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  1. Qt
  2. QTBUG-12598

If a model emits dataChanged() every role will be updated, rather than just the roles required

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    • b7702b2dcbc36f81759dea0ad74fb19e97b2358f, cf0f53ecefd6914d533ffea057748480e3e5bd33

      This is very bad if some of the roles are expensive to retrieve, but are not used by the view.

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            martjone Martin Jones (closed Nokia identity) (Inactive)
            martjone Martin Jones (closed Nokia identity) (Inactive)
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