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90 lines
2.1 KiB
Ruby
90 lines
2.1 KiB
Ruby
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#!/usr/bin/env ruby
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##
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## command.rb
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##
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## This demo shows the use of the table widget's -command options
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##
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## ( based on 'command.tcl' included source archive of tktable extension )
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##
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require 'tk'
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require 'tkextlib/tktable'
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# create the table
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data = TkVariable.new_hash
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rows = 10
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cols = 10
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# fill table variable
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((-(rows))..rows).each{|x|
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((-(cols))..cols).each{|y|
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data[x,y] = "#{x} x #{y}"
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}
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}
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lbl = TkLabel.new(:text=>"TkTable :command Example")
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cur_var = TkVariable.new
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current = TkLabel.new(:textvariable=>cur_var, :width=>5)
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ent_var = TkVariable.new
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entry = TkEntry.new(:textvariable=>ent_var)
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table = Tk::TkTable.new(:rows=>rows, :cols=>cols,
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:command=>[proc{|mode, cell, val|
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if (mode == :w)
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data[cell] = val
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else
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begin
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data[cell] # exist
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rescue
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'' # not exist
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end
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end
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}, '%i %C %s'],
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:width=>6, :height=>6,
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:titlerows=>1, :titlecols=>1,
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:roworigin=>-1, :colorigin=>-1,
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:rowstretchmode=>:last, :colstretchmode=>:last,
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:rowtagcommand=>proc{|row|
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row = Integer(row)
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return 'OddRow' if row>0 && row%2 == 1
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},
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:coltagcommand=>proc{|col|
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col = Integer(col)
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return 'OddCol' if col>0 && col%2 == 1
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},
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:selectmode=>:extended, :flashmode=>true,
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:rowstretch=>:unset, :colstretch=>:unset,
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:browsecommand=>[proc{|w, s|
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cur_var.value = s
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ent_var.value = w.get(s)
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}, '%W %S'],
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:validate=>true,
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:validatecommand=>proc{|e|
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ent_var.value = e.new_value; true
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})
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=begin
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:validatecommand=>[
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proc{|s|
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ent_var.value = s; true
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}, '%S'])
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=end
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sx = table.xscrollbar(TkScrollbar.new)
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sy = table.yscrollbar(TkScrollbar.new)
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entry.bind('Return', proc{|w| table.curvalue = w.value}, '%W')
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Tk.grid(lbl, '-', '-', :sticky=>:ew)
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Tk.grid(current, entry, '-', :sticky=>:ew)
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Tk.grid(table, '-', sy, :sticky=>:news)
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Tk.grid(sx, '-', :sticky=>:ew)
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Tk.root.grid_columnconfig(1, :weight=>1)
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Tk.root.grid_rowconfig(2, :weight=>1)
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table.tag_configure('OddRow', :bg=>'orange', :fg=>'purple')
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table.tag_configure('OddCol', :bg=>'brown', :fg=>'pink')
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puts "Table is #{table.path}"
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Tk.mainloop
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