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On 22/03/2022 01:13, Liam R. E. Quin wrote: ... Maybe not so much: Hakon Wium Lie's Ph.D thesis on Cascading StyleWhich came first depends on whether you see XPath as a natural evolution of HyTime and TEI Pointers combined with the needs of DSSSL, or as something new, but then, CSS was influenced by Grif. Sheets [1], unsurprisingly, cites [2] his own 'Cascading HTML Style Sheets' (CHSS) [3] and Bert Bos's 'Stream-based style sheet proposal' (SSP) as the basis for CSS development. CHSS selectors look like the left-side of X11 Resource declarations. SSP selectors also look a lot like X11 Resource names that use '*' to skip levels of the element hierarchy. The thesis discusses the P language [5] that is one of the 'Thot' languages implemented in the Thot library that is/was part of both Grif and the Amaya web browser, among others. As described in the thesis, the P language in Amaya had to be extended to better handle CSS. The more complex P selector provided in the thesis manages to not look like CSS: LI: BEGIN if within OL Size: 10 pt; END; Regards, Tony Graham. -- Senior Architect XML Division Antenna House, Inc. ---- Skerries, Ireland tgraham@a... [1] http://web.archive.org/web/20220214071421/https://www.wiumlie.no/2006/phd/ [2] http://web.archive.org/web/20220214071421/https://www.wiumlie.no/2006/phd/#h-274 [3] http://web.archive.org/web/20220214071421/https://www.wiumlie.no/2006/phd/#h-164 [4] http://web.archive.org/web/20220214071421/https://www.wiumlie.no/2006/phd/#h-231 [5] http://web.archive.org/web/20220214071421/https://www.wiumlie.no/2006/phd/#h-107
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