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# -*- mode: TCL; fill-column: 75; tab-width: 8; coding: iso-latin-1-unix -*-
#
# $Id: SHList.tcl,v 1.7 2004/04/09 21:37:33 hobbs Exp $
#
# SHList.tcl --
#
# This file implements Scrolled HList widgets
#
# Copyright (c) 1993-1999 Ioi Kim Lam.
# Copyright (c) 2000-2001 Tix Project Group.
# Copyright (c) 2004 ActiveState
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
tixWidgetClass tixScrolledHList {
-classname TixScrolledHList
-superclass tixScrolledWidget
-method {
}
-flag {
-highlightbackground -highlightcolor -highlightthickness
}
-configspec {
{-highlightbackground -highlightBackground HighlightBackground #d9d9d9}
{-highlightcolor -highlightColor HighlightColor black}
{-highlightthickness -highlightThickness HighlightThickness 2}
}
-default {
{.scrollbar auto}
{*f1.borderWidth 1}
{*hlist.Background #c3c3c3}
{*hlist.highlightBackground #d9d9d9}
{*hlist.relief sunken}
{*hlist.takeFocus 1}
{*Scrollbar.takeFocus 0}
}
-forcecall {
-highlightbackground -highlightcolor -highlightthickness
}
}
proc tixScrolledHList:ConstructWidget {w} {
upvar #0 $w data
tixChainMethod $w ConstructWidget
set data(pw:f1) [frame $w.f1 -takefocus 0]
set data(w:hlist) \
[tixHList $w.f1.hlist -bd 0 -takefocus 1 -highlightthickness 0]
pack $data(w:hlist) -in $data(pw:f1) -expand yes -fill both -padx 0 -pady 0
set data(w:hsb) [scrollbar $w.hsb -orient horizontal -takefocus 0]
set data(w:vsb) [scrollbar $w.vsb -orient vertical -takefocus 0]
set data(pw:client) $data(pw:f1)
}
proc tixScrolledHList:SetBindings {w} {
upvar #0 $w data
tixChainMethod $w SetBindings
$data(w:hlist) config \
-xscrollcommand [list $data(w:hsb) set] \
-yscrollcommand [list $data(w:vsb) set] \
-sizecmd [list tixScrolledWidget:Configure $w]
$data(w:hsb) config -command [list $data(w:hlist) xview]
$data(w:vsb) config -command [list $data(w:hlist) yview]
}
#----------------------------------------------------------------------
#
# option configs
#----------------------------------------------------------------------
proc tixScrolledHList:config-takefocus {w value} {
upvar #0 $w data
$data(w:hlist) config -takefocus $value
}
proc tixScrolledHList:config-highlightbackground {w value} {
upvar #0 $w data
$data(pw:f1) config -highlightbackground $value
}
proc tixScrolledHList:config-highlightcolor {w value} {
upvar #0 $w data
$data(pw:f1) config -highlightcolor $value
}
proc tixScrolledHList:config-highlightthickness {w value} {
upvar #0 $w data
$data(pw:f1) config -highlightthickness $value
}
#----------------------------------------------------------------------
#
# Widget commands
#----------------------------------------------------------------------
#----------------------------------------------------------------------
#
# Private Methods
#----------------------------------------------------------------------
# virtual
#
proc tixScrolledHList:RepackHook {w} {
upvar #0 $w data
tixChainMethod $w RepackHook
}
#----------------------------------------------------------------------
# virtual functions to query the client window's scroll requirement
#----------------------------------------------------------------------
proc tixScrolledHList:GeometryInfo {w mW mH} {
upvar #0 $w data
if {[winfo class $w.f1] eq "Frame"} {
set extra [expr {[$w.f1 cget -bd]+[$w.f1 cget -highlightthickness]}]
} else {
set extra 0
}
set mW [expr {$mW - $extra*2}]
set mH [expr {$mH - $extra*2}]
if {$mW < 1} {
set mW 1
}
if {$mH < 1} {
set mH 1
}
return [$data(w:hlist) geometryinfo $mW $mH]
}