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# Grid.tcl --
#
#       This file defines the default bindings for Tix Grid widgets.
#
# Copyright (c) 1996, Expert Interface Technologies
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
 
 
 
#--------------------------------------------------------------------------
# tkPriv elements used in this file:
#
# afterId -             Token returned by "after" for autoscanning.
# fakeRelease -         Cancel the ButtonRelease-1 after the user double click
#--------------------------------------------------------------------------
#
proc tixGridBind {} {
    tixBind TixGrid <ButtonPress-1> {
        tixGrid:Button-1 %W %x %y
    }
    tixBind TixGrid <Shift-ButtonPress-1> {
        tixGrid:Shift-Button-1 %W %x %y
    }
    tixBind TixGrid <Control-ButtonPress-1> {
        tixGrid:Control-Button-1 %W %x %y
    }
    tixBind TixGrid <ButtonRelease-1> {
        tixGrid:ButtonRelease-1 %W %x %y
    }
    tixBind TixGrid <Double-ButtonPress-1> {
        tixGrid:Double-1 %W  %x %y
    }
    tixBind TixGrid <B1-Motion> {
        set tkPriv(x) %x
        set tkPriv(y) %y
        set tkPriv(X) %X
        set tkPriv(Y) %Y
 
        tixGrid:B1-Motion %W %x %y
    }
    tixBind TixGrid <Control-B1-Motion> {
        set tkPriv(x) %x
        set tkPriv(y) %y
        set tkPriv(X) %X
        set tkPriv(Y) %Y
 
        tixGrid:Control-B1-Motion %W %x %y
    }
    tixBind TixGrid <B1-Leave> {
        set tkPriv(x) %x
        set tkPriv(y) %y
        set tkPriv(X) %X
        set tkPriv(Y) %Y
 
        tixGrid:B1-Leave %W
    }
    tixBind TixGrid <B1-Enter> {
        tixGrid:B1-Enter %W %x %y
    }
    tixBind TixGrid <Control-B1-Leave> {
        set tkPriv(x) %x
        set tkPriv(y) %y
        set tkPriv(X) %X
        set tkPriv(Y) %Y
 
        tixGrid:Control-B1-Leave %W
    }
    tixBind TixGrid <Control-B1-Enter> {
        tixGrid:Control-B1-Enter %W %x %y
    }
 
    # Keyboard bindings
    #
    tixBind TixGrid <Up> {
        tixGrid:DirKey %W up
    }
    tixBind TixGrid <Down> {
        tixGrid:DirKey %W down
    }
    tixBind TixGrid <Left> {
        tixGrid:DirKey %W left
    }
    tixBind TixGrid <Right> {
        tixGrid:DirKey %W right
    }
    tixBind TixGrid <Prior> {
        %W yview scroll -1 pages
    }
    tixBind TixGrid <Next> {
        %W yview scroll 1 pages
    }
    tixBind TixGrid <Return> {
        tixGrid:Return %W
    }
    tixBind TixGrid <space> {
        tixGrid:Space %W
    }
}
 
#----------------------------------------------------------------------
#
#
#                        Mouse bindings
#
#
#----------------------------------------------------------------------
 
proc tixGrid:Button-1 {w x y} {
    if {[$w cget -state] == "disabled"} {
        return
    }
    tixGrid:SetFocus $w
 
    case [tixGrid:GetState $w] {
        {0} {
            tixGrid:GoState 1 $w $x $y
        }
    }
}
 
proc tixGrid:Shift-Button-1 {w x y} {
    if {[$w cget -state] == "disabled"} {
        return
    }
    tixGrid:SetFocus $w
 
    case [tixGrid:GetState $w] {
    }
}
 
proc tixGrid:Control-Button-1 {w x y} {
    if {[$w cget -state] == "disabled"} {
        return
    }
    tixGrid:SetFocus $w
 
    case [tixGrid:GetState $w] {
        {s0} {
            tixGrid:GoState s1 $w $x $y
        }
        {b0} {
            tixGrid:GoState b1 $w $x $y
        }
        {m0} {
            tixGrid:GoState m1 $w $x $y
        }
        {e0} {
            tixGrid:GoState e10 $w $x $y
        }
    }
}
 
proc tixGrid:ButtonRelease-1 {w x y} {
    case [tixGrid:GetState $w] {
        {2} {
            tixGrid:GoState 5 $w $x $y
        }
        {4} {
            tixGrid:GoState 3 $w $x $y
        }
    }
}
 
proc tixGrid:B1-Motion {w x y} {
    case [tixGrid:GetState $w] {
        {2 4} {
            tixGrid:GoState 4 $w $x $y
        }
    }
}
 
proc tixGrid:Control-B1-Motion {w x y} {
    case [tixGrid:GetState $w] {
        {s2 s4} {
            tixGrid:GoState s4 $w $x $y
        }
        {b2 b4} {
            tixGrid:GoState b4 $w $x $y
        }
        {m2 m5} {
            tixGrid:GoState m4 $w $x $y
        }
    }
}
 
proc tixGrid:Double-1 {w x y} {
    case [tixGrid:GetState $w] {
        {s0} {
            tixGrid:GoState s7 $w $x $y
        }
        {b0} {
            tixGrid:GoState b7 $w $x $y
        }
    }
}
 
proc tixGrid:B1-Leave {w} {
    case [tixGrid:GetState $w] {
        {s2 s4} {
            tixGrid:GoState s5 $w
        }
        {b2 b4} {
            tixGrid:GoState b5 $w
        }
        {m2 m5} {
            tixGrid:GoState m8 $w
        }
        {e2 e5} {
            tixGrid:GoState e8 $w
        }
    }
}
 
proc tixGrid:B1-Enter {w x y} {
    case [tixGrid:GetState $w] {
        {s5 s6} {
            tixGrid:GoState s4 $w $x $y
        }
        {b5 b6} {
            tixGrid:GoState b4 $w $x $y
        }
        {m8 m9} {
            tixGrid:GoState m4 $w $x $y
        }
        {e8 e9} {
            tixGrid:GoState e4 $w $x $y
        }
    }
}
 
proc tixGrid:Control-B1-Leave {w} {
    case [tixGrid:GetState $w] {
        {s2 s4} {
            tixGrid:GoState s5 $w
        }
        {b2 b4} {
            tixGrid:GoState b5 $w
        }
        {m2 m5} {
            tixGrid:GoState m8 $w
        }
    }
}
 
proc tixGrid:Control-B1-Enter {w x y} {
    case [tixGrid:GetState $w] {
        {s5 s6} {
            tixGrid:GoState s4 $w $x $y
        }
        {b5 b6} {
            tixGrid:GoState b4 $w $x $y
        }
        {m8 m9} {
            tixGrid:GoState m4 $w $x $y
        }
    }
}
 
proc tixGrid:AutoScan {w} {
    case [tixGrid:GetState $w] {
        {s5 s6} {
            tixGrid:GoState s6 $w
        }
        {b5 b6} {
            tixGrid:GoState b6 $w
        }
        {m8 m9} {
            tixGrid:GoState m9 $w
        }
        {e8 e9} {
            tixGrid:GoState e9 $w
        }
    }
}
 
#----------------------------------------------------------------------
#
#
#                        Key bindings
#
#
#----------------------------------------------------------------------
proc tixGrid:DirKey {w key} {
    if {[$w cget -state] == "disabled"} {
        return
    }
    case [tixGrid:GetState $w] {
        {s0} {
            tixGrid:GoState s8 $w $key
        }
        {b0} {
            tixGrid:GoState b8 $w $key
        }
    }
}
 
proc tixGrid:Return {w} {
    if {[$w cget -state] == "disabled"} {
        return
    }
    case [tixGrid:GetState $w] {
        {s0} {
            tixGrid:GoState s9 $w
        }
        {b0} {
            tixGrid:GoState b9 $w
        }
    }
}
 
proc tixGrid:Space {w} {
    if {[$w cget -state] == "disabled"} {
        return
    }
    case [tixGrid:GetState $w] {
        {s0} {
            tixGrid:GoState s10 $w
        }
        {b0} {
            tixGrid:GoState b10 $w
        }
   }
}
 
#----------------------------------------------------------------------
#
#                       STATE MANIPULATION
#
#
#----------------------------------------------------------------------
proc tixGrid:GetState {w} {
    global $w:priv:state
 
    if {![info exists $w:priv:state]} {
        set $w:priv:state 0
    }
    return [set $w:priv:state]
}
 
proc tixGrid:SetState {w n} {
    global $w:priv:state
 
    set $w:priv:state $n
}
 
proc tixGrid:GoState {n w args} {
 
#   puts "going from [tixGrid:GetState $w] --> $n"
 
    tixGrid:SetState $w $n
    eval tixGrid:GoState-$n $w $args
}
 
#----------------------------------------------------------------------
#                  SELECTION ROUTINES
#----------------------------------------------------------------------
proc tixGrid:SelectSingle {w ent} {
    $w selection set [lindex $ent 0] [lindex $ent 1]
    tixGrid:CallBrowseCmd $w $ent
}
 
#----------------------------------------------------------------------
#       SINGLE SELECTION
#----------------------------------------------------------------------
proc tixGrid:GoState-0 {w} {
    set list $w:_list
    global $list
 
    if [info exists $list] {
        foreach cmd [set $list] {
            uplevel #0 $cmd
        }
        if [info exists $list] {
            unset $list
        }
    }
}
 
proc tixGrid:GoState-1 {w x y} {
    set ent [$w nearest $x $y]
    if {$ent != ""} {
        tixGrid:SetAnchor $w $ent
    }
    tixGrid:CheckEdit $w
    $w selection clear 0 0 max max
 
    if [string compare [$w cget -selectmode] single] {
        tixGrid:SelectSingle $w $ent
    }
    tixGrid:GoState 2 $w
}
 
proc tixGrid:GoState-2 {w} {
}
 
proc tixGrid:GoState-3 {w x y} {
    set ent [$w nearest $x $y]
 
    if {$ent != ""} {
        tixGrid:SelectSingle $w $ent
    }
    tixGrid:GoState 0 $w
}
 
proc tixGrid:GoState-5 {w x y} {
    set ent [$w nearest $x $y]
 
    if {$ent != ""} {
        tixGrid:SelectSingle $w $ent
        tixGrid:SetEdit $w $ent
    }
    tixGrid:GoState 0 $w
}
 
 
proc tixGrid:GoState-4 {w x y} {
    set ent [$w nearest $x $y]
 
    case [$w cget -selectmode] {
        single {
            tixGrid:SetAnchor $w $ent
        }
        browse {
            tixGrid:SetAnchor $w $ent
            $w selection clear 0 0 max max
            tixGrid:SelectSingle $w $ent
        }
        {multiple extended} {
            set anchor [$w anchor get]
            $w selection adjust [lindex $anchor 0] [lindex $anchor 1] \
                [lindex $ent 0] [lindex $ent 1]
        }
    }
}
 
proc tixGrid:GoState-s5 {w} {
    tixGrid:StartScan $w
}
 
proc tixGrid:GoState-s6 {w} {
    global tkPriv
 
    tixGrid:DoScan $w
}
 
proc tixGrid:GoState-s7 {w x y} {
    set ent [$w nearest $x $y]
 
    if {$ent != ""} {
        $w selection clear
        $w selection set $ent
        tixGrid:CallCommand $w $ent
    }
    tixGrid:GoState s0 $w
}
 
proc tixGrid:GoState-s8 {w key} {
    set anchor [$w info anchor]
 
    if {$anchor == ""} {
        set anchor 0
    } else {
        set anchor [$w info $key $anchor]
    }
 
    $w anchor set $anchor
    $w see $anchor
    tixGrid:GoState s0 $w
}
 
proc tixGrid:GoState-s9 {w} {
    set anchor [$w info anchor]
 
    if {$anchor == ""} {
        set anchor 0
        $w anchor set $anchor
        $w see $anchor
    }
 
    if {[$w info anchor] != ""} {
        # ! may not have any elements
        #
        tixGrid:CallCommand $w [$w info anchor]
        $w selection clear
        $w selection set $anchor
    }
 
    tixGrid:GoState s0 $w
}
 
proc tixGrid:GoState-s10 {w} {
    set anchor [$w info anchor]
 
    if {$anchor == ""} {
        set anchor 0
        $w anchor set $anchor
        $w see $anchor
    }
 
    if {[$w info anchor] != ""} {
        # ! may not have any elements
        #
        tixGrid:CallBrowseCmd $w [$w info anchor]
        $w selection clear
        $w selection set $anchor
    }
 
    tixGrid:GoState s0 $w
}
 
#----------------------------------------------------------------------
#       BROWSE SELECTION
#----------------------------------------------------------------------
proc tixGrid:GoState-b0 {w} {
}
 
proc tixGrid:GoState-b1 {w x y} {
    set ent [$w nearest $x $y]
    if {$ent != ""} {
        $w anchor set $ent
        $w selection clear
        $w selection set $ent
        tixGrid:CallBrowseCmd $w $ent
    }
    tixGrid:GoState b2 $w
}
 
proc tixGrid:GoState-b2 {w} {
}
 
proc tixGrid:GoState-b3 {w} {
    set ent [$w info anchor]
    if {$ent != ""} {
        $w selection clear
        $w selection set $ent
        tixGrid:CallBrowseCmd $w $ent
    }
    tixGrid:GoState b0 $w
}
 
proc tixGrid:GoState-b4 {w x y} {
    set ent [$w nearest $x $y]
    if {$ent != ""} {
        $w anchor set $ent
        $w selection clear
        $w selection set $ent
        tixGrid:CallBrowseCmd $w $ent
    }
}
 
proc tixGrid:GoState-b5 {w} {
    tixGrid:StartScan $w
}
 
proc tixGrid:GoState-b6 {w} {
    global tkPriv
 
    tixGrid:DoScan $w
}
 
proc tixGrid:GoState-b7 {w x y} {
    set ent [$w nearest $x $y]
 
    if {$ent != ""} {
        $w selection clear
        $w selection set $ent
        tixGrid:CallCommand $w $ent
    }
    tixGrid:GoState b0 $w
}
 
proc tixGrid:GoState-b8 {w key} {
    set anchor [$w info anchor]
 
    if {$anchor == ""} {
        set anchor 0
    } else {
        set anchor [$w info $key $anchor]
    }
 
    $w anchor set $anchor
    $w selection clear
    $w selection set $anchor
    $w see $anchor
 
    tixGrid:CallBrowseCmd $w $anchor
    tixGrid:GoState b0 $w
}
 
proc tixGrid:GoState-b9 {w} {
    set anchor [$w info anchor]
 
    if {$anchor == ""} {
        set anchor 0
        $w anchor set $anchor
        $w see $anchor
    }
 
    if {[$w info anchor] != ""} {
        # ! may not have any elements
        #
        tixGrid:CallCommand $w [$w info anchor]
        $w selection clear
        $w selection set $anchor
    }
 
    tixGrid:GoState b0 $w
}
 
proc tixGrid:GoState-b10 {w} {
    set anchor [$w info anchor]
 
    if {$anchor == ""} {
        set anchor 0
        $w anchor set $anchor
        $w see $anchor
    }
 
    if {[$w info anchor] != ""} {
        # ! may not have any elements
        #
        tixGrid:CallBrowseCmd $w [$w info anchor]
        $w selection clear
        $w selection set $anchor
    }
 
    tixGrid:GoState b0 $w
}
 
#----------------------------------------------------------------------
#       MULTIPLE SELECTION
#----------------------------------------------------------------------
proc tixGrid:GoState-m0 {w} {
}
 
proc tixGrid:GoState-m1 {w x y} {
    set ent [$w nearest $x $y]
    if {$ent != ""} {
        $w anchor set $ent
        $w selection clear
        $w selection set $ent
        tixGrid:CallBrowseCmd $w $ent
    }
    tixGrid:GoState m2 $w
}
 
proc tixGrid:GoState-m2 {w} {
}
 
proc tixGrid:GoState-m3 {w} {
    set ent [$w info anchor]
    if {$ent != ""} {
        tixGrid:CallBrowseCmd $w $ent
    }
    tixGrid:GoState m0 $w
}
 
proc tixGrid:GoState-m4 {w x y} {
    set from [$w info anchor]
    set to   [$w nearest $x $y]
    if {$to != ""} {
        $w selection clear
        $w selection set $from $to
        tixGrid:CallBrowseCmd $w $to
    }
    tixGrid:GoState m5 $w
}
 
proc tixGrid:GoState-m5 {w} {
}
 
proc tixGrid:GoState-m6 {w x y} {
    set ent [$w nearest $x $y]
    if {$ent != ""} {
        tixGrid:CallBrowseCmd $w $ent
    }
    tixGrid:GoState m0 $w
}
 
proc tixGrid:GoState-m7 {w x y} {
    set from [$w info anchor]
    set to   [$w nearest $x $y]
    if {$from == ""} {
        set from $to
        $w anchor set $from
    }
    if {$to != ""} {
        $w selection clear
        $w selection set $from $to
        tixGrid:CallBrowseCmd $w $to
    }
    tixGrid:GoState m5 $w
}
 
 
proc tixGrid:GoState-m8 {w} {
    tixGrid:StartScan $w
}
 
proc tixGrid:GoState-m9 {w} {
    tixGrid:DoScan $w
}
 
proc tixGrid:GoState-xm7 {w x y} {
    set ent [$w nearest $x $y]
 
    if {$ent != ""} {
        $w selection clear
        $w selection set $ent
        tixGrid:CallCommand $w $ent
    }
    tixGrid:GoState m0 $w
}
 
#----------------------------------------------------------------------
#       EXTENDED SELECTION
#----------------------------------------------------------------------
proc tixGrid:GoState-e0 {w} {
}
 
proc tixGrid:GoState-e1 {w x y} {
    set ent [$w nearest $x $y]
    if {$ent != ""} {
        $w anchor set $ent
        $w selection clear
        $w selection set $ent
        tixGrid:CallBrowseCmd $w $ent
    }
    tixGrid:GoState e2 $w
}
 
proc tixGrid:GoState-e2 {w} {
}
 
proc tixGrid:GoState-e3 {w} {
    set ent [$w info anchor]
    if {$ent != ""} {
        tixGrid:CallBrowseCmd $w $ent
    }
    tixGrid:GoState e0 $w
}
 
proc tixGrid:GoState-e4 {w x y} {
    set from [$w info anchor]
    set to   [$w nearest $x $y]
    if {$to != ""} {
        $w selection clear
        $w selection set $from $to
        tixGrid:CallBrowseCmd $w $to
    }
    tixGrid:GoState e5 $w
}
 
proc tixGrid:GoState-e5 {w} {
}
 
proc tixGrid:GoState-e6 {w x y} {
    set ent [$w nearest $x $y]
    if {$ent != ""} {
        tixGrid:CallBrowseCmd $w $ent
    }
    tixGrid:GoState e0 $w
}
 
proc tixGrid:GoState-e7 {w x y} {
    set from [$w info anchor]
    set to   [$w nearest $x $y]
    if {$from == ""} {
        set from $to
        $w anchor set $from
    }
    if {$to != ""} {
        $w selection clear
        $w selection set $from $to
        tixGrid:CallBrowseCmd $w $to
    }
    tixGrid:GoState e5 $w
}
 
 
proc tixGrid:GoState-e8 {w} {
    tixGrid:StartScan $w
}
 
proc tixGrid:GoState-e9 {w} {
    tixGrid:DoScan $w
}
 
proc tixGrid:GoState-e10 {w x y} {
    set ent [$w nearest $x $y]
    if {$ent != ""} {
        if {[$w info anchor] == ""} {
            $w anchor set $ent
        }
        if [$w selection includes $ent] {
            $w selection clear $ent
        } else {
            $w selection set $ent
        }
        tixGrid:CallBrowseCmd $w $ent
    }
    tixGrid:GoState e2 $w
}
 
proc tixGrid:GoState-xm7 {w x y} {
    set ent [$w nearest $x $y]
 
    if {$ent != ""} {
        $w selection clear
        $w selection set $ent
        tixGrid:CallCommand $w $ent
    }
    tixGrid:GoState e0 $w
}
 
#----------------------------------------------------------------------
#       HODGE PODGE
#----------------------------------------------------------------------
 
proc tixGrid:GoState-12 {w x y} {
    tkCancelRepeat
    tixGrid:GoState 5 $w $x $y
}
 
proc tixGrid:GoState-13 {w ent oldEnt} {
    global tkPriv
    set tkPriv(tix,indicator) $ent
    set tkPriv(tix,oldEnt)    $oldEnt
    tixGrid:IndicatorCmd $w <Arm> $ent
}
 
proc tixGrid:GoState-14 {w x y} {
    global tkPriv
 
    if [tixGrid:InsideArmedIndicator $w $x $y] {
        $w anchor set $tkPriv(tix,indicator)
        $w select clear
        $w select set $tkPriv(tix,indicator)
        tixGrid:IndicatorCmd $w <Activate> $tkPriv(tix,indicator)
    } else {
        tixGrid:IndicatorCmd $w <Disarm>   $tkPriv(tix,indicator)
    }
 
    unset tkPriv(tix,indicator)
    tixGrid:GoState 0 $w
}
 
proc tixGrid:GoState-16 {w ent} {
    if {$ent == ""} {
        return
    }
    if {[$w cget -selectmode] != "single"} {
        tixGrid:Select $w $ent
        tixGrid:Browse $w $ent
    }
}
 
proc tixGrid:GoState-18 {w} {
    global tkPriv
    tkCancelRepeat
    tixGrid:GoState 6 $w $tkPriv(x) $tkPriv(y)
}
 
proc tixGrid:GoState-20 {w x y} {
    global tkPriv
 
    if {![tixGrid:InsideArmedIndicator $w $x $y]} {
        tixGrid:GoState 21 $w $x $y
    } else {
        tixGrid:IndicatorCmd $w <Arm> $tkPriv(tix,indicator)
    }
}
 
proc tixGrid:GoState-21 {w x y} {
    global tkPriv
 
    if {[tixGrid:InsideArmedIndicator $w $x $y]} {
        tixGrid:GoState 20 $w $x $y
    } else {
        tixGrid:IndicatorCmd $w <Disarm> $tkPriv(tix,indicator)
    }
}
 
proc tixGrid:GoState-22 {w} {
    global tkPriv
 
    if {$tkPriv(tix,oldEnt) != ""} {
        $w anchor set $tkPriv(tix,oldEnt)
    } else {
        $w anchor clear
    }
    tixGrid:GoState 0 $w
}
 
 
#----------------------------------------------------------------------
#                       callback actions
#----------------------------------------------------------------------
proc tixGrid:SetAnchor {w ent} {
    if [string compare $ent ""] {
        $w anchor set [lindex $ent 0] [lindex $ent 1]
#       $w see $ent
    }
}
 
proc tixGrid:Select {w ent} {
    $w selection clear
    $w select set $ent
}
 
proc tixGrid:StartScan {w} {
    global tkPriv
    set tkPriv(afterId) [after 50 tixGrid:AutoScan $w]
}
 
proc tixGrid:DoScan {w} {
    global tkPriv
    set x $tkPriv(x)
    set y $tkPriv(y)
    set X $tkPriv(X)
    set Y $tkPriv(Y)
 
    set out 0
    if {$y >= [winfo height $w]} {
        $w yview scroll 1 units
        set out 1
    }
    if {$y < 0} {
        $w yview scroll -1 units
        set out 1
    }
    if {$x >= [winfo width $w]} {
        $w xview scroll 2 units
        set out 1
    }
    if {$x < 0} {
        $w xview scroll -2 units
        set out 1
    }
 
    if {$out} {
        set tkPriv(afterId) [after 50 tixGrid:AutoScan $w]
    }
}
 
proc tixGrid:CallBrowseCmd {w ent} {
    return
 
    set browsecmd [$w cget -browsecmd]
    if {$browsecmd != ""} {
        set bind(specs) {%V}
        set bind(%V)    $ent
 
        tixEvalCmdBinding $w $browsecmd bind $ent
    }
}
 
proc tixGrid:CallCommand {w ent} {
    set command [$w cget -command]
    if {$command != ""} {
        set bind(specs) {%V}
        set bind(%V)    $ent
 
        tixEvalCmdBinding $w $command bind $ent
    }
}
 
# tixGrid:EditCell --
#
#       This command is called when "$w edit set $x $y" is called. It causes
#       an SetEdit call when the grid's state is 0.
#
proc tixGrid:EditCell {w x y} {
    set list $w:_list
    global $list
 
    case [tixGrid:GetState $w] {
        {0} {
            tixGrid:SetEdit $w [list $x $y]
        }
        default {
            lappend $list [list tixGrid:SetEdit $w [list $x $y]]
        }
    }
}
 
# tixGrid:EditApply --
#
#       This command is called when "$w edit apply $x $y" is called. It causes
#       an CheckEdit call when the grid's state is 0.
#
proc tixGrid:EditApply {w} {
    set list $w:_list
    global $list
 
    case [tixGrid:GetState $w] {
        {0} {
            tixGrid:CheckEdit $w
        }
        default {
            lappend $list [list tixGrid:CheckEdit $w]
        }
    }
}
 
# tixGrid:CheckEdit --
#
#       This procedure is called when the user sets the focus on a cell.
#       If another cell is being edited, apply the changes of that cell.
#
proc tixGrid:CheckEdit {w} {
    set edit $w.tixpriv__edit
    if [winfo exists $edit] {
        #
        # If it -command is not empty, it is being used for another cell.
        # Invoke it so that the other cell can be updated.
        #
        if ![tixStrEq [$edit cget -command] ""] {
            $edit invoke
        }
    }
}
 
# tixGrid:SetEdit --
#
#       Puts a floatentry on top of an editable entry.
#
proc tixGrid:SetEdit {w ent} {
    set edit $w.tixpriv__edit
    tixGrid:CheckEdit $w
 
    set editnotifycmd [$w cget -editnotifycmd]
    if [tixStrEq $editnotifycmd ""] {
        return
    }
    set px [lindex $ent 0]
    set py [lindex $ent 1]
 
    if ![uplevel #0 $editnotifycmd $px $py] {
        return
    }
    if [$w info exists $px $py] {
        if [catch {
            set oldValue [$w entrycget $px $py -text]
        }] {
            # The entry doesn't support -text option. Can't edit it.
            #
            # If the application wants to force editing of an entry, it could
            # delete or replace the entry in the editnotifyCmd procedure.
            #
            return
        }
    } else {
        set oldValue ""
    }
 
    set bbox [$w info bbox [lindex $ent 0] [lindex $ent 1]]
    set x [lindex $bbox 0]
    set y [lindex $bbox 1]
    set W [lindex $bbox 2]
    set H [lindex $bbox 3]
 
    if ![winfo exists $edit] {
        tixFloatEntry $edit
    }
 
    $edit config -command "tixGrid:DoneEdit $w $ent"
    $edit post $x $y $W $H
 
    $edit config -value $oldValue
}
 
proc tixGrid:DoneEdit {w x y args} {
    set edit $w.tixpriv__edit
    $edit config -command ""
    $edit unpost
 
    set value [tixEvent value]
    if [$w info exists $x $y] {
        if [catch {
            $w entryconfig $x $y -text $value
        }] {
            return
        }
    } elseif ![tixStrEq $value ""] {
        if [catch {
            # This needs to be catch'ed because the default itemtype may
            # not support the -text option
            #
            $w set $x $y -text $value
        }] {
            return
        }
    } else {
        return
    }
 
    set editDoneCmd [$w cget -editdonecmd]
    if ![tixStrEq $editDoneCmd ""] {
        uplevel #0 $editDoneCmd $x $y
    }
}
 
proc tixGrid:SetFocus {w} {
    if [$w cget -takefocus] {
        if ![string match $w.* [focus -displayof $w]] {
            focus $w
        }
    }
}
Line No.	Rev	Author	Line
1	578	markom	`# Grid.tcl --`
2			`#`
3			`# This file defines the default bindings for Tix Grid widgets.`
4			`#`
5			`# Copyright (c) 1996, Expert Interface Technologies`
6			`#`
7			`# See the file "license.terms" for information on usage and redistribution`
8			`# of this file, and for a DISCLAIMER OF ALL WARRANTIES.`
9			`#`
10
11
12
13			`#--------------------------------------------------------------------------`
14			`# tkPriv elements used in this file:`
15			`#`
16			`# afterId - Token returned by "after" for autoscanning.`
17			`# fakeRelease - Cancel the ButtonRelease-1 after the user double click`
18			`#--------------------------------------------------------------------------`
19			`#`
20			`proc tixGridBind {} {`
21			`tixBind TixGrid <ButtonPress-1> {`
22			`tixGrid:Button-1 %W %x %y`
23			`}`
24			`tixBind TixGrid <Shift-ButtonPress-1> {`
25			`tixGrid:Shift-Button-1 %W %x %y`
26			`}`
27			`tixBind TixGrid <Control-ButtonPress-1> {`
28			`tixGrid:Control-Button-1 %W %x %y`
29			`}`
30			`tixBind TixGrid <ButtonRelease-1> {`
31			`tixGrid:ButtonRelease-1 %W %x %y`
32			`}`
33			`tixBind TixGrid <Double-ButtonPress-1> {`
34			`tixGrid:Double-1 %W %x %y`
35			`}`
36			`tixBind TixGrid <B1-Motion> {`
37			`set tkPriv(x) %x`
38			`set tkPriv(y) %y`
39			`set tkPriv(X) %X`
40			`set tkPriv(Y) %Y`
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