On Wed, Aug 28, 2024 at 11:22 AM Vladimir Levin <vmp...@chromium.org> wrote:
> > On Wed, Aug 28, 2024 at 12:34 PM 'Ajay Rahatekar' via blink-dev < > blink-dev@chromium.org> wrote: > >> Ty, Will do. >> >> On Wednesday, August 28, 2024 at 9:02:31 AM UTC-7 sligh...@chromium.org >> wrote: >> >>> Please send this as an FYI to the TAG. >>> >>> LGTM1 >>> >>> On Friday, August 23, 2024 at 10:05:35 AM UTC-7 ajayra...@google.com >>> wrote: >>> >>>> >>>> Contact emails >>>> >>>> mattre...@google.com >>>> >>>> Explainer >>>> >>>> https://github.com/WICG/serial/blob/main/EXPLAINER_BLUETOOTH.md >>>> >>>> Specification >>>> >>>> https://wicg.github.io/serial/#serialport-interface >>>> >>>> Summary >>>> >>>> This feature adds a boolean SerialPort.connected attribute. The >>>> attribute is true if the serial port is logically connected. For wired >>>> serial ports, a port is logically connected if the port is physically >>>> attached to the system. For wireless serial ports, a port is logically >>>> connected if the device hosting the port has any open connections to the >>>> host. >>>> >>>> Previously, only wired serial ports dispatched connect and disconnect >>>> events. With this feature, Bluetooth RFCOMM serial ports will dispatch >>>> these events when the port becomes logically connected or disconnected. >>>> >>>> This feature is intended to allow applications to detect when a >>>> Bluetooth RFCOMM serial port is available without opening the port. >>>> >>> > It sounds like for a wireless port logically connected means that there is > an active connection present. Does that mean that checking `connected` is > insufficient for the purposes of figuring out if one can establish a > connection? IOW, if connected is false, it could just mean there are no > open connections but one can be made. Am I misunderstanding this? > Correct. The connected attribute tells the site what the system knows about the state of the device, but if the system doesn't know, something has to actually try to connect to find out if the device is there. > Thanks, > Vlad > > >> >>>> >>>> Blink component >>>> >>>> Blink>Serial >>>> <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3ESerial> >>>> >>>> Search tags >>>> >>>> serial <https://chromestatus.com/features#tags:serial>, rfcomm >>>> <https://chromestatus.com/features#tags:rfcomm>, bluetooth >>>> <https://chromestatus.com/features#tags:bluetooth>, connect >>>> <https://chromestatus.com/features#tags:connect> >>>> >>>> TAG review >>>> >>>> No TAG review is planned for this minor API change. Bluetooth RFCOMM >>>> support was previously reviewed: >>>> https://github.com/w3ctag/design-reviews/issues/854 >>>> >>>> TAG review status >>>> >>>> Not applicable >>>> >>>> Risks >>>> >>>> Interoperability and Compatibility >>>> >>>> Web Serial has not yet been adopted by other browser engines which >>>> increases interoperability risk. >>>> >>>> >>>> Gecko: Neutral ( >>>> https://mozilla.github.io/standards-positions/#webserial) Deferring to >>>> the Web Serial (Add-On Gated) position. Mozilla has not commented on this >>>> specific feature. >>>> >>>> WebKit: Negative (https://webkit.org/tracking-prevention) Apple is >>>> opposed to Web Serial API, we assume they also oppose any extensions to the >>>> API. >>>> >>>> Web developers: Positive This feature was requested by an internal >>>> partner. >>>> >>>> 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? >>>> >>>> Web Serial API is not implemented for Android WebView. >>>> >>>> >>>> Debuggability >>>> >>>> None >>>> >>>> >>>> Will this feature be supported on all six Blink platforms (Windows, >>>> Mac, Linux, ChromeOS, Android, and Android WebView)? >>>> >>>> No >>>> >>>> Web Serial is not implemented on Android. >>>> >>>> >>>> Is this feature fully tested by web-platform-tests >>>> <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> >>>> ? >>>> >>>> No >>>> >>>> Flag name on chrome://flags >>>> >>>> None >>>> >>>> Finch feature name >>>> >>>> SerialPortConnected >>>> >>>> Requires code in //chrome? >>>> >>>> False >>>> >>>> Tracking bug >>>> >>>> https://crbug.com/1488031 >>>> >>>> Launch bug >>>> >>>> https://launch.corp.google.com/4297948 >>>> >>>> Estimated milestones >>>> >>>> Shipping on desktop >>>> >>>> 129 >>>> >>>> >>>> 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/5118102654418944?gate=5185243630010368 >>>> >>>> Links to previous Intent discussions >>>> >>>> Intent to Prototype: >>>> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAHB%2BDAiJmnJTvQdiMezidfK4vu7r6_nLxyYfjg1n%2B8%2BAcEEyZQ%40mail.gmail.com >>>> >>>> >>>> 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/f77c1aa7-1eea-416f-9b5e-74c271bc1bbdn%40chromium.org >> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/f77c1aa7-1eea-416f-9b5e-74c271bc1bbdn%40chromium.org?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 on the web visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CADsXd2Ou81UNqE77d5opk429PHqc%2BDgRuKC7rRkX-2PwVGfQCQ%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CADsXd2Ou81UNqE77d5opk429PHqc%2BDgRuKC7rRkX-2PwVGfQCQ%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. 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