AppButton class Core Presentation Field-UX
Botón primario de la aplicación con soporte para estados loading, disabled, y variantes primary/secondary.
Field-UX Optimizations:
- Touch target: 56px mínimo (Material Design compliance)
- Alto contrasto (#135BEC primary) para visibilidad en exteriores
- Sombras pronunciadas para affordance táctil
- Estados visuales claros (loading, disabled) para trabajo sin mirar
Uso básico:
AppButton(
text: 'Guardar Proyecto',
onPressed: () => _saveProject(),
)
Con estado loading:
AppButton(
text: 'Calculando...',
isLoading: true,
onPressed: null, // Auto-disabled durante loading
)
Botón secundario (outline):
AppButton(
text: 'Cancelar',
isSecondary: true,
onPressed: () => Navigator.pop(context),
)
Con icono:
AppButton(
text: 'Exportar PDF',
icon: Ionicons.download_outline,
onPressed: () => _exportToPdf(),
)
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- AppButton
Constructors
Properties
- backgroundColor → Color?
-
Color de fondo customizado (opcional).
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- icon → IconData?
-
Icono opcional a la izquierda del texto.
final
- isLoading → bool
-
Si
true, muestra un CircularProgressIndicator y deshabilita el botón.final - isSecondary → bool
-
Si
true, usa estilo secondary (transparente con borde).final - key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- onPressed → VoidCallback?
-
Callback ejecutado al presionar.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- text → String
-
Texto visible en el botón.
final
- textColor → Color?
-
Color del texto customizado (opcional).
final
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
override
-
createElement(
) → StatelessElement -
Creates a StatelessElement to manage this widget's location in the tree.
inherited
-
debugDescribeChildren(
) → List< DiagnosticsNode> -
Returns a list of DiagnosticsNode objects describing this node's
children.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toDiagnosticsNode(
{String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode -
Returns a debug representation of the object that is used by debugging
tools and by DiagnosticsNode.toStringDeep.
inherited
-
toString(
{DiagnosticLevel minLevel = DiagnosticLevel.info}) → String -
A string representation of this object.
inherited
-
toStringDeep(
{String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) → String -
Returns a string representation of this node and its descendants.
inherited
-
toStringShallow(
{String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String -
Returns a one-line detailed description of the object.
inherited
-
toStringShort(
) → String -
A short, textual description of this widget.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited