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a25fbe3b3e
* parse.y: encoding aware parsing. * parse.y (pragma_encoding): encoding specification pragma. * parse.y (rb_intern3): encoding specified symbols. * string.c (rb_str_length): length based on characters. for older behavior, bytesize method added. * string.c (rb_str_index_m): index based on characters. rindex as well. * string.c (succ_char): encoding aware succeeding string. * string.c (rb_str_reverse): reverse based on characters. * string.c (rb_str_inspect): encoding aware string description. * string.c (rb_str_upcase_bang): encoding aware case conversion. downcase, capitalize, swapcase as well. * string.c (rb_str_tr_bang): tr based on characters. delete, squeeze, tr_s, count as well. * string.c (rb_str_split_m): split based on characters. * string.c (rb_str_each_line): encoding aware each_line. * string.c (rb_str_each_char): added. iteration based on characters. * string.c (rb_str_strip_bang): encoding aware whitespace stripping. lstrip, rstrip as well. * string.c (rb_str_justify): encoding aware justifying (ljust, rjust, center). * string.c (str_encoding): get encoding attribute from a string. * re.c (rb_reg_initialize): encoding aware regular expression * sprintf.c (rb_str_format): formatting (i.e. length count) based on characters. * io.c (rb_io_getc): getc to return one-character string. for older behavior, getbyte method added. * ext/stringio/stringio.c (strio_getc): ditto. * io.c (rb_io_ungetc): allow pushing arbitrary string at the current reading point. * ext/stringio/stringio.c (strio_ungetc): ditto. * ext/strscan/strscan.c: encoding support. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13261 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
103 lines
2.7 KiB
Ruby
103 lines
2.7 KiB
Ruby
# -*- coding: euc-jp -*-
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#
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# widget demo 'load image' (called by 'widget')
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#
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# toplevel widget が存在すれば削除する
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if defined?($image2_demo) && $image2_demo
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$image2_demo.destroy
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$image2_demo = nil
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end
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# demo 用の toplevel widget を生成
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$image2_demo = TkToplevel.new {|w|
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title('Image Demonstration #2')
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iconname("Image2")
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positionWindow(w)
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}
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# label 生成
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msg = TkLabel.new($image2_demo) {
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font $font
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wraplength '4i'
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justify 'left'
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text "このデモではTkの photo image を使用して画像を見ることができます。最初にエントリ内ににディレクトリ名を入れて下さい。次に下のリストボックスにこのディレクトリをロードするため、リターンを押してください。その後、画像を選択するためにリストボックスの中のファイル名をダブルクリックして下さい。"
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}
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msg.pack('side'=>'top')
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# frame 生成
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TkFrame.new($image2_demo) {|frame|
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TkButton.new(frame) {
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#text '了解'
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text '閉じる'
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command proc{
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tmppath = $image2_demo
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$image2_demo = nil
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tmppath.destroy
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}
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}.pack('side'=>'left', 'expand'=>'yes')
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TkButton.new(frame) {
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text 'コード参照'
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command proc{showCode 'image2'}
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}.pack('side'=>'left', 'expand'=>'yes')
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}.pack('side'=>'bottom', 'fill'=>'x', 'pady'=>'2m')
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# 変数生成
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$dirName = TkVariable.new([$demo_dir,'..','images'].join(File::Separator))
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# image 生成
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$image2a = TkPhotoImage.new
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# ファイル名入力部
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TkLabel.new($image2_demo, 'text'=>'ディレクトリ:')\
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.pack('side'=>'top', 'anchor'=>'w')
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image2_e = TkEntry.new($image2_demo) {
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width 30
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textvariable $dirName
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}.pack('side'=>'top', 'anchor'=>'w')
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TkFrame.new($image2_demo, 'height'=>'3m', 'width'=>20)\
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.pack('side'=>'top', 'anchor'=>'w')
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TkLabel.new($image2_demo, 'text'=>'ファイル:')\
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.pack('side'=>'top', 'anchor'=>'w')
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TkFrame.new($image2_demo){|w|
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s = TkScrollbar.new(w)
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l = TkListbox.new(w) {
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width 20
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height 10
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yscrollcommand proc{|first,last| s.set first,last}
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}
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s.command(proc{|*args| l.yview(*args)})
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l.pack('side'=>'left', 'expand'=>'yes', 'fill'=>'y')
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s.pack('side'=>'left', 'expand'=>'yes', 'fill'=>'y')
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#l.insert(0,'earth.gif', 'earthris.gif', 'mickey.gif', 'teapot.ppm')
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l.insert(0,'earth.gif', 'earthris.gif', 'teapot.ppm')
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l.bind('Double-1', proc{|x,y| loadImage $image2a,l,x,y}, '%x %y')
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image2_e.bind 'Return', proc{loadDir l}
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}.pack('side'=>'top', 'anchor'=>'w')
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# image 配置
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[ TkFrame.new($image2_demo, 'height'=>'3m', 'width'=>20),
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TkLabel.new($image2_demo, 'text'=>'画像:'),
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TkLabel.new($image2_demo, 'image'=>$image2a)
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].each{|w| w.pack('side'=>'top', 'anchor'=>'w')}
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# メソッド定義
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def loadDir(w)
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w.delete(0,'end')
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Dir.glob([$dirName,'*'].join(File::Separator)).sort.each{|f|
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w.insert('end',File.basename(f))
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}
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end
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def loadImage(img,w,x,y)
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img.file([$dirName, w.get("@#{x},#{y}")].join(File::Separator))
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end
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