@ -16,57 +16,204 @@ class MyApp extends StatefulWidget {
}
class _MyAppState extends State < MyApp > {
Future < Directory ? > ? _tempDirectory ;
String ? _error ;
String ? _pathApplicationSupportDirectory ;
String ? _pathTempDirectory ;
String ? _pathApplicationDocumentsPath ;
String ? _pathDownloadsPath ;
String ? _pathPictures ;
String ? _pathMusic ;
String ? _pathMovies ;
@ override
void initState ( ) {
super . initState ( ) ;
/ / @ todo it ' s work
/ / PathProviderAurora . registerWith ( ) ;
PathProviderAurora . registerWith ( ) ;
/ / Get directories from path_provider
loadPathDirectory ( ) ;
}
void _requestTempDirectory ( ) {
setState ( ( ) {
_tempDirectory = getTemporaryDirectory ( ) ;
} ) ;
}
/ / / Asynchronous function receiving directory paths
Future < void > loadPathDirectory ( ) async {
try {
/ / Get directories
Directory ? applicationSupportDirectory = await getApplicationSupportDirectory ( ) ;
Directory ? tempDirectory = await getTemporaryDirectory ( ) ;
Directory ? pathApplicationDocumentsPath = await getApplicationDocumentsDirectory ( ) ;
Directory ? pathDownloadsPath = await getDownloadsDirectory ( ) ;
List < Directory > ? pathPictures = await getExternalStorageDirectories ( type: StorageDirectory . pictures ) ;
List < Directory > ? pathMusic = await getExternalStorageDirectories ( type: StorageDirectory . music ) ;
List < Directory > ? pathMovies = await getExternalStorageDirectories ( type: StorageDirectory . movies ) ;
Widget _buildDirectory (
BuildContext context , AsyncSnapshot < Directory ? > snapshot ) {
Text text = const Text ( ' ' ) ;
if ( snapshot . connectionState = = ConnectionState . done ) {
if ( snapshot . hasError ) {
text = Text ( ' Error: ${ snapshot . error } ' ) ;
} else if ( snapshot . hasData ) {
text = Text ( ' path: ${ snapshot . data ! . path } ' ) ;
} else {
text = const Text ( ' path unavailable ' ) ;
}
/ / Update state variable
setState ( ( ) {
_pathApplicationSupportDirectory = applicationSupportDirectory . path ;
_pathTempDirectory = tempDirectory . path ;
_pathApplicationDocumentsPath = pathApplicationDocumentsPath . path ;
_pathDownloadsPath = pathDownloadsPath ? . path ;
_pathPictures = pathPictures ? . first . path ;
_pathMusic = pathMusic ? . first . path ;
_pathMovies = pathMovies ? . first . path ;
} ) ;
} on Exception catch ( e ) {
setState ( ( ) {
_error = e . toString ( ) ;
} ) ;
}
return Padding ( padding: const EdgeInsets . all ( 16.0 ) , child: text ) ;
}
@ override
Widget build ( BuildContext context ) {
const textStyleWhite = TextStyle ( fontSize: 18 , color: Colors . white ) ;
const textStyleTitle = TextStyle ( fontSize: 20 , color: Colors . black ) ;
const textStylePath = TextStyle ( fontSize: 18 , color: Colors . black54 ) ;
const spaceMedium = SizedBox ( height: 20 ) ;
const spaceSmall = SizedBox ( height: 10 ) ;
return MaterialApp (
home: Scaffold (
appBar: AppBar (
title: const Text ( ' Plugin example app ' ) ,
) ,
body: Column (
children: [
FutureBuilder < Directory ? > (
future: _tempDirectory ,
builder: _buildDirectory ,
appBar: AppBar (
title: const Text ( ' Example path_provider ' ) ,
) ,
body: Stack (
children: [
/ / Error message
Visibility (
visible: _error ! = null ,
child: Center (
child: Padding (
padding: const EdgeInsets . all ( 16 ) ,
child: Container (
padding: const EdgeInsets . all ( 20 ) ,
decoration: const BoxDecoration (
color: Colors . redAccent ,
borderRadius: BorderRadius . all ( Radius . circular ( 10.0 ) ) ,
) ,
child: Text (
_error ? ? ' ' ,
style: textStyleWhite ,
) ,
) ,
) ,
) ,
ElevatedButton (
onPressed: _requestTempDirectory ,
child: const Text (
' Get Temporary Directory ' ,
) ,
/ / List directories path
Visibility (
visible: _error = = null ,
child: SingleChildScrollView (
child: Padding (
padding: const EdgeInsets . all ( 16 ) ,
child: Center (
child: Column (
children: [
/ / Info
Container (
padding: const EdgeInsets . all ( 20 ) ,
decoration: const BoxDecoration (
color: Colors . green ,
borderRadius: BorderRadius . all ( Radius . circular ( 10.0 ) ) ,
) ,
child: const Text (
' Demo application demonstration implementation of path_provider ' ,
style: textStyleWhite ,
textAlign: TextAlign . center ,
) ,
) ,
const SizedBox ( height: 30 ) ,
/ / TempDirectory
const Text (
' ApplicationSupportDirectory ' ,
style: textStyleTitle ,
) ,
spaceSmall ,
Text (
_pathApplicationSupportDirectory ? ? ' Not found. ' ,
style: textStylePath ,
) ,
spaceMedium ,
/ / TempDirectory
const Text (
' TempDirectory ' ,
style: textStyleTitle ,
) ,
spaceSmall ,
Text (
_pathTempDirectory ? ? ' Not found. ' ,
style: textStylePath ,
) ,
spaceMedium ,
/ / ApplicationDocumentsPath
const Text (
' ApplicationDocumentsPath ' ,
style: textStyleTitle ,
) ,
spaceSmall ,
Text (
_pathApplicationDocumentsPath ? ? ' Not found. ' ,
style: textStylePath ,
) ,
spaceMedium ,
/ / DownloadsPath
const Text (
' DownloadsPath ' ,
style: textStyleTitle ,
) ,
spaceSmall ,
Text (
_pathDownloadsPath ? ? ' Not found. ' ,
style: textStylePath ,
) ,
spaceMedium ,
/ / Pictures
const Text (
' Pictures ' ,
style: textStyleTitle ,
) ,
spaceSmall ,
Text (
_pathPictures ? ? ' Not found. ' ,
style: textStylePath ,
) ,
spaceMedium ,
/ / Music
const Text (
' Music ' ,
style: textStyleTitle ,
) ,
spaceSmall ,
Text (
_pathMusic ? ? ' Not found. ' ,
style: textStylePath ,
) ,
spaceMedium ,
/ / Movies
const Text (
' Movies ' ,
style: textStyleTitle ,
) ,
spaceSmall ,
Text (
_pathMovies ? ? ' Not found. ' ,
style: textStylePath ,
) ,
] ,
) ,
) ,
) ,
) ,
] ,
) ) ,
) ,
] ,
) ,
) ,
) ;
}
}
Vitaliy Zarubin
3 years ago