utils library

Classes

DisposableController: Base class for controllers that need to manage their lifecycle.
Disposer
ImmediateValueNotifier<T>: A value notifier that calls each listener immediately when registered.
ImmutableList<T>: Wrapper for a list that prevents any modification of the list's content.
ListValueNotifier<T>: A ChangeNotifier that holds a list of data.

AutoDisposeControllerMixin: Mixin to simplifying managing the lifetime of listeners used by a DisposableController.
AutoDisposeMixin<T extends StatefulWidget>: Mixin to simplifying managing the lifetime of listeners used by a StatefulWidget.
DisposerMixin: Provides functionality to simplify listening to streams and ValueNotifiers, and disposing FocusNodes.

defaultEpsilon → const double: A small double value, used to ensure that comparisons between double are valid.
tooltipWait → const Duration
tooltipWaitExtraLong → const Duration
tooltipWaitLong → const Duration

degToRad(num deg) → double
equalsWithinEpsilon(double a, double b) → bool
getWebUrl() → String?: Gets the URL from the browser.
isPrivateMember(String member) → bool
launchUrl(String url, {void onError()?}) → Future<void>: Launches url in the browser.
loadQueryParams() → Map<String, String>
parseCssHexColor(String input) → Color: Parses a 3 or 6 digit CSS Hex Color into a dart:ui Color.
pluralize(String word, int count, {String? plural}) → String: Pluralizes a word, following english rules (1, many).
removeGlobal(Type clazz) → void
setGlobal(Type clazz, Object instance) → void
sortFieldsByName(String a, String b) → int: Public properties first, then sort alphabetically
toCssHexColor(Color color) → String: Converts a dart:ui Color into #RRGGBBAA format for use in CSS.
updateQueryParameter(String key, String? value, {bool reload = false}) → void: Updates the query parameter with key to the new value, and optionally reloads the page when reload is true.
webRedirect(String url) → void: Performs a web redirect using window.location.replace().
whenValueNonNull<T>(ValueListenable<T> listenable, {Duration? timeout}) → Future<T>