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-rw-r--r--library/scrlbar.tcl204
1 files changed, 102 insertions, 102 deletions
diff --git a/library/scrlbar.tcl b/library/scrlbar.tcl
index 95cacae..fb4bc0d 100644
--- a/library/scrlbar.tcl
+++ b/library/scrlbar.tcl
@@ -3,7 +3,7 @@
# This file defines the default bindings for Tk scrollbar widgets.
# It also provides procedures that help in implementing the bindings.
#
-# RCS: @(#) $Id: scrlbar.tcl,v 1.8 2000/01/06 02:22:24 hobbs Exp $
+# RCS: @(#) $Id: scrlbar.tcl,v 1.9 2001/08/01 16:21:11 dgp Exp $
#
# Copyright (c) 1994 The Regents of the University of California.
# Copyright (c) 1994-1996 Sun Microsystems, Inc.
@@ -22,7 +22,7 @@ if {[string compare $tcl_platform(platform) "windows"] && \
bind Scrollbar <Enter> {
if {$tk_strictMotif} {
- set tkPriv(activeBg) [%W cget -activebackground]
+ set tk::Priv(activeBg) [%W cget -activebackground]
%W config -activebackground [%W cget -background]
}
%W activate [%W identify %x %y]
@@ -37,22 +37,22 @@ bind Scrollbar <Motion> {
# unknown reasons.
bind Scrollbar <Leave> {
- if {$tk_strictMotif && [info exists tkPriv(activeBg)]} {
- %W config -activebackground $tkPriv(activeBg)
+ if {$tk_strictMotif && [info exists tk::Priv(activeBg)]} {
+ %W config -activebackground $tk::Priv(activeBg)
}
%W activate {}
}
bind Scrollbar <1> {
- tkScrollButtonDown %W %x %y
+ tk::ScrollButtonDown %W %x %y
}
bind Scrollbar <B1-Motion> {
- tkScrollDrag %W %x %y
+ tk::ScrollDrag %W %x %y
}
bind Scrollbar <B1-B2-Motion> {
- tkScrollDrag %W %x %y
+ tk::ScrollDrag %W %x %y
}
bind Scrollbar <ButtonRelease-1> {
- tkScrollButtonUp %W %x %y
+ tk::ScrollButtonUp %W %x %y
}
bind Scrollbar <B1-Leave> {
# Prevents <Leave> binding from being invoked.
@@ -61,7 +61,7 @@ bind Scrollbar <B1-Enter> {
# Prevents <Enter> binding from being invoked.
}
bind Scrollbar <2> {
- tkScrollButton2Down %W %x %y
+ tk::ScrollButton2Down %W %x %y
}
bind Scrollbar <B1-2> {
# Do nothing, since button 1 is already down.
@@ -70,10 +70,10 @@ bind Scrollbar <B2-1> {
# Do nothing, since button 2 is already down.
}
bind Scrollbar <B2-Motion> {
- tkScrollDrag %W %x %y
+ tk::ScrollDrag %W %x %y
}
bind Scrollbar <ButtonRelease-2> {
- tkScrollButtonUp %W %x %y
+ tk::ScrollButtonUp %W %x %y
}
bind Scrollbar <B1-ButtonRelease-2> {
# Do nothing: B1 release will handle it.
@@ -88,50 +88,50 @@ bind Scrollbar <B2-Enter> {
# Prevents <Enter> binding from being invoked.
}
bind Scrollbar <Control-1> {
- tkScrollTopBottom %W %x %y
+ tk::ScrollTopBottom %W %x %y
}
bind Scrollbar <Control-2> {
- tkScrollTopBottom %W %x %y
+ tk::ScrollTopBottom %W %x %y
}
bind Scrollbar <Up> {
- tkScrollByUnits %W v -1
+ tk::ScrollByUnits %W v -1
}
bind Scrollbar <Down> {
- tkScrollByUnits %W v 1
+ tk::ScrollByUnits %W v 1
}
bind Scrollbar <Control-Up> {
- tkScrollByPages %W v -1
+ tk::ScrollByPages %W v -1
}
bind Scrollbar <Control-Down> {
- tkScrollByPages %W v 1
+ tk::ScrollByPages %W v 1
}
bind Scrollbar <Left> {
- tkScrollByUnits %W h -1
+ tk::ScrollByUnits %W h -1
}
bind Scrollbar <Right> {
- tkScrollByUnits %W h 1
+ tk::ScrollByUnits %W h 1
}
bind Scrollbar <Control-Left> {
- tkScrollByPages %W h -1
+ tk::ScrollByPages %W h -1
}
bind Scrollbar <Control-Right> {
- tkScrollByPages %W h 1
+ tk::ScrollByPages %W h 1
}
bind Scrollbar <Prior> {
- tkScrollByPages %W hv -1
+ tk::ScrollByPages %W hv -1
}
bind Scrollbar <Next> {
- tkScrollByPages %W hv 1
+ tk::ScrollByPages %W hv 1
}
bind Scrollbar <Home> {
- tkScrollToPos %W 0
+ tk::ScrollToPos %W 0
}
bind Scrollbar <End> {
- tkScrollToPos %W 1
+ tk::ScrollToPos %W 1
}
}
-# tkScrollButtonDown --
+# tk::ScrollButtonDown --
# This procedure is invoked when a button is pressed in a scrollbar.
# It changes the way the scrollbar is displayed and takes actions
# depending on where the mouse is.
@@ -140,19 +140,19 @@ bind Scrollbar <End> {
# w - The scrollbar widget.
# x, y - Mouse coordinates.
-proc tkScrollButtonDown {w x y} {
- global tkPriv
- set tkPriv(relief) [$w cget -activerelief]
+proc tk::ScrollButtonDown {w x y} {
+ variable ::tk::Priv
+ set Priv(relief) [$w cget -activerelief]
$w configure -activerelief sunken
set element [$w identify $x $y]
if {[string equal $element "slider"]} {
- tkScrollStartDrag $w $x $y
+ ScrollStartDrag $w $x $y
} else {
- tkScrollSelect $w $element initial
+ ScrollSelect $w $element initial
}
}
-# tkScrollButtonUp --
+# ::tk::ScrollButtonUp --
# This procedure is invoked when a button is released in a scrollbar.
# It cancels scans and auto-repeats that were in progress, and restores
# the way the active element is displayed.
@@ -161,18 +161,18 @@ proc tkScrollButtonDown {w x y} {
# w - The scrollbar widget.
# x, y - Mouse coordinates.
-proc tkScrollButtonUp {w x y} {
- global tkPriv
- tkCancelRepeat
- if {[info exists tkPriv(relief)]} {
+proc ::tk::ScrollButtonUp {w x y} {
+ variable ::tk::Priv
+ tk::CancelRepeat
+ if {[info exists Priv(relief)]} {
# Avoid error due to spurious release events
- $w configure -activerelief $tkPriv(relief)
- tkScrollEndDrag $w $x $y
+ $w configure -activerelief $Priv(relief)
+ ScrollEndDrag $w $x $y
$w activate [$w identify $x $y]
}
}
-# tkScrollSelect --
+# ::tk::ScrollSelect --
# This procedure is invoked when a button is pressed over the scrollbar.
# It invokes one of several scrolling actions depending on where in
# the scrollbar the button was pressed.
@@ -186,29 +186,29 @@ proc tkScrollButtonUp {w x y} {
# first action in an auto-repeat sequence, and "again"
# means this is the second repetition or later.
-proc tkScrollSelect {w element repeat} {
- global tkPriv
+proc ::tk::ScrollSelect {w element repeat} {
+ variable ::tk::Priv
if {![winfo exists $w]} return
switch -- $element {
- "arrow1" {tkScrollByUnits $w hv -1}
- "trough1" {tkScrollByPages $w hv -1}
- "trough2" {tkScrollByPages $w hv 1}
- "arrow2" {tkScrollByUnits $w hv 1}
+ "arrow1" {ScrollByUnits $w hv -1}
+ "trough1" {ScrollByPages $w hv -1}
+ "trough2" {ScrollByPages $w hv 1}
+ "arrow2" {ScrollByUnits $w hv 1}
default {return}
}
if {[string equal $repeat "again"]} {
- set tkPriv(afterId) [after [$w cget -repeatinterval] \
- [list tkScrollSelect $w $element again]]
+ set Priv(afterId) [after [$w cget -repeatinterval] \
+ [list tk::ScrollSelect $w $element again]]
} elseif {[string equal $repeat "initial"]} {
set delay [$w cget -repeatdelay]
if {$delay > 0} {
- set tkPriv(afterId) [after $delay \
- [list tkScrollSelect $w $element again]]
+ set Priv(afterId) [after $delay \
+ [list tk::ScrollSelect $w $element again]]
}
}
}
-# tkScrollStartDrag --
+# ::tk::ScrollStartDrag --
# This procedure is called to initiate a drag of the slider. It just
# remembers the starting position of the mouse and slider.
#
@@ -216,27 +216,27 @@ proc tkScrollSelect {w element repeat} {
# w - The scrollbar widget.
# x, y - The mouse position at the start of the drag operation.
-proc tkScrollStartDrag {w x y} {
- global tkPriv
+proc ::tk::ScrollStartDrag {w x y} {
+ variable ::tk::Priv
if {[string equal [$w cget -command] ""]} {
return
}
- set tkPriv(pressX) $x
- set tkPriv(pressY) $y
- set tkPriv(initValues) [$w get]
- set iv0 [lindex $tkPriv(initValues) 0]
- if {[llength $tkPriv(initValues)] == 2} {
- set tkPriv(initPos) $iv0
+ set Priv(pressX) $x
+ set Priv(pressY) $y
+ set Priv(initValues) [$w get]
+ set iv0 [lindex $Priv(initValues) 0]
+ if {[llength $Priv(initValues)] == 2} {
+ set Priv(initPos) $iv0
} elseif {$iv0 == 0} {
- set tkPriv(initPos) 0.0
+ set Priv(initPos) 0.0
} else {
- set tkPriv(initPos) [expr {(double([lindex $tkPriv(initValues) 2])) \
- / [lindex $tkPriv(initValues) 0]}]
+ set Priv(initPos) [expr {(double([lindex $Priv(initValues) 2])) \
+ / [lindex $Priv(initValues) 0]}]
}
}
-# tkScrollDrag --
+# ::tk::ScrollDrag --
# This procedure is called for each mouse motion even when the slider
# is being dragged. It notifies the associated widget if we're not
# jump scrolling, and it just updates the scrollbar if we are jump
@@ -246,29 +246,29 @@ proc tkScrollStartDrag {w x y} {
# w - The scrollbar widget.
# x, y - The current mouse position.
-proc tkScrollDrag {w x y} {
- global tkPriv
+proc ::tk::ScrollDrag {w x y} {
+ variable ::tk::Priv
- if {[string equal $tkPriv(initPos) ""]} {
+ if {[string equal $Priv(initPos) ""]} {
return
}
- set delta [$w delta [expr {$x - $tkPriv(pressX)}] [expr {$y - $tkPriv(pressY)}]]
+ set delta [$w delta [expr {$x - $Priv(pressX)}] [expr {$y - $Priv(pressY)}]]
if {[$w cget -jump]} {
- if {[llength $tkPriv(initValues)] == 2} {
- $w set [expr {[lindex $tkPriv(initValues) 0] + $delta}] \
- [expr {[lindex $tkPriv(initValues) 1] + $delta}]
+ if {[llength $Priv(initValues)] == 2} {
+ $w set [expr {[lindex $Priv(initValues) 0] + $delta}] \
+ [expr {[lindex $Priv(initValues) 1] + $delta}]
} else {
- set delta [expr {round($delta * [lindex $tkPriv(initValues) 0])}]
- eval [list $w] set [lreplace $tkPriv(initValues) 2 3 \
- [expr {[lindex $tkPriv(initValues) 2] + $delta}] \
- [expr {[lindex $tkPriv(initValues) 3] + $delta}]]
+ set delta [expr {round($delta * [lindex $Priv(initValues) 0])}]
+ eval [list $w] set [lreplace $Priv(initValues) 2 3 \
+ [expr {[lindex $Priv(initValues) 2] + $delta}] \
+ [expr {[lindex $Priv(initValues) 3] + $delta}]]
}
} else {
- tkScrollToPos $w [expr {$tkPriv(initPos) + $delta}]
+ ScrollToPos $w [expr {$Priv(initPos) + $delta}]
}
}
-# tkScrollEndDrag --
+# ::tk::ScrollEndDrag --
# This procedure is called to end an interactive drag of the slider.
# It scrolls the window if we're in jump mode, otherwise it does nothing.
#
@@ -276,21 +276,21 @@ proc tkScrollDrag {w x y} {
# w - The scrollbar widget.
# x, y - The mouse position at the end of the drag operation.
-proc tkScrollEndDrag {w x y} {
- global tkPriv
+proc ::tk::ScrollEndDrag {w x y} {
+ variable ::tk::Priv
- if {[string equal $tkPriv(initPos) ""]} {
+ if {[string equal $Priv(initPos) ""]} {
return
}
if {[$w cget -jump]} {
- set delta [$w delta [expr {$x - $tkPriv(pressX)}] \
- [expr {$y - $tkPriv(pressY)}]]
- tkScrollToPos $w [expr {$tkPriv(initPos) + $delta}]
+ set delta [$w delta [expr {$x - $Priv(pressX)}] \
+ [expr {$y - $Priv(pressY)}]]
+ ScrollToPos $w [expr {$Priv(initPos) + $delta}]
}
- set tkPriv(initPos) ""
+ set Priv(initPos) ""
}
-# tkScrollByUnits --
+# ::tk::ScrollByUnits --
# This procedure tells the scrollbar's associated widget to scroll up
# or down by a given number of units. It notifies the associated widget
# in different ways for old and new command syntaxes.
@@ -301,7 +301,7 @@ proc tkScrollEndDrag {w x y} {
# horizontal, "v" for vertical, "hv" for both.
# amount - How many units to scroll: typically 1 or -1.
-proc tkScrollByUnits {w orient amount} {
+proc ::tk::ScrollByUnits {w orient amount} {
set cmd [$w cget -command]
if {[string equal $cmd ""] || ([string first \
[string index [$w cget -orient] 0] $orient] < 0)} {
@@ -315,7 +315,7 @@ proc tkScrollByUnits {w orient amount} {
}
}
-# tkScrollByPages --
+# ::tk::ScrollByPages --
# This procedure tells the scrollbar's associated widget to scroll up
# or down by a given number of screenfuls. It notifies the associated
# widget in different ways for old and new command syntaxes.
@@ -326,7 +326,7 @@ proc tkScrollByUnits {w orient amount} {
# horizontal, "v" for vertical, "hv" for both.
# amount - How many screens to scroll: typically 1 or -1.
-proc tkScrollByPages {w orient amount} {
+proc ::tk::ScrollByPages {w orient amount} {
set cmd [$w cget -command]
if {[string equal $cmd ""] || ([string first \
[string index [$w cget -orient] 0] $orient] < 0)} {
@@ -340,7 +340,7 @@ proc tkScrollByPages {w orient amount} {
}
}
-# tkScrollToPos --
+# ::tk::ScrollToPos --
# This procedure tells the scrollbar's associated widget to scroll to
# a particular location, given by a fraction between 0 and 1. It notifies
# the associated widget in different ways for old and new command syntaxes.
@@ -350,7 +350,7 @@ proc tkScrollByPages {w orient amount} {
# pos - A fraction between 0 and 1 indicating a desired position
# in the document.
-proc tkScrollToPos {w pos} {
+proc ::tk::ScrollToPos {w pos} {
set cmd [$w cget -command]
if {[string equal $cmd ""]} {
return
@@ -363,7 +363,7 @@ proc tkScrollToPos {w pos} {
}
}
-# tkScrollTopBottom
+# ::tk::ScrollTopBottom
# Scroll to the top or bottom of the document, depending on the mouse
# position.
#
@@ -371,21 +371,21 @@ proc tkScrollToPos {w pos} {
# w - The scrollbar widget.
# x, y - Mouse coordinates within the widget.
-proc tkScrollTopBottom {w x y} {
- global tkPriv
+proc ::tk::ScrollTopBottom {w x y} {
+ variable ::tk::Priv
set element [$w identify $x $y]
if {[string match *1 $element]} {
- tkScrollToPos $w 0
+ ScrollToPos $w 0
} elseif {[string match *2 $element]} {
- tkScrollToPos $w 1
+ ScrollToPos $w 1
}
- # Set tkPriv(relief), since it's needed by tkScrollButtonUp.
+ # Set Priv(relief), since it's needed by tk::ScrollButtonUp.
- set tkPriv(relief) [$w cget -activerelief]
+ set Priv(relief) [$w cget -activerelief]
}
-# tkScrollButton2Down
+# ::tk::ScrollButton2Down
# This procedure is invoked when button 2 is pressed over a scrollbar.
# If the button is over the trough or slider, it sets the scrollbar to
# the mouse position and starts a slider drag. Otherwise it just
@@ -395,15 +395,15 @@ proc tkScrollTopBottom {w x y} {
# w - The scrollbar widget.
# x, y - Mouse coordinates within the widget.
-proc tkScrollButton2Down {w x y} {
- global tkPriv
+proc ::tk::ScrollButton2Down {w x y} {
+ variable ::tk::Priv
set element [$w identify $x $y]
if {[string match {arrow[12]} $element]} {
- tkScrollButtonDown $w $x $y
+ ScrollButtonDown $w $x $y
return
}
- tkScrollToPos $w [$w fraction $x $y]
- set tkPriv(relief) [$w cget -activerelief]
+ ScrollToPos $w [$w fraction $x $y]
+ set Priv(relief) [$w cget -activerelief]
# Need the "update idletasks" below so that the widget calls us
# back to reset the actual scrollbar position before we start the
@@ -412,5 +412,5 @@ proc tkScrollButton2Down {w x y} {
update idletasks
$w configure -activerelief sunken
$w activate slider
- tkScrollStartDrag $w $x $y
+ ScrollStartDrag $w $x $y
}