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!7

static class ChooseBackgroundImage > DynImageSurface {
  visualize {
    ret withCenteredButtons(super.visualize(),
      "Use as background image", r {
        File f = putImageInDirectory_jpeg(getImage(), stefansOS_backgroundDir());
        saveTextFile(stefansOS_backgroundFile(), f2s(f));
        updateImage();
      },
      
      "Restore default image", r {
        deleteFile(stefansOS_backgroundFile());
        set(dm_os(), background := dm_getOS('defaultBackground));
        updateImage();
      });
  }
  
  void updateImage {
    infoBox("Background image changed!");
    set(dm_desktopPane(), image := loadBufferedImage(dm_getOS('background)));
    dm_desktopPane().repaint();
  }
}