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g -L frozen_string_literal ext/**/*.rb|xargs ruby -Ka -e'ARGV.each{|fn|puts
fn;open(fn,"r+"){|f|s=f.read.sub(/\A(#!.*\n)?(#.*coding.*\n)?/,"\\&#
frozen_string_literal: false\n");f.rewind;f.write s}}'
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53143 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
66 lines
1.7 KiB
Ruby
66 lines
1.7 KiB
Ruby
# frozen_string_literal: false
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## image1.rb
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#
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# This demonstration script displays two image widgets.
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#
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# two image widgets demo (called by 'widget')
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#
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# toplevel widget
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if defined?($image1_demo) && $image1_demo
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$image1_demo.destroy
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$image1_demo = nil
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end
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# demo toplevel widget
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$image1_demo = TkToplevel.new {|w|
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title('Image Demonstration #1')
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iconname("Image1")
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positionWindow(w)
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}
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base_frame = TkFrame.new($image1_demo).pack(:fill=>:both, :expand=>true)
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# label
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msg = TkLabel.new(base_frame) {
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font $font
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wraplength '4i'
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justify 'left'
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text "This demonstration displays two images, each in a separate label widget."
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}
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msg.pack('side'=>'top')
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# frame
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TkFrame.new(base_frame) {|frame|
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TkButton.new(frame) {
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text 'Dismiss'
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command proc{
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tmppath = $image1_demo
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$image1_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 'Show Code'
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command proc{showCode 'image1'}
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}.pack('side'=>'left', 'expand'=>'yes')
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}.pack('side'=>'bottom', 'fill'=>'x', 'pady'=>'2m')
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# image
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image1a = \
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TkPhotoImage.new('file'=>[$demo_dir,'..',
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'images','earth.gif'].join(File::Separator))
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image1b = \
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TkPhotoImage.new('file'=>[$demo_dir,'..',
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'images','earthris.gif'].join(File::Separator))
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# label
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#[ TkLabel.new(base_frame, 'image'=>image1a, 'bd'=>1, 'relief'=>'sunken'),
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# TkLabel.new(base_frame, 'image'=>image1b, 'bd'=>1, 'relief'=>'sunken')
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#].each{|w| w.pack('side'=>'top', 'padx'=>'.5m', 'pady'=>'.5m')}
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[ Tk::Label.new(base_frame, 'image'=>image1a, 'bd'=>1, 'relief'=>'sunken'),
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Tk::Label.new(base_frame, 'image'=>image1b, 'bd'=>1, 'relief'=>'sunken')
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].each{|w| w.pack('side'=>'top', 'padx'=>'.5m', 'pady'=>'.5m')}
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