The image ex1.gif shows the Canonical Rules dialog box. It contains a combo box that shows how 3 characters are decomposed. The column headings are:

• PreComposed Form (the characgter encoding)
• Glyph
• Decomposed Form (the character encoding)
• Glyph

An example of a decomposed character is given in the text following the image.

Below the combo box is a row of text fields with the same headings as the combo box. The text fields are blank. Below the text fields are the following buttons:

• New (unavailable)
• Add (unavailable)
• Modify (unavailable)
• Delete (unavailable)
• Search

An OK button appears in the lower right corner of the dialog box. End of image description.