Tk Library Source Code

Artifact [d3f8620ce6]
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Artifact d3f8620ce6708bc4e83346e7c11dc82db4af192e:

Attachment "ctext.tcl.patch" to ticket [1167797fff] added by georgeps 2005-03-22 01:53:09.
--- ctext.tcl	2004-08-17 23:45:18.000000000 -0400
+++ ctext.tcl	2005-02-10 10:16:42.000000000 -0500
@@ -19,7 +19,11 @@
 		return -code error "invalid number of arguments given to ctext (uneven number after window) : $args"
 	}
 	
-	frame $win -class Ctext
+	if {[namespace exists ttk]} {
+		ttk::frame $win -class Ctext
+	} else {
+		frame $win -class Ctext
+	}
 
 	set tmp [text .__ctextTemp]
 	
@@ -64,7 +68,7 @@
 	
 	text $win.l -font $ar(-font) -width 1 -height 1 \
 		-relief $ar(-relief) -fg $ar(-linemapfg) \
-		-bg $ar(-linemapbg) -takefocus 0
+		-bg $ar(-linemapbg) -takefocus 0 -wrap none
 
 	set topWin [winfo toplevel $win]
 	bindtags $win.l [list $win.l $topWin all]
@@ -74,10 +78,13 @@
 	}
 	
 	set args [concat $args [list -yscrollcommand [list ctext::event:yscroll $win $ar(-yscrollcommand)]]]
-
+	
 	#escape $win, because it could have a space
 	eval text \$win.t -font \$ar(-font) $args
 	
+	$win.t configure -relief flat -bd 0	
+	$win.l configure -relief flat -bd 0	
+
 	grid $win.t -row 0 -column 1 -sticky news
 	grid rowconfigure $win 0 -weight 100
 	grid columnconfigure $win 1 -weight 100
@@ -444,7 +451,7 @@
 					ctext::matchPair $self "\\(" "\\)" ""
 				}
 				"\"" {
-					ctext::matchQuote $self
+					if 0 {ctext::matchQuote $self}
 				}
 			}
 			ctext::modified $self 1
@@ -490,7 +497,7 @@
 		$win tag configure __ctext_blink -foreground [$win cget -fg] -background [$win cget -bg]
 	}
 
-	if {$count == 4} {
+	if {$count == 10} {
 		$win tag delete __ctext_blink 1.0 end
 		return
 	}
@@ -814,11 +821,92 @@
 #This is a proc designed to be overwritten by the user.
 #It can be used to update a cursor or animation while
 #the text is being highlighted.
-proc ctext::update {} {
+proc ctext::update {{done 0}} {
 
 }
 
+proc ctext::highlight85 {win start end} {
+	ctext::getAr $win config configAr
+
+	if {!$configAr(-highlight)} {
+		return
+	}
+
+	set twin "$win._t"
+	
+	#The number of times the loop has run.
+	set numTimesLooped 0
+	set numUntilUpdate 600
+
+	ctext::getAr $win highlight highlightAr
+	ctext::getAr $win highlightSpecialChars highlightSpecialCharsAr
+	ctext::getAr $win highlightRegexp highlightRegexpAr
+	ctext::getAr $win highlightCharStart highlightCharStartAr
+
+	set res [$twin search -all -count length -regexp -- {([^\s\(\{\[\}\]\)\.\t\n\r;\"'\|,]+)} $start $end]
+	for {set x 0} {$x < [llength $res]} {incr x} {
+		set wordEnd [$twin index "[lindex $res $x] + [lindex $length $x] indices"]
+		set word [$twin get [lindex $res $x] $wordEnd]
+		set firstOfWord [string index $word 0]
+
+		if {[info exists highlightAr($word)] == 1} {
+			set wordAttributes [set highlightAr($word)]
+			foreach {tagClass color} $wordAttributes break
+			
+			$twin tag add $tagClass [lindex $res $x] $wordEnd
+			$twin tag configure $tagClass -foreground $color
+
+		} elseif {[info exists highlightCharStartAr($firstOfWord)] == 1} {
+			set wordAttributes [set highlightCharStartAr($firstOfWord)]
+			foreach {tagClass color} $wordAttributes break
+			
+			$twin tag add $tagClass [lindex $res $x] $wordEnd 
+			$twin tag configure $tagClass -foreground $color
+		}
+	}
+
+	incr numTimesLooped
+	if {$numTimesLooped >= $numUntilUpdate} {
+		ctext::update
+		set numTimesLooped 0
+	}
+	
+	foreach {ichar tagInfo} [array get highlightSpecialCharsAr] {
+		foreach {tagClass color} $tagInfo break
+		set res [$twin search -all -- $ichar $start $end]
+		foreach idx $res {
+			set wordEnd [$twin index "$idx + 1 indices"]
+			$twin tag add $tagClass $idx $wordEnd
+			$twin tag configure $tagClass -foreground $color
+		}
+
+		incr numTimesLooped
+		if {$numTimesLooped >= $numUntilUpdate} {
+			ctext::update
+			set numTimesLooped 0
+		}
+	}
+	
+	foreach {tagClass tagInfo} [array get highlightRegexpAr] {
+		foreach {re color} $tagInfo break
+		set res [$twin search -all -count length -regexp -- $re $start $end]
+		for {set x 0} {$x < [llength $res]} {incr x} {
+			set wordEnd [$twin index "[lindex $res $x] + [lindex $length $x] indices"]
+			$twin tag add $tagClass [lindex $res $x] $wordEnd
+			$twin tag configure $tagClass -foreground $color
+		}
+
+		incr numTimesLooped
+		if {$numTimesLooped >= $numUntilUpdate} {
+			ctext::update
+			set numTimesLooped 0
+		}
+	}
+	ctext::update 1
+}
+
 proc ctext::highlight {win start end} {
+	if {[string first 8.5 [info patchlevel]] != -1} {highlight85 $win $start $end; return}
 	ctext::getAr $win config configAr
 
 	if {!$configAr(-highlight)} {
@@ -914,6 +1002,7 @@
 			}
 		}
 	}
+	ctext::update 1
 }
 
 proc ctext::linemapToggleMark {win y} {
@@ -923,9 +1012,9 @@
 		return
 	}
 	
-	set markChar [$win.l index @0,$y] 
+	set markChar [$win.l index @0,$y]
 	set lineSelected [lindex [split $markChar .] 0]
-	set line [$win.l get $lineSelected.0 $lineSelected.end]
+	set line [string trim [$win.l get $lineSelected.0 $lineSelected.end]]
 
 	if {$line == ""} {
 		return
@@ -936,14 +1025,14 @@
 	if {[info exists linemapAr($line)] == 1} { 
 		#It's already marked, so unmark it.
 		array unset linemapAr $line
-		ctext::linemapUpdate $win
+		$win.l tag remove lmark $line.0 $line.end
 		set type unmarked
 	} else {
 		#This means that the line isn't toggled, so toggle it.
 		array set linemapAr [list $line {}]
-		$win.l tag add lmark $markChar [$win.l index "$markChar lineend"] 
+		$win.l tag add lmark $line.0 $line.end
 		$win.l tag configure lmark -foreground $configAr(-linemap_select_fg) \
--background $configAr(-linemap_select_bg)
+					-background $configAr(-linemap_select_bg)
 		set type marked
 	}
 
@@ -954,44 +1043,28 @@
 
 #args is here because -yscrollcommand may call it
 proc ctext::linemapUpdate {win args} {
-	if {[winfo exists $win.l] != 1} { 
-		return
-	}
-
-	set pixel 0
-	set lastLine {}
-	set lineList [list]
-	set fontMetrics [font metrics [$win._t cget -font]]
-	set incrBy [expr {1 + ([lindex $fontMetrics 5] / 2)}]
+	if {[winfo exists $win.l] != 1} {return}
 
-	while {$pixel < [winfo height $win.l]} {
-		set idx [$win._t index @0,$pixel]
-
-		if {$idx != $lastLine} {
-			set line [lindex [split $idx .] 0]
-			set lastLine $idx
-			$win.l config -width [string length $line]
-			lappend lineList $line
-		}
-		incr pixel $incrBy 
-	} 
-
-	ctext::getAr $win linemap linemapAr
-	
-	$win.l delete 1.0 end
-	set lastLine {}
-	foreach line $lineList {
-		if {$line == $lastLine} {
-			$win.l insert end "\n" 
-		} else {
-			if {[info exists linemapAr($line)]} { 
-				$win.l insert end "$line\n" lmark
+	set lastLine [lindex [split [$win.t index "end -1 chars"] .] 0]
+	if {$lastLine != [$win.l get "end -2 chars linestart" "end -2 chars lineend"]} {
+		ctext::getAr $win linemap linemapAr
+		
+		$win.l configure -width [string length $lastLine]
+		set frmt "%[string length $lastLine]d\n"
+		
+		$win.l delete 1.0 end
+		for {set x 1} {$x <= $lastLine} {incr x} {
+			if {[info exists linemapAr($x)]} {
+				$win.l insert $x.0 "[format $frmt $x]" lmark
 			} else {
-				$win.l insert end "$line\n"
+				$win.l insert $x.0 "[format $frmt $x]"
 			}
 		}
-		set lastLine $line
+		$win.l delete "end -1 chars" end
 	}
+
+	$win.l yview moveto [lindex [$win.t yview] 0]
+
 }
 
 proc ctext::modified {win value} {
@@ -1000,3 +1073,4 @@
 	event generate $win <<Modified>>
 	return $value
 }
+