You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
572 lines
18 KiB
Plaintext
572 lines
18 KiB
Plaintext
15 years ago
|
#
|
||
|
|
# Buttonbox
|
||
|
|
# ----------------------------------------------------------------------
|
||
|
|
# Manages a framed area with Motif style buttons. The button box can
|
||
|
|
# be configured either horizontally or vertically.
|
||
|
|
#
|
||
|
|
# ----------------------------------------------------------------------
|
||
|
|
# AUTHOR: Mark L. Ulferts EMAIL: mulferts@austin.dsccc.com
|
||
|
|
# Bret A. Schuhmacher EMAIL: bas@wn.com
|
||
|
|
#
|
||
|
|
# @(#) $Id: buttonbox.itk,v 1.3 2001/08/15 18:30:53 smithc Exp $
|
||
|
|
# ----------------------------------------------------------------------
|
||
|
|
# Copyright (c) 1995 DSC Technologies Corporation
|
||
|
|
# ======================================================================
|
||
|
|
# Permission to use, copy, modify, distribute and license this software
|
||
|
|
# and its documentation for any purpose, and without fee or written
|
||
|
|
# agreement with DSC, is hereby granted, provided that the above copyright
|
||
|
|
# notice appears in all copies and that both the copyright notice and
|
||
|
|
# warranty disclaimer below appear in supporting documentation, and that
|
||
|
|
# the names of DSC Technologies Corporation or DSC Communications
|
||
|
|
# Corporation not be used in advertising or publicity pertaining to the
|
||
|
|
# software without specific, written prior permission.
|
||
|
|
#
|
||
|
|
# DSC DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
|
||
|
|
# ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, AND NON-
|
||
|
|
# INFRINGEMENT. THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, AND THE
|
||
|
|
# AUTHORS AND DISTRIBUTORS HAVE NO OBLIGATION TO PROVIDE MAINTENANCE,
|
||
|
|
# SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. IN NO EVENT SHALL
|
||
|
|
# DSC BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
|
||
|
|
# ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
|
||
|
|
# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTUOUS ACTION,
|
||
|
|
# ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
|
||
|
|
# SOFTWARE.
|
||
|
|
# ======================================================================
|
||
|
|
|
||
|
|
#
|
||
|
|
# Usual options.
|
||
|
|
#
|
||
|
|
itk::usual Buttonbox {
|
||
|
|
keep -background -cursor -foreground
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# BUTTONBOX
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::class iwidgets::Buttonbox {
|
||
|
|
inherit itk::Widget
|
||
|
|
|
||
|
|
constructor {args} {}
|
||
|
|
destructor {}
|
||
|
|
|
||
|
|
itk_option define -pady padY Pad 5
|
||
|
|
itk_option define -padx padX Pad 5
|
||
|
|
itk_option define -orient orient Orient "horizontal"
|
||
|
|
itk_option define -foreground foreground Foreground black
|
||
|
|
|
||
|
|
public method index {args}
|
||
|
|
public method add {args}
|
||
|
|
public method insert {args}
|
||
|
|
public method delete {args}
|
||
|
|
public method default {args}
|
||
|
|
public method hide {args}
|
||
|
|
public method show {args}
|
||
|
|
public method invoke {args}
|
||
|
|
public method buttonconfigure {args}
|
||
|
|
public method buttoncget {index option}
|
||
|
|
|
||
|
|
private method _positionButtons {}
|
||
|
|
private method _setBoxSize {{when later}}
|
||
|
|
private method _getMaxWidth {}
|
||
|
|
private method _getMaxHeight {}
|
||
|
|
|
||
|
|
private variable _resizeFlag {} ;# Flag for resize needed.
|
||
|
|
private variable _buttonList {} ;# List of all buttons in box.
|
||
|
|
private variable _displayList {} ;# List of displayed buttons.
|
||
|
|
private variable _unique 0 ;# Counter for button widget ids.
|
||
|
|
}
|
||
|
|
|
||
|
|
namespace eval iwidgets::Buttonbox {
|
||
|
|
#
|
||
|
|
# Set up some class level bindings for map and configure events.
|
||
|
|
#
|
||
|
|
bind bbox-map <Map> [itcl::code %W _setBoxSize]
|
||
|
|
bind bbox-config <Configure> [itcl::code %W _positionButtons]
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# Provide a lowercased access method for the Buttonbox class.
|
||
|
|
#
|
||
|
|
proc ::iwidgets::buttonbox {pathName args} {
|
||
|
|
uplevel ::iwidgets::Buttonbox $pathName $args
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# CONSTRUCTOR
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::constructor {args} {
|
||
|
|
#
|
||
|
|
# Add Configure bindings for geometry management.
|
||
|
|
#
|
||
|
|
bindtags $itk_component(hull) \
|
||
|
|
[linsert [bindtags $itk_component(hull)] 0 bbox-map]
|
||
|
|
bindtags $itk_component(hull) \
|
||
|
|
[linsert [bindtags $itk_component(hull)] 1 bbox-config]
|
||
|
|
|
||
|
|
pack propagate $itk_component(hull) no
|
||
|
|
|
||
|
|
#
|
||
|
|
# Initialize the widget based on the command line options.
|
||
|
|
#
|
||
|
|
eval itk_initialize $args
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# DESTRUCTOR
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::destructor {} {
|
||
|
|
if {$_resizeFlag != ""} {after cancel $_resizeFlag}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# OPTIONS
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# OPTION: -pady
|
||
|
|
#
|
||
|
|
# Pad the y space between the button box frame and the hull.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::configbody iwidgets::Buttonbox::pady {
|
||
|
|
_setBoxSize
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# OPTION: -padx
|
||
|
|
#
|
||
|
|
# Pad the x space between the button box frame and the hull.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::configbody iwidgets::Buttonbox::padx {
|
||
|
|
_setBoxSize
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# OPTION: -orient
|
||
|
|
#
|
||
|
|
# Position buttons either horizontally or vertically.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::configbody iwidgets::Buttonbox::orient {
|
||
|
|
switch $itk_option(-orient) {
|
||
|
|
"horizontal" -
|
||
|
|
"vertical" {
|
||
|
|
_setBoxSize
|
||
|
|
}
|
||
|
|
|
||
|
|
default {
|
||
|
|
error "bad orientation option \"$itk_option(-orient)\",\
|
||
|
|
should be either horizontal or vertical"
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHODS
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: index index
|
||
|
|
#
|
||
|
|
# Searches the buttons in the box for the one with the requested tag,
|
||
|
|
# numerical index, keyword "end" or "default". Returns the button's
|
||
|
|
# tag if found, otherwise error.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::index {index} {
|
||
|
|
if {[llength $_buttonList] > 0} {
|
||
|
|
if {[regexp {(^[0-9]+$)} $index]} {
|
||
|
|
if {$index < [llength $_buttonList]} {
|
||
|
|
return $index
|
||
|
|
} else {
|
||
|
|
error "Buttonbox index \"$index\" is out of range"
|
||
|
|
}
|
||
|
|
|
||
|
|
} elseif {$index == "end"} {
|
||
|
|
return [expr {[llength $_buttonList] - 1}]
|
||
|
|
|
||
|
|
} elseif {$index == "default"} {
|
||
|
|
foreach knownButton $_buttonList {
|
||
|
|
if {[$itk_component($knownButton) cget -defaultring]} {
|
||
|
|
return [lsearch -exact $_buttonList $knownButton]
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
error "Buttonbox \"$itk_component(hull)\" has no default"
|
||
|
|
|
||
|
|
} else {
|
||
|
|
if {[set idx [lsearch $_buttonList $index]] != -1} {
|
||
|
|
return $idx
|
||
|
|
}
|
||
|
|
|
||
|
|
error "bad Buttonbox index \"$index\": must be number, end,\
|
||
|
|
default, or pattern"
|
||
|
|
}
|
||
|
|
|
||
|
|
} else {
|
||
|
|
error "Buttonbox \"$itk_component(hull)\" has no buttons"
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: add tag ?option value option value ...?
|
||
|
|
#
|
||
|
|
# Add the specified button to the button box. All PushButton options
|
||
|
|
# are allowed. New buttons are added to the list of buttons and the
|
||
|
|
# list of displayed buttons. The PushButton path name is returned.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::add {tag args} {
|
||
|
|
itk_component add $tag {
|
||
|
|
iwidgets::Pushbutton $itk_component(hull).[incr _unique]
|
||
|
|
} {
|
||
|
|
usual
|
||
|
|
rename -highlightbackground -background background Background
|
||
|
|
}
|
||
|
|
|
||
|
|
if {$args != ""} {
|
||
|
|
uplevel $itk_component($tag) configure $args
|
||
|
|
}
|
||
|
|
|
||
|
|
lappend _buttonList $tag
|
||
|
|
lappend _displayList $tag
|
||
|
|
|
||
|
|
_setBoxSize
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: insert index tag ?option value option value ...?
|
||
|
|
#
|
||
|
|
# Insert the specified button in the button box just before the one
|
||
|
|
# given by index. All PushButton options are allowed. New buttons
|
||
|
|
# are added to the list of buttons and the list of displayed buttons.
|
||
|
|
# The PushButton path name is returned.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::insert {index tag args} {
|
||
|
|
itk_component add $tag {
|
||
|
|
iwidgets::Pushbutton $itk_component(hull).[incr _unique]
|
||
|
|
} {
|
||
|
|
usual
|
||
|
|
rename -highlightbackground -background background Background
|
||
|
|
}
|
||
|
|
|
||
|
|
if {$args != ""} {
|
||
|
|
uplevel $itk_component($tag) configure $args
|
||
|
|
}
|
||
|
|
|
||
|
|
set index [index $index]
|
||
|
|
set _buttonList [linsert $_buttonList $index $tag]
|
||
|
|
set _displayList [linsert $_displayList $index $tag]
|
||
|
|
|
||
|
|
_setBoxSize
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: delete index
|
||
|
|
#
|
||
|
|
# Delete the specified button from the button box.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::delete {index} {
|
||
|
|
set index [index $index]
|
||
|
|
set tag [lindex $_buttonList $index]
|
||
|
|
|
||
|
|
destroy $itk_component($tag)
|
||
|
|
|
||
|
|
set _buttonList [lreplace $_buttonList $index $index]
|
||
|
|
|
||
|
|
if {[set dind [lsearch $_displayList $tag]] != -1} {
|
||
|
|
set _displayList [lreplace $_displayList $dind $dind]
|
||
|
|
}
|
||
|
|
|
||
|
|
_setBoxSize
|
||
|
|
update idletasks
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: default index
|
||
|
|
#
|
||
|
|
# Sets the default to the push button given by index.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::default {index} {
|
||
|
|
set index [index $index]
|
||
|
|
|
||
|
|
set defbtn [lindex $_buttonList $index]
|
||
|
|
|
||
|
|
foreach knownButton $_displayList {
|
||
|
|
if {$knownButton == $defbtn} {
|
||
|
|
$itk_component($knownButton) configure -defaultring yes
|
||
|
|
} else {
|
||
|
|
$itk_component($knownButton) configure -defaultring no
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: hide index
|
||
|
|
#
|
||
|
|
# Hide the push button given by index. This doesn't remove the button
|
||
|
|
# permanently from the display list, just inhibits its display.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::hide {index} {
|
||
|
|
set index [index $index]
|
||
|
|
set tag [lindex $_buttonList $index]
|
||
|
|
|
||
|
|
if {[set dind [lsearch $_displayList $tag]] != -1} {
|
||
|
|
place forget $itk_component($tag)
|
||
|
|
set _displayList [lreplace $_displayList $dind $dind]
|
||
|
|
|
||
|
|
_setBoxSize
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: show index
|
||
|
|
#
|
||
|
|
# Displays a previously hidden push button given by index. Check if
|
||
|
|
# the button is already in the display list. If not then add it back
|
||
|
|
# at it's original location and redisplay.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::show {index} {
|
||
|
|
set index [index $index]
|
||
|
|
set tag [lindex $_buttonList $index]
|
||
|
|
|
||
|
|
if {[lsearch $_displayList $tag] == -1} {
|
||
|
|
set _displayList [linsert $_displayList $index $tag]
|
||
|
|
|
||
|
|
_setBoxSize
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: invoke ?index?
|
||
|
|
#
|
||
|
|
# Invoke the command associated with a push button. If no arguments
|
||
|
|
# are given then the default button is invoked, otherwise the argument
|
||
|
|
# is expected to be a button index.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::invoke {args} {
|
||
|
|
if {[llength $args] == 0} {
|
||
|
|
$itk_component([lindex $_buttonList [index default]]) invoke
|
||
|
|
|
||
|
|
} else {
|
||
|
|
$itk_component([lindex $_buttonList [index [lindex $args 0]]]) \
|
||
|
|
invoke
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: buttonconfigure index ?option? ?value option value ...?
|
||
|
|
#
|
||
|
|
# Configure a push button given by index. This method allows
|
||
|
|
# configuration of pushbuttons from the Buttonbox level. The options
|
||
|
|
# may have any of the values accepted by the add method.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::buttonconfigure {index args} {
|
||
|
|
set tag [lindex $_buttonList [index $index]]
|
||
|
|
|
||
|
|
set retstr [uplevel $itk_component($tag) configure $args]
|
||
|
|
|
||
|
|
_setBoxSize
|
||
|
|
|
||
|
|
return $retstr
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: buttonccget index option
|
||
|
|
#
|
||
|
|
# Return value of option for push button given by index. Option may
|
||
|
|
# have any of the values accepted by the add method.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::buttoncget {index option} {
|
||
|
|
set tag [lindex $_buttonList [index $index]]
|
||
|
|
|
||
|
|
set retstr [uplevel $itk_component($tag) cget [list $option]]
|
||
|
|
|
||
|
|
return $retstr
|
||
|
|
}
|
||
|
|
|
||
|
|
# -----------------------------------------------------------------
|
||
|
|
# PRIVATE METHOD: _getMaxWidth
|
||
|
|
#
|
||
|
|
# Returns the required width of the largest button.
|
||
|
|
# -----------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::_getMaxWidth {} {
|
||
|
|
set max 0
|
||
|
|
|
||
|
|
foreach tag $_displayList {
|
||
|
|
set w [winfo reqwidth $itk_component($tag)]
|
||
|
|
|
||
|
|
if {$w > $max} {
|
||
|
|
set max $w
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $max
|
||
|
|
}
|
||
|
|
|
||
|
|
# -----------------------------------------------------------------
|
||
|
|
# PRIVATE METHOD: _getMaxHeight
|
||
|
|
#
|
||
|
|
# Returns the required height of the largest button.
|
||
|
|
# -----------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::_getMaxHeight {} {
|
||
|
|
set max 0
|
||
|
|
|
||
|
|
foreach tag $_displayList {
|
||
|
|
set h [winfo reqheight $itk_component($tag)]
|
||
|
|
|
||
|
|
if {$h > $max} {
|
||
|
|
set max $h
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $max
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: _setBoxSize ?when?
|
||
|
|
#
|
||
|
|
# Sets the proper size of the frame surrounding all the buttons.
|
||
|
|
# If "when" is "now", the change is applied immediately. If it is
|
||
|
|
# "later" or it is not specified, then the change is applied later,
|
||
|
|
# when the application is idle.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::_setBoxSize {{when later}} {
|
||
|
|
if {[winfo ismapped $itk_component(hull)]} {
|
||
|
|
if {$when == "later"} {
|
||
|
|
if {$_resizeFlag == ""} {
|
||
|
|
set _resizeFlag [after idle [itcl::code $this _setBoxSize now]]
|
||
|
|
}
|
||
|
|
return
|
||
|
|
} elseif {$when != "now"} {
|
||
|
|
error "bad option \"$when\": should be now or later"
|
||
|
|
}
|
||
|
|
|
||
|
|
set _resizeFlag ""
|
||
|
|
|
||
|
|
set numBtns [llength $_displayList]
|
||
|
|
|
||
|
|
if {$itk_option(-orient) == "horizontal"} {
|
||
|
|
set minw [expr {$numBtns * [_getMaxWidth] \
|
||
|
|
+ ($numBtns+1) * $itk_option(-padx)}]
|
||
|
|
set minh [expr {[_getMaxHeight] + 2 * $itk_option(-pady)}]
|
||
|
|
|
||
|
|
} else {
|
||
|
|
set minw [expr {[_getMaxWidth] + 2 * $itk_option(-padx)}]
|
||
|
|
set minh [expr {$numBtns * [_getMaxHeight] \
|
||
|
|
+ ($numBtns+1) * $itk_option(-pady)}]
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# Remove the configure event bindings on the hull while we adjust the
|
||
|
|
# width/height and re-position the buttons. Once we're through, we'll
|
||
|
|
# update and reinstall them. This prevents double calls to position
|
||
|
|
# the buttons.
|
||
|
|
#
|
||
|
|
set tags [bindtags $itk_component(hull)]
|
||
|
|
if {[set i [lsearch $tags bbox-config]] != -1} {
|
||
|
|
set tags [lreplace $tags $i $i]
|
||
|
|
bindtags $itk_component(hull) $tags
|
||
|
|
}
|
||
|
|
|
||
|
|
component hull configure -width $minw -height $minh
|
||
|
|
|
||
|
|
update idletasks
|
||
|
|
|
||
|
|
_positionButtons
|
||
|
|
|
||
|
|
bindtags $itk_component(hull) [linsert $tags 0 bbox-config]
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
# METHOD: _positionButtons
|
||
|
|
#
|
||
|
|
# This method is responsible setting the width/height of all the
|
||
|
|
# displayed buttons to the same value and for placing all the buttons
|
||
|
|
# in equidistant locations.
|
||
|
|
# ------------------------------------------------------------------
|
||
|
|
itcl::body iwidgets::Buttonbox::_positionButtons {} {
|
||
|
|
set bf $itk_component(hull)
|
||
|
|
set numBtns [llength $_displayList]
|
||
|
|
|
||
|
|
#
|
||
|
|
# First, determine the common width and height for all the
|
||
|
|
# displayed buttons.
|
||
|
|
#
|
||
|
|
if {$numBtns > 0} {
|
||
|
|
set bfWidth [winfo width $itk_component(hull)]
|
||
|
|
set bfHeight [winfo height $itk_component(hull)]
|
||
|
|
|
||
|
|
if {$bfWidth >= [winfo reqwidth $itk_component(hull)]} {
|
||
|
|
set _btnWidth [_getMaxWidth]
|
||
|
|
|
||
|
|
} else {
|
||
|
|
if {$itk_option(-orient) == "horizontal"} {
|
||
|
|
set _btnWidth [expr {$bfWidth / $numBtns}]
|
||
|
|
} else {
|
||
|
|
set _btnWidth $bfWidth
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if {$bfHeight >= [winfo reqheight $itk_component(hull)]} {
|
||
|
|
set _btnHeight [_getMaxHeight]
|
||
|
|
|
||
|
|
} else {
|
||
|
|
if {$itk_option(-orient) == "vertical"} {
|
||
|
|
set _btnHeight [expr {$bfHeight / $numBtns}]
|
||
|
|
} else {
|
||
|
|
set _btnHeight $bfHeight
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# Place the buttons at the proper locations.
|
||
|
|
#
|
||
|
|
if {$numBtns > 0} {
|
||
|
|
if {$itk_option(-orient) == "horizontal"} {
|
||
|
|
set leftover [expr {[winfo width $bf] \
|
||
|
|
- 2 * $itk_option(-padx) - $_btnWidth * $numBtns}]
|
||
|
|
|
||
|
|
if {$numBtns > 0} {
|
||
|
|
set offset [expr {$leftover / ($numBtns + 1)}]
|
||
|
|
} else {
|
||
|
|
set offset 0
|
||
|
|
}
|
||
|
|
if {$offset < 0} {set offset 0}
|
||
|
|
|
||
|
|
set xDist [expr {$itk_option(-padx) + $offset}]
|
||
|
|
set incrAmount [expr {$_btnWidth + $offset}]
|
||
|
|
|
||
|
|
foreach button $_displayList {
|
||
|
|
place $itk_component($button) -anchor w \
|
||
|
|
-x $xDist -rely .5 -y 0 -relx 0 \
|
||
|
|
-width $_btnWidth -height $_btnHeight
|
||
|
|
|
||
|
|
set xDist [expr {$xDist + $incrAmount}]
|
||
|
|
}
|
||
|
|
|
||
|
|
} else {
|
||
|
|
set leftover [expr {[winfo height $bf] \
|
||
|
|
- 2 * $itk_option(-pady) - $_btnHeight * $numBtns}]
|
||
|
|
|
||
|
|
if {$numBtns > 0} {
|
||
|
|
set offset [expr {$leftover / ($numBtns + 1)}]
|
||
|
|
} else {
|
||
|
|
set offset 0
|
||
|
|
}
|
||
|
|
if {$offset < 0} {set offset 0}
|
||
|
|
|
||
|
|
set yDist [expr {$itk_option(-pady) + $offset}]
|
||
|
|
set incrAmount [expr {$_btnHeight + $offset}]
|
||
|
|
|
||
|
|
foreach button $_displayList {
|
||
|
|
place $itk_component($button) -anchor n \
|
||
|
|
-y $yDist -relx .5 -x 0 -rely 0 \
|
||
|
|
-width $_btnWidth -height $_btnHeight
|
||
|
|
|
||
|
|
set yDist [expr {$yDist + $incrAmount}]
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|