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#
# Paned
# ----------------------------------------------------------------------
# Implements a pane for a paned window widget. The pane is itself a
# frame with a child site for other widgets. The pane class performs
# basic option management.
#
# ----------------------------------------------------------------------
# AUTHOR: Mark L. Ulferts EMAIL: mulferts@austin.dsccc.com
#
# @(#) $Id$
# ----------------------------------------------------------------------
# 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 Pane {
keep -background -cursor
}
# ------------------------------------------------------------------
# PANE
# ------------------------------------------------------------------
class iwidgets::Pane {
inherit itk::Widget
constructor {args} {}
itk_option define -minimum minimum Minimum 10
itk_option define -margin margin Margin 8
public method childSite {} {}
}
#
# Provide a lowercased access method for the Pane class.
#
proc ::iwidgets::pane {pathName args} {
uplevel ::iwidgets::Pane $pathName $args
}
# ------------------------------------------------------------------
# CONSTRUCTOR
# ------------------------------------------------------------------
body iwidgets::Pane::constructor {args} {
#
# Create the pane childsite.
#
itk_component add childsite {
frame $itk_interior.childsite
} {
keep -background -cursor
}
pack $itk_component(childsite) -fill both -expand yes
#
# Set the itk_interior variable to be the childsite for derived
# classes.
#
set itk_interior $itk_component(childsite)
eval itk_initialize $args
}
# ------------------------------------------------------------------
# OPTIONS
# ------------------------------------------------------------------
# ------------------------------------------------------------------
# OPTION: -minimum
#
# Specifies the minimum size that the pane may reach.
# ------------------------------------------------------------------
configbody iwidgets::Pane::minimum {
set pixels \
[winfo pixels $itk_component(hull) $itk_option(-minimum)]
set itk_option(-minimum) $pixels
}
# ------------------------------------------------------------------
# OPTION: -margin
#
# Specifies the border distance between the pane and pane contents.
# This is done by setting the borderwidth of the pane to the margin.
# ------------------------------------------------------------------
configbody iwidgets::Pane::margin {
set pixels [winfo pixels $itk_component(hull) $itk_option(-margin)]
set itk_option(-margin) $pixels
$itk_component(childsite) configure \
-borderwidth $itk_option(-margin)
}
# ------------------------------------------------------------------
# METHODS
# ------------------------------------------------------------------
# ------------------------------------------------------------------
# METHOD: childSite
#
# Return the pane child site path name.
# ------------------------------------------------------------------
body iwidgets::Pane::childSite {} {
return $itk_component(childsite)
}
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