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greg |
2.1 |
#!/usr/local/bin/wish -f
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# SCCSid "$SunId$ LBL"
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#
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# TCL/TK-based Rad Input File Editor
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#
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# Insert our autoload directory (may require local system modification)
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set radlib /usr/local/lib/ray/tcl
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set helplib $radlib
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set auto_path [linsert $auto_path 0 $radlib]
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# Create required procedures
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proc modified {} { # check for radvar modification
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global radvar oldradvar
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if {! [info exists oldradvar]} {return 0}
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foreach n [array names oldradvar] {
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if {! [info exists radvar($n)] ||
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"$radvar($n)" != "$oldradvar($n)"} {
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return 1
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}
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}
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return 0
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}
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proc chksave {} { # check if RIF is saved and accost user if not
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global readonly rifname oldradvar curmess
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if $readonly {
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set warnmess "You have modified variables, but the file\
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\"[file tail $rifname]\" was opened read-only.
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Do you wish to save this information somehow?"
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set yesmess {Go to File Screen}
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} else {
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set warnmess "The file \"[file tail $rifname]\" has been\
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modified since it was last saved.
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Do you wish to save it now?"
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set yesmess {Save File}
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}
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if [modified] {
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switch [tk_dialog .dlg {File Modified} $warnmess \
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warning 0 $yesmess {Discard Changes} \
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{Cancel Operation}] {
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1 { return 1 }
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2 { return 0 }
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}
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if $readonly {
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.file invoke
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set curmess {Rename file or uncheck read-only to save.}
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return 0
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} else {
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catch {unset oldradvar}
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save_vars $rifname
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}
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} else { return 1 }
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}
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# Set global variable default values
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set readonly 0
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set alldone 0
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set rifname [pwd]/
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# Propogate essential variables
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proc setrname {name elem op} {
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global rifname
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wm title . $rifname
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wm iconname . [file tail $rifname]
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}
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trace variable rifname w setrname
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# Make main window frames
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frame .upper -geometry 830x410
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pack .upper -side top
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frame .upper.right -geometry 130x410
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place .upper.right -x 700 -y 0
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message .mess -relief ridge -font fixed -textvariable curmess \
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-width 830 -anchor nw
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pack .mess -side top -expand yes -fill both
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helplink .mess trad trad messages
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# Make mode buttons
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proc changescreen {} { # switch screen according to curmode
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global curscreen curmode curmess
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if [info exists curscreen] {
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if {"$curmode" == "$curscreen"} {return}
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destroy .upper.left
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do_$curscreen done
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set curmess {}
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}
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set curscreen $curmode
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do_$curscreen .upper.left
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.upper.left configure -geometry 700x410
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place .upper.left -x 0 -y 0
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}
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label .upper.right.title -text "- TRAD -"
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pack .upper.right.title -side top -pady 10
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proc setbutt v {
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radiobutton .$v -text [string toupper $v] \
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-variable curmode -value $v \
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-width 9 -relief groove -anchor w \
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-command changescreen
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pack .$v -in .upper.right -side top -pady 5
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helplink .$v trad $v intro
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}
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setbutt file
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setbutt scene
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setbutt zone
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setbutt views
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setbutt options
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setbutt action
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setbutt results
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rename setbutt {}
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button .upper.right.help -text HELP -width 9 \
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-command "gethelp trad trad intro"
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pack .upper.right.help -side top -pady 10 -anchor se
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helplink .upper.right.help trad trad help
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button .upper.right.quit -text QUIT \
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-command {if [chksave] {destroy .}} -width 9
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pack .upper.right.quit -side top -pady 10 -anchor se
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helplink .upper.right.quit trad trad quit
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wm minsize . 830 460
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wm iconbitmap . @$radlib/trad.icon
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proc gotfile {{o 1}} { # set file possession state
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global oldradvar radvar
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catch {unset oldradvar}
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if $o {
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set mode normal
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foreach n [array names radvar] {
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set oldradvar($n) $radvar($n)
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}
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} else {
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set mode disabled
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}
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foreach b {scene zone views options action results} {
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.$b configure -state $mode
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}
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}
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# Decide where to go and start
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if {[llength $argv] == 0} {
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gotfile 0
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set curmess "Choose a Radiance project file."
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.file invoke
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} elseif {[llength $argv] == 1} {
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cd [file dirname $argv]
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set curfile [file tail $argv]
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if {! [file exists $curfile]} {
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newnew $argv
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.scene invoke
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} elseif {[newload $curfile]} {
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if $alldone {
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set curmess "All renderings are finished."
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.results invoke
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} else {
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.action invoke
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}
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} else {
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.file invoke
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}
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} else {
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puts stderr {Usage: trad [rifname]}
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exit 1
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}
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