flutter-web

Flutter Webview Form Post

由 纵然是瞬间 提交于 2020-05-29 11:59:26
问题 Below is code in PHP for PayU Payment gateway integration. Payment Gateway is opened via a Post form submit and form action is url https://sandboxsecure.payu.in Using Webview we can redirect to https://sandboxsecure.payu.in. but need to send the data as well. Can we create similar flow in flutter web? Possible flow Flutter Web --- > Submit form and open webview to show PayU Page --> After payment come back to flutter web note - Hash generation will be done via third party API. <?php $MERCHANT

Flutter web : Taken picture stretched only in iOS devices (iPhone)

由 六月ゝ 毕业季﹏ 提交于 2020-05-17 06:22:07
问题 I'm using this this method and call it. when I take the image directly with the camera on portrait orientation the image get the size of the landscape orientation but it still portrait and stretched . I'm using universal_html: ^1.2.2 The problem happens just with pictures taken with the iphone camera. picture from gallery are not stretched import 'package:universal_html/html.dart'; The method pickImageWeb() async { html.InputElement input = html.FileUploadInputElement(); input.type = 'file';

Flutter Web : Is it Firebase Analytics support in Flutter web application?

由 混江龙づ霸主 提交于 2020-05-14 19:17:30
问题 Can we implement Firebase Analytics in a Flutter Web application? If not, is there any other option? 回答1: Starting with firebase 7.0.0 ( https://pub.dev/packages/firebase/versions/7.0.0 ), you can use analytics in your Flutter web application. Here are the steps: Initialize Firebase in your host page <body> <!-- Initialize Firebase --> <script src="/__/firebase/7.6.1/firebase-app.js"></script> <script src="/__/firebase/7.6.1/firebase-analytics.js"></script> <script src="/__/firebase/init.js">

Flutter WEB download option

由 不羁的心 提交于 2020-05-10 07:43:14
问题 I am making flutter web app that should generate a file from user data. And have the option to download the output file. But I can not find any options/packages which works for flutter web :( Can someone please help me out? 回答1: A good workaround is to open the hosted file in a new tab using import 'dart:html' as html; openInANewTab(url){ html.window.open(url, 'PlaceholderName'); } Fits well for my use case. 回答2: Simple Code for redirecting to download URL import 'dart:html' as html; void

Enable CORS while an XMLHttpRequest error occurs in flutter web

由 无人久伴 提交于 2020-05-07 08:21:38
问题 when I will add data to the database using the function, and on the server I have added Access-Control-Allow-Origin so that it is not blocked by CORS, but still error when I looked in the browser console tools tab console Access to XMLHttpRequest at 'https://int.goo.id/api/pg/sso.register' from origin 'http://127.0.0.1:8080' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested

Enable CORS while an XMLHttpRequest error occurs in flutter web

由 痴心易碎 提交于 2020-05-07 08:17:48
问题 when I will add data to the database using the function, and on the server I have added Access-Control-Allow-Origin so that it is not blocked by CORS, but still error when I looked in the browser console tools tab console Access to XMLHttpRequest at 'https://int.goo.id/api/pg/sso.register' from origin 'http://127.0.0.1:8080' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested

Flutter Web : Need menu with sub menu

由 …衆ロ難τιáo~ 提交于 2020-04-30 04:55:27
问题 How to build Menu with Submenu like shown below in image using Flutter web 回答1: As of now flutter doesn't have a NestedMenu widget. However existing widgets can help build a custom menu which can have different submenu. Here in this dartPad I have created subMenu's using two different idea. Using the Existing PopupMenuButon Widget nested one inside another and using the offset attribute to position the subMenu. Using the global showMenu function which can position the menu anywhere in the

Flutter web: tried to call a non-function, such as null: 'dart.global.myFunction'

由 妖精的绣舞 提交于 2020-03-25 18:19:13
问题 I have seen and tried the answers given in the following SO questions : Question 1 Question 2 Here's what I am doing : This is my dart code : @JS() library t; import "package:js/js.dart"; @JS("getHomeName") external String getHostName(); I added this script before the main.dart.js script in the index.html : <script> function getHostName(){ return "HOST NAME from javascript" ; } </script> And i access this getHostName function from some other dart file like so : import 'my_js_interface_thing'

Avoid using web-only libraries outside Flutter web plugin packages

由 假装没事ソ 提交于 2020-03-24 14:17:54
问题 I'm building a Flutter app that I am trying to make work on the web. Part of it contains some web specific code: import 'dart:html' as html; import 'package:flutter/foundation.dart'; class DownloadViewModel extends ChangeNotifier { static const String url = 'https://example.com/api/v1/app/myapp_1.0.0.apk'; void onAndroidDownloadPressed() { html.window.open(url, 'AndroidApp'); } } However the dart:html import gives the following error: Avoid using web-only libraries outside Flutter web plugin

“Browser or app may not be secure. Try using a different browser.” error with Flutter Firebase Google Login

由 杀马特。学长 韩版系。学妹 提交于 2020-03-18 11:54:10
问题 I am using flutter web and firebase authentication to build a web app. For that 1. Created Firebase app with Google signin as one of the sign in methods. 2. Added the dependencies as given in https://github.com/FirebaseExtended/flutterfire/tree/master/packages/firebase_auth/firebase_auth/example and https://dart-pub.mirrors.sjtug.sjtu.edu.cn/packages/firebase_auth_web. When I try to login, the Google sign-in window appears. Once I enter the email address and press enter, it gives the
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