flutter-dependencies

问题 I am new to flutter this error is giving me a serious nightmare. I have a card list of items called Anchors. These items are coming from the shared preference file which belongs to the logged-in user. In the shared preference Json file, each anchor has one or more distribution centers nested to it. All in a JSON form stored in the shared Preference. Now, I was able to iterate over the anchors respectfully at the first screen but the challenge I am having is when I click on view anchor details

问题 I'm trying to fetch a PDF file from a URL, and to present it in my Flutter app (for both Android and iOS). I've searched the web and SO for answers on how to present a fetched PDF file in Flutter, but all I could find was how to present a locally pre-added PDF file. I've also searched for packages doing the same, but I couldn't find one that worked. Example : I'm trying to fetch this PDF file for example, and to present it inside a Flutter widget screen in my app. Does anyone know how can I

问题 I've just tried to install Flutter on Linux and when I try to run a flutter command (flutter doctor), I'm getting Error: Unable to find git in your PATH. Anyone who knows how to solve this? 回答1: Install it using following command. sudo apt-get install git 回答2: Add C:\Program Files\Git\bin\git.exe;C:\Program Files\Git\cmd;C:\Windows\System32 to your PATH variable Do not create new variable for git but add them as I did one after another separating them by ; 回答3: [ASSUMING GIT IS INSTALLED

问题 I am trying to develop an app in flutter, that has topics that the user scroll the Listview end pull the data from api and reload into listview using StreamBuilder and onRefresh its not working.i tried i am not able do that. i implemented scroll view in _GetShaftsState class its not working where do implement? Any one can explain? Example loading more data when list view scroll end again call service api to load the data into listview when first time load record count 30 at end of list view

问题 I am trying to run my flutter code on ios but I am facing exit during running or building the app. the code is building fine in android however on ios I can't build it. I tried to google on the issue but I am not finding yet the answer. I found suggestion to change the platform iso target to 9.0. it did fix the pod install but not yet able to run my flutter here is what I got log from command flutter run --verbose [ +5 ms] Found plugin firebase_auth at /Users/ainnaaa/.pub-cache/hosted/pub

问题 I am trying to run my flutter code on ios but I am facing exit during running or building the app. the code is building fine in android however on ios I can't build it. I tried to google on the issue but I am not finding yet the answer. I found suggestion to change the platform iso target to 9.0. it did fix the pod install but not yet able to run my flutter here is what I got log from command flutter run --verbose [ +5 ms] Found plugin firebase_auth at /Users/ainnaaa/.pub-cache/hosted/pub

问题 when I use the dart: io library on the flutter web, a warning appears when debugging .like that [WARNING]build_web_compilers:entrypoint on web/main.dart: Skipping compiling retgoo_internal|web/main.dart with ddc because some of its transitive libraries have sdk dependencies that not supported on this platform: retgoo_internal|lib/protocol/http_aiframework.dart but when I use import 'package: flutter_web / io.dart'; there is an error code, in code .transform here is the http_aiframework.dart

问题 Launching lib\main.dart on HTC One M9PLUS in debug mode... Initializing gradle... Resolving dependencies... Gradle task 'assembleDebug'... registerResGeneratingTask is deprecated, use registerGeneratedResFolders(FileCollection) registerResGeneratingTask is deprecated, use registerGeneratedResFolders(FileCollection) registerResGeneratingTask is deprecated, use registerGeneratedResFolders(FileCollection) registerResGeneratingTask is deprecated, use registerGeneratedResFolders(FileCollection)

问题 Launching lib\main.dart on HTC One M9PLUS in debug mode... Initializing gradle... Resolving dependencies... Gradle task 'assembleDebug'... registerResGeneratingTask is deprecated, use registerGeneratedResFolders(FileCollection) registerResGeneratingTask is deprecated, use registerGeneratedResFolders(FileCollection) registerResGeneratingTask is deprecated, use registerGeneratedResFolders(FileCollection) registerResGeneratingTask is deprecated, use registerGeneratedResFolders(FileCollection)

问题 Compiler message: /C:/flutter/.pub-cache/hosted/pub.dartlang.org/extended_image-0.7.2/lib/src/gesture/extended_image_slide_page_route.dart:333:9: Error: No named parameter with the name 'animation'. animation: animation, ^^^^^^^^^ /C:/flutter/packages/flutter/lib/src/cupertino/route.dart:435:3: Context: Found this candidate, but the arguments don't match. CupertinoFullscreenDialogTransition({ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ /C:/flutter/.pub-cache/hosted/pub.dartlang.org/flutter_svg-0.15.0