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TODO (Gtk)
+* Tables are not rendering first time round..
* Dialog buttons - need special rendering on preview.
* Icon-size (should be an enum...??)
* (Image|....??? ).stock - should be a list of stock icons..
- needs cols,rows in constructor.
- child properties do not appear to work? -- investigate?
+* XObject - Use Buildable interface???
+
+* Preview area - use glade widgets?
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Concepts