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205 lines
4.6 KiB
205 lines
4.6 KiB
# -*- mode: TCL; fill-column: 75; tab-width: 8; coding: iso-latin-1-unix -*-
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#
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# $Id: HListDD.tcl,v 1.3 2001/12/09 05:04:02 idiscovery Exp $
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#
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# HListDD.tcl --
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#
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# !!! PRE-ALPHA CODE, NOT USED, DON'T USE !!!
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#
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# This file implements drag+drop for HList.
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#
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# Copyright (c) 1993-1999 Ioi Kim Lam.
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# Copyright (c) 2000-2001 Tix Project Group.
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#
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# See the file "license.terms" for information on usage and redistribution
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# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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#
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#
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# events
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#
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#
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proc tixHListSingle:DragTimer {w ent} {
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case [tixHListSingle:GetState $w] {
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{1} {
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# fire up
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}
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}
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}
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#----------------------------------------------------------------------
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#
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# Drag + Drop Bindings
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#
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#----------------------------------------------------------------------
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#----------------------------------------#
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# Sending Actions #
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#----------------------------------------#
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#----------------------------------------------------------------------
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# tixHListSingle:Send:WaitDrag --
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#
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# Sender wait for dragging action
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#----------------------------------------------------------------------
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proc tixHListSingle:Send:WaitDrag {w x y} {
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global tixPriv
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set ent [tixHListSingle:GetNearest $w $y]
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if {$ent != ""} {
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$w anchor set $ent
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$w select clear
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$w select set $ent
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set tixPriv(dd,$w:moved) 0
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set tixPriv(dd,$w:entry) $ent
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# set browsecmd [$w cget -browsecmd]
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# if {$browsecmd != "" && $ent != ""} {
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# eval $browsecmd $ent
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# }
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}
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}
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proc tixHListSingle:Send:StartDrag {w x y} {
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global tixPriv
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set dd [tixGetDragDropContext $w]
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if {![info exists tixPriv(dd,$w:entry)]} {
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return
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}
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if {$tixPriv(dd,$w:entry) == ""} {
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return
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}
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if {$tixPriv(dd,$w:moved) == 0} {
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$w dragsite set $tixPriv(dd,$w:entry)
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set tixPriv(dd,$w:moved) 1
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$dd config -source $w -command [list tixHListSingle:Send:Cmd $w]
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$dd startdrag $X $Y
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} else {
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$dd drag $X $Y
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}
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}
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proc tixHListSingle:Send:DoneDrag {w x y} {
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global tixPriv
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global moved
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if {![info exists tixPriv(dd,$w:entry)]} {
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return
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}
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if {$tixPriv(dd,$w:entry) == ""} {
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return
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}
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if {$tixPriv(dd,$w:moved) == 1} {
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set dd [tixGetDragDropContext $w]
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$dd drop $X $Y
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}
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$w dragsite clear
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catch {unset tixPriv(dd,$w:moved)}
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catch {unset tixPriv(dd,$w:entry)}
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}
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proc tixHListSingle:Send:Cmd {w option args} {
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set dragCmd [$w cget -dragcmd]
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if {$dragCmd != ""} {
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return [eval $dragCmd $option $args]
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}
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# Perform the default action
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#
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case "$option" {
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who {
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return $w
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}
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types {
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return {data text}
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}
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get {
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global tixPriv
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if {[lindex $args 0] == "text"} {
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if {$tixPriv(dd,$w:entry) != ""} {
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return [$w entrycget $tixPriv(dd,$w:entry) -text]
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}
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}
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if {[lindex $args 0] == "data"} {
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if {$tixPriv(dd,$w:entry) != ""} {
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return [$w entrycget $tixPriv(dd,$w:entry) -data]
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}
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}
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}
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}
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}
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#----------------------------------------#
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# Receiving Actions #
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#----------------------------------------#
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proc tixHListSingle:Rec:DragOver {w sender x y} {
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if {[$w cget -selectmode] != "dragdrop"} {
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return
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}
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set ent [tixHListSingle:GetNearest $w $y]
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if {$ent != ""} {
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$w dropsite set $ent
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} else {
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$w dropsite clear
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}
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}
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proc tixHListSingle:Rec:DragIn {w sender x y} {
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if {[$w cget -selectmode] != "dragdrop"} {
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return
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}
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set ent [tixHListSingle:GetNearest $w $y]
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if {$ent != ""} {
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$w dropsite set $ent
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} else {
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$w dropsite clear
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}
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}
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proc tixHListSingle:Rec:DragOut {w sender x y} {
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if {[$w cget -selectmode] != "dragdrop"} {
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return
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}
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$w dropsite clear
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}
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proc tixHListSingle:Rec:Drop {w sender x y} {
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if {[$w cget -selectmode] != "dragdrop"} {
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return
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}
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$w dropsite clear
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set ent [tixHListSingle:GetNearest $w $y]
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if {$ent != ""} {
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$w anchor set $ent
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$w select clear
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$w select set $ent
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}
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set dropCmd [$w cget -dropcmd]
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if {$dropCmd != ""} {
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eval $dropCmd $sender $x $y
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return
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}
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# set browsecmd [$w cget -browsecmd]
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# if {$browsecmd != "" && $ent != ""} {
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# eval $browsecmd [list $ent]
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# }
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}
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tixDropBind TixHListSingle <In> "tixHListSingle:Rec:DragIn %W %S %x %y"
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tixDropBind TixHListSingle <Over> "tixHListSingle:Rec:DragOver %W %S %x %y"
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tixDropBind TixHListSingle <Out> "tixHListSingle:Rec:DragOut %W %S %x %y"
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tixDropBind TixHListSingle <Drop> "tixHListSingle:Rec:Drop %W %S %x %y"
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