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:

• AlertButton for button configuration
• TAlertTheme for customizing appearance

Inheritance

• Object
• DiagnosticableTree
• Widget
• StatelessWidget
• TAlert

Available extensions

• WidgetX

Constructors

TAlert({Key? key, String? title, dynamic text, IconData? icon, AlertButton? closeButton, AlertButton? confirmButton, Color? color, TAlertTheme? theme})

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 setter, inherited

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.

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

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