refresh_state
refresh_state provides state-management solution by eliminating redundant code, helps speed-up the development process
Installation
Add refresh_state to your project’s pubspec.yaml:
Refresher provides builder & listener, has id which will be used to refresh the state.
Refresher
Refresher<int>(
id: 'abc',
initialData: 0,
initialState: AppState.blue,
listener: (state, data) {
if (kDebugMode) {
print('listening $state $data');
}
},
builder: (context, state, data) {
return Center(
child: CircleAvatar(
radius: 30,
backgroundColor: state == AppState.red
? Colors.red
: state == AppState.green
? Colors.green
: Colors.blue,
child: Text(
'$data',
style: const TextStyle(
fontSize: 18,
fontWeight: FontWeight.w500,
color: Colors.white),
),
));
},
)
parameters
id:
id will be used to identify refresher, multiple Refresher can have same id, but if given then all the Refreshers with same id will be notified
initialData:
initialData will be initial-data given in builder.
initialState:
initialState will be initial-state given in builder.
listener:
listener will be called when refresh is called.
builder:
builder will be called when refresh is called.
child:
if only want to listen use child instead of builder, builder and child can not be used together
Call refresh function with ID from anywhere in the app to notify Refresher.
refresh
refresh('abc', (state) {
if (state == AppState.blue) {
return AppState.red;
} else if (state == AppState.red) {
return AppState.green;
} else {
return AppState.blue;
}
});
parameters
id:
id will be used to identify refresher, multiple Refresher can have same id, but if given then all the Refreshers with same id will be notified.
state-callback
state-callback will have old-state in argument, and new-state will be returned.
data-callback
data-callback will have old-data in argument, and new-data will be returned.
Guideline for contributors
Contribution towards our repository is always welcome, we request contributors to create a pull request to the develop branch only.
LICENSE!
refresh_state is MIT-licensed.
