KeyCell class
A single key cell used in the OnScreenKeyPad.
This widget represents a numeric key or special function key (e.g., backspace).
- Inheritance
Constructors
- KeyCell({Key? key, bool enableHapticFeedback = false, EdgeInsets? keyPadding, required BoxShape keyShape, Color? splashColor, Color? highlightColor, Color? backgroundColor, void onTap(String)?, required String value, TextStyle? style, HapticFeedbackType? hapticFeedbackType})
-
Creates a standard numeric key.
const
- KeyCell.withChild({Key? key, bool enableHapticFeedback = false, EdgeInsets? keyPadding, required BoxShape keyShape, Color? splashColor, Color? highlightColor, Color? backgroundColor, void onTap(String)?, Widget? child, required String value, TextStyle? style, HapticFeedbackType? hapticFeedbackType})
-
Creates a key with a custom child widget (e.g., an icon).
const
Properties
- backgroundColor → Color?
-
Background color of the key.
final
- child → Widget?
-
Optional child widget inside the key (e.g., an icon).
final
- enableHapticFeedback → bool
-
Enables or disables haptic feedback.
final
- hapticFeedbackType → HapticFeedbackType?
-
Type of haptic feedback to apply when the key is pressed.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- highlightColor → Color?
-
Highlight color effect on tap.
final
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- keyPadding → EdgeInsets?
-
Padding around the key.
final
- keyShape → BoxShape
-
The shape of the key (rectangle or circle).
final
- onTap → void Function(String)?
-
Callback triggered when the key is tapped.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- splashColor → Color?
-
Splash color effect on tap.
final
- style → TextStyle?
-
Text style for the key value.
final
- value → String
-
The text value of the key.
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