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This page uses Tcl8/Expect 5.2 for windows to develop Slot_Calculator_Demo. (Note: file is working in Expect5.2, but i did not put in statement "require Expect5.2" since lock with report error on some ports.)
In developing a computer program or application, it is helpful to develop analogs for the individual tasks of the application.
This program is finding inner diagonal of rectangular box, a subroutine was written for finding the square root of the sum of the squares for three sides, or successive numbers.
# pretty print from autoindent and ased editor #!/usr/bin/env wish # finding inner diagonal of rectangular box # Slot_Calculator_Demo # 5Jan2009, [gold] package require Tk package require tile set reportcard "ready" set reportcard2 "zero entry detected !!! " set w .form catch {destroy $w} toplevel $w wm title $w "Sum Geometric Series" wm iconname $w "form" label .title -text "Calculator" -font {Times 32 bold} -relief raised -fg blue -bg seashell3 frame .puzzle -bg aquamarine4 frame .f1 frame .f2 frame .f3 frame .f4 frame .f5 set colorgrd seashell4 set colorback bisque set colorwarning tomato1 label .l1 -text "side 1" -background seashell1 -width 25 -anchor w entry .e1 -textvariable side1 -background $colorback pack .l1 .e1 -in .f1 -side left label .l2 -text "side 2" -background seashell2 -width 25 -anchor w entry .e2 -textvariable side2 -background $colorback pack .l2 .e2 -in .f2 -side left label .l3 -text "side 3 " -background seashell3 -width 25 -anchor w entry .e3 -textvariable side3 -background $colorback pack .l3 .e3 -in .f3 -side left label .l4 -text "inner diagonal, rectangular box " -background seashell2 -width 25 -anchor w entry .e4 -textvariable answer2 -background $colorback pack .l4 .e4 -in .f5 -side left pack .f1 .f2 .f3 .f5 -in .puzzle -side top -expand 1 frame .answer -bd 2 -relief ridge -bg aquamarine4 proc Scrolled_Text { f args } { frame $f eval {text $f.text -wrap word -xscrollcommand [list $f.xscroll set] -yscrollcommand [list $f.yscroll set]} $args scrollbar $f.xscroll -orient horizontal -command [list $f.text xview] scrollbar $f.yscroll -orient vertical -command [list $f.text yview] grid $f.text $f.yscroll -sticky news grid $f.xscroll -sticky news grid rowconfigure $f 0 -weight 1 grid columnconfigure $f 0 -weight 1 return $f.text } global t x set t [Scrolled_Text .eval -width 20 -height 5 -bg bisque] set x [Scrolled_Text .eval2 -width 20 -height 5 -bg bisque] pack .eval .eval2 -fill both -expand true -side left -in .answer $t insert end " identified1 !!![ winfo children . ]" ; $x insert end " identified2 !!! [ winfo children . ]" ; pack .answer -in .puzzle -side bottom -pady {10 0} frame .buttons -bg aquamarine4 ::ttk::button .calculater -text "Solve" -command { calculate side1 side2 side3 } ::ttk::button .test2 -text "Testcase1" -command {testcasexxxx 1 2 3 3.74} ::ttk::button .test3 -text "Testcase2" -command {testcasexxxx 3 5 9 10.72} ::ttk::button .test4 -text "Testcase3" -command {testcasexxxx 20 30 40 53.85} ::ttk::button .clearallx -text clear -command {clearall $w } ::ttk::button .about -text About -command About ::ttk::button .exit -text exit -command {exit} pack .calculater -in .buttons -side top -padx 10 -pady 5 pack .clearallx .about .exit .test4 .test3 .test2 -side bottom -in .buttons grid .title - -pady 10 -padx 10 -ipadx 10 grid .puzzle .buttons -sticky ns -pady {0 10} proc testcasexxxx { de1 de2 de3 wer } { # testcase is side of 5 units and 30 units # result or product is 150 units global side1 side2 side3 answer2 x t set answer2 "" set answer5 "" set side1 $de1 set side2 $de2 set side3 $de3 set answer2 " testcase, ans=$wer " $x insert 1.0 " testcase entered, answer = $wer " $t insert 1.0 " testcase entered, answer = $wer " } proc clearall { w } { global colorwarning global colorback global side1 side2 side3 answer2 x t set side1 "" set side2 "" set side3 "" set answer2 "" } proc sumsquares { args } { set sum 0 foreach item $args { incr sum [ expr { $item * $item } ] } return [ expr { sqrt($sum) } ] } proc fac x {expr {$x<2? 1: $x*[fac [incr x -1]]}} proc calculate { ide1 ide2 ide3 } { global colorwarning global colorback global answer2 x t global side1 side2 side3 set answer2 "" set xside1 $side1 set xside2 $side2 set xside3 $side3 set answer2 [ sumsquares $side1 $side2 $side3 ] $x insert 1.0 "$side1 $side2 $side3, answer = $answer2 " $t insert 1.0 "$side1 $side2 $side3, answer = $answer2 " } proc About {} { set msg "Calculator for inner diagonal of rectangular box. square root of sum of squares." tk_messageBox -title "About" -message $msg } . configure -borderwidth 10 -highlightthickness 2 -relief raised -highlightcolor DarkOliveGreen -background aquamarine4 console hide
#!/usr/bin/env wish # Slot_Calculator_Demo # 5Jan2009, [gold] set w .form catch {destroy $w} toplevel $w wm title $w "Slot Calculator Demo" wm iconname $w "form" set colorgrd seashell4 set colorback bisque set colorwarning tomato1 set reportcard "ready" set reportcard2 "zero entry detected !!! " set side1 3 set side2 50 proc testcasexxxx { w side1 side2 answer } { # testcase is side of 5 units and 30 units # result or product is 150 units foreach i {f1 f2 f3 f4 f5} { $w.$i.entry delete 0 end } $w.f2.entry insert end $side1 $w.f3.entry insert end $side2 $w.f4.entry insert end "" $w.f5.entry insert end "testcase entered, ans=$answer" } proc clearall { w } { global colorwarning global colorback foreach i {f1 f2 f3 f4 f5} { $w.$i.entry delete 0 end }} proc calculate { w side1 side2 } { global colorwarning global colorback global answer2 $w.f4.entry delete 0 end $w.f5.entry delete 0 end set side1 [ $w.f2.entry get ] set side2 [ $w.f3.entry get ] $w.f5.entry configure -background $colorback set answer2 [ expr { $side1 * $side2 } ] $w.f4.entry insert end $answer2 if {$answer2 <= 0.0000001} { $w.f5.entry delete 0 end $w.f5.entry configure -background $colorwarning $w.f5.entry insert end "warning, negative or near zero detected in answer" } if {$side1 <= 0.0000001} { $w.f5.entry delete 0 end $w.f5.entry configure -background $colorwarning $w.f5.entry insert end "warning, negative or near zero detected in entry" } if {$side2 <= 0.0000001} { $w.f5.entry delete 0 end $w.f5.entry configure -background $colorwarning $w.f5.entry insert end "warning, negative or near zero detected in entry" } if {$answer2 <= 0.0000001} { $w.f5.entry configure -background $colorwarning $w.f5.entry insert end " !!! extra warning, negative or near zero detected in answer" } } proc lpick L {lindex $L [expr int(rand()*[llength $L])]; \ #suchenwirth_subroutine;} proc colorpicker jill { set jill [lpick { seashell1 seashell2 seashell3}] return $jill; } label $w.msg -wraplength 4i -justify left -text "Slot Calculator Demo." pack $w.msg -side top #frame $w.buttons #pack $w.buttons -side bottom -fill x -pady 2m #button $w.buttons.dismiss -background $colorgrd -text exit -command "destroy $w" #button $w.buttons.clear -background $colorgrd -text "clear" -command { clearall $w } #button $w.buttons.testcase2 -background $colorgrd -text "testcase" -command { testcasexxxx $w 3 50 150} #button $w.buttons.calculate -text calculate -background $colorgrd -command {calculate $w $side1 $side2} #pack $w.buttons.calculate $w.buttons.clear $w.buttons.dismiss $w.buttons.testcase2 -side left -expand 1 frame $w.buttons pack $w.buttons -side bottom -fill x -pady 2m foreach i {x1 x2 x3 x4 x5 x6} { frame $w.$i -bd 5 button $w.$i.button -background $colorgrd -width 15 -text exit -command "destroy $w" pack $w.$i.button -side left } pack $w.x1 $w.x2 $w.x3 $w.x4 $w.x5 $w.x6 -side bottom -fill x -expand 1 $w.x5.button config -text "testcase3" -command { testcasexxxx $w 4 3 12} $w.x3.button config -text "clear" -command { clearall $w } $w.x6.button config -text calculate -background $colorgrd -command {calculate $w $side1 $side2} $w.x1.button config -text "testcase2" -command { testcasexxxx $w 3 50 150} $w.x2.button config -text "testcase1" -command { testcasexxxx $w 5 6 30} $w.x4.button config -text "exit" foreach i {f1 f2 f3 f4 f5} { frame $w.$i -bd 2 entry $w.$i.entry -relief sunken -width 20 -background $colorback label $w.$i.label -background [ colorpicker $colorback] pack $w.$i.entry -side right pack $w.$i.label -side left } $w.f1.label config -text factor1: $w.f2.label config -text side1: $w.f3.label config -text side2: $w.f4.label config -text answer: $w.f5.label config -text report: pack $w.msg $w.f1 $w.f2 $w.f3 $w.f4 $w.f5 -side top -fill x console hide bind $w <Return> "destroy $w" focus $w.f1.entry
#!/usr/bin/env wish ####finding area of rectangle from length of two sides # Slot_Calculator_Demo # 5Jan2009, [gold] set w .form catch {destroy $w} toplevel $w wm title $w "Slot Calculator Demo" wm iconname $w "form" set colorgrd seashell4 set colorback bisque set colorwarning tomato1 set reportcard "ready" set reportcard2 "zero entry detected !!! " set reportcard3 "stinker null entered !!! " set side1 3 set side2 50 proc testcasexxxx { w side1 side2 answer } { # testcase is side of 5 units and 30 units # result or product is 150 units foreach i {f1 f2 f3 f4 f5} { $w.$i.entry delete 0 end } $w.f2.entry insert end $side1 $w.f3.entry insert end $side2 $w.f4.entry insert end "" $w.f5.entry insert end "testcase entered, ans=$answer" } proc clearall { w } { global colorwarning global colorback foreach i {f1 f2 f3 f4 f5} { $w.$i.entry configure -background $colorback $w.$i.entry delete 0 end }} proc calculate { w side1 side2 } { global colorwarning global colorback global answer2 global reportcard3 $w.f4.entry delete 0 end $w.f5.entry delete 0 end set side1 [ $w.f2.entry get ] set side2 [ $w.f3.entry get ] if {[ $w.f2.entry get]==""} { $w.f2.entry configure -background $colorwarning } if {[ $w.f3.entry get]==""} { $w.f3.entry configure -background $colorwarning } if {[ $w.f2.entry get]==0} { $w.f2.entry configure -background $colorwarning } if {[ $w.f3.entry get]==0} { $w.f3.entry configure -background $colorwarning } set side1 [ $w.f2.entry get ] set side2 [ $w.f3.entry get ] if { $side1 == "" } { set side1 0 } if { $side2 == "" } { set side2 0 } $w.f5.entry configure -background $colorback set answer2 [ expr { $side1 * $side2 } ] $w.f4.entry insert end $answer2 if {$answer2 <= 0.0000001} { $w.f5.entry delete 0 end $w.f5.entry configure -background $colorwarning $w.f5.entry insert end "warning, negative or near zero detected in answer" } if {$side1 <= 0.0000001} { $w.f5.entry delete 0 end $w.f5.entry configure -background $colorwarning $w.f5.entry insert end "warning, negative or near zero detected in entry" } if {$side2 <= 0.0000001} { $w.f5.entry delete 0 end $w.f5.entry configure -background $colorwarning $w.f5.entry insert end "warning, negative or near zero detected in entry" } if {$answer2 <= 0.0000001} { $w.f5.entry configure -background $colorwarning $w.f5.entry insert end " !!! extra warning, negative or near zero detected in answer" } if {[ $w.f5.entry get]==""} { foreach i {f1 f2 f3 f4 f5} { $w.$i.entry configure -background $colorback } } } proc lpick L {lindex $L [expr int(rand()*[llength $L])]; \ #suchenwirth_subroutine;} proc colorpicker jill { set jill [lpick { seashell1 seashell2 seashell3}] return $jill; } label $w.msg -wraplength 4i -justify left -text "Slot Calculator Demo." pack $w.msg -side top #frame $w.buttons #pack $w.buttons -side bottom -fill x -pady 2m #button $w.buttons.dismiss -background $colorgrd -text exit -command "destroy $w" #button $w.buttons.clear -background $colorgrd -text "clear" -command { clearall $w } #button $w.buttons.testcase2 -background $colorgrd -text "testcase" -command { testcasexxxx $w 3 50 150} #button $w.buttons.calculate -text calculate -background $colorgrd -command {calculate $w $side1 $side2} #pack $w.buttons.calculate $w.buttons.clear $w.buttons.dismiss $w.buttons.testcase2 -side left -expand 1 frame $w.buttons pack $w.buttons -side bottom -fill x -pady 2m foreach i {x1 x2 x3 x4 x5 x6 x7} { frame $w.$i -bd 5 button $w.$i.button -background $colorgrd -width 15 -text exit -command "destroy $w" pack $w.$i.button -side left } pack $w.x1 $w.x2 $w.x3 $w.x4 $w.x5 $w.x6 $w.x7 -side bottom -fill x -expand 1 $w.x5.button config -text "testcase3" -command { clearall $w; testcasexxxx $w 4 3 12} $w.x3.button config -text "clear" -command { clearall $w } $w.x7.button config -text calculate -background $colorgrd -command {calculate $w $side1 $side2} $w.x1.button config -text "testcase2" -command { clearall $w;testcasexxxx $w 3 50 150} $w.x2.button config -text "testcase1" -command { clearall $w; testcasexxxx $w 5 6 30} $w.x4.button config -text "exit" $w.x6.button config -text "testcase4" -command { clearall $w;testcasexxxx $w 4 "" 12; } foreach i {f1 f2 f3 f4 f5} { frame $w.$i -bd 2 entry $w.$i.entry -relief sunken -width 20 -background $colorback label $w.$i.label -background [ colorpicker $colorback] pack $w.$i.entry -side right pack $w.$i.label -side left } $w.f1.label config -text factor1: $w.f2.label config -text side1: $w.f3.label config -text side2: $w.f4.label config -text answer: $w.f5.label config -text report: pack $w.msg $w.f1 $w.f2 $w.f3 $w.f4 $w.f5 -side top -fill x console hide bind $w <Return> "destroy $w" focus $w.f1.entry
#!/usr/bin/env wish #start of deck #start of deck #start of deck #start of deck # finding inner diagonal of rectangular box # Slot_Calculator_Demo # 5Jan2009, [gold] set w .form catch {destroy $w} toplevel $w wm title $w "Slot Calculator Demo" wm iconname $w "form" set colorgrd seashell4 set colorback bisque set colorwarning tomato1 set reportcard "ready" set reportcard2 "zero entry detected !!! " set side1 3 set side2 50 set side3 5 proc testcasexxxx { w side1 side2 side3 answer } { # testcase is side of 5 units and 30 units # result or product is 150 units foreach i {f1 f2 f3 f4 f5} { $w.$i.entry delete 0 end } $w.f1.entry insert end $side1 $w.f2.entry insert end $side2 $w.f3.entry insert end $side3 $w.f4.entry insert end "" $w.f5.entry insert end "testcase, ans=$answer" } proc clearall { w } { global colorwarning global colorback foreach i {f1 f2 f3 f4 f5} { $w.$i.entry delete 0 end }} proc sumsquares { args } { set sum 0 foreach item $args { incr sum [ expr { $item * $item } ] } return [ expr { sqrt($sum) } ] } proc calculate { w side1 side2 side3 } { global colorwarning global colorback global answer2 $w.f4.entry delete 0 end $w.f5.entry delete 0 end set side1 [ $w.f1.entry get ] set side2 [ $w.f2.entry get ] set side3 [ $w.f3.entry get ] $w.f5.entry configure -background $colorback # set answer2 [ expr { $side1 * $side2 } ] set answer2 [ sumsquares $side1 $side2 $side3 ] $w.f4.entry insert end $answer2 if {$answer2 <= 0.0000001} { $w.f5.entry delete 0 end $w.f5.entry configure -background $colorwarning $w.f5.entry insert end "warning, negative or near zero detected in answer" } if {$side1 <= 0.0000001} { $w.f5.entry delete 0 end $w.f5.entry configure -background $colorwarning $w.f5.entry insert end "warning, negative or near zero detected in entry" } if {$side2 <= 0.0000001} { $w.f5.entry delete 0 end $w.f5.entry configure -background $colorwarning $w.f5.entry insert end "warning, negative or near zero detected in entry" } if {$answer2 <= 0.0000001} { $w.f5.entry configure -background $colorwarning $w.f5.entry insert end " !!! extra warning, negative or near zero detected in answer" } } proc lpick L {lindex $L [expr int(rand()*[llength $L])]; \ #suchenwirth_subroutine;} proc colorpicker jill { set jill [lpick { seashell1 seashell2 seashell3}] return $jill; } label $w.msg -wraplength 4i -justify left -text "Slot Calculator Demo." pack $w.msg -side top #frame $w.buttons #pack $w.buttons -side bottom -fill x -pady 2m #button $w.buttons.dismiss -background $colorgrd -text exit -command "destroy $w" #button $w.buttons.clear -background $colorgrd -text "clear" -command { clearall $w } #button $w.buttons.testcase2 -background $colorgrd -text "testcase" -command { testcasexxxx $w 3 50 4 50} #button $w.buttons.calculate -text calculate -background $colorgrd -command {calculate $w $side1 $side2 $side3 } #pack $w.buttons.calculate $w.buttons.clear $w.buttons.dismiss $w.buttons.testcase2 -side left -expand 1 frame $w.buttons pack $w.buttons -side bottom -fill x -pady 2m foreach i {x1 x2 x3 x4 x5 x6} { frame $w.$i -bd 5 button $w.$i.button -background $colorgrd -width 15 -text exit -command "destroy $w" pack $w.$i.button -side left } pack $w.x1 $w.x2 $w.x3 $w.x4 $w.x5 $w.x6 -side bottom -fill x -expand 1 $w.x5.button config -text "testcase3" -command { testcasexxxx $w 1 3 5 5.92 } $w.x3.button config -text "clear" -command { clearall $w } $w.x6.button config -text calculate -background $colorgrd -command {calculate $w $side1 $side2 $side3} $w.x1.button config -text "testcase2" -command { testcasexxxx $w 1 2 3 3.74 } $w.x2.button config -text "testcase1" -command { testcasexxxx $w 1 1 1 1.73 } $w.x4.button config -text "exit" foreach i {f1 f2 f3 f4 f5} { frame $w.$i -bd 2 entry $w.$i.entry -relief sunken -width 20 -background $colorback label $w.$i.label -background [ colorpicker $colorback] pack $w.$i.entry -side right pack $w.$i.label -side left } $w.f1.label config -text side1: $w.f2.label config -text side2: $w.f3.label config -text side3: $w.f4.label config -text answer: $w.f5.label config -text report: pack $w.msg $w.f1 $w.f2 $w.f3 $w.f4 $w.f5 -side top -fill x console hide bind $w <Return> "destroy $w" focus $w.f1.entry
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gold 25Jun2010, Change: Found out how to do a color blanket.
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