Hi, Does this return the offset inside text input elements like Gecko's implementation?
Best regards, Brian 2024年6月6日木曜日 3:20:24 UTC+9 si...@microsoft.com: > Contact emails > si...@microsoft.com, sa...@microsoft.com > > Explainer > None > > Specification > https://drafts.csswg.org/cssom-view/#dom-document-caretpositionfrompoint > > Summary > This new API allows users to get current caret position from a given > screen point. > > The API returns a CaretPosition object which represents the caret position > indicating current text insertion point including the containing DOM node, > caret's character offset, and the client rectangle of caret range. The API > also supports get CaretPosition inside Shadow DOM. To get CaretPosition > inside Shadow DOM, caller needs to provide reference to all the shadow > roots that this API can pierce into. > > > Blink component > Blink>CSS > <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3ECSS> > > TAG review > document.caretPositionFromPoint API in shadow DOM scenario · Issue #949 · > w3ctag/design-reviews (github.com) > <https://github.com/w3ctag/design-reviews/issues/949> > > TAG review status > Issues open > > Risks > > > Interoperability and Compatibility > Gecko already implemented the API without the argument that contains > shadow roots that this API can pierce into. Webkit/Blink didn't implement > it. The Gecko implementation in shadow DOM scenario is not spec-compliant > either (Spec changed recently to cover shadow DOM scenario). Gecko 's > position is positive on this API. We expect that Gecko's behavior will be > changed to be spec-compliant in the future. There is also a future compat > risk too if we decided to deprecate the non-standard API > `document.caretRangeFromPoint`: https://crbug.com/690599 > > > *Gecko*: Positive ( > https://github.com/mozilla/standards-positions/issues/1012) > > *WebKit*: Support ( > https://github.com/WebKit/standards-positions/issues/301) > > *Web developers*: Positive ( > https://bugs.chromium.org/p/chromium/issues/detail?id=388976#c34) Web > developers are asking to have document.caretPositionFromPoint API > implemented in Blink: > https://bugs.chromium.org/p/chromium/issues/detail?id=388976#c28 > https://bugs.chromium.org/p/chromium/issues/detail?id=388976#c34 > > *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)? > Yes > > Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> > ? > Yes > > > https://github.com/web-platform-tests/wpt/blob/master/css/cssom/caretPositionFromPoint.html > > https://github.com/web-platform-tests/wpt/blob/master/shadow-dom/Document-caretPositionFromPoint.tentative.html > > > Flag name on chrome://flags > None > > Finch feature name > CaretPositionFromPoint > > Requires code in //chrome? > False > > Tracking bug > https://crbug.com/388976 > > Estimated milestones > Shipping on desktop > 127 > DevTrial on desktop > 127 > > > 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/5201014343073792 > > Links to previous Intent discussions > Intent to prototype: > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/2618db7c-56d2-4ff2-89c5-df65e1dfe6c7n%40chromium.org > Ready > for Trial: > https://groups.google.com/a/chromium.org/g/blink-dev/c/v4MLESmFR1c/m/UhstKjucAAAJ > > > 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 on the web visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/8348963e-02a8-46e4-8537-841a3da8cb91n%40chromium.org.
