I agree this should be fixed. Thanks. I';m wondering if there is any situation in which developers might be relying on the existing behavior? That is, using this "bug" to render content not-selectable.
Stephen. On Mon, Nov 25, 2024 at 2:01 PM Di Zhang <dizha...@chromium.org> wrote: > Contact emailsdizha...@chromium.org > > Specificationhttps://dom.spec.whatwg.org/#shadowroot-delegates-focus > > Summary > > A shadow host with delegatesFocus set to true will delegate its focus to > its first focusable child. On a mouse click event, the child will receive > focus and the event will be marked as handled. This is a problem because > the steps to handle text selection afterward are not run and the selection > does not recognize the focused element as part of the selection. We fix > this by continuing event handling even after an element was delegate > focused and update how selection recognizes having focus in a shadow tree. > > > Blink componentBlink>DOM>ShadowDOM > <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3EDOM%3EShadowDOM> > > TAG reviewNone > > TAG review statusNot applicable > > Risks > > > Interoperability and Compatibility > > None > > > *Gecko*: Shipped/Shipping Can select text in shadow host with > delegatesFocus = true. > > *WebKit*: Shipped/Shipping Can select text in shadow host with > delegatesFocus = true. > > *Web developers*: Positive [1] https://stackoverflow.com/q/60260078/864715 > [2] https://stackoverflow.com/q/62766250/864715 > > *Other signals*: > > WebView application risks > > Does this intent deprecate or change behavior of existing APIs, such that > it has potentially high risk for Android WebView-based applications? > > None > > > Debuggability > > None > > > Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, ChromeOS, Android, and Android WebView)?No > > Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> > ?Yes > > > https://wpt.fyi/results/shadow-dom/focus/text-selection-with-delegatesFocus.html?label=experimental&label=master&aligned > > > Flag name on about://flagsSelectionOnShadowDOMWithDelegatesFocus > > Finch feature nameNone > > Non-finch justificationNone > > Requires code in //chrome?False > > Tracking bughttps://issues.chromium.org/issues/40622041 > > Sample links > http://lopsided-motion.glitch.me/text-select-bug.html > https://codepen.io/JRJurman/pen/gOqvxXz > > Estimated milestones > Shipping on desktop 133 > Shipping on Android 133 > Shipping on WebView 133 > > Anticipated spec changes > > Open questions about a feature may be a source of future web compat or > interop issues. Please list open issues (e.g. links to known github issues > in the project for the feature specification) whose resolution may > introduce web compat/interop risk (e.g., changing to naming or structure of > the API in a non-backward-compatible way). > None > > Link to entry on the Chrome Platform Status > https://chromestatus.com/feature/5134341540413440?gate=5134678561128448 > > This intent message was generated by Chrome Platform Status > <https://chromestatus.com/>. > > -- > You received this message because you are subscribed to the Google Groups > "blink-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to blink-dev+unsubscr...@chromium.org. > To view this discussion visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CA%2BSS7eAVZOnENNhVUMEUU%2Bh2qEp8ZE13cTjnKR8wRLPstgxHaQ%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CA%2BSS7eAVZOnENNhVUMEUU%2Bh2qEp8ZE13cTjnKR8wRLPstgxHaQ%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to blink-dev+unsubscr...@chromium.org. To view this discussion visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAGsbWzRP%2B%3DGLVm5FCuOEYX0Cc4qY4MBe%3D0jQ%3DieTtoDqcsFTuQ%40mail.gmail.com.
