272 lines
8.1 KiB
Tcl
272 lines
8.1 KiB
Tcl
#!/bin/sh
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# the next line restarts using wish \
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exec wish "$0" ${1+"$@"}
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#==============================================================================
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# Demonstrates the interactive tablelist cell editing with the aid of some
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# widgets from the BWidget package and of the Tk core checkbutton widget.
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#
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# Copyright (c) 2004-2006 Csaba Nemethi (E-mail: csaba.nemethi@t-online.de)
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#==============================================================================
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package require Tk 8.3 ;# because of entry validation
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package require Tablelist
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package require BWidget
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wm title . "Serial Line Configuration"
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#
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# Add some entries to the Tk option database
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#
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set dir [file dirname [info script]]
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source [file join $dir option.tcl]
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option add *Tablelist*Checkbutton.background white
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option add *Tablelist*Checkbutton.activeBackground white
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option add *Tablelist*Entry.background white
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#
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# Register some widgets from the BWidget package for interactive cell editing
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#
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tablelist::addBWidgetEntry
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tablelist::addBWidgetSpinBox
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tablelist::addBWidgetComboBox
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#
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# Create two images, to be displayed in tablelist cells with boolean values
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#
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set checkedImg [image create photo -file [file join $dir checked.gif]]
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set uncheckedImg [image create photo -file [file join $dir unchecked.gif]]
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#
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# Create a tablelist widget with editable columns (except the first one)
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#
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set tbl .tbl
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tablelist::tablelist $tbl \
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-columns {0 "No." right
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0 "Available" center
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0 "Name" left
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0 "Baud Rate" right
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0 "Data Bits" center
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0 "Parity" left
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0 "Stop Bits" center
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0 "Handshake" left
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0 "Activation Date" center
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0 "Activation Time" center} \
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-editstartcommand editStartCmd -editendcommand editEndCmd \
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-height 0 -width 0
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if {[$tbl cget -selectborderwidth] == 0} {
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$tbl configure -spacing 1
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}
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$tbl columnconfigure 0 -sortmode integer
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$tbl columnconfigure 1 -name available -editable yes -editwindow checkbutton \
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-formatcommand emptyStr
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$tbl columnconfigure 2 -name lineName -editable yes -editwindow Entry \
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-sortmode dictionary
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$tbl columnconfigure 3 -name baudRate -editable yes -editwindow ComboBox \
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-sortmode integer
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$tbl columnconfigure 4 -name dataBits -editable yes -editwindow SpinBox
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$tbl columnconfigure 5 -name parity -editable yes -editwindow ComboBox
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$tbl columnconfigure 6 -name stopBits -editable yes -editwindow ComboBox
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$tbl columnconfigure 7 -name handshake -editable yes -editwindow ComboBox
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$tbl columnconfigure 8 -name actDate -editable yes -editwindow Entry \
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-formatcommand formatDate -sortmode integer
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$tbl columnconfigure 9 -name actTime -editable yes -editwindow Entry \
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-formatcommand formatTime -sortmode integer
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proc emptyStr val { return "" }
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proc formatDate val { return [clock format $val -format "%Y-%m-%d"] }
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proc formatTime val { return [clock format $val -format "%H:%M:%S"] }
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#
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# Populate the tablelist widget; set the activation
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# date & time to 10 minutes past the current clock value
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#
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set clock [clock seconds]
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incr clock 600
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for {set n 1} {$n <= 8} {incr n} {
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$tbl insert end [list $n 1 "Line $n" 9600 8 None 1 XON/XOFF $clock $clock]
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$tbl cellconfigure end,available -image $checkedImg
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}
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for {set n 9} {$n <= 16} {incr n} {
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$tbl insert end [list $n 0 "Line $n" 9600 8 None 1 XON/XOFF $clock $clock]
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$tbl cellconfigure end,available -image $uncheckedImg
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}
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set btn [button .btn -text "Close" -command exit]
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#
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# Manage the widgets
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#
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pack $btn -side bottom -pady 10
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pack $tbl -side top -expand yes -fill both
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#------------------------------------------------------------------------------
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# editStartCmd
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#
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# Applies some configuration options to the edit window; if the latter is a
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# ComboBox, the procedure populates it.
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#------------------------------------------------------------------------------
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proc editStartCmd {tbl row col text} {
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set w [$tbl editwinpath]
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switch [$tbl columncget $col -name] {
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lineName {
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#
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# Set an upper limit of 20 for the number of characters
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#
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$w configure -invalidcommand bell -validate key \
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-validatecommand {expr {[string length %P] <= 20}}
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}
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baudRate {
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#
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# Populate the ComboBox and allow no more
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# than 6 digits in its Entry component
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#
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$w configure -values {50 75 110 300 1200 2400 4800 9600 19200 38400
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57600 115200 230400 460800 921600}
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$w configure -invalidcommand bell -validate key -validatecommand \
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{expr {[string length %P] <= 6 && [regexp {^[0-9]*$} %S]}}
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}
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dataBits {
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#
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# Configure the SpinBox
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#
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$w configure -range {5 8 1} -editable no
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}
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parity {
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#
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# Populate the ComboBox and make it non-editable
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#
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$w configure -values {None Even Odd Mark Space} -editable no
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}
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stopBits {
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#
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# Populate the ComboBox and make it non-editable
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#
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$w configure -values {1 1.5 2} -editable no
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}
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handshake {
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#
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# Populate the ComboBox and make it non-editable
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#
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$w configure -values {XON/XOFF RTS/CTS None} -editable no
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}
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actDate {
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#
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# Set an upper limit of 10 for the number of characters
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# and allow only digits and the "-" character in it
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#
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$w configure -invalidcommand bell -validate key -validatecommand \
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{expr {[string length %P] <= 10 && [regexp {^[0-9-]*$} %S]}}
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}
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actTime {
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#
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# Set an upper limit of 8 for the number of characters
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# and allow only digits and the ":" character in it
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#
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$w configure -invalidcommand bell -validate key -validatecommand \
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{expr {[string length %P] <= 8 && [regexp {^[0-9:]*$} %S]}}
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}
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}
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return $text
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}
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#------------------------------------------------------------------------------
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# editEndCmd
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#
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# Performs a final validation of the text contained in the edit window and gets
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# the cell's internal contents.
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#------------------------------------------------------------------------------
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proc editEndCmd {tbl row col text} {
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switch [$tbl columncget $col -name] {
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available {
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#
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# Update the image contained in the cell
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#
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set img [expr {$text ? $::checkedImg : $::uncheckedImg}]
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$tbl cellconfigure $row,$col -image $img
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}
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baudRate {
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#
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# Check whether the baud rate is an integer in the range 50..921600
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#
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if {![regexp {^[0-9]+$} $text] || $text < 50 || $text > 921600} {
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bell
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tk_messageBox -title Error -icon error -type ok -message \
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"The baud rate must be an integer in the range 50..921600"
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$tbl rejectinput
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}
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}
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actDate {
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#
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# Get the activation date in seconds from the last argument
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#
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if {[catch {clock scan $text} actDate] != 0} {
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bell
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tk_messageBox -title Error -icon error -type ok -message \
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"Invalid date"
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$tbl rejectinput
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return ""
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}
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#
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# Check whether the activation clock value is later than the
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# current one; if this is the case then make sure the cells
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# "actDate" and "actTime" will have the same internal value
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#
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set actTime [$tbl cellcget $row,actTime -text]
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set actClock [clock scan [formatTime $actTime] -base $actDate]
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if {$actClock <= [clock seconds]} {
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bell
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tk_messageBox -title Error -icon error -type ok -message \
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"The activation date & time must be in the future"
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$tbl rejectinput
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} else {
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$tbl cellconfigure $row,actTime -text $actClock
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return $actClock
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}
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}
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actTime {
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#
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# Get the activation clock value in seconds from the last argument
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#
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set actDate [$tbl cellcget $row,actDate -text]
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if {[catch {clock scan $text -base $actDate} actClock] != 0} {
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bell
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tk_messageBox -title Error -icon error -type ok -message \
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"Invalid time"
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$tbl rejectinput
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return ""
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}
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#
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# Check whether the activation clock value is later than the
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# current one; if this is the case then make sure the cells
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# "actDate" and "actTime" will have the same internal value
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#
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if {$actClock <= [clock seconds]} {
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bell
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tk_messageBox -title Error -icon error -type ok -message \
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"The activation date & time must be in the future"
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$tbl rejectinput
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} else {
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$tbl cellconfigure $row,actDate -text $actClock
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return $actClock
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}
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}
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}
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return $text
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}
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