fxruby 显示图片,GUI,跨平台,但没有wxruby方便

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#---
# Excerpted from "FXRuby: Create Lean and Mean GUIs with Ruby",# published by The Pragmatic Bookshelf.
# Copyrights apply to this code. It may not be used to create training material,# courses,books,articles,and the like. Contact us if you are in doubt.
# We make no guarantees that this code is fit for any purpose. 
# Visit http://www.pragmaticprogrammer.com/titles/fxruby for more book information.
#---
require 'fox16'

include Fox

class ImagesWindow < FXMainWindow
  
  def initialize(app)
    super(app,"Mirror Image Example",:width => 600,:height => 500)
    frame = FXVerticalFrame.new(self,:opts => LAYOUT_FILL,:padTop => 20)
    @image = FXJPGImage.new(app,File.open("birdsnest.jpg","rb").read,:opts => IMAGE_KEEP)
    @image_frame = FXImageFrame.new(frame,@image,:opts => FRAME_SUNKEN|FRAME_THICK|LAYOUT_CENTER_X)
    FXHorizontalSeparator.new(frame,:opts => LAYOUT_FILL_X|SEPARATOR_GROOVE)
    @horz_mirror = FXCheckButton.new(frame,"Mirror Horizontal",:padLeft => 12)
    @horz_mirror.connect(SEL_COMMAND) do |sender,sel,data|
      @image.mirror(true,false)
      @image_frame.update
    end
    @vert_mirror = FXCheckButton.new(frame,"Mirror Vertical",:padLeft => 12)
    @vert_mirror.connect(SEL_COMMAND) do |sender,data|

      @image.mirror(false,true)

      @image_frame.update
    end
  end
  
  def create
    super
    show(PLACEMENT_SCREEN)
  end
  
end

if __FILE__ == $0
  FXApp.new do |app|
    ImagesWindow.new(app)
    app.create
    app.run
  end
end

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