huynguyennovem

System directories

Method	Result
Environment.getDataDirectory()	/data
Environment.getDownloadCacheDirectory()	/cache
Environment.getRootDirectory()	/system

External storage directories

huynguyennovem

How to handle Delete permission in MediaStore for multiple items

• For multiples items, there is a little change for Android R and above by create a Delete request for multiple uris:

MediaStore.createDeleteRequest(getApplication().contentResolver, uris)

// In ViewModel class

huynguyennovem

import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';

void main() {
  WidgetsFlutterBinding.ensureInitialized();

  // Auto-enable accessibility for our Blind and Low Vision customers (see
  // https://docs.flutter.dev/development/accessibility-and-localization/accessibility#screen-readers).
  RendererBinding.instance!.setSemanticsEnabled(true);

huynguyennovem

import 'package:flutter/material.dart';

void main() => runApp(const MyApp());

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  static const String _title = 'Flutter Code Sample';

  @override

huynguyennovem

import 'package:flutter/material.dart';

void main() => runApp(const MyApp());

class MyApp extends StatefulWidget {
  const MyApp({Key? key}) : super(key: key);

  static const String _title = 'Flutter Code Sample';

  @override

huynguyennovem

import 'dart:ui' show window;

import 'package:flutter/material.dart';

void main() {
  runApp(BugReport());
}

class BugReport extends StatefulWidget {
  @override

huynguyennovem

import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/cupertino.dart';

void main() {
  debugDefaultTargetPlatformOverride = TargetPlatform.fuchsia;

  runApp(MyApp());
}

huynguyennovem

import 'package:flutter/material.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override

huynguyennovem

import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';

class ClickableText extends StatelessWidget {
  final String? text;
  final TextStyle? textStyle;
  final Function? onTapAction;

  const ClickableText({
    Key? key,

huynguyennovem

ListTile(
  trailing: PopupMenuButton<String>(
    icon: const Icon(Icons.filter_alt),
    padding: EdgeInsets.zero,
    onSelected: (value) {},
    itemBuilder: (context) => <PopupMenuEntry<String>>[
      const PopupMenuItem<String>(
        enabled: false,
        child: ListTile(
          leading: Icon(Icons.filter_list_alt),