Nw.js plugin1/26/2024 ![]() When building your application, apply styling you might otherwise apply to the element to a child "container" or other element. Instead, this plugin appends the element as the final child of the element, and applies styling to cover the entire background.Īs a consequence, you should assume that your element will be completely obscured from view as soon as the plugin is prepare()ed. Trying to mimick the effect by making the element a sibling to either the or elements also produces inconsistent results (ie: no rendering on Chromium). Unlike the other platforms, it's not possible to spawn the preview behind the and using only Javascript. It's recommended that you focus your development efforts on implementing this plugin well for one of the mobile platform, and the browser platform implementation will degrade gracefully from there. The browser implementation of this plugin is designed to abstract these platform differences very thoroughly. "torch") – should a device like this be produced, and if this spec is implemented by Chromium, this plugin will attempt to support it. light – we are not aware of any devices for the browser platform which have a "light" (aka.multiple cameras – most laptops/desktops do not have access to multiple cameras – so there is no concept of a "front" or "back" camera.While the browser implementation matches the native mobile implementations very closely, the platform itself does not. Hide and show change the style properties (visibility) of the preview. ![]() The Windows platform renders an impervious white layer behind its browser- the video preview is not behind the webView, but is actually an HTML element that is carefully managed. Visual Studio 2015 is recommended for debugging Windows desktop apps. In order to deploy from the command line Windows Phone 8.0 SDK and Visual Studio 2012 update 2 (or later) must be installed. Pull requests welcome! Windowsīefore testing - ensure the Windows Phone SDK is installed. Once nied is true, openSettings() is the only remaining option to grant camera permissions.īecause of API limitations, status.restricted will always be false on the Android platform. If the user denies camera access, nied will remain false unless the user permanently denies by checking the Never ask again checkbox. Unlike iOS, on Android >=6.0, permissions can be requested multiple times. If you run into issues in your own project, try the test project in this repo to confirm your environment is set up properly: npm run gen-tests & npm run test:android. However, if disableLight() is not called, the light will be reenabled when resumePreview() is called. On Android, calling pausePreview() will also disable the light. ![]() If you run into issues in your own project, try the test project in this repo to confirm your environment is set up properly: npm run gen-tests & npm run test:ios. Please be sure you have updated Xcode before installing. This plugin is always tested with the latest version of Xcode. Here are some platform specific details it may be helpful to know. This plugin attempts to properly abstract all the necessary functions of a well-designed, native QR code scanner. The device light is unavailable because it doesn't exist or is otherwise unable to be configured. (Returned exclusively to the QRScanner.scan() method.) Scan was canceled by the cancelScan() method. (Also returned if QRScanner cannot return one of the more specific BACK_CAMERA_UNAVAILABLE or FRONT_CAMERA_UNAVAILABLE errors.) The camera is unavailable because it doesn't exist or is otherwise unable to be configured. Returned only by bugs in QRScanner.Ĭamera access is restricted (due to parental controls, organization security configuration profiles, or similar reasons). prepare ( onDone ) // show the prompt function onDone ( err, status ) ) Possible Error Types CodeĪn unexpected error. For the best user experience, make sure the user is ready to give your app // camera access before you show the prompt.
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