listviewer_project.tcl

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#!/bin/sh
# the next line restarts using wish\
exec wish "$0" "$@" 

if {![info exists vTcl(sourcing)]} {

    # Provoke name search
    catch {package require bogus-package-name}
    set packageNames [package names]

    package require BWidget
    switch $tcl_platform(platform) {
	windows {
	}
	default {
	    option add *ScrolledWindow.size 14
	}
    }
    
    package require Tk
    switch $tcl_platform(platform) {
	windows {
            option add *Button.padY 0
	}
	default {
            option add *Scrollbar.width 10
            option add *Scrollbar.highlightThickness 0
            option add *Scrollbar.elementBorderWidth 2
            option add *Scrollbar.borderWidth 2
	}
    }
    
}

#############################################################################
# Visual Tcl v1.60 Project
#


#################################
# VTCL LIBRARY PROCEDURES
#

if {![info exists vTcl(sourcing)]} {
#############################################################################
## Library Procedure:  Window

proc ::Window {args} {
    ## This procedure may be used free of restrictions.
    ##    Exception added by Christian Gavin on 08/08/02.
    ## Other packages and widget toolkits have different licensing requirements.
    ##    Please read their license agreements for details.

    global vTcl
    foreach {cmd name newname} [lrange $args 0 2] {}
    set rest    [lrange $args 3 end]
    if {$name == "" || $cmd == ""} { return }
    if {$newname == ""} { set newname $name }
    if {$name == "."} { wm withdraw $name; return }
    set exists [winfo exists $newname]
    switch $cmd {
        show {
            if {$exists} {
                wm deiconify $newname
            } elseif {[info procs vTclWindow$name] != ""} {
                eval "vTclWindow$name $newname $rest"
            }
            if {[winfo exists $newname] && [wm state $newname] == "normal"} {
                vTcl:FireEvent $newname <<Show>>
            }
        }
        hide    {
            if {$exists} {
                wm withdraw $newname
                vTcl:FireEvent $newname <<Hide>>
                return}
        }
        iconify { if $exists {wm iconify $newname; return} }
        destroy { if $exists {destroy $newname; return} }
    }
}
#############################################################################
## Library Procedure:  ::vTcl::widgets::bwidgets::scrollchildsite::widgetProc

namespace eval ::vTcl::widgets::bwidgets::scrollchildsite {
proc widgetProc {w args} {
        set command [lindex $args 0]
        set args [lrange $args 1 end]
        set children [winfo children $w]
        set child [lindex $children 0]

        ## we have renamed the default widgetProc _<widgetpath>
        if {$command == "configure" && $args == ""} {
            if {$children == ""} {
                return [concat [uplevel _$w configure]  [list {-xscrollcommand xScrollCommand ScrollCommand {} {}}]  [list {-yscrollcommand yScrollCommand ScrollCommand {} {}}]]
            } else {
                return [concat [uplevel _$w configure]  [list [$child configure -xscrollcommand]]  [list [$child configure -yscrollcommand]]]
            }
        } elseif {$command == "configure" && [llength $args] > 1} {
            return [uplevel $child configure $args]
        } elseif {[string match ?view $command]} {
            return [uplevel $child $command $args]
        }

        uplevel _$w $command $args
    }
}
#############################################################################
## Library Procedure:  vTcl::widgets::bwidgets::scrolledwindow::createCmd

namespace eval vTcl::widgets::bwidgets::scrolledwindow {
proc createCmd {target args} {
        eval ScrolledWindow $target $args
        ## create a frame where user can insert widget to scroll
        frame $target.f -class ScrollChildsite

        ## change the widget procedure
        rename ::$target.f ::_$target.f
        proc ::$target.f {command args}  "eval ::vTcl::widgets::bwidgets::scrollchildsite::widgetProc $target.f \$command \$args"
    }
}
#############################################################################
## Library Procedure:  vTcl::widgets::core::megawidget::cgetProc

namespace eval vTcl::widgets::core::megawidget {
proc cgetProc {w args} {
        ## This procedure may be used free of restrictions.
        ##    Exception added by Christian Gavin on 08/08/02.
        ## Other packages and widget toolkits have different licensing requirements.
        ##    Please read their license agreements for details.

        upvar ::${w}::widgetProc  widgetProc

        set option [lindex $args 0]
        switch -- $option {
            -class         {return MegaWidget}
            -widgetProc    {return $widgetProc}
            default        {error "unknown option $option"}
        }
    }
}
#############################################################################
## Library Procedure:  vTcl::widgets::core::megawidget::configureProc

namespace eval vTcl::widgets::core::megawidget {
proc configureProc {w args} {
        ## This procedure may be used free of restrictions.
        ##    Exception added by Christian Gavin on 08/08/02.
        ## Other packages and widget toolkits have different licensing requirements.
        ##    Please read their license agreements for details.

        upvar ::${w}::widgetProc  widgetProc

        if {[lempty $args]} {
            return [concat [configureProc $w -class]  [configureProc $w -widgetProc]]
        }
        if {[llength $args] == 1} {
            set option [lindex $args 0]
            switch -- $option {
                -class {
                    return [list "-class class Class Frame MegaWidget"]
                }
                -widgetProc {
                    return [list "-widgetProc widgetproc WidgetProc {} [list $widgetProc]"]
                }
                default {
                    error "unknown option $option"
                }
            }
        }

        foreach {option value} $args {
            if {$option == "-widgetProc"} {
                set widgetProc $value
            }
        }
    }
}
#############################################################################
## Library Procedure:  vTcl::widgets::core::megawidget::createCmd

namespace eval vTcl::widgets::core::megawidget {
proc createCmd {path args} {
        ## This procedure may be used free of restrictions.
        ##    Exception added by Christian Gavin on 08/08/02.
        ## Other packages and widget toolkits have different licensing requirements.
        ##    Please read their license agreements for details.

        frame $path -class MegaWidget
        namespace eval ::$path "set widgetProc {}"

        ## change the widget procedure
        rename ::$path ::_$path
        proc ::$path {command args}  "eval ::vTcl::widgets::core::megawidget::widgetProc $path \$command \$args"

        ## widgetProc specified ? if so, store it
        if {[llength $args] == 2 && [lindex $args 0] == "-widgetProc"} {
            upvar ::${path}::widgetProc  widgetProc
            set widgetProc [lindex $args 1]
        }
        
        return $path
    }
}
#############################################################################
## Library Procedure:  vTcl::widgets::core::megawidget::widgetProc

namespace eval vTcl::widgets::core::megawidget {
proc widgetProc {w args} {
        ## This procedure may be used free of restrictions.
        ##    Exception added by Christian Gavin on 08/08/02.
        ## Other packages and widget toolkits have different licensing requirements.
        ##    Please read their license agreements for details.

        if {[llength $args] == 0} {
            ## If no arguments, returns the path the alias points to
            return $w
        }

        set command [lindex $args 0]
        set args [lrange $args 1 end]
        switch $command {
            configure {
                return [eval configureProc $w $args]
            }
            cget {
                return [eval cgetProc $w $args]
            }
            widget {
                ## this calls the custom widgetProc
                upvar ::${w}::widgetProc  widgetProc
                return [eval $widgetProc $w $args]
            }
            default {
                ## we have renamed the default widgetProc _<widgetpath>
                uplevel _$w $command $args
            }
        }
    }
}
#############################################################################
## Library Procedure:  vTcl:DefineAlias

proc ::vTcl:DefineAlias {target alias widgetProc top_or_alias cmdalias} {
    ## This procedure may be used free of restrictions.
    ##    Exception added by Christian Gavin on 08/08/02.
    ## Other packages and widget toolkits have different licensing requirements.
    ##    Please read their license agreements for details.

    global widget
    set widget($alias) $target
    set widget(rev,$target) $alias
    if {$cmdalias} {
        interp alias {} $alias {} $widgetProc $target
    }
    if {$top_or_alias != ""} {
        set widget($top_or_alias,$alias) $target
        if {$cmdalias} {
            interp alias {} $top_or_alias.$alias {} $widgetProc $target
        }
    }
}
#############################################################################
## Library Procedure:  vTcl:DoCmdOption

proc ::vTcl:DoCmdOption {target cmd} {
    ## This procedure may be used free of restrictions.
    ##    Exception added by Christian Gavin on 08/08/02.
    ## Other packages and widget toolkits have different licensing requirements.
    ##    Please read their license agreements for details.

    ## menus are considered toplevel windows
    set parent $target
    while {[winfo class $parent] == "Menu"} {
        set parent [winfo parent $parent]
    }

    regsub -all {\%widget} $cmd $target cmd
    regsub -all {\%top} $cmd [winfo toplevel $parent] cmd

    uplevel #0 [list eval $cmd]
}
#############################################################################
## Library Procedure:  vTcl:FireEvent

proc ::vTcl:FireEvent {target event {params {}}} {
    ## This procedure may be used free of restrictions.
    ##    Exception added by Christian Gavin on 08/08/02.
    ## Other packages and widget toolkits have different licensing requirements.
    ##    Please read their license agreements for details.

    ## The window may have disappeared
    if {![winfo exists $target]} return
    ## Process each binding tag, looking for the event
    foreach bindtag [bindtags $target] {
        set tag_events [bind $bindtag]
        set stop_processing 0
        foreach tag_event $tag_events {
            if {$tag_event == $event} {
                set bind_code [bind $bindtag $tag_event]
                foreach rep "\{%W $target\} $params" {
                    regsub -all [lindex $rep 0] $bind_code [lindex $rep 1] bind_code
                }
                set result [catch {uplevel #0 $bind_code} errortext]
                if {$result == 3} {
                    ## break exception, stop processing
                    set stop_processing 1
                } elseif {$result != 0} {
                    bgerror $errortext
                }
                break
            }
        }
        if {$stop_processing} {break}
    }
}
#############################################################################
## Library Procedure:  vTcl:Toplevel:WidgetProc

proc ::vTcl:Toplevel:WidgetProc {w args} {
    ## This procedure may be used free of restrictions.
    ##    Exception added by Christian Gavin on 08/08/02.
    ## Other packages and widget toolkits have different licensing requirements.
    ##    Please read their license agreements for details.

    if {[llength $args] == 0} {
        ## If no arguments, returns the path the alias points to
        return $w
    }
    set command [lindex $args 0]
    set args [lrange $args 1 end]
    switch -- [string tolower $command] {
        "setvar" {
            foreach {varname value} $args {}
            if {$value == ""} {
                return [set ::${w}::${varname}]
            } else {
                return [set ::${w}::${varname} $value]
            }
        }
        "hide" - "show" {
            Window [string tolower $command] $w
        }
        "showmodal" {
            ## modal dialog ends when window is destroyed
            Window show $w; raise $w
            grab $w; tkwait window $w; grab release $w
        }
        "startmodal" {
            ## ends when endmodal called
            Window show $w; raise $w