TAlert class

A customizable alert dialog with title, content, and action buttons.

TAlert provides a Material Design alert dialog with:

  • Optional title and icon
  • Flexible content (String or Widget)
  • Close and confirm action buttons
  • Custom theming and colors

Basic Usage

showDialog(
  context: context,
  builder: (context) => TAlert(
    title: 'Confirm Action',
    text: 'Are you sure you want to proceed?',
    icon: Icons.warning,
    color: AppColors.warning,
    closeButton: AlertButton(
      text: 'Cancel',
      onClick: () => Navigator.pop(context),
    ),
    confirmButton: AlertButton(
      text: 'Confirm',
      onClick: () {
        // Perform action
        Navigator.pop(context);
      },
    ),
  ),
);

Simple Alert

showDialog(
  context: context,
  builder: (context) => TAlert(
    title: 'Success',
    text: 'Operation completed successfully!',
    icon: Icons.check_circle,
    color: AppColors.success,
    closeButton: AlertButton(
      text: 'OK',
      onClick: () => Navigator.pop(context),
    ),
  ),
);

See also:

Inheritance
Available extensions

Constructors

TAlert({Key? key, String? title, dynamic text, IconData? icon, AlertButton? closeButton, AlertButton? confirmButton, Color? color, TAlertTheme? theme, bool progress = false, Stream<String>? progressStream})
Creates an alert dialog.
const

Properties

closeButton → AlertButton?
Configuration for the close/cancel button.
final
color → Color?
The primary color for the alert and confirm button.
final
confirmButton → AlertButton?
Configuration for the confirm/action button.
final
hashCode → int
The hash code for this object.
no setterinherited
icon → IconData?
The icon to display at the top of the dialog.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
progress → bool
Whether to show a progress indicator instead of an icon.
final
progressStream → Stream<String>?
Optional stream to update the progress text dynamically.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
text → dynamic
The content text or widget to display.
final
theme → TAlertTheme?
Custom theme for the alert dialog.
final
title → String?
The title of the alert dialog.
final

Methods

box({double minW = 0.0, double minH = 0.0, double maxW = double.infinity, double maxH = double.infinity}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a ConstrainedBox to apply layout constraints.
build(BuildContext context) → Widget
Describes the part of the user interface represented by this widget.
override
center({bool when = true}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a Center widget.
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
expanded({int flex = 1}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in an Expanded widget.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
padding([double left = 0.0, double top = 0.0, double right = 0.0, double bottom = 0.0]) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a Padding with flexible edge control.
paddingSymmetric({double h = 0.0, double v = 0.0}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a Padding with symmetric horizontal and vertical spacing.
size({double? w, double? h}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a SizedBox to apply fixed width and/or height.
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
visible(bool visible, {bool maintainState = false}) → Widget

Available on Widget, provided by the WidgetX extension

Wraps this widget in a Visibility widget.
when(bool condition) → Widget

Available on Widget, provided by the WidgetX extension

Returns this widget if condition is true, otherwise returns SizedBox.shrink(). Usage: Text('Hello').when(isVisible)

Operators

operator ==(Object other) → bool
The equality operator.
inherited