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-rw-r--r--library/text.tcl412
1 files changed, 228 insertions, 184 deletions
diff --git a/library/text.tcl b/library/text.tcl
index 3b32991..0e43e61 100644
--- a/library/text.tcl
+++ b/library/text.tcl
@@ -31,6 +31,7 @@
# char, word, or line.
# x, y - Last known mouse coordinates for scanning
# and auto-scanning.
+#
#-------------------------------------------------------------------------
#-------------------------------------------------------------------------
@@ -51,12 +52,12 @@ bind Text <B1-Motion> {
bind Text <Double-1> {
set tk::Priv(selectMode) word
tk::TextSelectTo %W %x %y
- catch {%W mark set insert sel.last}
+ catch {%W mark set insert sel.first}
}
bind Text <Triple-1> {
set tk::Priv(selectMode) line
tk::TextSelectTo %W %x %y
- catch {%W mark set insert sel.last}
+ catch {%W mark set insert sel.first}
}
bind Text <Shift-1> {
tk::TextResetAnchor %W @%x,%y
@@ -86,10 +87,10 @@ bind Text <Control-1> {
%W mark set insert @%x,%y
}
bind Text <Left> {
- tk::TextSetCursor %W insert-1c
+ tk::TextSetCursor %W insert-1displayindices
}
bind Text <Right> {
- tk::TextSetCursor %W insert+1c
+ tk::TextSetCursor %W insert+1displayindices
}
bind Text <Up> {
tk::TextSetCursor %W [tk::TextUpDownLine %W -1]
@@ -98,10 +99,10 @@ bind Text <Down> {
tk::TextSetCursor %W [tk::TextUpDownLine %W 1]
}
bind Text <Shift-Left> {
- tk::TextKeySelect %W [%W index {insert - 1c}]
+ tk::TextKeySelect %W [%W index {insert - 1displayindices}]
}
bind Text <Shift-Right> {
- tk::TextKeySelect %W [%W index {insert + 1c}]
+ tk::TextKeySelect %W [%W index {insert + 1displayindices}]
}
bind Text <Shift-Up> {
tk::TextKeySelect %W [tk::TextUpDownLine %W -1]
@@ -153,16 +154,16 @@ bind Text <Control-Next> {
}
bind Text <Home> {
- tk::TextSetCursor %W {insert linestart}
+ tk::TextSetCursor %W {insert display linestart}
}
bind Text <Shift-Home> {
- tk::TextKeySelect %W {insert linestart}
+ tk::TextKeySelect %W {insert display linestart}
}
bind Text <End> {
- tk::TextSetCursor %W {insert lineend}
+ tk::TextSetCursor %W {insert display lineend}
}
bind Text <Shift-End> {
- tk::TextKeySelect %W {insert lineend}
+ tk::TextKeySelect %W {insert display lineend}
}
bind Text <Control-Home> {
tk::TextSetCursor %W 1.0
@@ -171,14 +172,14 @@ bind Text <Control-Shift-Home> {
tk::TextKeySelect %W 1.0
}
bind Text <Control-End> {
- tk::TextSetCursor %W {end - 1 char}
+ tk::TextSetCursor %W {end - 1 indices}
}
bind Text <Control-Shift-End> {
- tk::TextKeySelect %W {end - 1 char}
+ tk::TextKeySelect %W {end - 1 indices}
}
bind Text <Tab> {
- if { [%W cget -state] eq "normal" } {
+ if {[%W cget -state] eq "normal"} {
tk::TextInsert %W \t
focus %W
break
@@ -200,30 +201,32 @@ bind Text <Control-i> {
}
bind Text <Return> {
tk::TextInsert %W \n
- if {[%W cget -autoseparators]} {%W edit separator}
+ if {[%W cget -autoseparators]} {
+ %W edit separator
+ }
}
bind Text <Delete> {
- if {[%W tag nextrange sel 1.0 end] ne ""} {
+ if {[tk::TextCursorInSelection %W]} {
%W delete sel.first sel.last
- } else {
+ } elseif {[%W compare end != insert+1c]} {
%W delete insert
- %W see insert
}
+ %W see insert
}
bind Text <BackSpace> {
- if {[%W tag nextrange sel 1.0 end] ne ""} {
+ if {[tk::TextCursorInSelection %W]} {
%W delete sel.first sel.last
} elseif {[%W compare insert != 1.0]} {
%W delete insert-1c
- %W see insert
}
+ %W see insert
}
bind Text <Control-space> {
- %W mark set anchor insert
+ %W mark set [tk::TextAnchor %W] insert
}
bind Text <Select> {
- %W mark set anchor insert
+ %W mark set [tk::TextAnchor %W] insert
}
bind Text <Control-Shift-space> {
set tk::Priv(selectMode) char
@@ -253,7 +256,7 @@ bind Text <<Clear>> {
}
bind Text <<PasteSelection>> {
if {$tk_strictMotif || ![info exists tk::Priv(mouseMoved)]
- || !$tk::Priv(mouseMoved)} {
+ || !$tk::Priv(mouseMoved)} {
tk::TextPasteSelection %W %x %y
}
}
@@ -274,8 +277,7 @@ bind Text <Meta-KeyPress> {# nothing}
bind Text <Control-KeyPress> {# nothing}
bind Text <Escape> {# nothing}
bind Text <KP_Enter> {# nothing}
-
-if {[tk windowingsystem] eq "classic" || [tk windowingsystem] eq "aqua"} {
+if {[tk windowingsystem] eq "aqua"} {
bind Text <Command-KeyPress> {# nothing}
}
@@ -283,31 +285,31 @@ if {[tk windowingsystem] eq "classic" || [tk windowingsystem] eq "aqua"} {
bind Text <Control-a> {
if {!$tk_strictMotif} {
- tk::TextSetCursor %W {insert linestart}
+ tk::TextSetCursor %W {insert display linestart}
}
}
bind Text <Control-b> {
if {!$tk_strictMotif} {
- tk::TextSetCursor %W insert-1c
+ tk::TextSetCursor %W insert-1displayindices
}
}
bind Text <Control-d> {
- if {!$tk_strictMotif} {
+ if {!$tk_strictMotif && [%W compare end != insert+1c]} {
%W delete insert
}
}
bind Text <Control-e> {
if {!$tk_strictMotif} {
- tk::TextSetCursor %W {insert lineend}
+ tk::TextSetCursor %W {insert display lineend}
}
}
bind Text <Control-f> {
if {!$tk_strictMotif} {
- tk::TextSetCursor %W insert+1c
+ tk::TextSetCursor %W insert+1displayindices
}
}
bind Text <Control-k> {
- if {!$tk_strictMotif} {
+ if {!$tk_strictMotif && [%W compare end != insert+1c]} {
if {[%W compare insert == {insert lineend}]} {
%W delete insert
} else {
@@ -345,21 +347,13 @@ bind Text <<Redo>> {
catch { %W edit redo }
}
-if {[tk windowingsystem] ne "win32"} {
-bind Text <Control-v> {
- if {!$tk_strictMotif} {
- tk::TextScrollPages %W 1
- }
-}
-}
-
bind Text <Meta-b> {
if {!$tk_strictMotif} {
tk::TextSetCursor %W [tk::TextPrevPos %W insert tcl_startOfPreviousWord]
}
}
bind Text <Meta-d> {
- if {!$tk_strictMotif} {
+ if {!$tk_strictMotif && [%W compare end != insert+1c]} {
%W delete insert [tk::TextNextWord %W insert]
}
}
@@ -391,13 +385,7 @@ bind Text <Meta-Delete> {
# Macintosh only bindings:
-if {[tk windowingsystem] eq "classic" || [tk windowingsystem] eq "aqua"} {
-bind Text <FocusIn> {
- %W configure -selectbackground systemHighlight -selectforeground systemHighlightText
-}
-bind Text <FocusOut> {
- %W configure -selectbackground systemHighlightSecondary -selectforeground systemHighlightText
-}
+if {[tk windowingsystem] eq "aqua"} {
bind Text <Option-Left> {
tk::TextSetCursor %W [tk::TextPrevPos %W insert tcl_startOfPreviousWord]
}
@@ -422,6 +410,9 @@ bind Text <Shift-Option-Up> {
bind Text <Shift-Option-Down> {
tk::TextKeySelect %W [tk::TextNextPara %W insert]
}
+bind Text <Control-v> {
+ tk::TextScrollPages %W 1
+}
# End of Mac only bindings
}
@@ -429,11 +420,9 @@ bind Text <Shift-Option-Down> {
# A few additional bindings of my own.
bind Text <Control-h> {
- if {!$tk_strictMotif} {
- if {[%W compare insert != 1.0]} {
- %W delete insert-1c
- %W see insert
- }
+ if {!$tk_strictMotif && [%W compare insert != 1.0]} {
+ %W delete insert-1c
+ %W see insert
}
}
bind Text <2> {
@@ -449,25 +438,36 @@ bind Text <B2-Motion> {
set ::tk::Priv(prevPos) {}
# The MouseWheel will typically only fire on Windows and MacOS X.
-# However, someone could use the "event generate" command to produce
-# one on other platforms.
+# However, someone could use the "event generate" command to produce one
+# on other platforms. We must be careful not to round -ve values of %D
+# down to zero.
-if {[tk windowingsystem] eq "classic" || [tk windowingsystem] eq "aqua"} {
+if {[tk windowingsystem] eq "aqua"} {
bind Text <MouseWheel> {
- %W yview scroll [expr {- (%D)}] units
+ %W yview scroll [expr {-15 * (%D)}] pixels
}
bind Text <Option-MouseWheel> {
- %W yview scroll [expr {-10 * (%D)}] units
+ %W yview scroll [expr {-150 * (%D)}] pixels
}
bind Text <Shift-MouseWheel> {
- %W xview scroll [expr {- (%D)}] units
+ %W xview scroll [expr {-15 * (%D)}] pixels
}
bind Text <Shift-Option-MouseWheel> {
- %W xview scroll [expr {-10 * (%D)}] units
+ %W xview scroll [expr {-150 * (%D)}] pixels
}
} else {
+ # We must make sure that positive and negative movements are rounded
+ # equally to integers, avoiding the problem that
+ # (int)1/3 = 0,
+ # but
+ # (int)-1/3 = -1
+ # The following code ensure equal +/- behaviour.
bind Text <MouseWheel> {
- %W yview scroll [expr {- (%D / 120) * 4}] units
+ if {%D >= 0} {
+ %W yview scroll [expr {-%D/3}] pixels
+ } else {
+ %W yview scroll [expr {(2-%D)/3}] pixels
+ }
}
}
@@ -478,12 +478,12 @@ if {"x11" eq [tk windowingsystem]} {
# http://www.inria.fr/koala/colas/mouse-wheel-scroll/
bind Text <4> {
if {!$tk_strictMotif} {
- %W yview scroll -5 units
+ %W yview scroll -50 pixels
}
}
bind Text <5> {
if {!$tk_strictMotif} {
- %W yview scroll 5 units
+ %W yview scroll 50 pixels
}
}
}
@@ -526,12 +526,26 @@ proc ::tk::TextButton1 {w x y} {
set Priv(selectMode) char
set Priv(mouseMoved) 0
set Priv(pressX) $x
+ set anchorname [tk::TextAnchor $w]
$w mark set insert [TextClosestGap $w $x $y]
- $w mark set anchor insert
+ $w mark set $anchorname insert
+ # Set the anchor mark's gravity depending on the click position
+ # relative to the gap
+ set bbox [$w bbox [$w index $anchorname]]
+ if {$x > [lindex $bbox 0]} {
+ $w mark gravity $anchorname right
+ } else {
+ $w mark gravity $anchorname left
+ }
# Allow focus in any case on Windows, because that will let the
# selection be displayed even for state disabled text widgets.
- if {[tk windowingsystem] eq "win32" || [$w cget -state] eq "normal"} {focus $w}
- if {[$w cget -autoseparators]} {$w edit separator}
+ if {[tk windowingsystem] eq "win32" \
+ || [$w cget -state] eq "normal"} {
+ focus $w
+ }
+ if {[$w cget -autoseparators]} {
+ $w edit separator
+ }
}
# ::tk::TextSelectTo --
@@ -541,61 +555,85 @@ proc ::tk::TextButton1 {w x y} {
# ignores mouse motions initially until the mouse has moved from
# one character to another or until there have been multiple clicks.
#
+# Note that the 'anchor' is implemented programmatically using
+# a text widget mark, and uses a name that will be unique for each
+# text widget (even when there are multiple peers). Currently the
+# anchor is considered private to Tk, hence the name 'tk::anchor$w'.
+#
# Arguments:
# w - The text window in which the button was pressed.
# x - Mouse x position.
# y - Mouse y position.
+set ::tk::Priv(textanchoruid) 0
+
+proc ::tk::TextAnchor {w} {
+ variable Priv
+ if {![info exists Priv(textanchor,$w)]} {
+ set Priv(textanchor,$w) tk::anchor[incr Priv(textanchoruid)]
+ }
+ return $Priv(textanchor,$w)
+}
+
proc ::tk::TextSelectTo {w x y {extend 0}} {
global tcl_platform
variable ::tk::Priv
+ set anchorname [tk::TextAnchor $w]
set cur [TextClosestGap $w $x $y]
- if {[catch {$w index anchor}]} {
- $w mark set anchor $cur
+ if {[catch {$w index $anchorname}]} {
+ $w mark set $anchorname $cur
}
- set anchor [$w index anchor]
+ set anchor [$w index $anchorname]
if {[$w compare $cur != $anchor] || (abs($Priv(pressX) - $x) >= 3)} {
set Priv(mouseMoved) 1
}
- switch $Priv(selectMode) {
+ switch -- $Priv(selectMode) {
char {
- if {[$w compare $cur < anchor]} {
+ if {[$w compare $cur < $anchorname]} {
set first $cur
- set last anchor
+ set last $anchorname
} else {
- set first anchor
+ set first $anchorname
set last $cur
}
}
word {
- if {[$w compare $cur < anchor]} {
- set first [TextPrevPos $w "$cur + 1c" tcl_wordBreakBefore]
- if { !$extend } {
- set last [TextNextPos $w "anchor" tcl_wordBreakAfter]
- } else {
- set last anchor
- }
+ # Set initial range based only on the anchor (1 char min width)
+ if {[$w mark gravity $anchorname] eq "right"} {
+ set first $anchorname
+ set last "$anchorname + 1c"
} else {
- set last [TextNextPos $w "$cur - 1c" tcl_wordBreakAfter]
- if { !$extend } {
- set first [TextPrevPos $w anchor tcl_wordBreakBefore]
- } else {
- set first anchor
- }
+ set first "$anchorname - 1c"
+ set last $anchorname
}
+ # Extend range (if necessary) based on the current point
+ if {[$w compare $cur < $first]} {
+ set first $cur
+ } elseif {[$w compare $cur > $last]} {
+ set last $cur
+ }
+
+ # Now find word boundaries
+ set first [TextPrevPos $w "$first + 1c" tcl_wordBreakBefore]
+ set last [TextNextPos $w "$last - 1c" tcl_wordBreakAfter]
}
line {
- if {[$w compare $cur < anchor]} {
- set first [$w index "$cur linestart"]
- set last [$w index "anchor - 1c lineend + 1c"]
- } else {
- set first [$w index "anchor linestart"]
- set last [$w index "$cur lineend + 1c"]
+ # Set initial range based only on the anchor
+ set first "$anchorname linestart"
+ set last "$anchorname lineend"
+
+ # Extend range (if necessary) based on the current point
+ if {[$w compare $cur < $first]} {
+ set first "$cur linestart"
+ } elseif {[$w compare $cur > $last]} {
+ set last "$cur lineend"
}
+ set first [$w index $first]
+ set last [$w index "$last + 1c"]
}
}
- if {$Priv(mouseMoved) || $Priv(selectMode) ne "char"} {
+ if {$Priv(mouseMoved) || ($Priv(selectMode) ne "char")} {
$w tag remove sel 0.0 end
$w mark set insert $cur
$w tag add sel $first $last
@@ -615,16 +653,17 @@ proc ::tk::TextSelectTo {w x y {extend 0}} {
proc ::tk::TextKeyExtend {w index} {
+ set anchorname [tk::TextAnchor $w]
set cur [$w index $index]
- if {[catch {$w index anchor}]} {
- $w mark set anchor $cur
+ if {[catch {$w index $anchorname}]} {
+ $w mark set $anchorname $cur
}
- set anchor [$w index anchor]
- if {[$w compare $cur < anchor]} {
+ set anchor [$w index $anchorname]
+ if {[$w compare $cur < $anchorname]} {
set first $cur
- set last anchor
+ set last $anchorname
} else {
- set first anchor
+ set first $anchorname
set last $cur
}
$w tag remove sel 0.0 $first
@@ -654,7 +693,9 @@ proc ::tk::TextPasteSelection {w x y} {
$w configure -autoseparators 1
}
}
- if {[$w cget -state] eq "normal"} {focus $w}
+ if {[$w cget -state] eq "normal"} {
+ focus $w
+ }
}
# ::tk::TextAutoScan --
@@ -670,11 +711,13 @@ proc ::tk::TextPasteSelection {w x y} {
proc ::tk::TextAutoScan {w} {
variable ::tk::Priv
- if {![winfo exists $w]} return
+ if {![winfo exists $w]} {
+ return
+ }
if {$Priv(y) >= [winfo height $w]} {
- $w yview scroll 2 units
+ $w yview scroll [expr {1 + $Priv(y) - [winfo height $w]}] pixels
} elseif {$Priv(y) < 0} {
- $w yview scroll -2 units
+ $w yview scroll [expr {-1 + $Priv(y)}] pixels
} elseif {$Priv(x) >= [winfo width $w]} {
$w xview scroll 2 units
} elseif {$Priv(x) < 0} {
@@ -697,14 +740,15 @@ proc ::tk::TextAutoScan {w} {
# pos - The desired new position for the cursor in the window.
proc ::tk::TextSetCursor {w pos} {
-
if {[$w compare $pos == end]} {
set pos {end - 1 chars}
}
$w mark set insert $pos
$w tag remove sel 1.0 end
$w see insert
- if {[$w cget -autoseparators]} {$w edit separator}
+ if {[$w cget -autoseparators]} {
+ $w edit separator
+ }
}
# ::tk::TextKeySelect
@@ -718,20 +762,20 @@ proc ::tk::TextSetCursor {w pos} {
# actually been moved to this position yet).
proc ::tk::TextKeySelect {w new} {
-
+ set anchorname [tk::TextAnchor $w]
if {[$w tag nextrange sel 1.0 end] eq ""} {
if {[$w compare $new < insert]} {
$w tag add sel $new insert
} else {
$w tag add sel insert $new
}
- $w mark set anchor insert
+ $w mark set $anchorname insert
} else {
- if {[$w compare $new < anchor]} {
+ if {[$w compare $new < $anchorname]} {
set first $new
- set last anchor
+ set last $anchorname
} else {
- set first anchor
+ set first $anchorname
set last $new
}
$w tag remove sel 1.0 $first
@@ -758,23 +802,23 @@ proc ::tk::TextKeySelect {w new} {
# which end of selection should be used as anchor point.
proc ::tk::TextResetAnchor {w index} {
-
if {[$w tag ranges sel] eq ""} {
- # Don't move the anchor if there is no selection now; this makes
- # the widget behave "correctly" when the user clicks once, then
- # shift-clicks somewhere -- ie, the area between the two clicks will be
- # selected. [Bug: 5929].
+ # Don't move the anchor if there is no selection now; this
+ # makes the widget behave "correctly" when the user clicks
+ # once, then shift-clicks somewhere -- ie, the area between
+ # the two clicks will be selected. [Bug: 5929].
return
}
+ set anchorname [tk::TextAnchor $w]
set a [$w index $index]
set b [$w index sel.first]
set c [$w index sel.last]
if {[$w compare $a < $b]} {
- $w mark set anchor sel.last
+ $w mark set $anchorname sel.last
return
}
if {[$w compare $a > $c]} {
- $w mark set anchor sel.first
+ $w mark set $anchorname sel.first
return
}
scan $a "%d.%d" lineA chA
@@ -786,16 +830,31 @@ proc ::tk::TextResetAnchor {w index} {
return
}
if {[string length [$w get $b $a]] < ($total/2)} {
- $w mark set anchor sel.last
+ $w mark set $anchorname sel.last
} else {
- $w mark set anchor sel.first
+ $w mark set $anchorname sel.first
}
return
}
if {($lineA-$lineB) < ($lineC-$lineA)} {
- $w mark set anchor sel.last
+ $w mark set $anchorname sel.last
} else {
- $w mark set anchor sel.first
+ $w mark set $anchorname sel.first
+ }
+}
+
+# ::tk::TextCursorInSelection --
+# Check whether the selection exists and contains the insertion cursor. Note
+# that it assumes that the selection is contiguous.
+#
+# Arguments:
+# w - The text widget whose selection is to be checked
+
+proc ::tk::TextCursorInSelection {w} {
+ expr {
+ [llength [$w tag ranges sel]]
+ && [$w compare sel.first <= insert]
+ && [$w compare sel.last >= insert]
}
}
@@ -813,49 +872,47 @@ proc ::tk::TextInsert {w s} {
return
}
set compound 0
- catch {
- if {[$w compare sel.first <= insert] \
- && [$w compare sel.last >= insert]} {
- set oldSeparator [$w cget -autoseparators]
- if { $oldSeparator } {
- $w configure -autoseparators 0
- $w edit separator
- set compound 1
- }
- $w delete sel.first sel.last
+ if {[TextCursorInSelection $w]} {
+ set compound [$w cget -autoseparators]
+ if {$compound} {
+ $w configure -autoseparators 0
+ $w edit separator
}
+ $w delete sel.first sel.last
}
$w insert insert $s
$w see insert
- if { $compound && $oldSeparator } {
- $w edit separator
- $w configure -autoseparators 1
+ if {$compound} {
+ $w edit separator
+ $w configure -autoseparators 1
}
}
# ::tk::TextUpDownLine --
-# Returns the index of the character one line above or below the
-# insertion cursor. There are two tricky things here. First,
-# we want to maintain the original column across repeated operations,
-# even though some lines that will get passed through don't have
-# enough characters to cover the original column. Second, don't
-# try to scroll past the beginning or end of the text.
+# Returns the index of the character one display line above or below the
+# insertion cursor. There are two tricky things here. First, we want to
+# maintain the original x position across repeated operations, even though
+# some lines that will get passed through don't have enough characters to
+# cover the original column. Second, don't try to scroll past the
+# beginning or end of the text.
#
# Arguments:
# w - The text window in which the cursor is to move.
-# n - The number of lines to move: -1 for up one line,
+# n - The number of display lines to move: -1 for up one line,
# +1 for down one line.
proc ::tk::TextUpDownLine {w n} {
variable ::tk::Priv
set i [$w index insert]
- scan $i "%d.%d" line char
if {$Priv(prevPos) ne $i} {
- set Priv(char) $char
+ set Priv(textPosOrig) $i
}
- set new [$w index [expr {$line + $n}].$Priv(char)]
- if {[$w compare $new == end] || [$w compare $new == "insert linestart"]} {
+ set lines [$w count -displaylines $Priv(textPosOrig) $i]
+ set new [$w index \
+ "$Priv(textPosOrig) + [expr {$lines + $n}] displaylines"]
+ if {[$w compare $new == end] \
+ || [$w compare $new == "insert display linestart"]} {
set new $i
}
set Priv(prevPos) $new
@@ -874,13 +931,13 @@ proc ::tk::TextUpDownLine {w n} {
proc ::tk::TextPrevPara {w pos} {
set pos [$w index "$pos linestart"]
while {1} {
- if {([$w get "$pos - 1 line"] eq "\n" \
- && [$w get $pos] ne "\n") || $pos eq "1.0"} {
- if {[regexp -indices {^[ ]+(.)} [$w get $pos "$pos lineend"] \
- dummy index]} {
+ if {([$w get "$pos - 1 line"] eq "\n" && ([$w get $pos] ne "\n")) \
+ || $pos eq "1.0"} {
+ if {[regexp -indices -- {^[ \t]+(.)} \
+ [$w get $pos "$pos lineend"] -> index]} {
set pos [$w index "$pos + [lindex $index 0] chars"]
}
- if {[$w compare $pos != insert] || [lindex [split $pos .] 0] == 1} {
+ if {[$w compare $pos != insert] || [lindex [split $pos .] 0]==1} {
return $pos
}
}
@@ -911,8 +968,8 @@ proc ::tk::TextNextPara {w start} {
return [$w index "end - 1c"]
}
}
- if {[regexp -indices {^[ ]+(.)} [$w get $pos "$pos lineend"] \
- dummy index]} {
+ if {[regexp -indices -- {^[ \t]+(.)} \
+ [$w get $pos "$pos lineend"] -> index]} {
return [$w index "$pos + [lindex $index 0] chars"]
}
return $pos
@@ -1013,9 +1070,8 @@ proc ::tk_textCut w {
proc ::tk_textPaste w {
global tcl_platform
if {![catch {::tk::GetSelection $w CLIPBOARD} sel]} {
- # ensure this is seen as an atomic op to undo
set oldSeparator [$w cget -autoseparators]
- if { $oldSeparator } {
+ if {$oldSeparator} {
$w configure -autoseparators 0
$w edit separator
}
@@ -1023,7 +1079,7 @@ proc ::tk_textPaste w {
catch { $w delete sel.first sel.last }
}
$w insert insert $sel
- if { $oldSeparator } {
+ if {$oldSeparator} {
$w edit separator
$w configure -autoseparators 1
}
@@ -1043,7 +1099,7 @@ proc ::tk_textPaste w {
if {[tk windowingsystem] eq "win32"} {
proc ::tk::TextNextWord {w start} {
TextNextPos $w [TextNextPos $w $start tcl_endOfWord] \
- tcl_startOfNextWord
+ tcl_startOfNextWord
}
} else {
proc ::tk::TextNextWord {w start} {
@@ -1064,16 +1120,10 @@ proc ::tk::TextNextPos {w start op} {
set text ""
set cur $start
while {[$w compare $cur < end]} {
- set text $text[$w get $cur "$cur lineend + 1c"]
+ set text $text[$w get -displaychars $cur "$cur lineend + 1c"]
set pos [$op $text 0]
if {$pos >= 0} {
- ## Adjust for embedded windows and images
- ## dump gives us 3 items per window/image
- set dump [$w dump -image -window $start "$start + $pos c"]
- if {[llength $dump]} {
- set pos [expr {$pos + ([llength $dump]/3)}]
- }
- return [$w index "$start + $pos c"]
+ return [$w index "$start + $pos display chars"]
}
set cur [$w index "$cur lineend +1c"]
}
@@ -1093,22 +1143,10 @@ proc ::tk::TextPrevPos {w start op} {
set text ""
set cur $start
while {[$w compare $cur > 0.0]} {
- set text [$w get "$cur linestart - 1c" $cur]$text
+ set text [$w get -displaychars "$cur linestart - 1c" $cur]$text
set pos [$op $text end]
if {$pos >= 0} {
- ## Adjust for embedded windows and images
- ## dump gives us 3 items per window/image
- set dump [$w dump -image -window "$cur linestart" "$start - 1c"]
- if {[llength $dump]} {
- ## This is a hokey extra hack for control-arrow movement
- ## that should be in a while loop to be correct (hobbs)
- if {[$w compare [lindex $dump 2] > \
- "$cur linestart - 1c + $pos c"]} {
- incr pos -1
- }
- set pos [expr {$pos + ([llength $dump]/3)}]
- }
- return [$w index "$cur linestart - 1c + $pos c"]
+ return [$w index "$cur linestart - 1c + $pos display chars"]
}
set cur [$w index "$cur linestart - 1c"]
}
@@ -1125,10 +1163,11 @@ proc ::tk::TextPrevPos {w start op} {
# y - y location on screen
proc ::tk::TextScanMark {w x y} {
+ variable ::tk::Priv
$w scan mark $x $y
- set ::tk::Priv(x) $x
- set ::tk::Priv(y) $y
- set ::tk::Priv(mouseMoved) 0
+ set Priv(x) $x
+ set Priv(y) $y
+ set Priv(mouseMoved) 0
}
# ::tk::TextScanDrag --
@@ -1141,14 +1180,19 @@ proc ::tk::TextScanMark {w x y} {
# y - y location on screen
proc ::tk::TextScanDrag {w x y} {
+ variable ::tk::Priv
# Make sure these exist, as some weird situations can trigger the
# motion binding without the initial press. [Bug #220269]
- if {![info exists ::tk::Priv(x)]} { set ::tk::Priv(x) $x }
- if {![info exists ::tk::Priv(y)]} { set ::tk::Priv(y) $y }
- if {($x != $::tk::Priv(x)) || ($y != $::tk::Priv(y))} {
- set ::tk::Priv(mouseMoved) 1
+ if {![info exists Priv(x)]} {
+ set Priv(x) $x
+ }
+ if {![info exists Priv(y)]} {
+ set Priv(y) $y
+ }
+ if {($x != $Priv(x)) || ($y != $Priv(y))} {
+ set Priv(mouseMoved) 1
}
- if {[info exists ::tk::Priv(mouseMoved)] && $::tk::Priv(mouseMoved)} {
+ if {[info exists Priv(mouseMoved)] && $Priv(mouseMoved)} {
$w scan dragto $x $y
}
}
generated by cgit v0.12 at 2024-09-19 00:51:27 (GMT)