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ruby--ruby/ext/tk/sample/demos-jp/mclist.rb
nobu 287a34ae0d * {ext,lib,test}/**/*.rb: removed trailing spaces.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-03-06 03:56:38 +00:00

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# -*- coding: euc-jp -*-
#
# mclist.rb --
#
# This demonstration script creates a toplevel window containing a Ttk
# tree widget configured as a multi-column listbox.
#
# based on "Id: mclist.tcl,v 1.3 2007/12/13 15:27:07 dgp Exp"
if defined?($mclist_demo) && $mclist_demo
$mclist_demo.destroy
$mclist_demo = nil
end
$mclist_demo = TkToplevel.new {|w|
title("Multi-Column List")
iconname("mclist")
positionWindow(w)
}
base_frame = TkFrame.new($mclist_demo).pack(:fill=>:both, :expand=>true)
## Explanatory text
Ttk::Label.new(base_frame, :font=>$font, :wraplength=>'4i',
:justify=>:left, :anchor=>'n', :padding=>[10, 2, 10, 6],
:text=><<EOL).pack(:fill=>:x)
Ttkとは\
Ttk::Treeviewウィジェットは\
Ttkウィジェットセットに含まれるウィジェットの一つで\
\
(heading)\
\
\
EOL
## See Code / Dismiss
Ttk::Frame.new(base_frame) {|frame|
sep = Ttk::Separator.new(frame)
Tk.grid(sep, :columnspan=>4, :row=>0, :sticky=>'ew', :pady=>2)
TkGrid('x',
Ttk::Button.new(frame, :text=>'コード参照',
:image=>$image['view'], :compound=>:left,
:command=>proc{showCode 'mclist'}),
Ttk::Button.new(frame, :text=>'閉じる',
:image=>$image['delete'], :compound=>:left,
:command=>proc{
$mclist_demo.destroy
$mclist_demo = nil
}),
:padx=>4, :pady=>4)
grid_columnconfigure(0, :weight=>1)
pack(:side=>:bottom, :fill=>:x)
}
container = Ttk::Frame.new(base_frame)
tree = Ttk::Treeview.new(base_frame, :columns=>%w(country capital currency),
:show=>:headings)
if Tk.windowingsystem != 'aquq'
vsb = tree.yscrollbar(Ttk::Scrollbar.new(base_frame))
hsb = tree.xscrollbar(Ttk::Scrollbar.new(base_frame))
else
vsb = tree.yscrollbar(Tk::Scrollbar.new(base_frame))
hsb = tree.xscrollbar(Tk::Scrollbar.new(base_frame))
end
container.pack(:fill=>:both, :expand=>true)
Tk.grid(tree, vsb, :in=>container, :sticky=>'nsew')
Tk.grid(hsb, :in=>container, :sticky=>'nsew')
container.grid_columnconfigure(0, :weight=>1)
container.grid_rowconfigure(0, :weight=>1)
## The data we're going to insert
data = [
['アルゼンチン', 'ブエノスアイレス', 'ARS'],
['オーストラリア', 'キャンベラ', 'AUD'],
['ブラジル', 'ブラジリア', 'BRL'],
['カナダ', 'オタワ', 'CAD'],
['中国', '北京', 'CNY'],
['フランス', 'パリ', 'EUR'],
['ドイツ', 'ベルリン', 'EUR'],
['インド', 'ニューデリー', 'INR'],
['イタリア', 'ローマ', 'EUR'],
['日本', '東京', 'JPY'],
['メキシコ', 'メキシコシティ', 'MXN'],
['ロシア', 'モスクワ', 'RUB'],
['南アフリカ', 'プレトリア', 'ZAR'],
['英国', 'ロンドン', 'GBP'],
['アメリカ', 'ワシントン D.C.', 'USD'],
]
## Code to insert the data nicely
font = Ttk::Style.lookup(tree[:style], :font)
cols = %w(country capital currency)
cols.zip(%w(国名 首都 通貨)).each{|col, name|
tree.heading_configure(col, :text=>name,
:command=>proc{sort_by(tree, col, false)})
tree.column_configure(col, :width=>TkFont.measure(font, name))
}
data.each{|country, capital, currency|
#tree.insert('', :end, :values=>[country, capital, currency])
tree.insert(nil, :end, :values=>[country, capital, currency])
cols.zip([country, capital, currency]).each{|col, val|
len = TkFont.measure(font, "#{val} ")
if tree.column_cget(col, :width) < len
tree.column_configure(col, :width=>len)
end
}
}
## Code to do the sorting of the tree contents when clicked on
def sort_by(tree, col, direction)
tree.children(nil).map!{|row| [tree.get(row, col), row.id]} .
sort(&((direction)? proc{|x, y| y <=> x}: proc{|x, y| x <=> y})) .
each_with_index{|info, idx| tree.move(info[1], nil, idx)}
tree.heading_configure(col, :command=>proc{sort_by(tree, col, ! direction)})
end