I am trying to make a scalable Button widget using flutter, all the property is working except onPressed which required a VoidCallback data type, what is wrong in here code: // ignore_for_file: public_member_api_docs, sort_constructors_first import 'package:flutter/material.dart'; // ignore: must_be_immutable class…
The problem is simple, I have a widget called SelectBox with an "active" parameter. If active is true then there should be both the shadow and the white border, but the border doesn't appear anymore! When active is false the…
In this Order details screen I am going from two diff screen one is from orders_lists screens and one from checkout popup for showing order details after placing success order but i want that when i go back from details…
I'm trying to build a Flutter Windows application with the firebase_auth plugin, but the build fails consistently with the following error: C:UsersGabrielDownloadsProjectsmcpark-updatemcparkwindowsflutterephemeralcpp_client_wrapperincludeflutterencodable_value.h(199,60): error C2665: 'std::variant<std::monostate,bool,int32_t,int64_t,double,std::string,std::vector<uint8_t,std::allocator<uint8_t>>,std::vector<int32_t,std::allocator<int>>,std::vector<int64_t,std::allocator<int64_t>>,std::vector<double,std::allocator<double>>,flutter::EncodableList,flutter::EncodableMap,flutter::CustomEncodableValue,std::vector<float,std::allocator<float>>>::variant': no overloaded function could convert all the argument types Steps Taken So Far: Modified encodable_value.h:…
I am in the process of learning Flutter and have built a simple xylophone app. It works just fine, but I noticed that it only plays the sounds when I release my finger from the key. If I touch the…
/Users/mycomputer/.pub-cache/hosted/pub.dev/file_picker-8.1.5/android/src/main/java/com/mr/flutter/plugin/filepicker/FilePickerPlugin.java:257: error: cannot find symbol if (registrar != null) { ^ symbol: variable registrar location: class FilePickerPlugin /Users/mycomputer/.pub-cache/hosted/pub.dev/file_picker-8.1.5/android/src/main/java/com/mr/flutter/plugin/filepicker/FilePickerPlugin.java:260: error: cannot find symbol registrar.addActivityResultListener(this.delegate); ^ symbol: variable registrar location: class FilePickerPlugin 2 errors FAILURE: Build failed with an exception. * What…
I'm upgrading my Flutter project to version 3.27.0, and I noticed that the withOpacity method is marked as deprecated. I'm using it in my code as follows: SizedBox( height: 55, width: 50, child: VerticalDivider( color: const Color(0xff171433).withOpacity(0.1), thickness: 1.5, ),…
I tried to geneate the apk in Flutter, and then it show me this error: ERROR: R8: java.lang.IllegalArgumentException: Provided Metadata instance has version 2.1.0, while maximum supported version is 2.0.0. To support newer versions, update the kotlinx-metadata-jvm library. FAILURE: Build…
I am trying to build a custom version of a column (call it CustomColumn) that lays out the children lazily, similar to what a ListView would do but with more control on how exactly they are laid out. The most…
Why doesn't the button respond when I set onPressed in onLoad? The settings for position and the button itself (in this case, a TextComponent) are working, but for some reason, the function set for onPressed is not being called. import…