store
		  HUE 0 eq BRIGHT 0 eq and
			{1.0 SAT sub setgray}
			{HUE SAT BRIGHT sethsbcolor}
		  ifelse
		} def
	/FMsetgray {
		/SAT exch 1.0 exch sub store
		  HUE 0 eq BRIGHT 0 eq and
			{1.0 SAT sub setgray}
			{HUE SAT BRIGHT sethsbcolor}
		  ifelse
		} bind def
	}

	{
	/BEGINBITMAPCOLOR {
		BITMAPGRAY} def
	/BEGINBITMAPCOLORc {
		BITMAPGRAYc} def
	/BEGINBITMAPTRUECOLOR {
		BITMAPTRUEGRAY } def
	/BEGINBITMAPTRUECOLORc {
		BITMAPTRUEGRAYc } def
	/FMsetgray {setgray} bind def
	/K {
		pop
		} def
	}
ifelse
/normalize {
	transform round exch round exch itransform
	} bind def
/dnormalize {
	dtransform round exch round exch idtransform
	} bind def
/lnormalize {
	0 dtransform exch cvi 2 idiv 2 mul 1 add exch idtransform pop
	} bind def
/H {
	lnormalize setlinewidth
	} bind def
/Z {
	setlinecap
	} bind def
	/fillvals FMLOCAL
/X {
	fillvals exch get
	dup type /stringtype eq
	{8 1 setpattern}
	{grayness}
	ifelse
	} bind def
/V {
	gsave eofill grestore
	} bind def
/N {
	stroke
	} bind def
/M {newpath moveto} bind def
/E {lineto} bind def
/D {curveto} bind def
/O {closepath} bind def
	/n FMLOCAL
/L {
 	/n exch def
	newpath
	normalize
	moveto
	2 1 n {pop normalize lineto} for
	} bind def
/Y {
	L
	closepath
	} bind def
	/x1 FMLOCAL
	/x2 FMLOCAL
	/y1 FMLOCAL
	/y2 FMLOCAL
	/rad FMLOCAL
/R {
	/y2 exch def
	/x2 exch def
	/y1 exch def
	/x1 exch def
	x1 y1
	x2 y1
	x2 y2
	x1 y2
	4 Y
	} bind def
/RR {
	/rad exch def
	normalize
	/y2 exch def
	/x2 exch def
	normalize
	/y1 exch def
	/x1 exch def
	newpath
	x1 y1 rad add moveto
	x1 y2 x2 y2 rad arcto
	x2 y2 x2 y1 rad arcto
	x2 y1 x1 y1 rad arcto
	x1 y1 x1 y2 rad arcto
	closepath
	16 {pop} repeat
	} bind def
/C {
	grestore
	gsave
	R
	clip
	} bind def
	/FMpointsize FMLOCAL
/F {
	FMfonts exch get
	FMpointsize scalefont
	setfont
	} bind def
/Q {
	/FMpointsize exch def
	F
	} bind def
/T {
	moveto show
	} bind def
/RF {
	rotate
	0 ne {-1 1 scale} if
	} bind def
/TF {
	gsave
	moveto
	RF
	show
	grestore
	} bind def
/P {
	moveto
	0 32 3 2 roll widthshow
	} bind def
/PF {
	gsave
	moveto
	RF
	0 32 3 2 roll widthshow
	grestore
	} bind def
/S {
	moveto
	0 exch ashow
	} bind def
/SF {
	gsave
	moveto
	RF
	0 exch ashow
	grestore
	} bind def
/B {
	moveto
	0 32 4 2 roll 0 exch awidthshow
	} bind def
/BF {
	gsave
	moveto
	RF
	0 32 4 2 roll 0 exch awidthshow
	grestore
	} bind def
/G {
	gsave
	newpath
	normalize translate 0.0 0.0 moveto
	dnormalize scale
	0.0 0.0 1.0 5 3 roll arc
	closepath fill
	grestore
	} bind def
/A {
	gsave
	savematrix
	newpath
	2 index 2 div add exch 3 index 2 div sub exch
	normalize 2 index 2 div sub exch 3 index 2 div add exch
	translate
	scale
	0.0 0.0 1.0 5 3 roll arc
	restorematrix
	stroke
	grestore
	} bind def
	/x FMLOCAL
	/y FMLOCAL
	/w FMLOCAL
	/h FMLOCAL
	/xx FMLOCAL
	/yy FMLOCAL
	/ww FMLOCAL
	/hh FMLOCAL
	/FMsaveobject FMLOCAL
	/FMoptop FMLOCAL
	/FMdicttop FMLOCAL
/BEGINPRINTCODE {
	/FMdicttop countdictstack 1 add def
	/FMoptop count 4 sub def
	/FMsaveobject save def
	userdict begin
	/showpage {} def
	FMNORMALIZEGRAPHICS
	3 index neg 3 index neg translate
	} bind def
/ENDPRINTCODE {
	count -1 FMoptop {pop pop} for
	countdictstack -1 FMdicttop {pop end} for
	FMsaveobject restore
	} bind def
/gn {
	0
	{	46 mul
		cf read pop
		32 sub
		dup 46 lt {exit} if
		46 sub add
		} loop
	add
	} bind def
	/str FMLOCAL
/cfs {
	/str sl string def
	0 1 sl 1 sub {str exch val put} for
	str def
	} bind def
/ic [
	0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0223
	0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0223
	0
	{0 hx} {1 hx} {2 hx} {3 hx} {4 hx} {5 hx} {6 hx} {7 hx} {8 hx} {9 hx}
	{10 hx} {11 hx} {12 hx} {13 hx} {14 hx} {15 hx} {16 hx} {17 hx} {18 hx}
	{19 hx} {gn hx} {0} {1} {2} {3} {4} {5} {6} {7} {8} {9} {10} {11} {12}
	{13} {14} {15} {16} {17} {18} {19} {gn} {0 wh} {1 wh} {2 wh} {3 wh}
	{4 wh} {5 wh} {6 wh} {7 wh} {8 wh} {9 wh} {10 wh} {11 wh} {12 wh}
	{13 wh} {14 wh} {gn wh} {0 bl} {1 bl} {2 bl} {3 bl} {4 bl} {5 bl} {6 bl}
	{7 bl} {8 bl} {9 bl} {10 bl} {11 bl} {12 bl} {13 bl} {14 bl} {gn bl}
	{0 fl} {1 fl} {2 fl} {3 fl} {4 fl} {5 fl} {6 fl} {7 fl} {8 fl} {9 fl}
	{10 fl} {11 fl} {12 fl} {13 fl} {14 fl} {gn fl}
	] def
	/sl FMLOCAL
	/val FMLOCAL
	/ws FMLOCAL
	/im FMLOCAL
	/bs FMLOCAL
	/cs FMLOCAL
	/len FMLOCAL
	/pos FMLOCAL
/ms {
	/sl exch def
	/val 255 def
	/ws cfs
	/im cfs
	/val 0 def
	/bs cfs
	/cs cfs
	} bind def
400 ms
/ip {
	is
	0
	cf cs readline pop
	{	ic exch get exec
		add
		} forall
	pop

	} bind def
/wh {
	/len exch def
	/pos exch def
	ws 0 len getinterval im pos len getinterval copy pop
	pos len
	} bind def
/bl {
	/len exch def
	/pos exch def
	bs 0 len getinterval im pos len getinterval copy pop
	pos len
	} bind def
/s1 1 string def
/fl {
	/len exch def
	/pos exch def
	/val cf s1 readhexstring pop 0 get def
	pos 1 pos len add 1 sub {im exch val put} for
	pos len
	} bind def
/hx {
	3 copy getinterval
	cf exch readhexstring pop pop
	} bind def
	/h FMLOCAL
	/w FMLOCAL
	/d FMLOCAL
	/lb FMLOCAL
	/bitmapsave FMLOCAL
	/is FMLOCAL
	/cf FMLOCAL
/wbytes {
	dup
	8 eq {pop} {1 eq {7 add 8 idiv} {3 add 4 idiv} ifelse} ifelse
	} bind def
/BEGINBITMAPBWc {
	1 {} COMMONBITMAPc
	} bind def
/BEGINBITMAPGRAYc {
	8 {} COMMONBITMAPc
	} bind def
/BEGINBITMAP2BITc {
	2 {} COMMONBITMAPc
	} bind def
/COMMONBITMAPc {
	/r exch def
	/d exch def
	gsave
	translate rotate scale /h exch def /w exch def
	/lb w d wbytes def
	sl lb lt {lb ms} if
	/bitmapsave save def
	r
	/is im 0 lb getinterval def
	ws 0 lb getinterval is copy pop
	/cf currentfile def
	w h d [w 0 0 h neg 0 h]
	{ip} image
	bitmapsave restore
	grestore
	} bind def
/BEGINBITMAPBW {
	1 {} COMMONBITMAP
	} bind def
/BEGINBITMAPGRAY {
	8 {} COMMONBITMAP
	} bind def
/BEGINBITMAP2BIT {
	2 {} COMMONBITMAP
	} bind def
/COMMONBITMAP {
	/r exch def
	/d exch def
	gsave
	translate rotate scale /h exch def /w exch def
	/bitmapsave save def
	r
	/is w d wbytes string def
	/cf currentfile def
	w h d [w 0 0 h neg 0 h]
	{cf is readhexstring pop} image
	bitmapsave restore
	grestore
	} bind def
	/proc1 FMLOCAL
	/proc2 FMLOCAL
	/newproc FMLOCAL
/Fmcc {
    /proc2 exch cvlit def
    /proc1 exch cvlit def
    /newproc proc1 length proc2 length add array def
    newproc 0 proc1 putinterval
    newproc proc1 length proc2 putinterval
    newproc cvx
} bind def
/ngrayt 256 array def
/nredt 256 array def
/nbluet 256 array def
/ngreent 256 array def
	/gryt FMLOCAL
	/blut FMLOCAL
	/grnt FMLOCAL
	/redt FMLOCAL
	/indx FMLOCAL
	/cynu FMLOCAL
	/magu FMLOCAL
	/yelu FMLOCAL
	/k FMLOCAL
	/u FMLOCAL
/colorsetup {
	currentcolortransfer
	/gryt exch def
	/blut exch def
	/grnt exch def
	/redt exch def
	0 1 255 {
		/indx exch def
		/cynu 1 red indx get 255 div sub def
		/magu 1 green indx get 255 div sub def
		/yelu 1 blue indx get 255 div sub def
		/k cynu magu min yelu min def
		/u k currentundercolorremoval exec def
		nredt indx 1 0 cynu u sub max sub redt exec put
		ngreent indx 1 0 magu u sub max sub grnt exec put
		nbluet indx 1 0 yelu u sub max sub blut exec put
		ngrayt indx 1 k currentblackgeneration exec sub gryt exec put
	} for
	{255 mul cvi nredt exch get}
	{255 mul cvi ngreent exch get}
	{255 mul cvi nbluet exch get}
	{255 mul cvi ngrayt exch get}
	setcolortransfer
	{pop 0} setundercolorremoval
	{} setblackgeneration
	} bind def
	/tran FMLOCAL
/fakecolorsetup {
	/tran 256 string def
	0 1 255 {/indx exch def
		tran indx
		red indx get 77 mul
		green indx get 151 mul
		blue indx get 28 mul
		add add 256 idiv put} for
	currenttransfer
	{255 mul cvi tran exch get 255.0 div}
	exch Fmcc settransfer
} bind def
/BITMAPCOLOR {
	/d 8 def
	gsave
	translate rotate scale /h exch def /w exch def
	/bitmapsave save def
	colorsetup
	/is w d wbytes string def
	/cf currentfile def
	w h d [w 0 0 h neg 0 h]
	{cf is readhexstring pop} {is} {is} true 3 colorimage
	bitmapsave restore
	grestore
	} bind def
/BITMAPCOLORc {
	/d 8 def
	gsave
	translate rotate scale /h exch def /w exch def
	/lb w d wbytes def
	sl lb lt {lb ms} if
	/bitmapsave save def
	colorsetup
	/is im 0 lb getinterval def
	ws 0 lb getinterval is copy pop
	/cf currentfile def
	w h d [w 0 0 h neg 0 h]
	{ip} {is} {is} true 3 colorimage
	bitmapsave restore
	grestore
	} bind def
/BITMAPTRUECOLORc {
        gsave
        translate rotate scale /h exch def /w exch def
        /bitmapsave save def

        /is w string def

        ws 0 w getinterval is copy pop
        /cf currentfile def
        w h 8 [w 0 0 h neg 0 h]
        {ip} {gip} {bip} true 3 colorimage
        bitmapsave restore
        grestore
        } bind def
/BITMAPTRUECOLOR {
        gsave
        translate rotate scale /h exch def /w exch def
        /bitmapsave save def
        /is w string def
        /gis w string def
        /bis w string def
        /cf currentfile def
        w h 8 [w 0 0 h neg 0 h]
        { cf is readhexstring pop }
        { cf gis readhexstring pop }
        { cf bis readhexstring pop }
        true 3 colorimage
        bitmapsave restore
        grestore
        } bind def
/BITMAPTRUEGRAYc {
        gsave
        translate rotate scale /h exch def /w exch def
        /bitmapsave save def

        /is w string def

        ws 0 w getinterval is copy pop
        /cf currentfile def
        w h 8 [w 0 0 h neg 0 h]
        {ip gip bip w gray} image
        bitmapsave restore
        grestore
        } bind def
/ww FMLOCAL
/r FMLOCAL
/g FMLOCAL
/b FMLOCAL
/i FMLOCAL
/gray {
        /ww exch def
        /b exch def
        /g exch def
        /r exch def
        0 1 ww 1 sub { /i exch def r i get .299 mul g i get .587 mul
			b i get .114 mul add add r i 3 -1 roll floor cvi put } for
        r
        } bind def
/BITMAPTRUEGRAY {
        gsave
        translate rotate scale /h exch def /w exch def
        /bitmapsave save def
        /is w string def
        /gis w string def
        /bis w string def
        /cf currentfile def
        w h 8 [w 0 0 h neg 0 h]
        { cf is readhexstring pop
          cf gis readhexstring pop
          cf bis readhexstring pop w gray}  image
        bitmapsave restore
        grestore
        } bind def
/BITMAPGRAY {
	8 {fakecolorsetup} COMMONBITMAP
	} bind def
/BITMAPGRAYc {
	8 {fakecolorsetup} COMMONBITMAPc
	} bind def
/ENDBITMAP {
	} bind def
end
	/ALDsave FMLOCAL
	/ALDmatrix matrix def ALDmatrix currentmatrix pop
/StartALD {
	/ALDsave save def
	 savematrix
	 ALDmatrix setmatrix
	} bind def
/InALD {
	 restorematrix
	} bind def
/DoneALD {
	 ALDsave restore
	} bind def
%%EndProlog
%%BeginSetup
(3.0) FMVERSION
1 1 612 792 0 1 13 FMDOCUMENT
0 0 /Helvetica-Bold FMFONTDEFINE
1 0 /Times-Bold FMFONTDEFINE
2 0 /Times-Italic FMFONTDEFINE
3 0 /Times-Roman FMFONTDEFINE
4 0 /Helvetica FMFONTDEFINE
5 0 /Courier FMFONTDEFINE
6 0 /Courier-Oblique FMFONTDEFINE
32 FMFILLS
0 0 FMFILL
1 0.1 FMFILL
2 0.3 FMFILL
3 0.5 FMFILL
4 0.7 FMFILL
5 0.9 FMFILL
6 0.97 FMFILL
7 1 FMFILL
8 <0f1e3c78f0e1c387> FMFILL
9 <0f87c3e1f0783c1e> FMFILL
10 <cccccccccccccccc> FMFILL
11 <ffff0000ffff0000> FMFILL
12 <8142241818244281> FMFILL
13 <03060c183060c081> FMFILL
14 <8040201008040201> FMFILL
16 1 FMFILL
17 0.9 FMFILL
18 0.7 FMFILL
19 0.5 FMFILL
20 0.3 FMFILL
21 0.1 FMFILL
22 0.03 FMFILL
23 0 FMFILL
24 <f0e1c3870f1e3c78> FMFILL
25 <f0783c1e0f87c3e1> FMFILL
26 <3333333333333333> FMFILL
27 <0000ffff0000ffff> FMFILL
28 <7ebddbe7e7dbbd7e> FMFILL
29 <fcf9f3e7cf9f3f7e> FMFILL
30 <7fbfdfeff7fbfdfe> FMFILL
%%EndSetup
%%Page: "1" 1
%%BeginPaperSize: Letter
%%EndPaperSize
612 792 0 FMBEGINPAGE
98.1 675 512.1 675 2 L
7 X
0 K
V
2 H
0 Z
0 X
N
98.1 450 512.1 450 2 L
7 X
V
2 Z
0 X
N
98.1 108 512.1 126 R
7 X
V
0 10 Q
0 X
(1) 506.54 119.33 T
1 24 Q
-0.48 (Tk4.0 Overview and Porting Guide) 152.1 605 S
2 12 Q
(John Ouster) 152.1 563 T
(hout) 210.84 563 T
98.1 135 512.1 423 R
7 X
V
3 10 Q
0 X
(Tk version 4.0 is a major new release with many improvements, new features, and bug) 152.1 416.33 T
(\336xes. This document provides an introduction to the new features and describes the most) 152.1 404.33 T
-0.18 (common problems you are likely to encounter when porting scripts from Tk 3.6, the previ-) 152.1 392.33 P
(ous release. This is) 152.1 380.33 T
2 F
(not) 230.66 380.33 T
3 F
( an introduction to Tk: I assume that you are already familiar with) 243.43 380.33 T
(Tk 3.6 as described in the book) 152.1 368.33 T
2 F
(T) 279.79 368.33 T
(cl and the Tk T) 284.43 368.33 T
(oolkit) 343.48 368.33 T
3 F
(.) 366.24 368.33 T
-0.26 (The good news about Tk 4.0 is that it has many improvements over Tk 3.6. Here are a) 170.1 356.33 P
(few of the most important new features:) 152.1 344.33 T
3 12 Q
(\245) 152.1 329.33 T
3 10 Q
(Tk 4.0 includes a general-purpose mechanism for manipulating color images \050Tk 3.6) 162.9 329.33 T
(supports only monochrome images\051.) 162.9 317.33 T
3 12 Q
(\245) 152.1 302.33 T
3 10 Q
-0.17 (The text widget in Tk 4.0 includes many new features such as tab stops, embedded win-) 162.9 302.33 P
(dows, horizontal scrolling, and many new formatting options.) 162.9 290.33 T
3 12 Q
(\245) 152.1 275.33 T
3 10 Q
(The binding mechanism in Tk 4.0 is much more powerful in Tk 3.6.) 162.9 275.33 T
3 12 Q
(\245) 152.1 260.33 T
3 10 Q
(Motif compliance is much better) 162.9 260.33 T
(. For example, there is now support for keyboard tra-) 292.82 260.33 T
(versal and focus highlights.) 162.9 248.33 T
3 12 Q
(\245) 152.1 233.33 T
3 10 Q
(Many widgets have been improved. For example, buttons and labels can display multi-) 162.9 233.33 T
(line justi\336ed text, and scales can handle real values.) 162.9 221.33 T
(The bad news about Tk 4.0 is that it contains several incompatibilities with Tk 3.6.) 170.1 206.33 T
(Ever since the \336rst release of Tk I have assumed that there would eventually be a major) 152.1 194.33 T
(new release of Tk with substantial incompatibilities. I knew that I wouldn\325) 152.1 182.33 T
(t be able to get) 450.06 182.33 T
(all of the features of Tk right the \336rst time; rather than live forever with all of my early) 152.1 170.33 T
(mistakes, I wanted to have a chance to correct them. Tk 4.0 is that correction. I apologize) 152.1 158.33 T
-0.05 (for the incompatibilities, but I hope they improve Tk enough to justify the dif) 152.1 146.33 P
-0.05 (\336culties you) 460.55 146.33 P
44.1 351 98.1 423 C
35.1 360 197.1 414 R
7 X
0 K
V
1 9 Q
0 X
(FIGURE  1) 35.1 408 T
(T) 35.1 387 T
(ABLE  1) 40.43 387 T
26.1 351 125.1 423 R
7 X
V
40.5 63 571.5 729 C
FMENDPAGE
%%EndPage: "1" 2
%%Page: "2" 2
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(2) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 F
0 X
(encounter during porting. Tk 4.0 is a one-time correction: we will try very hard to avoid) 152.1 632.33 T
(substantial incompatibilities \050especially in Tk\325) 152.1 620.3 T
(s T) 337 620.3 T
(cl-level interfaces\051 in future releases.) 348.79 620.3 T
-0.4 (Sections 1-1) 170.1 608.3 P
-0.4 (1 cover the major areas of change in Tk 4.0: bindings, focus, text widgets,) 219.02 608.3 P
-0 (Motif compliance, other widget changes, images, color management, event handling, sup-) 152.1 596.26 P
(port for multiple displays, the) 152.1 584.23 T
5 F
(send) 273.14 584.23 T
3 F
( command, and the selection. Section 12 summarizes) 297.13 584.23 T
(several smaller changes. Section 13 lists all of the incompatibilities that af) 152.1 572.19 T
(fect T) 448.4 572.19 T
(cl scripts,) 471.29 572.19 T
-0.02 (along with suggestions for how to deal with them. The explanations here are not intended) 152.1 560.16 P
(to be comprehensive, but rather to introduce you to the issues; for complete information) 152.1 548.12 T
(on new or modi\336ed commands, refer to the reference documentation that comes with the) 152.1 536.09 T
(distribution.) 152.1 524.05 T
98.1 480.7 512.1 483.72 C
152.1 481.92 512.1 481.92 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 482.21 143.1 482.21 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(1) 134.63 487.72 T
(Bindings) 152.1 487.72 T
3 10 Q
-0.35 (The changes for Tk 4.0 that are most likely to af) 152.1 464.03 P
-0.35 (fect existing T) 341.31 464.03 P
-0.35 (cl scripts are those related to) 397.64 464.03 P
(bindings. The new binding mechanism in Tk 4.0 is much more powerful than that of Tk) 152.1 452 T
(3.6, particularly in the way it allows behaviors to be combined, but several incompatible) 152.1 439.96 T
(changes were required to implement the new features. These changes are likely to break) 152.1 427.93 T
(most Tk 3.6 scripts. Fortunately) 152.1 415.89 T
(, it is relatively easy to upgrade your bindings to work) 279.16 415.89 T
(under Tk 4.0.) 152.1 403.86 T
-0.27 (The basic mechanism for bindings is the same as in Tk 3.6. A binding associates a T) 170.1 391.86 P
-0.27 (cl) 502.65 391.86 P
(script with a particular event \050or sequence of events\051 occurring in one or more windows;) 152.1 379.82 T
-0.11 (the script will be invoked automatically whenever the event sequence occurs in any of the) 152.1 367.79 P
-0.13 (speci\336ed windows. The Tk 4.0 binding mechanism has three major feature changes. First,) 152.1 355.75 P
(there is a more general mechanism for specifying the relationship between windows and) 152.1 343.72 T
(bindings, called) 152.1 331.68 T
2 F
(binding tags) 217.89 331.68 T
3 F
(. Second, the con\337ict resolution mechanism \050which is) 267.6 331.68 T
(invoked when more than one binding matches an event\051 has been changed to allow more) 152.1 319.65 T
(than one binding script to execute for a single event. Third, the) 152.1 307.61 T
5 F
(Any) 405.81 307.61 T
3 F
( modi\336er is now) 423.8 307.61 T
(implicit in all binding patterns. These changes are discussed separately in the subsections) 152.1 295.58 T
(that follow) 152.1 283.54 T
(.) 195.04 283.54 T
-0.16 (Overall, the main ef) 170.1 271.54 P
-0.16 (fect of Tk 4.0\325) 249.37 271.54 P
-0.16 (s binding changes is that it allows more bindings to) 306.06 271.54 P
(trigger than Tk 3.6 does. Feedback from the T) 152.1 259.51 T
(cl/Tk community about the Tk 3.6 binding) 335.71 259.51 T
(mechanism indicated that it was too conservative about triggering bindings. This caused) 152.1 247.47 T
(the system to lose behaviors relatively easily and made the binding structure fragile. It) 152.1 235.44 T
-0.35 (appears to be easier to deal with too many binding invocations than too few) 152.1 223.4 P
-0.35 (, so Tk 4.0 tries) 449.17 223.4 P
(to err in this direction.) 152.1 211.37 T
0 F
(1.1) 127.41 181.37 T
(Binding tags) 152.1 181.37 T
3 F
(In Tk 3.6 you specify the window\050s\051 for a binding in one of three ways:) 152.1 165.37 T
3 12 Q
(\245) 152.1 150.37 T
3 10 Q
(Y) 162.9 150.37 T
(ou give the name of a window) 169.12 150.37 T
(, such as) 289.49 150.37 T
5 F
(.a.b.c) 326.13 150.37 T
3 F
(, in which case the binding applies) 362.11 150.37 T
(only to that window) 162.9 138.33 T
(.) 242.49 138.33 T
FMENDPAGE
%%EndPage: "2" 3
%%Page: "3" 3
612 792 0 FMBEGINPAGE
4 10 Q
0 X
0 K
(1 Bindings) 98.1 668.33 T
0 F
(3) 506.54 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 12 Q
0 X
(\245) 152.1 632.33 T
3 10 Q
-0.06 (Y) 162.9 632.33 P
-0.06 (ou give the name of a class, such as) 169.12 632.33 P
5 F
-0.15 (Button) 313.45 632.33 P
3 F
-0.06 (, in which case the binding applies to all) 349.43 632.33 P
(the windows of that class.) 162.9 620.33 T
3 12 Q
(\245) 152.1 605.33 T
3 10 Q
(Y) 162.9 605.33 T
(ou specify) 169.12 605.33 T
5 F
(all) 212.97 605.33 T
3 F
(, in which case the binding applies to all windows.) 230.96 605.33 T
-0.3 (In Tk4.0 you specify the window\050s\051 using a more general mechanism called a) 170.1 590.33 P
2 F
-0.3 (binding) 479.35 590.33 P
(tag) 152.1 578.33 T
3 F
(. A binding tag may be an arbitrary string, but if it starts with a \322.\323 then it must be the) 164.87 578.33 T
(name of a window) 152.1 566.33 T
(. If you specify a class name or) 225.56 566.33 T
5 F
(all) 352.4 566.33 T
3 F
( as a binding tag, it will usually) 370.39 566.33 T
-0.1 (have the same ef) 152.1 554.33 P
-0.1 (fect as in Tk 3.6, but you may also specify other strings that were not per-) 218.51 554.33 P
(mitted in Tk 3.6.) 152.1 542.33 T
-0.07 (Each window in Tk 4.0 has a list of binding tags. When an event occurs in a window) 170.1 530.33 P
-0.07 (,) 507.17 530.33 P
-0.19 (Tk fetches the window\325) 152.1 518.33 P
-0.19 (s binding tags and matches the event against all of the bindings for) 245.62 518.33 P
-0.09 (any of the tags. By default, the binding tags for a window consist of the window name, its) 152.1 506.33 P
-0.14 (class name, the name of its nearest toplevel ancestor) 152.1 494.33 P
-0.14 (, and) 359.61 494.33 P
5 F
-0.33 (all) 381.26 494.33 P
3 F
-0.14 (. For example, a button win-) 399.25 494.33 P
(dow named) 152.1 482.33 T
5 F
(.b) 200.95 482.33 T
3 F
( will have the tags) 212.95 482.33 T
5 9 Q
(.b Button . all) 179.1 468 T
3 10 Q
(by default and all of the following bindings will apply to the window:) 152.1 454.33 T
5 9 Q
(bind .b <Enter> {identify "press here to exit"}) 179.1 440 T
(bind Button <Button-Release-1> {%W invoke}) 179.1 430 T
(bind all <Help> {help %W}) 179.1 420 T
3 10 Q
(So far) 152.1 406.33 T
(, this mechanism produces the same behavior as in Tk 3.6 except that bindings cre-) 175.85 406.33 T
(ated for a toplevel also apply to its descendants \050see Section 1.5 for more on this issue\051.) 152.1 394.33 T
(Y) 170.1 382.33 T
(ou can use the) 176.32 382.33 T
5 F
(bindtags) 235.71 382.33 T
3 F
( command to change the binding tags for a window or) 283.69 382.33 T
(their order) 152.1 370.33 T
(. For example, the command) 193.46 370.33 T
5 9 Q
(bindtags .b {.b MyButton all}) 179.1 356 T
3 10 Q
(will change the binding tags for) 152.1 342.33 T
5 F
(.b) 281.46 342.33 T
3 F
( to the three values in the list. This provides a simple) 293.45 342.33 T
(way to make radical changes the behavior of a window) 152.1 330.33 T
(. After the above command is) 371.55 330.33 T
(invoked none of the) 152.1 318.33 T
5 F
(Button) 234.26 318.33 T
3 F
( class bindings will apply to) 270.24 318.33 T
5 F
(.b) 384.63 318.33 T
3 F
(. Instead, bindings for) 396.63 318.33 T
5 F
-0.81 (MyButton) 152.1 306.33 P
3 F
-0.34 ( will apply; this might give the button a totally dif) 200.07 306.33 P
-0.34 (ferent set of behaviors than a) 395.88 306.33 P
(normal button. In addition, the) 152.1 294.33 T
5 F
(bindtags) 276.75 294.33 T
3 F
( command removes the \322.\323 tag, so bindings on) 324.72 294.33 T
(\322.\323 will not apply to) 152.1 282.33 T
5 F
(.b) 234.27 282.33 T
3 F
(.) 246.27 282.33 T
(Y) 170.1 270.33 T
(ou can also place additional tags on a window with the) 176.32 270.33 T
5 F
(bindtags) 397.55 270.33 T
3 F
( command to) 445.53 270.33 T
(combine a number of behaviors. For example,) 152.1 258.33 T
5 9 Q
(bindtags .b {.b MyButton Button . all}) 179.1 244 T
3 10 Q
(gives) 152.1 230.33 T
5 F
(.b) 175.7 230.33 T
3 F
( the behaviors of) 187.69 230.33 T
5 F
(MyButton) 257.08 230.33 T
3 F
( bindings as well as those speci\336ed by) 305.06 230.33 T
5 F
(Button) 459.96 230.33 T
3 F
(bindings.) 152.1 218.33 T
(Overall, binding tags are similar to the tag mechanisms already used internally by) 170.1 206.33 T
(canvas and text widgets in Tk 3.6, except that binding tags apply to windows instead of) 152.1 194.33 T
(graphical objects or textual characters.) 152.1 182.33 T
FMENDPAGE
%%EndPage: "3" 4
%%Page: "4" 4
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(4) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
0 F
0 X
(1.2) 127.41 632.33 T
(Con\337ict resolution) 152.1 632.33 T
3 F
(It is possible for several bindings to match a particular event. In Tk 3.6 at most one event) 152.1 616.33 T
(is actually allowed to trigger: a set of con\337ict resolution rules determines the winner) 152.1 604.22 T
(. In) 488.27 604.22 T
(general, a more speci\336c binding takes precedence over a less speci\336c binding. For exam-) 152.1 592.11 T
-0.27 (ple, any binding for a speci\336c widget takes precedence over any class or) 152.1 580 P
5 F
-0.66 (all) 439.96 580 P
3 F
-0.27 ( binding, and) 457.95 580 P
(a binding on) 152.1 567.89 T
5 F
(<Control-a>) 204.57 567.89 T
3 F
( takes precedence over a binding on) 270.54 567.89 T
5 F
(<KeyPress>.) 416.24 567.89 T
3 F
-0.26 (The mechanism for con\337ict resolution is similar in Tk 4.0 except that one binding can) 170.1 555.89 P
-0.35 (trigger for) 152.1 543.78 P
2 F
-0.35 (each) 194.7 543.78 P
3 F
-0.35 ( binding tag on the window where the event occurs. The bindings trigger in) 213.57 543.78 P
(the order of the tags. Thus if button) 152.1 531.67 T
5 F
(.b) 296.17 531.67 T
3 F
( has the default binding tags, one binding for) 308.16 531.67 T
5 F
(.b) 489.71 531.67 T
3 F
(can trigger) 152.1 519.56 T
(, followed by one for) 194.72 519.56 T
5 F
(Button) 281.32 519.56 T
3 F
(, followed by one for \322) 317.3 519.56 T
5 F
(.) 408.34 519.56 T
3 F
(\323, followed by one for) 414.34 519.56 T
5 F
(all) 152.1 507.44 T
3 F
(. If there are no matching bindings for a given tag then none will trigger) 170.09 507.44 T
(, and if there) 456.98 507.44 T
(are several matching bindings for a given tag then a single one is chosen using the same) 152.1 495.33 T
(rules as in Tk 3.6.) 152.1 483.22 T
(The philosophy behind binding tags in Tk 4.0 is that each binding tag corresponds to) 170.1 471.22 T
(an independent behavior) 152.1 459.11 T
(, so bindings with dif) 249.96 459.11 T
(ferent tags should usually be additive. Sup-) 334.46 459.11 T
(pose you de\336ned the following binding:) 152.1 447 T
5 9 Q
(bind .b <Enter> {puts "press here to exit"}) 179.1 432.67 T
3 10 Q
(This binding will add to the behavior de\336ned by the Button class binding for) 152.1 419 T
5 F
(<Enter>) 460.81 419 T
3 F
(.) 502.79 419 T
(In Tk 3.6, the widget-speci\336c binding will replace the class binding, which will break the) 152.1 406.89 T
(behavior of the button so that it no longer has normal button behavior) 152.1 394.78 T
(.) 429.71 394.78 T
(Sometimes there need to be interactions between binding tags. For example, you) 170.1 382.78 T
(might wish to keep most of the default button behavior for) 152.1 370.67 T
5 F
(.b) 388.34 370.67 T
3 F
( but replace the default) 400.33 370.67 T
(behavior for) 152.1 358.56 T
5 F
(<ButtonRelease>) 203.72 358.56 T
3 F
( with some other behavior) 293.67 358.56 T
(. T) 397.49 358.56 T
(o allow bindings to be) 407.9 358.56 T
-0.17 (overridden, Tk 4.0 allows the) 152.1 346.44 P
5 F
-0.41 (break) 271.44 346.44 P
3 F
-0.17 ( command to be invoked from inside a binding. This) 301.43 346.44 P
(causes all remaining binding tags for that binding to be skipped. Consider the following) 152.1 334.33 T
(binding:) 152.1 322.22 T
5 9 Q
(bind .b <ButtonRelease-1> {myRelease .b; break}) 179.1 307.89 T
3 10 Q
-0.21 (This will cause the) 152.1 294.22 P
5 F
-0.5 (myRelease) 228.99 294.22 P
3 F
-0.21 ( procedure to be invoked, then the) 282.96 294.22 P
5 F
-0.5 (break) 420.28 294.22 P
3 F
-0.21 ( command will) 450.26 294.22 P
-0.37 (cause the class binding for the event to be skipped \050assuming that the widget name appears) 152.1 282.11 P
(before its class in the binding tags for) 152.1 270 T
5 F
(.b) 304.78 270 T
3 F
(\051, along with any bindings for other tags.) 316.77 270 T
2 F
(Note:) 119.09 254 T
-0.07 (Y) 152.1 254 P
-0.07 (ou cannot invoke) 156.74 254 P
6 F
-0.17 (break) 227.31 254 P
2 F
-0.07 ( fr) 257.29 254 P
-0.07 (om within the) 266.02 254 P
6 F
-0.17 (myRelease) 322.73 254 P
2 F
-0.07 ( pr) 376.7 254 P
-0.07 (ocedur) 387.64 254 P
-0.07 (e in the above example:) 415.03 254 P
-0.02 (this will generate a T) 152.1 242.89 P
-0.02 (cl err) 236.05 242.89 P
-0.02 (or) 257.59 242.89 P
-0.02 (. However) 265.37 242.89 P
-0.02 (, you can invoke the command \322) 305.31 242.89 P
6 F
-0.05 (return -code) 434.25 242.89 P
(break) 152.1 231.78 T
2 F
(\323 in the pr) 182.08 231.78 T
(ocedur) 223.64 231.78 T
(e to achieve the same effect as the) 251.03 231.78 T
6 F
(break) 389.25 231.78 T
2 F
( in the binding script.) 419.23 231.78 T
0 F
(1.3) 127.41 202.78 T
(Implicit Any) 152.1 202.78 T
3 F
-0.13 (In Tk 3.6 extraneous modi\336ers prevent a binding from matching an event. For example, if) 152.1 186.78 P
(a binding is de\336ned for) 152.1 174.67 T
5 F
(<Button-1>) 247.32 174.67 T
3 F
( and the mouse button is pressed with the) 307.29 174.67 T
5 F
(Num-) 474.68 174.67 T
(Lock) 152.1 162.56 T
3 F
( key down, then the binding will not match. If you want a binding to trigger even) 176.09 162.56 T
(when extraneous modi\336ers are present, you must specify the) 152.1 150.45 T
5 F
(Any) 396.37 150.45 T
3 F
( modi\336er) 414.36 150.45 T
(, as in) 450.33 150.45 T
5 F
(<Any-) 476.42 150.45 T
(Button-1>) 152.1 138.33 T
3 F
(.) 206.07 138.33 T
FMENDPAGE
%%EndPage: "4" 5
%%Page: "5" 5
612 792 0 FMBEGINPAGE
4 10 Q
0 X
0 K
(1 Bindings) 98.1 668.33 T
0 F
(5) 506.54 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 F
0 X
-0.06 (In Tk 4.0, all bindings have the) 170.1 632.33 P
5 F
-0.15 (Any) 297.08 632.33 P
3 F
-0.06 ( modi\336er present implicitly) 315.08 632.33 P
-0.06 (. The) 423.35 632.33 P
5 F
-0.15 (Any) 446.26 632.33 P
3 F
-0.06 ( modi\336er is) 464.25 632.33 P
(still allowed for compatibility) 152.1 620.33 T
(, but it has no meaning. Thus a binding for) 270.55 620.33 T
5 F
(<Button-1>) 443.23 620.33 T
3 F
(will match a button press event even if) 152.1 608.33 T
5 F
(NumLock) 309.21 608.33 T
3 F
(,) 351.19 608.33 T
5 F
(Shift) 356.19 608.33 T
3 F
(,) 386.17 608.33 T
5 F
(Control) 391.17 608.33 T
3 F
(, or any combina-) 433.15 608.33 T
(tion of them. If you wish for a binding not to trigger when a modi\336er is present, you can) 152.1 596.33 T
(just de\336ne an empty binding for that modi\336er combination. For example,) 152.1 584.33 T
5 9 Q
(bind .b <Control-ButtonPress-1> {# this script is a no-op}) 179.1 570 T
3 10 Q
(creates a binding that will trigger on mouse button presses when the) 152.1 556.33 T
5 F
(Control) 426.36 556.33 T
3 F
( key is) 468.34 556.33 T
-0.22 (down. If there is also a) 152.1 544.33 P
5 F
-0.52 (<ButtonPress-1>) 244.35 544.33 P
3 F
-0.22 ( binding for) 334.3 544.33 P
5 F
-0.52 (.b) 383.35 544.33 P
3 F
-0.22 (, it will no longer be invoked) 395.34 544.33 P
-0.02 (if the) 152.1 532.33 P
5 F
-0.05 (Control) 175.37 532.33 P
3 F
-0.02 ( key is down, due to the con\337ict resolution rules. The script for the above) 217.35 532.33 P
(binding is just a T) 152.1 520.33 T
(cl comment, so it has no ef) 223.59 520.33 T
(fect when it is invoked. Alternatively) 330.84 520.33 T
(, you) 478.98 520.33 T
(could use) 152.1 508.33 T
5 F
(%s) 192.63 508.33 T
3 F
( in the binding script to extract the modi\336er state, then test to see that only) 204.62 508.33 T
(desired modi\336ers are present.) 152.1 496.33 T
0 F
(1.4) 127.41 466.33 T
(Porting problems: widget bindings vs. class bindings) 152.1 466.33 T
3 F
-0.38 (Y) 152.1 450.33 P
-0.38 (ou are likely to encounter two problems with bindings when you port Tk 3.6 scripts to Tk) 158.32 450.33 P
-0.18 (4.0: widget bindings vs. class bindings, and events on top-level windows. This section dis-) 152.1 438.33 P
(cusses the \336rst problem and the following section discusses the second problem.) 152.1 426.33 T
(In Tk 3.6, if a widget-speci\336c binding matches an event then no class binding will) 170.1 414.33 T
-0.15 (trigger for the event; in Tk 4.0 both bindings will trigger) 152.1 402.33 P
-0.15 (. Because of this change, you will) 375.75 402.33 P
-0.09 (need to modify most of your widget-speci\336c bindings in one of two ways. If a widget-spe-) 152.1 390.33 P
(ci\336c binding in Tk 3.6 was intended to supplement the class binding, this could only be) 152.1 378.33 T
(done by duplicating the code of the class binding in the widget binding script. This dupli-) 152.1 366.33 T
-0.02 (cated code is no longer necessary in Tk 4.0 and will probably interfere with the new class) 152.1 354.33 P
(bindings in Tk 4.0; you should remove the duplicated class code, leaving only the widget-) 152.1 342.33 T
(speci\336c code in the binding script. If a widget-speci\336c binding in Tk 3.6 was intended to) 152.1 330.33 T
-0.17 (override the class binding, this will no longer occur by default in Tk 4.0; you should add a) 152.1 318.33 P
5 F
-0.54 (break) 152.1 306.33 P
3 F
-0.22 ( command at the end of the binding script to prevent the class binding from trigger-) 182.08 306.33 P
(ing. If a widget binding in Tk 3.6 didn\325) 152.1 294.33 T
(t con\337ict with a class binding, then you will not) 308.49 294.33 T
(need to modify it for Tk 4.0. For example, a widget binding for) 152.1 282.33 T
5 F
(<Help>) 407.49 282.33 T
3 F
( in a text widget) 443.47 282.33 T
(would not need to be modi\336ed, since it doesn\325) 152.1 270.33 T
(t con\337ict with a class binding.) 336.53 270.33 T
0 F
(1.5) 127.41 240.33 T
(Porting problems: events on top-levels) 152.1 240.33 T
3 F
-0.26 (The second binding problem you are likely to encounter in porting Tk 3.6 scripts to Tk 4.0) 152.1 224.33 P
(is that in Tk 4.0 a binding on a toplevel will match events on any of the internal windows) 152.1 212.33 T
(within that top-level. For example, suppose you have a binding created as follows:) 152.1 200.33 T
5 9 Q
(toplevel .t) 179.1 186 T
(button .t.b1 ...) 179.1 176 T
(button .t.b2 ...) 179.1 166 T
(bind .t <Enter> action) 179.1 156 T
FMENDPAGE
%%EndPage: "5" 6
%%Page: "6" 6
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(6) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 F
0 X
-0.27 (This binding will trigger not only when the mouse enters) 152.1 632.33 P
5 F
-0.64 (.t) 379.29 632.33 P
3 F
-0.27 (, but also when it enters either) 391.28 632.33 P
5 F
(.t.b1) 152.1 620.33 T
3 F
( or) 182.08 620.33 T
5 F
(.t.b2) 195.41 620.33 T
3 F
(. This is because the binding tags for a window include its nearest) 225.39 620.33 T
(ancestor toplevel by default. The toplevel is present in the binding tags to make it easy to) 152.1 608.33 T
(set up accelerator keys that apply in all the windows of a panel. For example,) 152.1 596.33 T
5 9 Q
(bind .t <Control-a> {controlAProc %W}) 179.1 582 T
3 10 Q
(will cause) 152.1 568.33 T
5 F
(controlAProc) 194.85 568.33 T
3 F
( to be invoked whenever) 266.81 568.33 T
5 F
(Control-a) 367.56 568.33 T
3 F
( is typed in any of the) 421.53 568.33 T
-0.12 (windows in) 152.1 556.33 P
5 F
-0.29 (.t) 200.72 556.33 P
3 F
-0.12 (. The procedure will receive the name of the focus window as its ar) 212.71 556.33 P
-0.12 (gument.) 479.62 556.33 P
(Unfortunately) 170.1 544.33 T
(, if you have created bindings on toplevel windows in your Tk 3.6) 225.52 544.33 T
-0.16 (scripts, they probably expect to trigger only for events in the toplevel, so the bindings will) 152.1 532.33 P
(misbehave under Tk 4.0. Fortunately you can reproduce the behavior of Tk 3.6 by using) 152.1 520.33 T
(the) 152.1 508.33 T
5 F
(%W) 166.81 508.33 T
3 F
( substitution in the binding script. For example, to ensure that) 178.8 508.33 T
5 F
(action) 427.28 508.33 T
3 F
( is invoked) 463.26 508.33 T
(only for) 152.1 496.33 T
5 F
(Enter) 186.52 496.33 T
3 F
( events in a toplevel window itself, create the following binding in place) 216.51 496.33 T
(of the one above:) 152.1 484.33 T
5 9 Q
(bind .t <Enter> {) 179.1 470 T
(if {"%W" == ".t"} {) 200.63 460 T
(action) 222.23 450 T
(}) 200.63 440 T
(}) 179.1 430 T
3 10 Q
-0.01 (When an) 152.1 416.33 P
5 F
-0.03 (Enter) 190.38 416.33 P
3 F
-0.01 ( event occurs in a descendant of) 220.36 416.33 P
5 F
-0.03 (.t) 350.45 416.33 P
3 F
-0.01 ( such as) 362.45 416.33 P
5 F
-0.03 (.t.x) 396.56 416.33 P
3 F
-0.01 (, a binding for) 420.54 416.33 P
5 F
-0.03 (Enter) 479.63 416.33 P
3 F
(in) 152.1 404.33 T
5 F
(.t.x) 162.37 404.33 T
3 F
( will trigger \336rst, if there is one. Then the above binding will trigger) 186.36 404.33 T
(. Since) 457.58 404.33 T
5 F
(%W) 487.29 404.33 T
3 F
(will be substituted with) 152.1 392.33 T
5 F
(.t.x) 248.17 392.33 T
3 F
(, the) 272.15 392.33 T
5 F
(if) 291.86 392.33 T
3 F
( condition will not be satis\336ed and the binding will) 303.86 392.33 T
(not do anything.) 152.1 380.33 T
-0.14 ( An alternative solution is to remove the toplevel window from the binding tags of all) 170.1 368.33 P
-0.12 (its internal windows. However) 152.1 356.33 P
-0.12 (, this means that you won\325) 274.03 356.33 P
-0.12 (t be able to take advantage of the) 378.73 356.33 P
(tag to create key bindings that apply everywhere within the toplevel.) 152.1 344.33 T
0 F
(1.6) 127.41 314.33 T
(Internal bindings in canvases and texts) 152.1 314.33 T
3 F
(The same changes in con\337ict resolution described in Section 1.2 also apply to bindings) 152.1 298.33 T
-0.05 (created internally for the items of a canvas or the tags of a text widget. If a canvas item or) 152.1 286.33 P
-0.29 (character of text has multiple tags, then one binding can trigger for each tag on each event.) 152.1 274.33 P
-0.32 (The bindings trigger in the priority order of the tags. Similar porting problems are likely to) 152.1 262.33 P
-0.19 (occur as described in Section 1.4; if a binding for one tag needs to override that of another) 152.1 250.33 P
(tag, you\325ll need to add a) 152.1 238.33 T
5 F
(break) 251.2 238.33 T
3 F
( command under Tk 4.0; if a binding for one tag dupli-) 281.18 238.33 T
-0.28 (cated the code from another tag\325) 152.1 226.33 P
-0.28 (s binding, so that they will compose in Tk 3.6, you\325ll have) 279.76 226.33 P
(to remove the duplicated code in Tk 4.0.) 152.1 214.33 T
FMENDPAGE
%%EndPage: "6" 7
%%Page: "7" 7
612 792 0 FMBEGINPAGE
4 10 Q
0 X
0 K
(2 Focus management) 98.1 668.33 T
0 F
(7) 506.54 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
98.1 623.98 512.1 627 C
152.1 625.2 512.1 625.2 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 625.49 143.1 625.49 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(2) 134.63 631 T
(Focus management) 152.1 631 T
3 10 Q
(The input focus is another area where Tk 4.0 contains major changes. Fortunately) 152.1 607.31 T
(, the) 477.87 607.31 T
-0.09 (focus changes should not require as many modi\336cations to your Tk 3.6 scripts as the bind-) 152.1 595.31 P
(ing changes.) 152.1 583.31 T
0 F
(2.1) 127.41 553.31 T
(One focus window per toplevel) 152.1 553.31 T
3 F
(Tk 3.6 only keeps track of a single focus window for each application, and this results in) 152.1 537.31 T
(two problems. First, it doesn\325) 152.1 525.31 T
(t allow an application to use multiple displays since this) 269.64 525.31 T
-0.16 (could result in multiple simultaneous focus windows, one on each display) 152.1 513.31 P
-0.16 (. Second, the Tk) 444.99 513.31 P
(3.6 model doesn\325) 152.1 501.31 T
(t work very well for applications that have multiple toplevels: when the) 221.04 501.31 T
(mouse moves from one toplevel to another) 152.1 489.31 T
(, the focus window should switch to whatever) 322.7 489.31 T
-0.24 (window had the focus the last time the mouse was in the new toplevel, but Tk 3.6 does not) 152.1 477.31 P
(remember this information.) 152.1 465.31 T
(Tk 4.0 corrects both of these problems. It remembers one focus window for each) 170.1 453.31 T
(toplevel, which can be queried with the) 152.1 441.31 T
5 F
(focus -lastfor) 311.98 441.31 T
3 F
( command. When the win-) 395.94 441.31 T
(dow manager gives the focus to a toplevel window \050because the mouse entered the win-) 152.1 429.31 T
(dow or because you clicked on the window) 152.1 417.31 T
(, depending on the focus model being used by) 324.38 417.31 T
(the window manager\051, Tk passes the focus on to the remembered window) 152.1 405.31 T
(. Several win-) 446.23 405.31 T
(dows in an application can have the focus at the same time, one on each display the appli-) 152.1 393.31 T
(cation is using. When asking for the current focus window in the) 152.1 381.31 T
5 F
(focus) 413.31 381.31 T
3 F
( command, you) 443.29 381.31 T
(can use the) 152.1 369.31 T
5 F
(-displayof) 199 369.31 T
3 F
( switch to specify a particular display) 258.97 369.31 T
(.) 407.66 369.31 T
(When you set the focus to a window with the) 170.1 357.31 T
5 F
(focus) 353.31 357.31 T
3 F
( command, Tk remembers that) 383.29 357.31 T
(window as the most recent focus window for its toplevel. In addition, if the application) 152.1 345.31 T
(currently has the focus for the window\325) 152.1 333.31 T
(s display) 309.2 333.31 T
(, Tk moves the focus to the speci\336ed win-) 343.82 333.31 T
-0.35 (dow; this can be used, for example to move the focus to a dialog when the dialog is posted,) 152.1 321.31 P
(or to perform keyboard traversal among the toplevels of an application. If the application) 152.1 309.31 T
(doesn\325) 152.1 297.31 T
(t currently have the focus for the display) 178.57 297.31 T
(, then Tk will not normally take the focus) 339.74 297.31 T
(from its current owner) 152.1 285.31 T
(. However) 241.2 285.31 T
(, you can specify the) 282.43 285.31 T
5 F
(-force) 367.36 285.31 T
3 F
( ar) 403.34 285.31 T
(gument to) 413.43 285.31 T
5 F
(focus) 456.18 285.31 T
3 F
( to) 486.17 285.31 T
(insist that Tk grab the focus for this application \050in general this is probably not a good) 152.1 273.31 T
(idea, since it may clash with the window manager) 152.1 261.31 T
(\325) 352.05 261.31 T
(s focus policy\051.) 354.83 261.31 T
0 F
(2.2) 127.41 231.31 T
(Keyboard traversal) 152.1 231.31 T
3 F
-0.38 (Tk 4.0 has a much more complete implementation of keyboard traversal than Tk 3.6. In Tk) 152.1 215.31 P
(3.6 there is built-in support only for keyboard traversal of menus. In Tk 4.0 keyboard tra-) 152.1 203.31 T
(versal is implemented for all widgets. Y) 152.1 191.31 T
(ou can type) 311.27 191.31 T
5 F
(Tab) 359.85 191.31 T
3 F
( to move the focus among the) 377.84 191.31 T
-0.4 (windows within a toplevel and) 152.1 179.31 P
5 F
-0.95 (Shift+Tab) 275.31 179.31 P
3 F
-0.4 ( to move in the reverse direction. The order of) 329.28 179.31 P
-0.11 (traversal is de\336ned by the stacking order of widgets, with the lowest widget \336rst in the tra-) 152.1 167.31 P
(versal order) 152.1 155.31 T
(. All Tk widgets now provide a) 199 155.31 T
5 F
(-takefocus) 326.14 155.31 T
3 F
( option, which determines) 386.11 155.31 T
FMENDPAGE
%%EndPage: "7" 8
%%Page: "8" 8
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(8) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 F
0 X
(whether the window should accept the focus during traversal or be skipped. This option) 152.1 632.33 T
(has several features; see the) 152.1 620.33 T
5 F
(options.n) 265.61 620.33 T
3 F
( manual entry for details.) 319.58 620.33 T
(All of the Tk widgets provide a traversal highlight ring as required by Motif. The) 170.1 608.33 T
(highlight ring turns dark when the widget has the input focus. Its size and colors are con-) 152.1 596.33 T
(trolled by the) 152.1 584.33 T
5 F
(-highlightthickness) 207.9 584.33 T
3 F
(,) 321.84 584.33 T
5 F
(-highlightbackground) 326.83 584.33 T
3 F
(, and) 446.77 584.33 T
5 F
(-) 152.1 572.33 T
(highlightcolor) 158.1 572.33 T
3 F
( options. Y) 242.05 572.33 T
(ou may notice that widgets appear to have extra space) 285.2 572.33 T
(around them in Tk 4.0; this is due to the traversal highlight ring, which is normally the) 152.1 560.33 T
(same color as the background for widgets.) 152.1 548.33 T
0 F
(2.3) 127.41 518.33 T
(Support for focus-follows-mouse) 152.1 518.33 T
3 F
(Both Tk 3.6 and Tk 4.0 use an) 152.1 502.33 T
2 F
(explicit focus model) 275.91 502.33 T
3 F
( within a toplevel. This means that) 355.86 502.33 T
(moving the mouse among the windows of a toplevel does not normally move the focus;) 152.1 490.33 T
-0.06 (you have to click or perform some other action \050such as pressing) 152.1 478.33 P
5 F
-0.15 (Tab) 412.26 478.33 P
3 F
-0.06 (\051 to move the focus.) 430.25 478.33 P
(Tk 3.6 has no support for an) 152.1 466.33 T
2 F
(implicit focus model) 267.58 466.33 T
3 F
( where the window under the mouse) 348.64 466.33 T
(always has the focus. In Tk 4.0 you can invoke the library procedure) 152.1 454.33 T
5 F
(tk_focusFol-) 428.83 454.33 T
(lowsMouse) 152.1 442.33 T
3 F
( to switch to an implicit focus model; in this mode whenever the mouse) 206.07 442.33 T
(enters a new window the focus will switch to that window) 152.1 430.33 T
(.) 384.07 430.33 T
0 F
(2.4) 127.41 400.33 T
(No default focus window) 152.1 400.33 T
(, no \322none\323 focus.) 269.45 400.33 T
3 F
-0.16 (Tk 3.6 has the notion of a default focus window) 152.1 384.33 P
-0.16 (, which receives the focus if the focus win-) 341.56 384.33 P
(dow is deleted. It is also possible for an application to abandon the input focus by setting) 152.1 372.33 T
(the focus to) 152.1 360.33 T
5 F
(none) 201.23 360.33 T
3 F
(. In Tk 4.0 both of these features have been eliminated. There is no) 225.22 360.33 T
(default focus window) 152.1 348.33 T
(, and the focus can never be explicitly abandoned. If the focus win-) 238.05 348.33 T
(dow is destroyed, Tk resets the input focus to the toplevel containing the old focus win-) 152.1 336.33 T
(dow) 152.1 324.33 T
(. If the toplevel is destroyed, the window manager will reclaim the focus and move it) 168.66 324.33 T
(elsewhere.) 152.1 312.33 T
-0.18 (If you really want to abandon the focus in Tk 4.0 so that keyboard events are ignored,) 170.1 300.33 P
(you can create a dummy window with no key bindings \050set its binding tags to an empty) 152.1 288.33 T
(string to be sure\051, make sure that is never mapped, and give it the input focus.) 152.1 276.33 T
0 F
(2.5) 127.41 246.33 T
(Better focus events) 152.1 246.33 T
3 F
-0.13 (Tk 3.6 has a quirky event model for) 152.1 230.33 P
5 F
-0.32 (FocusIn) 296.77 230.33 P
3 F
-0.13 ( and) 338.75 230.33 P
5 F
-0.32 (FocusOut) 357.92 230.33 P
3 F
-0.13 ( events: when the window) 405.89 230.33 P
-0.23 (manager gives the focus to a toplevel, Tk generates a) 152.1 218.33 P
5 F
-0.55 (FocusIn) 364.36 218.33 P
3 F
-0.23 ( event for the toplevel and) 406.33 218.33 P
(another) 152.1 206.33 T
5 F
(FocusIn) 184.57 206.33 T
3 F
( event for the focus window) 226.55 206.33 T
(, but no events for any other windows.) 337.76 206.33 T
(When the window manager moves the focus somewhere else,) 152.1 194.33 T
5 F
(FocusOut) 400.79 194.33 T
3 F
( events are gen-) 448.77 194.33 T
-0 (erated for these same two windows. In Tk 4.0,) 152.1 182.33 P
5 F
-0 (FocusIn) 339.73 182.33 P
3 F
-0 ( and) 381.71 182.33 P
5 F
-0 (FocusOut) 401.13 182.33 P
3 F
-0 ( events are gen-) 449.11 182.33 P
-0.26 (erated in the same way as) 152.1 170.33 P
5 F
-0.63 (Enter) 255.43 170.33 P
3 F
-0.26 ( and) 285.41 170.33 P
5 F
-0.63 (Leave) 304.31 170.33 P
3 F
-0.26 ( events: when the focus arrives, a) 334.29 170.33 P
5 F
-0.63 (FocusIn) 467.89 170.33 P
3 F
-0.05 (event is generated for each window from the toplevel down to the focus window) 152.1 158.33 P
-0.05 (, with dif-) 472.5 158.33 P
FMENDPAGE
%%EndPage: "8" 9
%%Page: "9" 9
612 792 0 FMBEGINPAGE
4 10 Q
0 X
0 K
(3 T) 98.1 668.33 T
(ext widgets) 111.43 668.33 T
0 F
(9) 506.54 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 F
0 X
-0.33 (ferent detail \336elds for dif) 152.1 632.33 P
-0.33 (ferent windows \050see Xlib documentation for information on these) 250.53 632.33 P
(values\051. The reverse happens when the focus leaves a window) 152.1 620.33 T
(.) 399.57 620.33 T
0 F
(2.6) 127.41 590.33 T
(Porting issues) 152.1 590.33 T
3 F
(If you didn\325) 152.1 574.33 T
(t have any special focus-related code in Tk 3.6, then you shouldn\325) 199.66 574.33 T
(t need to) 462.9 574.33 T
(make any changes for 4.0; things will just work better) 152.1 562.33 T
(. If you wrote code in Tk 3.6 to get) 366.96 562.33 T
(around the weaknesses with its focus mechanism, then you should remove most or all of) 152.1 550.33 T
(that code. For example, if you implemented keyboard traversal yourself, or if you built) 152.1 538.33 T
(your own mechanism to remember a separate focus window for each toplevel and give it) 152.1 526.33 T
(the input focus whenever the toplevel gets the focus, you can simply remove this code,) 152.1 514.33 T
-0.33 (since Tk 4.0 performs these functions for you. If you wrote code that depends on the weird) 152.1 502.33 P
-0.03 (event model in Tk 3.6, that code will need to be rewritten for Tk 4.0. The Tk 4.0 model is) 152.1 490.33 P
(general enough to duplicate any ef) 152.1 478.33 T
(fects that were possible in Tk 3.6.) 289.86 478.33 T
98.1 434.98 512.1 438 C
152.1 436.2 512.1 436.2 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 436.49 143.1 436.49 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(3) 134.63 442 T
(T) 152.1 442 T
(ext widgets) 158.54 442 T
3 10 Q
(T) 152.1 418.31 T
(ext widgets have under) 157.51 418.31 T
(gone a major overhaul for Tk 4.0 and they have improved in) 249.76 418.31 T
(many ways. The changes to text widgets are almost entirely upward-compatible from Tk) 152.1 406.31 T
(3.6.) 152.1 394.31 T
0 F
(3.1) 127.41 364.31 T
(Embedded windows.) 152.1 364.31 T
3 F
(Tk 3.6 supported two kinds of annotations in texts: marks and tags. In Tk 4.0 a third kind) 152.1 348.31 T
-0.04 (of annotation is available: an embedded window) 152.1 336.31 P
-0.04 (. This allows you to embed other widgets) 344.99 336.31 P
(inside a text widget, mixed in with the text. The text widget acts as a geometry manager) 152.1 324.31 T
(for these windows, laying them out and wrapping them just as if each embedded window) 152.1 312.31 T
(were a single character in the text. Y) 152.1 300.31 T
(ou can even have texts with nothing in them but) 297.64 300.31 T
(embedded windows. The) 152.1 288.31 T
5 F
(window) 254.8 288.31 T
3 F
( widget command for text widgets provides several) 290.78 288.31 T
(options to manage embedded windows.) 152.1 276.31 T
0 F
(3.2) 127.41 246.31 T
(More options for tags.) 152.1 246.31 T
3 F
(In Tk 4.0 tags support many new options providing additional control over how informa-) 152.1 230.31 T
(tion is displayed. Here is a summary of the new options:) 152.1 218.31 T
3 12 Q
(\245) 152.1 203.31 T
3 10 Q
(Y) 162.9 203.31 T
(ou can now specify tab stops with the) 169.12 203.31 T
5 F
(-tabs) 321.79 203.31 T
3 F
( option. Each tab stop can use left, cen-) 351.78 203.31 T
(ter) 162.9 191.31 T
(, right, or numeric justi\336cation. T) 173.04 191.31 T
(ab stops can also be speci\336ed for the widget as a) 305.6 191.31 T
(whole.) 162.9 179.31 T
3 12 Q
(\245) 152.1 164.31 T
3 10 Q
(Y) 162.9 164.31 T
(ou can specify justi\336cation \050left, center or right\051 with the) 169.12 164.31 T
5 F
(-justify) 398.12 164.31 T
3 F
( option.) 446.09 164.31 T
FMENDPAGE
%%EndPage: "9" 10
%%Page: "10" 10
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(10) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 12 Q
0 X
(\245) 152.1 632.33 T
3 10 Q
(Y) 162.9 632.33 T
(ou can now specify line spacing with three options,) 169.12 632.33 T
5 F
(-spacing1) 376.75 632.33 T
3 F
(,) 430.72 632.33 T
5 F
(-spacing2) 435.72 632.33 T
3 F
(, and) 489.69 632.33 T
5 F
(-) 162.9 620.2 T
(spacing3) 168.9 620.2 T
3 F
(, which control the spacing above a line, between wrapped lines, and) 216.87 620.2 T
(below a line.) 162.9 608.06 T
3 12 Q
(\245) 152.1 593.06 T
3 10 Q
(Y) 162.9 593.06 T
(ou can now specify mar) 169.12 593.06 T
(gins with the) 264.41 593.06 T
5 F
(-lmargin1) 318.55 593.06 T
3 F
(,) 372.52 593.06 T
5 F
(-lmargin2) 377.52 593.06 T
3 F
(, and) 431.49 593.06 T
5 F
(-rmargin) 453.42 593.06 T
3 F
(options.) 162.9 580.92 T
3 12 Q
(\245) 152.1 565.92 T
3 10 Q
-0.25 (Y) 162.9 565.92 P
-0.25 (ou can now adjust the vertical position of text \050e.g. for superscripts or subscripts\051 with) 169.12 565.92 P
(the) 162.9 553.79 T
5 F
(-offset) 177.61 553.79 T
3 F
( option.) 219.59 553.79 T
3 12 Q
(\245) 152.1 538.79 T
3 10 Q
-0.03 (Y) 162.9 538.79 P
-0.03 (ou can now specify the wrapping style \050word wrapping, character wrapping, or none\051) 169.12 538.79 P
(with the) 162.9 526.65 T
5 F
(-wrap) 197.88 526.65 T
3 F
( option.) 227.86 526.65 T
3 12 Q
(\245) 152.1 511.65 T
3 10 Q
(Y) 162.9 511.65 T
(ou can now request overstriking with the) 169.12 511.65 T
5 F
(-overstrike) 334.83 511.65 T
3 F
( option.) 400.8 511.65 T
0 F
(3.3) 127.41 481.65 T
(Bindings) 152.1 481.65 T
3 F
-0.19 (The default bindings for text widgets have been completely rewritten in Tk 4.0. They now) 152.1 465.65 P
(support almost all of the Motif behavior \050everything except add mode and secondary) 152.1 453.52 T
-0.36 (selections\051. They also include a substantial subset of the Emacs bindings for cursor motion) 152.1 441.38 P
(and basic editing. The) 152.1 429.24 T
5 F
(tk_strictMotif) 242.87 429.24 T
3 F
( variable disables the Emacs bindings.) 326.82 429.24 T
0 F
(3.4) 127.41 399.24 T
(Miscellaneous new features) 152.1 399.24 T
3 F
(In addition to the major changes described above, text widgets also include the following) 152.1 383.24 T
(new features:) 152.1 371.11 T
1 F
(Horizontal scr) 162.9 356.11 T
(olling) 224.07 356.11 T
3 F
(. T) 247.95 356.11 T
(ext widgets can now be scrolled horizontally as well as verti-) 258.36 356.11 T
(cally) 162.9 343.97 T
(, using the) 181.68 343.97 T
5 F
(-) 225.55 343.97 T
(xscrollcommand) 231.54 343.97 T
3 F
( option and the) 315.5 343.97 T
5 F
(xview) 377.68 343.97 T
3 F
( widget command.) 407.67 343.97 T
1 F
(Sear) 162.9 328.97 T
(ching) 182.15 328.97 T
3 F
(. T) 205.48 328.97 T
(ext widgets have a new) 215.88 328.97 T
5 F
(search) 311.64 328.97 T
3 F
( widget command, which provides ef) 347.62 328.97 T
(\336-) 495.67 328.97 T
-0.19 (cient searching of text widgets using either exact matching, glob-style matching, or reg-) 162.9 316.83 P
(ular expressions. Y) 162.9 304.7 T
(ou can search forwards or backwards.) 238.79 304.7 T
1 F
(Mark gravity) 162.9 289.7 T
3 F
(. In Tk 3.6 marks always had \322right gravity\323, which means they stick to) 219.71 289.7 T
(the character on the right side of the mark; if you insert at the position of a mark, the) 162.9 277.56 T
-0.1 (new character goes before the mark. In Tk 4.0 you can specify whether marks have left) 162.9 265.42 P
(or right gravity) 162.9 253.29 T
(.) 222.77 253.29 T
1 F
(Scr) 162.9 238.29 T
(een information) 177.15 238.29 T
3 F
(. In Tk 4.0 there are two new widget commands for text widgets) 245.16 238.29 T
(that return information about the screen layout. The) 162.9 226.15 T
5 F
(dlineinfo) 371.92 226.15 T
3 F
( widget command) 425.89 226.15 T
(returns the bounding box of a display line \050all the information displayed on one line of) 162.9 214.02 T
(the window) 162.9 201.88 T
(, which may be either a whole line of text or a partial line if wrapping has) 209.16 201.88 T
(occurred\051. The) 162.9 189.74 T
5 F
(bbox) 224.23 189.74 T
3 F
( widget command returns the screen area occupied by a single) 248.21 189.74 T
(character) 162.9 177.61 T
(.) 198.97 177.61 T
1 F
(Extended insert command) 162.9 162.61 T
3 F
(. The) 275.06 162.61 T
5 F
(insert) 298.1 162.61 T
3 F
( widget command now supports an addi-) 334.08 162.61 T
-0.32 (tional ar) 162.9 150.47 P
-0.32 (gument giving a list of tags to apply to the new characters. Y) 195.43 150.47 P
-0.32 (ou can also include) 434 150.47 P
(several text and tag ar) 162.9 138.33 T
(guments in a single) 250.42 138.33 T
5 F
(insert) 330.38 138.33 T
3 F
( command.) 366.36 138.33 T
FMENDPAGE
%%EndPage: "10" 11
%%Page: "11" 11
612 792 0 FMBEGINPAGE
4 10 Q
0 X
0 K
(4 Better Motif compliance) 98.1 668.33 T
0 F
(1) 501.54 668.33 T
(1) 506.54 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
1 F
0 X
(See command) 162.9 632.33 T
3 F
(. There is a new) 222.03 632.33 T
5 F
(see) 288.08 632.33 T
3 F
( widget command, which adjusts the view in the) 306.07 632.33 T
(widget if needed to ensure that a particular character is visible in the window) 162.9 620.29 T
(.) 470.07 620.29 T
0 F
(3.5) 127.41 590.29 T
(Porting issues: tag stickiness, change in end) 152.1 590.29 T
3 F
(There are two changes in text widgets that may require modi\336cations to Tk 3.6 scripts.) 152.1 574.29 T
-0.06 (The \336rst change has to do with tag stickiness. In Tk 3.6, tags are sticky to the right: if you) 152.1 562.24 P
(insert new text just after a tagged range, the new text acquires the tags of the preceding) 152.1 550.19 T
(character) 152.1 538.14 T
(. If you insert text before a tagged range in Tk 3.6, the new characters do not) 188.17 538.14 T
-0.34 (acquire the tags of the range. In Tk 4.0, tags are not sticky on either side: new text acquires) 152.1 526.09 P
(a tag from surrounding characters only if the tag is present on both sides of the insertion) 152.1 514.05 T
(position. The sticky behavior in Tk 3.6 was rarely useful and special code was often) 152.1 502 T
(needed to work around it. Y) 152.1 489.95 T
(ou should be able to eliminate this code in Tk 4.0.) 263.24 489.95 T
(The second incompatible change in text widgets is that the index) 170.1 477.95 T
5 F
(end) 431.32 477.95 T
3 F
( now refers to) 449.31 477.95 T
-0.14 (the position just after the \336nal newline in the text, whereas in Tk 3.6 it referred to the posi-) 152.1 465.9 P
-0.1 (tion just before the \336nal newline. This makes it possible to apply tags to the \336nal newline,) 152.1 453.86 P
(which was not possible in Tk 3.6, but you may need to modify your scripts if you depend) 152.1 441.81 T
(on the old position of) 152.1 429.76 T
5 F
(end) 240.11 429.76 T
3 F
(.) 258.1 429.76 T
98.1 386.4 512.1 389.43 C
152.1 387.63 512.1 387.63 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 387.92 143.1 387.92 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(4) 134.63 393.43 T
(Better Motif compliance) 152.1 393.43 T
3 10 Q
(All of the widgets have been modi\336ed in Tk 4.0 to improve their Motif compliance. This) 152.1 369.74 T
-0.3 (was done by adding features that were missing and reworking the bindings to comply with) 152.1 357.69 P
(Motif conventions. I believe that the widgets are now completely Motif compliant except) 152.1 345.64 T
(for the following missing features:) 152.1 333.6 T
3 12 Q
(\245) 152.1 318.6 T
3 10 Q
(There is no support for secondary selections.) 162.9 318.6 T
3 12 Q
(\245) 152.1 303.6 T
3 10 Q
(There is no support for \322add mode\323 in widgets such as texts and listboxes.) 162.9 303.6 T
3 12 Q
(\245) 152.1 288.6 T
3 10 Q
(There is no support for drag and drop.) 162.9 288.6 T
-0.02 (Please let me know if you \336nd any other discrepancies between the Tk widgets and Motif) 152.1 273.59 P
(widgets. W) 152.1 261.55 T
(e plan to eliminate the remaining incompatibilities over the next year or two.) 196.82 261.55 T
98.1 218.19 512.1 221.21 C
152.1 219.41 512.1 219.41 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 219.7 143.1 219.7 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(5) 134.63 225.21 T
(W) 152.1 225.21 T
(idget changes) 163.31 225.21 T
3 10 Q
-0.07 (All of the Tk 4.0 widgets have been improved over their 3.6 counterparts, mostly in small) 152.1 201.52 P
-0.23 (and backwards compatible ways. Here is a summary of the widget improvements; see Sec-) 152.1 189.48 P
(tion 13 for information about incompatible changes.) 152.1 177.43 T
3 12 Q
(\245) 152.1 162.43 T
3 10 Q
(All widgets now have a) 162.9 162.43 T
5 F
(cget) 259.78 162.43 T
3 F
( command, which provides an easier way to retrieve the) 283.76 162.43 T
(value of a con\336guration option. In other situations where con\336guration options are) 162.9 150.38 T
(used, such as for menu entries or text tags, a) 162.9 138.33 T
5 F
(cget) 342.21 138.33 T
3 F
( command is also available.) 366.2 138.33 T
FMENDPAGE
%%EndPage: "11" 12
%%Page: "12" 12
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(12) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 12 Q
0 X
(\245) 152.1 632.33 T
3 10 Q
-0.22 (All widgets now have) 162.9 632.33 P
5 F
-0.53 (-highlightthickness) 251.96 632.33 P
3 F
-0.22 (,) 365.9 632.33 P
5 F
-0.53 (-highlightbackground) 370.68 632.33 P
3 F
-0.22 (, and) 490.61 632.33 P
5 F
(-) 162.9 620.33 T
(highlightcolor) 168.9 620.33 T
3 F
( options for displaying a highlight ring when the widget \050or one) 252.85 620.33 T
(of its descendants\051 has the input focus.) 162.9 608.33 T
3 12 Q
(\245) 152.1 593.33 T
3 10 Q
(Entry widgets now support justi\336cation and provide a) 162.9 593.33 T
5 F
(-show) 379.99 593.33 T
3 F
( option for \050not\051 display-) 409.97 593.33 T
(ing passwords. They will autosize to \336t their text if) 162.9 581.33 T
5 F
(-width 0) 369.17 581.33 T
3 F
( is speci\336ed.) 417.14 581.33 T
3 12 Q
(\245) 152.1 566.33 T
3 10 Q
-0.16 (The label/button family of widgets now supports multiline text and justi\336cation, includ-) 162.9 566.33 P
(ing new options) 162.9 554.33 T
5 F
(-wraplength) 229.25 554.33 T
3 F
( and) 295.22 554.33 T
5 F
(-justify) 314.65 554.33 T
3 F
(.  These features make the message) 361.97 554.33 T
-0.04 (widget obsolete. There is also a new) 162.9 542.33 P
5 F
-0.1 (-underline) 310.27 542.33 P
3 F
-0.04 ( option for highlighting a character) 370.23 542.33 P
(for keyboard traversal.) 162.9 530.33 T
3 12 Q
(\245) 152.1 515.33 T
3 10 Q
-0.23 (Listboxes now support all of the Motif selection modes, including single selection, mul-) 162.9 515.33 P
(tiple selection, and multiple disjoint selections, via the) 162.9 503.33 T
5 F
(-selectmode) 382.78 503.33 T
3 F
( option. They) 448.74 503.33 T
(will autosize to \336t their contents if) 162.9 491.33 T
5 F
(-width 0) 302.54 491.33 T
3 F
( or) 350.52 491.33 T
5 F
(-height 0) 363.84 491.33 T
3 F
( is speci\336ed. There are) 417.81 491.33 T
(new) 162.9 479.33 T
5 F
(see) 182.05 479.33 T
3 F
(,) 200.04 479.33 T
5 F
(bbox) 205.04 479.33 T
3 F
(, and) 229.02 479.33 T
5 F
(activate) 250.95 479.33 T
3 F
( widget commands.) 298.92 479.33 T
3 12 Q
(\245) 152.1 464.33 T
3 10 Q
(Canvas polygons now support) 162.9 464.33 T
5 F
(-outline) 286.16 464.33 T
3 F
( and) 334.14 464.33 T
5 F
(-width) 353.57 464.33 T
3 F
( options for drawing outlines.) 389.55 464.33 T
3 12 Q
(\245) 152.1 449.33 T
3 10 Q
-0.03 (Scale widgets now support real values as well as integers \050see the) 162.9 449.33 P
5 F
-0.08 (-resolution) 426.77 449.33 P
3 F
-0.03 ( and) 492.73 449.33 P
5 F
-0.54 (-digits) 162.9 437.33 P
3 F
-0.22 ( options\051, and they have a) 204.88 437.33 P
5 F
-0.54 (-variable) 308.73 437.33 P
3 F
-0.22 ( option to link to a T) 362.7 437.33 P
-0.22 (cl variable. They) 442.83 437.33 P
-0.28 (have two new widget commands,) 162.9 425.33 P
5 F
-0.67 (coords) 297.52 425.33 P
3 F
-0.28 ( and) 333.5 425.33 P
5 F
-0.67 (identify) 352.37 425.33 P
3 F
-0.28 (, and their bindings are now) 399.69 425.33 P
(de\336ned in T) 162.9 413.33 T
(cl rather than being hardwired in C code as in Tk 3.6.) 210.5 413.33 T
3 12 Q
(\245) 152.1 398.33 T
3 10 Q
(Scrollbar widgets now have a new interface to the controlling widget, which provides) 162.9 398.33 T
-0.04 (more \337exibility than the old style \050but the old style is still supported for compatibility\051.) 162.9 386.33 P
(There is a new option) 162.9 374.33 T
5 F
(-jump) 252 374.33 T
3 F
( to prevent continuous updates while dragging the slider) 281.98 374.33 T
(,) 505.88 374.33 T
-0.24 (and a new option) 162.9 362.33 P
5 F
-0.59 (-elementborderwidth) 232.98 362.33 P
3 F
-0.24 ( to control the border width of the arrows) 346.92 362.33 P
(and slider separately from the widget\325) 162.9 350.33 T
(s outer border) 314.18 350.33 T
(. There are four new widget com-) 369.14 350.33 T
(mands,) 162.9 338.33 T
5 F
(activate) 193.99 338.33 T
3 F
(,) 241.97 338.33 T
5 F
(delta) 246.96 338.33 T
3 F
(,) 276.95 338.33 T
5 F
(fraction) 281.95 338.33 T
3 F
(, and) 329.92 338.33 T
5 F
(identify) 351.85 338.33 T
3 F
(, and the default bindings) 399.17 338.33 T
(are now de\336ned in T) 162.9 326.33 T
(cl rather than being hardwired in C code as in Tk 3.6.) 244.91 326.33 T
3 12 Q
(\245) 152.1 311.33 T
3 10 Q
-0.13 (Menu entries now have several new con\336guration options such as) 162.9 311.33 P
5 F
-0.31 (-foreground) 426.97 311.33 P
3 F
-0.13 ( and) 492.93 311.33 P
5 F
-0.41 (-) 162.9 299.33 P
-0.41 (indicatoron) 168.9 299.33 P
3 F
-0.17 (, and tear) 234.86 299.33 P
-0.17 (-of) 271.23 299.33 P
-0.17 (f menus have been reimplemented to be more Motif-like.) 282.7 299.33 P
(New menu entries can be created in the middle of a menu using the) 162.9 287.33 T
5 F
(insert) 434.36 287.33 T
3 F
( widget) 470.34 287.33 T
(command, and there is a) 162.9 275.33 T
5 F
(type) 262.83 275.33 T
3 F
( widget command that returns the type of a menu entry) 286.81 275.33 T
(.) 505.45 275.33 T
3 12 Q
(\245) 152.1 260.33 T
3 10 Q
(Menubuttons now have a) 162.9 260.33 T
5 F
(-indicatoron) 266.16 260.33 T
3 F
( option for displaying an option menu indi-) 338.12 260.33 T
-0.38 (cator) 162.9 248.33 P
-0.38 (. There is now support for option menus via the) 182.33 248.33 P
5 F
-0.91 (tk_optionMenu) 370.9 248.33 P
3 F
-0.38 ( procedure, and) 448.86 248.33 P
(popups are simpli\336ed with the) 162.9 236.33 T
5 F
(tk_popup) 286.44 236.33 T
3 F
( procedure.) 334.42 236.33 T
3 12 Q
(\245) 152.1 221.33 T
3 10 Q
-0.03 (The variable) 162.9 221.33 P
5 F
-0.07 (tk_strictMotif) 215.57 221.33 P
3 F
-0.03 ( is used in more places to enforce even stricter Motif) 299.53 221.33 P
(compliance.) 162.9 209.33 T
FMENDPAGE
%%EndPage: "12" 13
%%Page: "13" 13
612 792 0 FMBEGINPAGE
4 10 Q
0 X
0 K
(6 Images) 98.1 668.33 T
0 F
(13) 500.99 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
98.1 623.98 512.1 627 C
152.1 625.2 512.1 625.2 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 625.49 143.1 625.49 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(6) 134.63 631 T
(Images) 152.1 631 T
3 10 Q
(Tk 4.0 contains a general-purpose image mechanism for displaying color pictures and) 152.1 607.31 T
(other complex objects. There is a new command,) 152.1 595.26 T
5 F
(image) 350.84 595.26 T
3 F
(, which may be used to create) 380.82 595.26 T
(image objects. For example, the command) 152.1 583.21 T
5 9 Q
(image create photo myFace -f) 179.1 568.88 T
(ile picture.ppm) 330.09 568.88 T
3 10 Q
(creates a new image named) 152.1 555.21 T
5 F
(myFace) 264.5 555.21 T
3 F
(. The image is of type) 300.48 555.21 T
5 F
(photo) 390.14 555.21 T
3 F
( \050a full-color represen-) 420.12 555.21 T
(tation that dithers on monochrome or color) 152.1 543.17 T
(-mapped displays\051 and the source data for the) 323.46 543.17 T
(image is in the \336le named) 152.1 531.12 T
5 F
(picture.ppm) 257.59 531.12 T
3 F
(. Once an image has been created, it can be) 323.56 531.12 T
-0.15 (used in many dif) 152.1 519.07 P
-0.15 (ferent places by specifying a) 218.37 519.07 P
5 F
-0.36 (-image) 334.46 519.07 P
3 F
-0.15 ( option. For example, the command) 370.44 519.07 P
5 9 Q
(label .l -image myFace) 179.1 504.74 T
3 10 Q
(will create a label widget that displays the image, and if) 152.1 491.07 T
5 F
(.c) 377.5 491.07 T
3 F
( is a canvas widget the com-) 389.49 491.07 T
(mand) 152.1 479.02 T
5 9 Q
(.c create image 400 200 -image myFace) 179.1 464.69 T
3 10 Q
(will create an image item in the canvas that displays) 152.1 451.02 T
5 F
(myFace) 363.06 451.02 T
3 F
(.) 399.04 451.02 T
(The image mechanism provides a great deal of \337exibility:) 170.1 439.02 T
3 12 Q
(\245) 152.1 424.02 T
3 10 Q
-0.18 (Once an image has been de\336ned, it can be used in many dif) 162.9 424.02 P
-0.18 (ferent places, even on dif) 397.84 424.02 P
-0.18 (fer-) 497.68 424.02 P
(ent displays.) 162.9 411.98 T
3 12 Q
(\245) 152.1 396.98 T
3 10 Q
(Images provide image commands, analogous to widget commands, that can be used to) 162.9 396.98 T
(manipulate the image; any changes in an image are automatically re\337ected in all of its) 162.9 384.93 T
(instances.) 162.9 372.88 T
3 12 Q
(\245) 152.1 357.88 T
3 10 Q
-0.21 (There can be many dif) 162.9 357.88 P
-0.21 (ferent types of images. Tk 4.0 has two built-in types,) 251.78 357.88 P
5 F
-0.51 (photo) 463.11 357.88 P
3 F
-0.21 ( and) 493.1 357.88 P
5 F
(bitmap) 162.9 345.83 T
3 F
(. Other image types can be de\336ned in C as extensions \050see the documentation) 198.88 345.83 T
-0.16 (for the) 162.9 333.79 P
5 F
-0.39 (Tk_CreateImageType) 191.44 333.79 P
3 F
-0.16 ( library procedure\051. The photo image type was imple-) 299.38 333.79 P
(mented by Paul Mackerras, based on his earlier photo widget.) 162.9 321.74 T
3 12 Q
(\245) 152.1 306.74 T
3 10 Q
(W) 162.9 306.74 T
(ithin the photo image type, there can be many dif) 171.93 306.74 T
(ferent \336le formats. In Tk 4.0, only) 368.29 306.74 T
-0.11 (PPM, PGM, and GIF formats are built-in, but other formats can be added as extensions) 162.9 294.69 P
(\050see the documentation for the) 162.9 282.64 T
5 F
(Tk_CreatePhotoImageFormat) 286.97 282.64 T
3 F
( library proce-) 436.89 282.64 T
(dure\051. Readers for XPM, TIFF) 162.9 270.59 T
(, and others are available from the T) 284.23 270.59 T
(cl community) 428.41 270.59 T
(.) 483.01 270.59 T
98.1 227.24 512.1 230.26 C
152.1 228.46 512.1 228.46 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 228.75 143.1 228.75 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(7) 134.63 234.26 T
(Color management) 152.1 234.26 T
3 10 Q
(Tk 3.6 suf) 152.1 210.57 T
(fers from a relatively weak mechanism for managing colors. It uses only the) 192.73 210.57 T
(default colormap for a screen, and if all the entries in that colormap \336ll up then Tk) 152.1 198.52 T
(switches to monochrome mode and \322rounds\323 all future colors to black or white. This) 152.1 186.48 T
(approach is becoming increasingly unpleasant because of applications such as Frame and) 152.1 174.43 T
(W) 152.1 162.38 T
(eb browsers that use up all the entries in the default colormap.) 160.74 162.38 T
(Tk 4.0 has a much more powerful color management mechanism. If a colormap \336lls) 170.1 150.38 T
(up, Tk allocates future colors by picking the closest match from the available colors, so) 152.1 138.33 T
FMENDPAGE
%%EndPage: "13" 14
%%Page: "14" 14
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(14) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 F
0 X
(that it need not revert to monochrome mode. Tk also manages colors better by delaying) 152.1 632.33 T
-0.3 (color allocation until colors are actually needed; in many cases, such as 3D borders, colors) 152.1 620.33 P
(are never needed. When colors are scarce Tk changes the way it displays beveled borders) 152.1 608.33 T
-0.38 (so that it uses stippling instead of additional colors for the light and dark shadows. Y) 152.1 596.33 P
-0.38 (ou can) 484.01 596.33 P
(\336nd out whether a colormap has \336lled up using the new command) 152.1 584.33 T
5 F
(winfo colormap-) 418.59 584.33 T
(full) 152.1 572.33 T
3 F
(.) 176.09 572.33 T
-0.26 (Tk 4.0 also allows you to allocate new colormaps for toplevel and frame widgets with) 170.1 560.33 P
(the) 152.1 548.33 T
5 F
(-colormap) 166.81 548.33 T
3 F
( option, and you change the visual type in these widgets \050with the) 220.78 548.33 T
5 F
(-) 152.1 536.33 T
(visual) 158.1 536.33 T
3 F
( option\051 to take advantage of visuals other than the default visual for a screen.) 194.08 536.33 T
(New commands) 152.1 524.33 T
5 F
(winfo visualsavailable) 219.27 524.33 T
3 F
( and) 351.2 524.33 T
5 F
(wm colormapwindows) 370.63 524.33 T
3 F
( have) 478.57 524.33 T
(been added to help manage colormaps and visuals.) 152.1 512.33 T
(The default color scheme in Tk 4.0 has changed from a tan palette \050\322bisque\323\051 to a) 170.1 500.33 T
(gray palette, which seems to becoming standard for Motif. There is a new T) 152.1 488.33 T
(cl procedure) 454.78 488.33 T
5 F
-0.36 (tk_setPalette) 152.1 476.33 P
3 F
-0.15 ( that changes the palette of an application on the \337y) 230.06 476.33 P
-0.15 (, and there is also a) 433.89 476.33 P
(procedure) 152.1 464.33 T
5 F
(tk_bisque) 194.56 464.33 T
3 F
( to restore the palette to the old bisque colors.) 248.53 464.33 T
(The Tk 3.6 color model mechanism is no longer necessary so it has been removed in) 170.1 452.33 T
(Tk 4.0. If you want to \336nd out whether a screen is monochrome or color) 152.1 440.33 T
(, you cannot use) 440.38 440.33 T
(the) 152.1 428.33 T
5 F
(tk colormodel) 166.81 428.33 T
3 F
( command anymore; use) 244.77 428.33 T
5 F
(winfo depth) 345.25 428.33 T
3 F
( instead.) 411.22 428.33 T
98.1 384.98 512.1 388 C
152.1 386.2 512.1 386.2 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 386.49 143.1 386.49 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(8) 134.63 392 T
(Event handling: \336leevent and after) 152.1 392 T
3 10 Q
(Tk 4.0 contains several improvements in the area of event handling besides those already) 152.1 368.31 T
(mentioned for bindings:) 152.1 356.31 T
3 12 Q
(\245) 152.1 341.31 T
3 10 Q
(There is a new command) 162.9 341.31 T
5 F
(f) 265.87 341.31 T
(ileevent) 271.87 341.31 T
3 F
( for performing event-driven I/O to and from) 319.84 341.31 T
-0.12 (\336les. The) 162.9 329.31 P
5 F
-0.29 (f) 202.35 329.31 P
-0.29 (ileevent) 208.35 329.31 P
3 F
-0.12 ( command is modelled very closely after Mark Diekhans\325) 256.33 329.31 P
5 F
-0.29 (add-) 488.11 329.31 P
(input) 162.9 317.31 T
3 F
( extension, which has been used widely with Tk 3.6.) 192.88 317.31 T
3 12 Q
(\245) 152.1 302.31 T
3 10 Q
-0.34 (The) 162.9 302.31 P
5 F
-0.82 (after) 180.6 302.31 P
3 F
-0.34 ( command has two new options,) 210.58 302.31 P
5 F
-0.82 (idle) 339.82 302.31 P
3 F
-0.34 ( and) 363.81 302.31 P
5 F
-0.82 (cancel) 382.55 302.31 P
3 F
-0.34 (.) 418.53 302.31 P
5 F
-0.82 (After idle) 423.19 302.31 P
3 F
-0.34 ( can be) 482.33 302.31 P
-0.2 (used to schedule a script as an \322idle handler\323, which means it runs the next time that Tk) 162.9 290.31 P
(enters the event loop and \336nds no work to do.) 162.9 278.31 T
5 F
(After cancel) 348.06 278.31 T
3 F
( may be used to delete) 420.02 278.31 T
(a previously-scheduled) 162.9 266.31 T
5 F
(after) 257.83 266.31 T
3 F
( script, so that it will no longer be invoked.) 287.81 266.31 T
98.1 222.95 512.1 225.98 C
152.1 224.18 512.1 224.18 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 224.46 143.1 224.46 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(9) 134.63 229.98 T
(Multiple displays) 152.1 229.98 T
3 10 Q
(Although Tk has always allowed a single application to open windows on several dis-) 152.1 206.29 T
(plays, the support for multiple displays is weak in Tk 3.6. For example, many of the bind-) 152.1 194.29 T
(ings break if users work simultaneously in windows on dif) 152.1 182.29 T
(ferent displays, and) 385.94 182.29 T
(mechanisms like the selection and the input focus have insuf) 152.1 170.29 T
(\336cient support for multiple) 394.26 170.29 T
(displays.) 152.1 158.29 T
FMENDPAGE
%%EndPage: "14" 15
%%Page: "15" 15
612 792 0 FMBEGINPAGE
4 10 Q
0 X
0 K
(10 The send command) 98.1 668.33 T
0 F
(15) 500.99 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 F
0 X
-0.33 (Tk 4.0 contains numerous modi\336cations to improve the handling of multiple displays.) 170.1 632.33 P
-0.18 (Several commands, such as) 152.1 620.24 P
5 F
-0.44 (selection) 263.78 620.24 P
3 F
-0.18 (,) 317.76 620.24 P
5 F
-0.44 (send) 322.57 620.24 P
3 F
-0.18 (, and) 346.55 620.24 P
5 F
-0.44 (focus) 368.12 620.24 P
3 F
-0.18 (, have a new) 398.1 620.24 P
5 F
-0.44 (-displayof) 449.82 620.24 P
3 F
(ar) 152.1 608.15 T
(gument so that you can select a particular display) 159.69 608.15 T
(. In addition, the bindings have been) 356.12 608.15 T
(reworked to handle interactions occurring simultaneously on dif) 152.1 596.05 T
(ferent displays. W) 408.13 596.05 T
(ith Tk) 480.73 596.05 T
(4.0 it should be possible to create applications that really use multiple displays gracefully) 152.1 583.96 T
(.) 508.44 583.96 T
98.1 540.6 512.1 543.63 C
152.1 541.83 512.1 541.83 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 542.12 143.1 542.12 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(10) 127.96 547.63 T
(The send command) 152.1 547.63 T
3 10 Q
-0.2 (The) 152.1 523.94 P
5 F
-0.48 (send) 169.94 523.94 P
3 F
-0.2 ( command has been completely overhauled for Tk 4.0 to eliminate several prob-) 193.93 523.94 P
(lems in Tk 3.6 and add a number of new features:) 152.1 511.85 T
3 12 Q
(\245) 152.1 496.85 T
3 10 Q
(Tk 3.6 aborts a) 162.9 496.85 T
5 F
(send) 225.36 496.85 T
3 F
( command if no response is received within 5 seconds; this made) 249.34 496.85 T
(it very dif) 162.9 484.75 T
(\336cult to invoke long-running commands. Tk 4.0 eliminates the timeout  and) 202.14 484.75 T
(uses a dif) 162.9 472.66 T
(ferent mechanism to tell if the tar) 200.47 472.66 T
(get application has crashed.) 333.53 472.66 T
3 12 Q
(\245) 152.1 457.66 T
3 10 Q
-0.36 (The) 162.9 457.66 P
5 F
-0.87 (winfo interps) 180.58 457.66 P
3 F
-0.36 ( command no longer returns the names of applications that have) 257.66 457.66 P
(exited or crashed.) 162.9 445.57 T
3 12 Q
(\245) 152.1 430.57 T
3 10 Q
(Asynchronous sends are possible using the) 162.9 430.57 T
5 F
(-async) 336.67 430.57 T
3 F
( switch.) 372.65 430.57 T
3 12 Q
(\245) 152.1 415.57 T
3 10 Q
(Commands can be sent to displays other than that of the root window) 162.9 415.57 T
(, using the) 439.3 415.57 T
5 F
(-) 162.9 403.47 T
(displayof) 168.9 403.47 T
3 F
( switch.) 222.87 403.47 T
3 12 Q
(\245) 152.1 388.47 T
3 10 Q
(W) 162.9 388.47 T
(indow server security is now checked on each) 171.93 388.47 T
5 F
(send) 357.89 388.47 T
3 F
(, so Tk 4.0 deals better with) 381.88 388.47 T
(changes in the security of the server) 162.9 376.38 T
(.) 306.12 376.38 T
3 12 Q
(\245) 152.1 361.38 T
3 10 Q
(More complete error information \050including the) 162.9 361.38 T
5 F
(errorCode) 356.09 361.38 T
3 F
( and) 410.06 361.38 T
5 F
(errorInfo) 429.49 361.38 T
3 F
( vari-) 483.46 361.38 T
(ables\051 is propagated back to the sender after errors.) 162.9 349.29 T
3 12 Q
(\245) 152.1 334.29 T
3 10 Q
(Y) 162.9 334.29 T
(ou can query and change the name of an application with the) 169.12 334.29 T
5 F
(tk appname) 414.48 334.29 T
3 F
( com-) 474.45 334.29 T
(mand.) 162.9 322.19 T
(Unfortunately the improvements to the Tk 4.0) 152.1 307.19 T
5 F
(send) 338.65 307.19 T
3 F
( mechanism required substantial) 362.63 307.19 T
(changes to the transport protocol for sends; this makes it impossible for Tk 4.0 applica-) 152.1 295.1 T
(tions to communicate with Tk 3.6 applications via) 152.1 283.01 T
5 F
(send) 355.04 283.01 T
3 F
(. The new transport protocol is) 379.02 283.01 T
(more \337exible than the old protocol, so it should be possible to make protocol improve-) 152.1 270.91 T
(ments in an upward-compatible way) 152.1 258.82 T
(.) 296.9 258.82 T
98.1 215.47 512.1 218.49 C
152.1 216.69 512.1 216.69 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 216.98 143.1 216.98 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(1) 128.62 222.49 T
(1) 134.63 222.49 T
(The selection and clipboard) 152.1 222.49 T
3 10 Q
(In Tk 3.6 the selection mechanism can deal only with the display of the root window and) 152.1 198.8 T
-0.13 (with the primary selection; there is no support for multiple displays, secondary selections,) 152.1 186.71 P
(or the clipboard. Tk 4.0 eliminates all of these shortcomings. The) 152.1 174.61 T
5 F
(-displayof) 415.82 174.61 T
3 F
( option) 475.78 174.61 T
-0.12 (can be used to specify a particular display in the selection command, and there is now full) 152.1 162.52 P
(access to all of the X selection types. Tk 4.0 also includes a new) 152.1 150.43 T
5 F
(clipboard) 411.36 150.43 T
3 F
( command) 465.33 150.43 T
(for manipulating the clipboard.) 152.1 138.33 T
FMENDPAGE
%%EndPage: "15" 16
%%Page: "16" 16
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(16) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
98.1 623.98 512.1 627 C
152.1 625.2 512.1 625.2 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 625.49 143.1 625.49 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(12) 127.96 631 T
(Miscellaneous changes) 152.1 631 T
3 10 Q
(Here is a quick summary of the remaining changes in Tk 4.0:) 152.1 607.31 T
3 12 Q
(\245) 152.1 592.31 T
3 10 Q
-0.17 (The) 162.9 592.31 P
5 F
-0.42 (wish) 180.76 592.31 P
3 F
-0.17 ( application has been modi\336ed so that the) 204.75 592.31 P
5 F
-0.42 (-f) 371.58 592.31 P
-0.42 (ile) 383.57 592.31 P
3 F
-0.17 ( switch is no longer needed) 401.56 592.31 P
(or recommended. This makes) 162.9 580.31 T
5 F
(wish) 283.64 580.31 T
3 F
( just like) 307.63 580.31 T
5 F
(tclsh) 344.56 580.31 T
3 F
(, where you specify the script \336le) 374.54 580.31 T
(as the \336rst ar) 162.9 568.31 T
(gument to the program, e.g.) 214.07 568.31 T
5 F
(wish foo.tcl) 327.33 568.31 T
3 F
(. The) 399.29 568.31 T
5 F
(-f) 422.33 568.31 T
(ile) 434.32 568.31 T
3 F
( switch is still) 452.31 568.31 T
(permitted for backward compatibility) 162.9 556.31 T
(, but its use is deprecated.) 311.87 556.31 T
3 12 Q
(\245) 152.1 541.31 T
5 10 Q
(Wish) 162.9 541.31 T
3 F
( now sets the application\325) 186.89 541.31 T
(s class from the application name \050what appears in the) 288.49 541.31 T
-0.37 (title bar of the window by default\051, rather than always using) 162.9 529.31 P
5 F
-0.88 (Tk) 400.9 529.31 P
3 F
-0.37 ( as the class as in Tk 3.6.) 412.89 529.31 P
(This makes application-speci\336c options easier to use.) 162.9 517.31 T
3 12 Q
(\245) 152.1 502.31 T
3 10 Q
(T) 162.9 502.31 T
(oplevel windows are now resizable by default, whereas in Tk 3.6 they were not. Y) 168.31 502.31 T
(ou) 496.22 502.31 T
(can use the) 162.9 490.31 T
5 F
(wm resizable) 209.8 490.31 T
3 F
( command to make windows non-reiszable.) 281.77 490.31 T
3 12 Q
(\245) 152.1 475.31 T
3 10 Q
(Tk 4.0 patches around an Xlib bug whereby long-running applications tended to reach) 162.9 475.31 T
(the end of the space of X resource ids, wrap around to 0 again, and then crash. Tk now) 162.9 463.31 T
(reuses resource identi\336ers so that wrap-around should never occur) 162.9 451.31 T
(.) 427.14 451.31 T
3 12 Q
(\245) 152.1 436.31 T
3 10 Q
-0.13 (There is a new) 162.9 436.31 P
5 F
-0.31 (winfo manager) 223.43 436.31 P
3 F
-0.13 ( command that tells which geometry manager is con-) 301.08 436.31 P
(trolling a particular widget.) 162.9 424.31 T
3 12 Q
(\245) 152.1 409.31 T
3 10 Q
(There is a new) 162.9 409.31 T
5 F
(bell) 223.96 409.31 T
3 F
( command that does what its name suggests.) 247.94 409.31 T
3 12 Q
(\245) 152.1 394.31 T
3 10 Q
(There are new) 162.9 394.31 T
5 F
(winfo pointerx) 222.56 394.31 T
3 F
(,) 306.51 394.31 T
5 F
(winfo pointery) 311.51 394.31 T
3 F
(, and) 394.81 394.31 T
5 F
(winfo pointerxy) 416.74 394.31 T
3 F
(commands that can be used to query the position of the mouse pointer) 162.9 382.31 T
(.) 442.17 382.31 T
98.1 338.95 512.1 341.98 C
152.1 340.18 512.1 340.18 2 L
0.5 H
2 Z
0 X
0 K
N
98.1 340.46 143.1 340.46 2 L
0 Z
N
40.5 63 571.5 729 C
0 12 Q
0 X
0 K
(13) 127.96 345.98 T
(Summary of Incompatibilites) 152.1 345.98 T
3 10 Q
-0.24 (This section lists all of the incompatible changes in Tk 4.0 that may require changes in T) 152.1 322.29 P
-0.24 (cl) 502.62 322.29 P
-0.22 (scripts written for T) 152.1 310.29 P
-0.22 (cl 3.6. Each incompatibility is described in terms of the problem it pro-) 230.42 310.29 P
(duces when you run your Tk 3.6 script under Tk 4.0 and a possible work-around. Only) 152.1 298.29 T
(T) 152.1 286.29 T
(cl-level incompatibilities are covered here. For incompatible changes at the C level, see) 157.51 286.29 T
(the) 152.1 274.29 T
5 F
(README) 166.81 274.29 T
3 F
( and) 202.79 274.29 T
5 F
(changes) 222.22 274.29 T
3 F
( \336les in the distribution. The problems and solutions are) 264.2 274.29 T
(roughly in order of importance, with the most important problems \336rst.) 152.1 262.29 T
1 F
(Pr) 152.1 247.29 T
(oblem #1:) 162.46 247.29 T
3 F
(When you change the background color of a widget, a small ring in the) 206.88 247.29 T
(default background color remains around the edge of the widget.) 152.1 235.29 T
2 F
(Solution:) 170.1 223.29 T
3 F
(This is the focus traversal highlight, whose color is speci\336ed separately) 209.25 223.29 T
(from) 170.1 211.29 T
5 F
(-background) 192.03 211.29 T
3 F
(; use the) 257.99 211.29 T
5 F
(-highlightbackground) 293.8 211.29 T
3 F
( option to change the) 413.74 211.29 T
(color of the highlight. Or) 170.1 199.29 T
(, you can set) 269.92 199.29 T
5 F
(-highlightthickness) 322.38 199.29 T
3 F
( to 0 to eliminate) 436.31 199.29 T
(the traversal highlight altogether) 170.1 187.29 T
(.) 299.74 187.29 T
1 F
(Pr) 152.1 172.29 T
(oblem #2:) 162.46 172.29 T
3 F
(Bindings de\336ned for a widget no longer replace the corresponding class) 206.88 172.29 T
(bindings, so unwanted class bindings get invoked in addition to the widget bindings.) 152.1 160.29 T
FMENDPAGE
%%EndPage: "16" 17
%%Page: "17" 17
612 792 0 FMBEGINPAGE
4 10 Q
0 X
0 K
(13 Summary of Incompatibilites) 98.1 668.33 T
0 F
(17) 500.99 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
2 F
0 X
(Solution:) 170.1 632.33 T
3 F
(Add a) 209.25 632.33 T
5 F
(break) 235.89 632.33 T
3 F
( command at the end of the widget binding, or rework the) 265.88 632.33 T
(widget binding so that it\325) 170.1 620.33 T
(s OK for the class binding to execute.) 270.05 620.33 T
1 F
(Pr) 152.1 605.33 T
(oblem #3:) 162.46 605.33 T
3 F
(Bindings on toplevel windows are invoked when events occur for internal) 206.88 605.33 T
(windows inside the toplevels.) 152.1 593.33 T
2 F
(Solution:) 170.1 581.33 T
3 F
(Use the) 209.25 581.33 T
5 F
(%W) 242 581.33 T
3 F
( substitution to extract the name of the window where the event) 253.99 581.33 T
(actually occurred, and only execute the rest of the binding script if this matches the) 170.1 569.33 T
(name of the toplevel.) 170.1 557.33 T
1 F
-0.15 (Pr) 152.1 542.33 P
-0.15 (oblem #4:) 162.46 542.33 P
3 F
-0.15 (The) 206.58 542.33 P
5 F
-0.37 (-command) 224.46 542.33 P
3 F
-0.15 ( option for a cascade menu entry is no longer invoked when) 272.44 542.33 P
(the submenu is posted.) 152.1 530.33 T
2 F
(Solution:) 170.1 518.33 T
3 F
(Use the) 209.25 518.33 T
5 F
(-postcommand) 242 518.33 T
3 F
( option for the submenu instead.) 313.96 518.33 T
1 F
(Pr) 152.1 503.33 T
(oblem #5:) 162.46 503.33 T
3 F
(The) 206.88 503.33 T
5 F
(-geometry) 224.92 503.33 T
3 F
( option is no longer supported by listboxes, frames, and) 278.89 503.33 T
(toplevels.) 152.1 491.33 T
2 F
(Solution:) 170.1 479.33 T
3 F
(Use the) 209.25 479.33 T
5 F
(-width) 242 479.33 T
3 F
( and) 277.98 479.33 T
5 F
(-height) 297.41 479.33 T
3 F
( options instead.) 339.39 479.33 T
1 F
(Pr) 152.1 464.33 T
(oblem #6:) 162.46 464.33 T
3 F
(The procedure) 206.88 464.33 T
5 F
(tk_listboxSingleSelect) 267.38 464.33 T
3 F
( no longer exists.) 399.3 464.33 T
2 F
(Solution:) 170.1 452.33 T
3 F
(Use the) 209.25 452.33 T
5 F
(-selectmode) 242 452.33 T
3 F
( option on the listbox instead.) 307.96 452.33 T
1 F
(Pr) 152.1 437.33 T
(oblem #7:) 162.46 437.33 T
3 F
(Canvases no longer have a) 206.88 437.33 T
5 F
(-scrollincrement) 315.96 437.33 T
3 F
( option.) 411.91 437.33 T
2 F
(Solution:) 170.1 425.33 T
3 F
(Use the new) 209.25 425.33 T
5 F
(-xscrollincrement) 261.15 425.33 T
3 F
( and) 363.09 425.33 T
5 F
(-yscrollincrement) 382.52 425.33 T
3 F
(options instead.) 170.1 413.33 T
1 F
(Pr) 152.1 398.33 T
(oblem #8:) 162.46 398.33 T
3 F
(The) 206.88 398.33 T
5 F
(tk colormodel) 224.92 398.33 T
3 F
( command no longer exists.) 302.88 398.33 T
2 F
-0.28 (Solution:) 170.1 386.33 P
3 F
-0.28 (T) 208.97 386.33 P
-0.28 (o \336nd out whether a window is monochrome or color) 214.37 386.33 P
-0.28 (, use) 424.34 386.33 P
5 F
-0.68 (winfo depth) 444.6 386.33 P
3 F
(to extract the window\325) 170.1 374.33 T
(s depth; a depth of 1 means monochrome.) 259.76 374.33 T
1 F
-0.08 (Pr) 152.1 359.33 P
-0.08 (oblem #9:) 162.46 359.33 P
3 F
-0.08 (The class of Tk applications is no longer) 206.72 359.33 P
5 F
-0.19 (Tk) 370.97 359.33 P
3 F
-0.08 (, so options speci\336ed for the) 382.96 359.33 P
5 F
-0.19 (Tk) 497.69 359.33 P
3 F
(class in your) 152.1 347.33 T
5 F
(.Xdefaults) 205.12 347.33 T
3 F
( \336le are no longer used.) 265.09 347.33 T
2 F
(Solution:) 170.1 335.33 T
3 F
(Modify your) 209.25 335.33 T
5 F
(.Xdefaults) 262.55 335.33 T
3 F
( \336le \050and any T) 322.52 335.33 T
(cl code that sets options\051 to) 382.88 335.33 T
(specify the name of the application \050with the \336rst letter capitalized\051 as the class) 170.1 323.33 T
(instead of) 170.1 311.33 T
5 F
(Tk) 211.74 311.33 T
3 F
(.) 223.73 311.33 T
1 F
-0.15 (Pr) 152.1 296.33 P
-0.15 (oblem #10:) 162.46 296.33 P
3 F
-0.15 (When text is added to a text widget just after a tagged area, the new text no) 211.57 296.33 P
(longer receives the tag.) 152.1 284.33 T
2 F
-0.1 (Solution:) 170.1 272.33 P
3 F
-0.1 (Explicitly tag the new text with the desired tags. If you want the tags on the) 209.15 272.33 P
-0.08 (new text to be the same as those at some other point in the text, you can use the) 170.1 260.33 P
5 F
-0.2 (tag) 488.31 260.33 P
(names) 170.1 248.33 T
3 F
( widget command to query existing tags.) 200.08 248.33 T
1 F
(Pr) 152.1 233.33 T
(oblem #1) 162.46 233.33 T
(1:) 200.5 233.33 T
3 F
(W) 211.33 233.33 T
(idgets appear lar) 220.36 233.33 T
(ger than they did in Tk 3.6.) 286.24 233.33 T
2 F
(Solution:) 170.1 221.33 T
3 F
(There are two issues here. The \336rst is that all widgets now have a focus tra-) 209.25 221.33 T
-0.24 (versal highlight ring that turns dark when the widget has the focus; this is required for) 170.1 209.33 P
(Motif compliance but you can eliminate it by specifying a 0 value for the) 170.1 197.33 T
5 F
( -high-) 462.4 197.33 T
(lightthickness) 170.1 185.33 T
3 F
( option. The second issue is that the default padding for buttons) 254.05 185.33 T
-0.17 (and menubuttons has been increased to match the sizes of Motif widgets. If you don\325) 170.1 173.33 P
-0.17 (t) 506.99 173.33 P
(mind being dif) 170.1 161.33 T
(ferent from Motif, you can set the) 228.78 161.33 T
5 F
(-padx) 366.45 161.33 T
3 F
( and) 396.44 161.33 T
5 F
(-) 415.86 161.33 T
(pady) 421.86 161.33 T
3 F
( options back to) 445.85 161.33 T
FMENDPAGE
%%EndPage: "17" 18
%%Page: "18" 18
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(18) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
3 F
0 X
(their Tk 3.6 values \050use the) 170.1 632.33 T
5 F
(conf) 281.41 632.33 T
(igure) 305.4 632.33 T
3 F
( widget command in Tk 3.6 to see what the) 335.38 632.33 T
(old values were\051.) 170.1 620.33 T
1 F
(Pr) 152.1 605.33 T
(oblem #12:) 162.46 605.33 T
3 F
(Listboxes now return the selection as a string with newlines separating the) 211.88 605.33 T
(values, rather than a T) 152.1 593.33 T
(cl, list.) 240.49 593.33 T
2 F
(Solution:) 170.1 581.33 T
3 F
(Modify your code to handle the new format. Y) 209.25 581.33 T
(ou can convert the selection) 395.06 581.33 T
(back into the old list format with a script like the following:) 170.1 569.33 T
5 9 Q
(split [selection get] \134n) 179.1 555 T
1 10 Q
(Pr) 152.1 541.33 T
(oblem #13:) 162.46 541.33 T
3 F
(Tk 4.0 applications cannot) 211.88 541.33 T
5 F
(send) 320.42 541.33 T
3 F
( to or be sent from Tk 3.6 applications.) 344.4 541.33 T
2 F
(Solution:) 170.1 529.33 T
3 F
(The only solution is to upgrade all your applications to Tk 4.0.) 209.25 529.33 T
1 F
-0.17 (Pr) 152.1 514.33 P
-0.17 (oblem #14:) 162.46 514.33 P
3 F
-0.17 (In texts,) 211.54 514.33 P
5 F
-0.4 (end) 245.91 514.33 P
3 F
-0.17 ( now refers to a position just after the \336nal newline, instead of) 263.9 514.33 P
(the \336nal newline.) 152.1 502.33 T
2 F
-0.08 (Solution:) 170.1 490.33 P
3 F
-0.08 (If you wish to refer to the \336nal newline, use the index) 209.17 490.33 P
5 F
-0.19 (end-1char) 424.98 490.33 P
3 F
-0.08 ( instead) 478.95 490.33 P
(of) 170.1 478.33 T
5 F
(end) 180.92 478.33 T
3 F
(.) 198.91 478.33 T
1 F
(Pr) 152.1 463.33 T
(oblem #15:) 162.46 463.33 T
3 F
(In entry widgets,) 211.88 463.33 T
5 F
(sel.last) 281.83 463.33 T
3 F
( now refers to the character just after the last) 329.8 463.33 T
(selected one, rather than the last selected one. The second index for the) 152.1 451.33 T
5 F
(delete) 438.81 451.33 T
3 F
( widget) 474.79 451.33 T
(command has changed in the same way) 152.1 439.33 T
(.) 309.66 439.33 T
2 F
(Solution:) 170.1 427.33 T
3 F
(Add one to the values used in your scripts.) 209.25 427.33 T
1 F
(Pr) 152.1 412.33 T
(oblem #16:) 162.46 412.33 T
3 F
(Because) 211.88 412.33 T
5 F
(Any) 247.68 412.33 T
3 F
( is implicit in all bindings, bindings trigger when extra modi-) 265.67 412.33 T
(\336ers are present, whereas they didn\325) 152.1 400.33 T
(t trigger in Tk 3.6.) 296.24 400.33 T
2 F
(Solution:) 170.1 388.33 T
3 F
(In most cases it\325) 209.25 388.33 T
(s probably \336ne to ignore the extra modi\336ers. If you really) 273.93 388.33 T
-0.12 (don\325) 170.1 376.33 P
-0.12 (t want any actions to be taken when extra modi\336ers are present, create additional) 188.24 376.33 P
(bindings for the cases with extra modi\336ers, and specify a single blank character \050or) 170.1 364.33 T
(any script that does nothing\051 as the script for those bindings. Alternatively) 170.1 352.33 T
(, you can) 465.93 352.33 T
(use the) 170.1 340.33 T
5 F
(%s) 200.63 340.33 T
3 F
( substitution to extract the mouse and modi\336er state in the event binding,) 212.63 340.33 T
(then you can test this value for modi\336ers you do or don\325) 170.1 328.33 T
(t want.) 394.5 328.33 T
1 F
(Pr) 152.1 313.33 T
(oblem #17:) 162.46 313.33 T
3 F
(In scrollbars there is no longer a) 211.88 313.33 T
5 F
(-foreground) 343.17 313.33 T
3 F
( or) 409.13 313.33 T
5 F
(-activefore-) 422.45 313.33 T
(ground) 152.1 301.33 T
3 F
( option, and) 188.08 301.33 T
5 F
(-background) 238.05 301.33 T
3 F
( has a dif) 304.02 301.33 T
(ferent meaning.) 340.2 301.33 T
2 F
-0.4 (Solution:) 170.1 289.33 P
3 F
-0.4 (Use) 208.85 289.33 P
5 F
-0.96 (-troughcolor) 226.49 289.33 P
3 F
-0.4 ( everywhere that you used) 298.45 289.33 P
5 F
-0.96 (-background) 403.87 289.33 P
3 F
-0.4 ( in Tk 3.6,) 469.83 289.33 P
5 F
(-background) 170.1 277.33 T
3 F
( everywhere you used to use) 236.06 277.33 T
5 F
(-foreground) 352.08 277.33 T
3 F
(, and) 418.04 277.33 T
5 F
(-activeback-) 439.97 277.33 T
(ground) 170.1 265.33 T
3 F
( everywhere you used to use) 206.08 265.33 T
5 F
(-activeforeground) 322.1 265.33 T
3 F
(.) 424.04 265.33 T
1 F
(Pr) 152.1 250.33 T
(oblem #18:) 162.46 250.33 T
3 F
(Options for colors seem to have changed in scale widgets.) 211.88 250.33 T
2 F
(Solution:) 170.1 238.33 T
3 F
(Use) 209.25 238.33 T
5 F
(-background) 227.29 238.33 T
3 F
( where you used to use) 293.25 238.33 T
5 F
(-sliderforeground) 387.07 238.33 T
3 F
(,) 489.02 238.33 T
5 F
(-) 170.1 226.33 T
(troughcolor) 176.1 226.33 T
3 F
( where you used to use) 242.06 226.33 T
5 F
(-background) 335.88 226.33 T
3 F
(, and) 401.84 226.33 T
5 F
( -activeback-) 421.27 226.33 T
(ground) 170.1 214.33 T
3 F
( everywhere you used to use) 206.08 214.33 T
5 F
(-activeforeground) 322.1 214.33 T
3 F
(.) 424.04 214.33 T
1 F
(Pr) 152.1 199.33 T
(oblem #19:) 162.46 199.33 T
3 F
(Scale widgets no longer accept hexadecimal or octal numbers in the) 211.88 199.33 T
5 F
(set) 485.84 199.33 T
3 F
(command or the) 152.1 187.33 T
5 F
(-from) 219.55 187.33 T
3 F
( and) 249.54 187.33 T
5 F
(-to) 268.97 187.33 T
3 F
( options.) 286.96 187.33 T
2 F
(Solution:) 170.1 175.33 T
3 F
(Use) 209.25 175.33 T
5 F
(format) 227.29 175.33 T
3 F
( or) 263.27 175.33 T
5 F
(expr) 276.59 175.33 T
3 F
( to convert the values to decimal.) 300.58 175.33 T
1 F
(Pr) 152.1 160.33 T
(oblem #20:) 162.46 160.33 T
3 F
(In checkbuttons, radiobuttons, and menu entries, the) 211.88 160.33 T
5 F
(-selector) 423.4 160.33 T
3 F
( option) 477.37 160.33 T
(no longer exists.) 152.1 148.33 T
FMENDPAGE
%%EndPage: "18" 19
%%Page: "19" 19
612 792 0 FMBEGINPAGE
4 10 Q
0 X
0 K
(13 Summary of Incompatibilites) 98.1 668.33 T
0 F
(19) 500.99 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
2 F
0 X
(Solution:) 170.1 632.33 T
3 F
(Use) 209.25 632.33 T
5 F
(-selectcolor) 227.29 632.33 T
3 F
( instead of) 299.25 632.33 T
5 F
(-select) 343.39 632.33 T
3 F
(. T) 385.36 632.33 T
(o specify that no indicator) 395.77 632.33 T
(should be drawn at all, use the) 170.1 620.33 T
5 F
(-indicatoron) 293.9 620.33 T
3 F
( option instead of setting) 365.86 620.33 T
5 F
(-select) 467.2 620.33 T
3 F
(to an empty string.) 170.1 608.33 T
1 F
-0.12 (Pr) 152.1 593.33 P
-0.12 (oblem #21:) 162.46 593.33 P
3 F
-0.12 (The indices of menu entries have changed, and operations on menu entry 0) 211.64 593.33 P
(no longer work.) 152.1 581.33 T
2 F
(Solution:) 170.1 569.33 T
3 F
(This is because menus now have a tearof) 209.25 569.33 T
(f entry at the top by default, and) 372.55 569.33 T
(this occupies entry 0, so your \336rst entry is now entry 1. Y) 170.1 557.33 T
(ou can either set the) 398.95 557.33 T
5 F
(-) 170.1 545.33 T
(tearoff) 176.1 545.33 T
3 F
( option to 0 to eliminate the tearof) 218.07 545.33 T
(f entry or add 1 to all the indices you) 354.2 545.33 T
(use in your scripts.) 170.1 533.33 T
1 F
-0.22 (Pr) 152.1 518.33 P
-0.22 (oblem #22:) 162.46 518.33 P
3 F
-0.22 (The) 211.44 518.33 P
5 F
-0.53 (enable) 229.26 518.33 P
3 F
-0.22 ( and) 265.24 518.33 P
5 F
-0.53 (disable) 284.23 518.33 P
3 F
-0.22 ( widget commands are no longer supported by) 326.21 518.33 P
(menus.) 152.1 506.33 T
2 F
(Solution:) 170.1 494.33 T
3 F
(Use the) 209.25 494.33 T
5 F
(-state) 242 494.33 T
3 F
( con\336guration option instead.) 277.98 494.33 T
1 F
(Pr) 152.1 479.33 T
(oblem #23:) 162.46 479.33 T
3 F
(The) 211.88 479.33 T
5 F
(activate) 229.92 479.33 T
3 F
( and) 277.89 479.33 T
5 F
(deactivate) 297.32 479.33 T
3 F
( widget commands are no longer sup-) 357.29 479.33 T
(ported by buttons, checkbuttons, radiobuttons, and menus.) 152.1 467.33 T
2 F
(Solution:) 170.1 455.33 T
3 F
(Use the) 209.25 455.33 T
5 F
(-state) 242 455.33 T
3 F
( con\336guration option instead.) 277.98 455.33 T
1 F
(Pr) 152.1 440.33 T
(oblem #24:) 162.46 440.33 T
3 F
(Canvas arc items no longer use the) 211.88 440.33 T
5 F
(-f) 353.72 440.33 T
(ill) 365.71 440.33 T
3 F
( and) 383.7 440.33 T
5 F
(-stipple) 403.13 440.33 T
3 F
( options for) 451.11 440.33 T
(drawing when the) 152.1 428.33 T
5 F
(-style) 226.21 428.33 T
3 F
( option is) 262.19 428.33 T
5 F
(arc) 301.9 428.33 T
3 F
(.) 319.89 428.33 T
2 F
(Solution:) 170.1 416.33 T
3 F
(Use the) 209.25 416.33 T
5 F
(-outline) 242 416.33 T
3 F
( and) 289.97 416.33 T
5 F
(-outlinestipple) 309.4 416.33 T
3 F
( options instead.) 399.35 416.33 T
1 F
-0.29 (Pr) 152.1 401.33 P
-0.29 (oblem #25:) 162.46 401.33 P
3 F
-0.29 (The variable) 211.29 401.33 P
5 F
-0.7 (tkVersion) 263.43 401.33 P
3 F
-0.29 ( no longer exists \050it has been obsolete for several) 317.4 401.33 P
(releases\051.) 152.1 389.33 T
2 F
(Solution:) 170.1 377.33 T
3 F
(Use) 209.25 377.33 T
5 F
(tk_version) 227.29 377.33 T
3 F
( instead.) 287.26 377.33 T
1 F
(Pr) 152.1 362.33 T
(oblem #26:) 162.46 362.33 T
3 F
(The syntax of the) 211.88 362.33 T
5 F
(scan) 284.05 362.33 T
3 F
( widget commands for texts has changed.) 308.03 362.33 T
2 F
(Solution:) 170.1 350.33 T
3 F
(Modify your code to use the new syntax.) 209.25 350.33 T
1 F
(Pr) 152.1 335.33 T
(oblem #27:) 162.46 335.33 T
5 F
(wish) 211.88 335.33 T
3 F
( no longer recognizes the) 235.86 335.33 T
5 F
(-help) 338.84 335.33 T
3 F
( option.) 368.82 335.33 T
2 F
(Solution:) 170.1 323.33 T
3 F
(Implement this option yourself in your) 209.25 323.33 T
5 F
(wish) 366.38 323.33 T
3 F
( scripts.) 390.37 323.33 T
1 F
(Pr) 152.1 308.33 T
(oblem #28:) 162.46 308.33 T
3 F
(Tk 4.0 always prints real numbers such as canvas coordinates with a deci-) 211.88 308.33 T
(mal point. This can cause syntax errors if you later use them in situations where integers) 152.1 296.33 T
(are expected.) 152.1 284.33 T
2 F
(Solution:) 170.1 272.33 T
3 F
(Change your code so that real numbers work OK, or use the) 209.25 272.33 T
5 F
(expr) 451.57 272.33 T
3 F
( com-) 475.55 272.33 T
(mand \050with the) 170.1 260.33 T
5 F
(round) 233.12 260.33 T
3 F
( function\051 to convert the numbers to integers.) 263.1 260.33 T
1 F
(Pr) 152.1 245.33 T
(oblem #29:) 162.46 245.33 T
3 F
(The) 211.88 245.33 T
5 F
(pack info) 229.92 245.33 T
3 F
( command returns dif) 283.89 245.33 T
(ferent information, and) 369.48 245.33 T
5 F
(pack) 464.41 245.33 T
(newinfo) 152.1 233.33 T
3 F
( no longer exists.) 194.08 233.33 T
2 F
(Solution:) 170.1 221.33 T
3 F
(Use) 209.25 221.33 T
5 F
(pack info) 227.29 221.33 T
3 F
( where you used to use) 281.26 221.33 T
5 F
(pack newinfo) 375.08 221.33 T
3 F
(.) 447.04 221.33 T
5 F
(Pack info) 452.04 221.33 T
3 F
(was obsolete, so it has been eliminated.) 170.1 209.33 T
1 F
(Pr) 152.1 194.33 T
(oblem #30:) 162.46 194.33 T
3 F
(The) 211.88 194.33 T
5 F
(view) 229.92 194.33 T
3 F
( widget command for entries no longer exists, nor does the) 253.9 194.33 T
5 F
(-) 152.1 182.33 T
(scrollcommand) 158.1 182.33 T
3 F
( option.) 236.05 182.33 T
2 F
-0.29 (Solution:) 170.1 170.33 P
3 F
-0.29 (Use) 208.96 170.33 P
5 F
-0.69 (xview) 226.71 170.33 P
3 F
-0.29 ( where you used to use) 256.7 170.33 P
5 F
-0.69 (view) 348.8 170.33 P
3 F
-0.29 (; use) 372.78 170.33 P
5 F
-0.69 (-xscrollcommand) 393.31 170.33 P
3 F
-0.29 ( where) 483.26 170.33 P
(you used to use) 170.1 158.33 T
5 F
(-scrollcommand) 234.51 158.33 T
3 F
(.) 318.46 158.33 T
FMENDPAGE
%%EndPage: "19" 20
%%Page: "20" 20
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(20) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
1 F
0 X
(Pr) 152.1 632.33 T
(oblem #31:) 162.46 632.33 T
3 F
(The) 211.88 632.33 T
5 F
(-padx) 229.92 632.33 T
3 F
( and) 259.9 632.33 T
5 F
(-pady) 279.33 632.33 T
3 F
( options are ignored for the button family of wid-) 309.31 632.33 T
(gets if a bitmap or image is being displayed: the padding is always 0.) 152.1 620.02 T
2 F
-0.27 (Solution:) 170.1 608.02 P
3 F
-0.27 (Pack the button inside a frame, with extra padding in the frame. Or) 208.98 608.02 P
-0.27 (, redo the) 472.94 608.02 P
(image or bitmap to incorporate padding into it.) 170.1 595.71 T
1 F
(Pr) 152.1 580.71 T
(oblem #32:) 162.46 580.71 T
3 F
(In radiobuttons, the) 211.88 580.71 T
5 F
(-value) 292.38 580.71 T
3 F
( option no longer defaults to the name of the) 328.36 580.71 T
(widget; it defaults to an empty string.) 152.1 568.4 T
2 F
(Solution:) 170.1 556.4 T
3 F
(Specify the widget\325) 209.25 556.4 T
(s name explicitly as the value of the option.) 286.98 556.4 T
1 F
(Pr) 152.1 541.4 T
(oblem #33:) 162.46 541.4 T
3 F
(The) 211.88 541.4 T
5 F
(-menu) 229.92 541.4 T
3 F
( option for menubuttons and cascade menu entries may refer) 259.9 541.4 T
(only to a child of the menubutton or menu.) 152.1 529.08 T
2 F
(Solution:) 170.1 517.08 T
3 F
(Rename menus to meet this requirement.) 209.25 517.08 T
1 F
(Pr) 152.1 502.08 T
(oblem #34:) 162.46 502.08 T
3 F
(The interpretation of) 211.88 502.08 T
5 F
(@y) 297.09 502.08 T
3 F
( in menus has changed: it never returns) 309.08 502.08 T
5 F
(none) 467.86 502.08 T
3 F
(,) 491.84 502.08 T
(even if the y-coordinate is outside the menu \050it returns the index of the closest entry\051.) 152.1 489.77 T
2 F
(Solution:) 170.1 477.77 T
3 F
(If you care about this distinction, check the y-coordinate explicitly to see if) 209.25 477.77 T
-0.17 (it is less than 0 or greater than or equal to the window\325) 170.1 465.46 P
-0.17 (s height \050use) 385.7 465.46 P
5 F
-0.41 (winfo height) 438.21 465.46 P
3 F
(to get the height\051.) 170.1 453.15 T
1 F
-0.13 (Pr) 152.1 438.15 P
-0.13 (oblem #35:) 162.46 438.15 P
3 F
-0.13 (The) 211.62 438.15 P
5 F
-0.3 (invoke) 229.54 438.15 P
3 F
-0.13 ( and) 265.52 438.15 P
5 F
-0.3 (activate) 284.7 438.15 P
3 F
-0.13 ( widget commands for menus no longer post) 332.67 438.15 P
(cascaded submenus.) 152.1 425.83 T
2 F
(Solution:) 170.1 413.83 T
3 F
(Use the) 209.25 413.83 T
5 F
(postcascade) 242 413.83 T
3 F
( widget command to post submenus.) 307.96 413.83 T
1 F
(Pr) 152.1 398.83 T
(oblem #36:) 162.46 398.83 T
3 F
(The selection tar) 211.88 398.83 T
(gets) 278.31 398.83 T
5 F
(APPLICATION) 296.91 398.83 T
3 F
( and) 362.87 398.83 T
5 F
(WINDOW_NAME) 382.3 398.83 T
3 F
( are no longer) 448.27 398.83 T
(supported.) 152.1 386.52 T
2 F
(Solution:) 170.1 374.52 T
3 F
(Use tar) 209.25 374.52 T
(gets) 237.65 374.52 T
5 F
(TK_APPLICATION) 256.25 374.52 T
3 F
( and) 340.21 374.52 T
5 F
(TK_WINDOW) 359.64 374.52 T
3 F
( instead.) 413.61 374.52 T
1 F
(Pr) 152.1 359.52 T
(oblem #37:) 162.46 359.52 T
3 F
(There is no longer a default focus.) 211.88 359.52 T
2 F
(Solution:) 170.1 347.52 T
3 F
(None: modify your code not to depend on this feature.) 209.25 347.52 T
1 F
(Pr) 152.1 332.52 T
(oblem #38:) 162.46 332.52 T
3 F
(The) 211.88 332.52 T
5 F
(focus) 229.92 332.52 T
3 F
( command now returns an empty string to indicate that the) 259.9 332.52 T
(application doesn\325) 152.1 320.21 T
(t have the input focus, instead of) 225.48 320.21 T
5 F
(none) 358.17 320.21 T
3 F
(.) 382.15 320.21 T
2 F
(Solution:) 170.1 308.21 T
3 F
(Modify your code to check for an empty string instead of) 209.25 308.21 T
5 F
(none) 440.47 308.21 T
3 F
(.) 464.46 308.21 T
1 F
(Pr) 152.1 293.21 T
(oblem #39:) 162.46 293.21 T
5 F
(FocusIn) 211.88 293.21 T
3 F
( and) 253.85 293.21 T
5 F
(FocusOut) 273.28 293.21 T
3 F
( events are delivered to more windows than) 321.26 293.21 T
(they used to be.) 152.1 280.9 T
2 F
-0.02 (Solution:) 170.1 268.9 P
3 F
-0.02 (Modify your code to use the new set of events. The old event set was some-) 209.23 268.9 P
(what bizarre, and the new set matches more closely what happens elsewhere, such as) 170.1 256.58 T
(with) 170.1 244.27 T
5 F
(Enter) 190.37 244.27 T
3 F
( and) 220.35 244.27 T
5 F
(Leave) 239.78 244.27 T
3 F
( events.) 269.77 244.27 T
1 F
-0.28 (Pr) 152.1 229.27 P
-0.28 (oblem #40:) 162.46 229.27 P
5 F
-0.67 (wm maxsize) 211.32 229.27 P
3 F
-0.28 ( and) 270.62 229.27 P
5 F
-0.67 (wm minsize) 289.49 229.27 P
3 F
-0.28 ( no longer accept empty ar) 348.79 229.27 P
-0.28 (guments. This) 453.52 229.27 P
(means that you cannot use these commands to make windows non-resizable.) 152.1 216.96 T
2 F
(Solution:) 170.1 204.96 T
3 F
(Use the) 209.25 204.96 T
5 F
(wm resizable) 242 204.96 T
3 F
( command to make windows resizable.) 313.96 204.96 T
1 F
(Pr) 152.1 189.96 T
(oblem #41:) 162.46 189.96 T
3 F
(In the placer) 211.88 189.96 T
(, if you specify both) 261.43 189.96 T
5 F
(-x) 344.15 189.96 T
3 F
( and) 356.15 189.96 T
5 F
(-relx) 375.58 189.96 T
3 F
( then they add, instead of) 405.56 189.96 T
(the most recent speci\336cation replacing the earlier one. Ditto for) 152.1 177.65 T
5 F
(-y) 407.74 177.65 T
3 F
( and) 419.73 177.65 T
5 F
(-rely) 439.16 177.65 T
3 F
(,) 468.5 177.65 T
5 F
(-width) 473.49 177.65 T
3 F
(and) 152.1 165.33 T
5 F
(-relwidth) 169.03 165.33 T
3 F
(, and) 223 165.33 T
5 F
(-height) 244.93 165.33 T
3 F
( and) 286.91 165.33 T
5 F
(-relheight) 306.33 165.33 T
3 F
(.) 366.3 165.33 T
2 F
(Solution:) 170.1 153.33 T
3 F
(If you no longer want one of these options to be used, set it to 0 explicitly) 209.25 153.33 T
(.) 503.14 153.33 T
1 F
(Pr) 152.1 138.33 T
(oblem #42:) 162.46 138.33 T
3 F
(The command \322) 211.88 138.33 T
5 F
(focus none) 276.27 138.33 T
3 F
(\323 doesn\325) 336.24 138.33 T
(t work in Tk 4.0.) 369.64 138.33 T
FMENDPAGE
%%EndPage: "20" 21
%%Page: "21" 21
612 792 0 FMBEGINPAGE
4 10 Q
0 X
0 K
(13 Summary of Incompatibilites) 98.1 668.33 T
0 F
(21) 500.99 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
2 F
0 X
(Solution:) 170.1 632.33 T
3 F
(Create a dummy widget that is never mapped and set the focus to that wid-) 209.25 632.33 T
(get.) 170.1 620.33 T
1 F
(Pr) 152.1 605.33 T
(oblem #43:) 162.46 605.33 T
5 F
(%D) 211.88 605.33 T
3 F
( substitutions are no longer supported in bindings, nor are the event) 223.87 605.33 T
(types) 152.1 593.33 T
5 F
(CirculateRequest) 175.7 593.33 T
3 F
(,) 271.64 593.33 T
5 F
(Conf) 276.64 593.33 T
(igureRequest) 300.63 593.33 T
3 F
(,) 372.59 593.33 T
5 F
(MapRequest) 377.59 593.33 T
3 F
(, and) 437.55 593.33 T
5 F
(Resiz-) 459.48 593.33 T
(eRequest) 152.1 581.33 T
3 F
(.) 200.07 581.33 T
2 F
-0.25 (Solution:) 170.1 569.33 P
3 F
-0.25 (Use the name of the display instead of %D to identify a display; you can get) 209 569.33 P
(the display name with the) 170.1 557.33 T
5 F
(winfo screen) 275.31 557.33 T
3 F
( command. The desupported event types) 347.27 557.33 T
(never really worked anyway) 170.1 545.33 T
(, so there should be no code that depends on them.) 282.96 545.33 T
1 F
(Pr) 152.1 530.33 T
(oblem #44:) 162.46 530.33 T
5 F
(%) 211.88 530.33 T
3 F
( binding substitutions that return window identi\336ers, such as) 217.87 530.33 T
5 F
(%a) 461.63 530.33 T
3 F
( and) 473.62 530.33 T
5 F
(%S) 493.05 530.33 T
3 F
(,) 505.05 530.33 T
(now produce hexadecimal results instead of decimal.) 152.1 518.33 T
2 F
(Solution:) 170.1 506.33 T
3 F
(Use the) 209.25 506.33 T
5 F
(format) 242 506.33 T
3 F
( command to turn them back to decimal.) 277.98 506.33 T
1 F
(Pr) 152.1 491.33 T
(oblem #45:) 162.46 491.33 T
5 F
(Enter) 211.88 491.33 T
3 F
(,) 241.46 491.33 T
5 F
(Leave) 246.46 491.33 T
3 F
(,) 276.44 491.33 T
5 F
(FocusIn) 281.44 491.33 T
3 F
(, and) 323.42 491.33 T
5 F
(FocusOut) 345.34 491.33 T
3 F
( events with detail) 393.32 491.33 T
5 F
(Notify-) 468.83 491.33 T
(Inferior) 152.1 479.33 T
3 F
( are now ignored by the binding mechanism, so they\325re not visible to T) 200.07 479.33 T
(cl) 483.08 479.33 T
(scripts.) 152.1 467.33 T
2 F
-0.13 (Solution:) 170.1 455.33 P
3 F
-0.13 (In most cases, T) 209.12 455.33 P
-0.13 (cl scripts work better if these bindings are ignored. Y) 273 455.33 P
-0.13 (ou can) 483.49 455.33 P
(still use C code to access these events if you really need them. Or) 170.1 443.33 T
(, create bindings on) 431.18 443.33 T
-0.33 (the inferior windows and use) 170.1 431.33 P
5 F
-0.8 (NotifyAncestor) 286.96 431.33 P
3 F
-0.33 ( bindings on the children instead of) 370.91 431.33 P
5 F
(NotifyInferior) 170.1 419.33 T
3 F
( bindings on the parent.) 254.05 419.33 T
FMENDPAGE
%%EndPage: "21" 22
%%Page: "22" 22
612 792 0 FMBEGINPAGE
0 10 Q
0 X
0 K
(22) 98.1 668.33 T
4 F
(Tk4.0 Overview and Porting Guide) 359.34 668.33 T
98.1 660.6 512.1 660.6 2 L
0.25 H
0 Z
N
98.1 135 512.1 639 R
7 X
V
FMENDPAGE
%%EndPage: "22" 23
%%Trailer
%%BoundingBox: 0 0 612 792
%%Pages: 22 1
%%DocumentFonts: Helvetica-Bold
%%+ Times-Bold
%%+ Times-Italic
%%+ Times-Roman
%%+ Helvetica
%%+ Courier
%%+ Courier-Oblique