+ debug "SMASH-PREPAE xabbrev_map=[list $smash_xabbrev_map]"
+}
+
+proc make-smasher {sma label ekind} {
+ return [make-control .smash $sma $label $ekind]
+}
+
+proc make-radio-smasher {sma label variable descs rows inrow} {
+ set w [make-smasher $sma $label frame]
+ begin-control-grid $w [llength $descs] $rows $inrow
+ for {set i 0} {$i < [llength $descs]} {incr i} {
+ make-control-grid-elem $w ix $i \
+ radiobutton \
+ -variable $variable -value $i -command redraw-needed \
+ -text [lindex $descs $i]
+ }
+}
+
+proc make-smashers {} {
+ global vc_codes vc_code2abbrev
+ set cw [make-smasher size "Size\n round\n down" frame]
+ populate-control-grid-tickboxes $cw 2 0 smash_size \
+ $vc_codes [lrange $vc_codes 1 end] \
+ image val { expr 0 } { expr {"icon/$vc_code2abbrev($val)"} }
+ $cw.0 configure -state disabled
+
+ glset smash_subclass 0
+ make-radio-smasher subclass Class smash_subclass \
+ {Show Normal/LE Hide} 1 0
+
+ global no_owners
+ glset smash_owner [expr {$no_owners ? 3 : 0}]
+ make-radio-smasher owner Owner smash_owner \
+ {Show Yours? {For you} Lock Hide} 2 3
+
+ set cw [make-smasher xabbrev "Flags" frame]
+ foreach ix {1 3} ab {a b} width {14 12} {
+ set vn smash_xabbrev_$ab
+ global $vn
+ set $vn {}
+ entry $cw.$ix -textvariable $vn -width $width
+ trace add variable $vn write [list redraw-needed $vn]
+ }
+ set ix 0
+ foreach str {y/ / /d} { label $cw.$ix -text $str; incr ix 2 }
+ eval pack [lsort [winfo children $cw]] -side left
+}
+
+#---------- filtering ----------
+
+set filters {}
+
+proc filter-values/size {} { global vc_codes; return $vc_codes }
+proc filter-icon/size {code} {
+ upvar #0 vc_code2abbrev($code) abb
+ return icon/$abb
+}
+proc filter-default/size {code} { return 1 }
+proc filter-says-yes/size {codel} {
+ set sizecode [lindex $codel 1]
+ upvar #0 filter_size($sizecode) yes
+ return $yes
+}
+
+proc filter-values/lockown {} {
+ foreach lv {0 1 2} {
+ foreach ov {0 1 2} {
+ lappend vals "$lv$ov"
+ }
+ }
+ return $vals
+}
+proc filter-icon/lockown {lockown} { return [code-lockown2icon $lockown] }
+proc filter-default/lockown {lockown} {
+ return [regexp {^[01]|^2[^1]} $lockown]
+}
+proc filter-says-yes/lockown {codel} {
+ set lockown [lindex $codel 3]
+ upvar #0 filter_lockown($lockown) yes
+ debug "FILTER-SAYS-YES/LOCKOWN $codel $lockown $yes"
+ return $yes
+}
+
+proc filter-validate/xabbre {re} {
+ if {[catch {
+ regexp -- $re {}
+ } emsg]} {
+ regsub {^.*:\s*} $emsg {} emsg
+ regsub {^.*(.{30})$} $emsg {\1} emsg
+ return $emsg
+ }
+ return {}
+}
+proc filter-says-yes/xabbre {codel} {
+ global filter_xabbre
+ set xabbrev [lindex $codel 4]
+ return [regexp -- $filter_xabbre $xabbrev]
+}
+
+proc make-tickbox-filter {fil label rows inrow} {
+ set values [filter-values/$fil]
+
+ if {![catch { info args filter-icon/$fil }]} {
+ set label_get { filter-icon/$fil $val }
+ set label_kind image
+ } else {
+ set label_get { filter-map/$fil $val }
+ set label_kind text
+ }
+
+ set fw [make-filter $fil $label frame]
+
+ populate-control-grid-tickboxes $fw $rows $inrow filter_$fil \
+ $values $values \
+ $label_kind val { filter-default/$fil $val } $label_get
+}
+
+proc entry-filter-changed {fw fil n1 n2 op} {
+ global errorInfo
+ upvar #0 filter_$fil realvar
+ upvar #0 filterentered_$fil entryvar
+ global def_background
+ debug "entry-filter-changed $fw $fil $entryvar"
+ if {[catch {
+ set error [filter-validate/$fil $entryvar]
+ if {[string length $error]} {
+ $fw.error configure -text $error -foreground white -background red
+ } else {
+ $fw.error configure -text { } -background $def_background
+ set realvar $entryvar
+ redraw-needed
+ }
+ } emsg]} {
+ puts stderr "FILTER CHECK ERROR $emsg $errorInfo"
+ }
+}
+
+proc make-entry-filter {fil label def} {
+ global filterentered_$fil
+ upvar #0 filter_$fil realvar
+ set realvar $def
+ set fw [make-filter $fil $label frame]
+ entry $fw.entry -textvariable filterentered_$fil
+ label $fw.error
+ glset def_background [$fw.error cget -background]
+ trace add variable filterentered_$fil write \
+ [list entry-filter-changed $fw $fil]
+ pack $fw.entry $fw.error -side top -anchor w
+}
+
+proc make-filter {fil label ekind} {
+ global filters
+ lappend filters $fil
+ return [make-control .filter $fil $label $ekind]
+}
+
+proc make-filters {} {
+ make-tickbox-filter size Size 2 0
+ make-tickbox-filter lockown "Lock/\nowner" 2 6
+ make-entry-filter xabbre "Flags\n regexp" {}
+}
+
+proc filterstyle-changed {n1 n2 op} {
+ global filterstyle
+ debug "filterstyle-changed $filterstyle"
+ redraw-needed
+}
+
+proc filters-say-yes {code} {
+ global filters filterstyle
+ set codel [split $code _]
+ set lockown [lindex $codel 3]
+ switch -exact $filterstyle {
+ 0 { return 1 }
+ 1 { return [filter-default/lockown $lockown] }
+ 2 { return [regexp {^.0} $lockown] }
+ 3 { }
+ default { error $filterstyle }
+ }
+
+ foreach fil $filters {
+ if {![filter-says-yes/$fil $codel]} {
+ debug "FILTERS-SAY-YES $code NO $fil"
+ return 0
+ }
+ }
+ debug "FILTERS-SAY-YES $code YES $filters"
+ return 1