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# panedwindow.tcl --
#
# This file defines the default bindings for Tk panedwindow widgets and
# provides procedures that help in implementing those bindings.
#
# RCS: @(#) $Id: panedwindow.tcl,v 1.3 2002/02/22 21:07:35 hobbs Exp $
#
bind PanedWindow <Button-1> { ::tk::panedwindow::MarkSash %W %x %y 1 }
bind PanedWindow <Button-2> { ::tk::panedwindow::MarkSash %W %x %y 0 }
bind PanedWindow <B1-Motion> { ::tk::panedwindow::DragSash %W %x %y 1 }
bind PanedWindow <B2-Motion> { ::tk::panedwindow::DragSash %W %x %y 0 }
bind PanedWindow <ButtonRelease-1> {::tk::panedwindow::ReleaseSash %W 1}
bind PanedWindow <ButtonRelease-2> {::tk::panedwindow::ReleaseSash %W 0}
bind PanedWindow <Motion> { ::tk::panedwindow::Motion %W %x %y }
bind PanedWindow <Leave> { ::tk::panedwindow::Leave %W }
# Initialize namespace
namespace eval ::tk::panedwindow {}
# ::tk::panedwindow::MarkSash --
#
# ADD COMMENTS HERE
#
# Arguments:
# args comments
# Results:
# Returns ...
#
proc ::tk::panedwindow::MarkSash {w x y proxy} {
set what [$w identify $x $y]
if { [llength $what] == 2 } {
foreach {index which} $what break
if { !$::tk_strictMotif || [string equal $which "handle"] } {
if {!$proxy} { $w sash mark $index $x $y }
set ::tk::Priv(sash) $index
}
}
}
# ::tk::panedwindow::DragSash --
#
# ADD COMMENTS HERE
#
# Arguments:
# args comments
# Results:
# Returns ...
#
proc ::tk::panedwindow::DragSash {w x y proxy} {
if { [info exists ::tk::Priv(sash)] } {
if {$proxy} {
$w proxy place $x $y
} else {
$w sash dragto $::tk::Priv(sash) $x $y
$w sash mark $::tk::Priv(sash) $x $y
}
}
}
# ::tk::panedwindow::ReleaseSash --
#
# ADD COMMENTS HERE
#
# Arguments:
# args comments
# Results:
# Returns ...
#
proc ::tk::panedwindow::ReleaseSash {w proxy} {
if { [info exists ::tk::Priv(sash)] } {
if {$proxy} {
foreach {x y} [$w proxy coord] break
$w sash place $::tk::Priv(sash) $x $y
unset ::tk::Priv(sash)
$w proxy forget
} else {
unset ::tk::Priv(sash)
}
}
}
# ::tk::panedwindow::Motion --
#
# ADD COMMENTS HERE
#
# Arguments:
# args comments
# Results:
# Returns ...
#
proc ::tk::panedwindow::Motion {w x y} {
variable ::tk::Priv
set id [$w identify $x $y]
if { [llength $id] == 2 } {
if { !$::tk_strictMotif || [string equal [lindex $id 1] "handle"] } {
if { ![info exists Priv(panecursor)] } {
set Priv(panecursor) [$w cget -cursor]
}
if { [string equal [$w cget -sashcursor] ""] } {
if { [string equal [$w cget -orient] "horizontal"] } {
$w configure -cursor sb_h_double_arrow
} else {
$w configure -cursor sb_v_double_arrow
}
} else {
$w configure -cursor [$w cget -sashcursor]
}
return
}
}
if { [info exists Priv(panecursor)] } {
$w configure -cursor $Priv(panecursor)
unset Priv(panecursor)
}
}
# ::tk::panedwindow::Leave --
#
# ADD COMMENTS HERE
#
# Arguments:
# args comments
# Results:
# Returns ...
#
proc ::tk::panedwindow::Leave {w} {
if { [info exists ::tk::Priv(panecursor)] } {
$w configure -cursor $::tk::Priv(panecursor)
unset ::tk::Priv(panecursor)
}
}
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