A Flutter plugin for iOS and Android for picking images from the image library, and taking new pictures with the camera.
First, add image_picker
as a dependency in your pubspec.yaml file.
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A Flutter plugin for iOS and Android for picking images from the image library, and taking new pictures with the camera.
First, add image_picker
as a dependency in your pubspec.yaml file.
#include <iostream> | |
#include <vector> | |
#include <string> | |
using namespace std; | |
class Solution | |
{ | |
public: | |
long MaxProduct(vector<int> &nums) | |
{ |
... | |
dependencies: | |
flutter: | |
sdk: flutter | |
firebase_core: ^0.2.5 # add dependency for Firebase Core | |
cloud_firestore: ^0.8.2 # add dependency for Cloud Firestore | |
... |
Widget _buildBody(BuildContext context) { | |
return StreamBuilder<QuerySnapshot>( | |
stream: Firestore.instance.collection('candidate').snapshots(), | |
builder: (context, snapshot) { | |
if (!snapshot.hasData) return LinearProgressIndicator(); | |
return _buildList(context, snapshot.data.documents); | |
}, | |
); | |
} |
import 'dart:async'; | |
import 'dart:math'; |
const RefreshIndicator({ | |
Key key, | |
@required this.child, | |
this.displacement = 40.0, | |
@required this.onRefresh, | |
this.color, | |
this.backgroundColor, | |
this.notificationPredicate = defaultScrollNotificationPredicate, | |
this.semanticsLabel, | |
this.semanticsValue, |
const RefreshIndicator({ | |
Key key, | |
@required Widget child, | |
double displacement: 40.0, | |
@required RefreshCallback onRefresh, | |
Color color, | |
Color backgroundColor, | |
ScrollNotificationPredicate | |
notificationPredicate: defaultScrollNotificationPredicate, | |
String semanticsLabel, |
FlatButton( | |
onPressed: () { | |
DatePicker.showDatePicker(context, | |
showTitleActions: true, | |
minTime: DateTime(2000, 1, 1), | |
maxTime: DateTime(2022, 12, 31), | |
onChanged: (date) {print('change $date');}, | |
onConfirm: (date) {print('confirm $date');}, | |
currentTime: DateTime.now(), locale: LocaleType.en);}, | |
child: Text('Show DateTime Picker',) |
import 'package:flutter_datetime_picker/flutter_datetime_picker.dart'; |