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#!/usr/bin/env wish #============================================================================== # Demonstrates the interactive tablelist cell editing with the aid of some # widgets from the BWidget package and of the Tk core checkbutton and # menubutton widgets. # # Copyright (c) 2004-2020 Csaba Nemethi (E-mail: csaba.nemethi@t-online.de) #============================================================================== package require Tk 8.4 ;# because of "-compound" package require tablelist 6.10 package require BWidget wm title . "Serial Line Configuration" # # Add some entries to the Tk option database # set dir [file dirname [info script]] source [file join $dir option.tcl] option add *Tablelist*Entry.background white # # Create the images "checkedImg" and "uncheckedImg", as well as 16 images of # names like "img#FF0000", displaying colors identified by names like "red" # source [file join $dir images.tcl] # # Register some widgets from the BWidget package for interactive cell editing # tablelist::addBWidgetEntry tablelist::addBWidgetSpinBox tablelist::addBWidgetComboBox # # Create a tablelist widget with editable columns (except the first one) # set tbl .tbl tablelist::tablelist $tbl \ -columns {0 "No." right 0 "Available" center 0 "Name" left 0 "Baud Rate" right 0 "Data Bits" center 0 "Parity" left 0 "Stop Bits" center 0 "Handshake" left 0 "Activation Date" center 0 "Activation Time" center 0 "Cable Color" center} \ -editstartcommand editStartCmd -editendcommand editEndCmd \ -height 0 -width 0 if {[$tbl cget -selectborderwidth] == 0} { $tbl configure -spacing 1 } $tbl columnconfigure 0 -sortmode integer $tbl columnconfigure 1 -name available -editable yes -editwindow checkbutton \ -formatcommand emptyStr $tbl columnconfigure 2 -name lineName -editable yes -editwindow Entry \ -sortmode dictionary $tbl columnconfigure 3 -name baudRate -editable yes -editwindow ComboBox \ -sortmode integer $tbl columnconfigure 4 -name dataBits -editable yes -editwindow SpinBox $tbl columnconfigure 5 -name parity -editable yes -editwindow ComboBox $tbl columnconfigure 6 -name stopBits -editable yes -editwindow ComboBox $tbl columnconfigure 7 -name handshake -editable yes -editwindow ComboBox $tbl columnconfigure 8 -name actDate -editable yes -editwindow Entry \ -formatcommand formatDate -sortmode integer $tbl columnconfigure 9 -name actTime -editable yes -editwindow Entry \ -formatcommand formatTime -sortmode integer $tbl columnconfigure 10 -name color -editable yes -editwindow menubutton \ -formatcommand emptyStr proc emptyStr val { return "" } proc formatDate val { return [clock format $val -format "%Y-%m-%d"] } proc formatTime val { return [clock format $val -format "%H:%M:%S"] } # # Populate the tablelist widget; set the activation # date & time to 10 minutes past the current clock value # set clock [expr {[clock seconds] + 600}] for {set i 0; set n 1} {$i < 16} {set i $n; incr n} { $tbl insert end [list $n [expr {$i < 8}] "Line $n" 9600 8 None 1 XON/XOFF \ $clock $clock [lindex $colorNames $i]] set availImg [expr {($i < 8) ? "checkedImg" : "uncheckedImg"}] $tbl cellconfigure end,available -image $availImg $tbl cellconfigure end,color -image img[lindex $colorValues $i] } set btn [button .btn -text "Close" -command exit] # # Manage the widgets # pack $btn -side bottom -pady 7p pack $tbl -side top -expand yes -fill both #------------------------------------------------------------------------------ # editStartCmd # # Applies some configuration options to the edit window; if the latter is a # ComboBox, the procedure populates it. #------------------------------------------------------------------------------ proc editStartCmd {tbl row col text} { set w [$tbl editwinpath] switch [$tbl columncget $col -name] { lineName { # # Set an upper limit of 20 for the number of characters # $w configure -invalidcommand bell -validate key \ -validatecommand {expr {[string length %P] <= 20}} } baudRate { # # Populate the ComboBox and allow no more # than 6 digits in its Entry component # $w configure -values {50 75 110 300 1200 2400 4800 9600 19200 38400 57600 115200 230400 460800 921600} $w configure -invalidcommand bell -validate key -validatecommand \ {expr {[string length %P] <= 6 && [regexp {^[0-9]*$} %S]}} } dataBits { # # Configure the SpinBox # $w configure -range {5 8 1} -editable no } parity { # # Populate the ComboBox and make it non-editable # $w configure -values {None Even Odd Mark Space} -editable no } stopBits { # # Populate the ComboBox and make it non-editable # $w configure -values {1 1.5 2} -editable no } handshake { # # Populate the ComboBox and make it non-editable # $w configure -values {XON/XOFF RTS/CTS None} -editable no } actDate { # # Set an upper limit of 10 for the number of characters # and allow only digits and the "-" character in it # $w configure -invalidcommand bell -validate key -validatecommand \ {expr {[string length %P] <= 10 && [regexp {^[0-9-]*$} %S]}} } actTime { # # Set an upper limit of 8 for the number of characters # and allow only digits and the ":" character in it # $w configure -invalidcommand bell -validate key -validatecommand \ {expr {[string length %P] <= 8 && [regexp {^[0-9:]*$} %S]}} } color { # # Populate the menu and make sure the menubutton will display the # color name rather than $text, which is "", due to -formatcommand # set menu [$w cget -menu] foreach name $::colorNames { $menu add radiobutton -compound left \ -image img$::colors($name) -label $name } $menu entryconfigure 8 -columnbreak 1 return [$tbl cellcget $row,$col -text] } } return $text } #------------------------------------------------------------------------------ # editEndCmd # # Performs a final validation of the text contained in the edit window and gets # the cell's internal content. #------------------------------------------------------------------------------ proc editEndCmd {tbl row col text} { switch [$tbl columncget $col -name] { available { # # Update the image contained in the cell # set img [expr {$text ? "checkedImg" : "uncheckedImg"}] $tbl cellconfigure $row,$col -image $img } baudRate { # # Check whether the baud rate is an integer in the range 50..921600 # if {![regexp {^[0-9]+$} $text] || $text < 50 || $text > 921600} { bell tk_messageBox -title "Error" -icon error -message \ "The baud rate must be an integer in the range 50..921600" $tbl rejectinput } } actDate { # # Get the activation date in seconds from the last argument # if {[catch {clock scan $text} actDate] != 0} { bell tk_messageBox -title "Error" -icon error -message "Invalid date" $tbl rejectinput return "" } # # Check whether the activation clock value is later than the # current one; if this is the case then make sure the cells # "actDate" and "actTime" will have the same internal value # set actTime [$tbl cellcget $row,actTime -text] set actClock [clock scan [formatTime $actTime] -base $actDate] if {$actClock <= [clock seconds]} { bell tk_messageBox -title "Error" -icon error -message \ "The activation date & time must be in the future" $tbl rejectinput } else { $tbl cellconfigure $row,actTime -text $actClock return $actClock } } actTime { # # Get the activation clock value in seconds from the last argument # set actDate [$tbl cellcget $row,actDate -text] if {[catch {clock scan $text -base $actDate} actClock] != 0} { bell tk_messageBox -title "Error" -icon error -message "Invalid time" $tbl rejectinput return "" } # # Check whether the activation clock value is later than the # current one; if this is the case then make sure the cells # "actDate" and "actTime" will have the same internal value # if {$actClock <= [clock seconds]} { bell tk_messageBox -title "Error" -icon error -message \ "The activation date & time must be in the future" $tbl rejectinput } else { $tbl cellconfigure $row,actDate -text $actClock return $actClock } } color { # # Update the image contained in the cell # $tbl cellconfigure $row,$col -image img$::colors($text) } } return $text }