jQuery Mobile 1.4 Release Candidate 1 is now available. The focus of this new version is on performance improvements. It introduces several widgets and screen furniture, a new default theme and SVG icons.
The jQuery Mobile 1.4 Beta release notes explain that for this version DOM manipulation was reduced as much as possible. Generation of inner markup for elements styled as buttons was completely removed and they avoided adding classes.
This releases introduces to a new default theme with a flat, more modern, design in which there are just two swatches - a light “A” swatch and a dark “B” swatch as shown here:
In addition to the new theme there's a complete new set of vector-based SVG icons from Glyphish, although there's still a fallback to external PNG icons for browsers that don’t support inline SVG via Grunticon.
New widgets are a big feature of this release There's now a flip switch widget, a generic filter widget named “filterable”, the tabs widget from jQuery UI has also been integrated. Popups with arrows, tooltips for sliders, enhancements to toolbars and touch events with teardown methods are also among the improvements on offer.
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