ColumnWidget class

A widget that represents a column in a Kanban board.

Handles the display of tasks, drag-and-drop operations, and column-specific actions like adding tasks and clearing completed tasks.

Inheritance

Constructors

ColumnWidget({Key? key, required KanbanColumn column, required KanbanColumnTheme theme, dynamic onAddTask()?, dynamic onReorderedTask(KanbanColumn column, int oldIndex, int newIndex)?, dynamic onTaskDropped(KanbanColumn source, int sourceIndex, KanbanColumn destination, [int? destinationIndex])?, dynamic onDeleteTask(KanbanColumn column, int index)?, dynamic onEditTask(KanbanColumn column, int index, String initialTitle, String initialSubtitle)?, dynamic onClearDone()?, double? mobileMaxHeight = KanbanColumnLayout.defaultMobileMaxHeight})
Creates a ColumnWidget with the given parameters.
const

Properties

column → KanbanColumn
The column data to display.
final
hashCode → int
The hash code for this object.
no setterinherited
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
mobileMaxHeight → double?
Maximum height for the column when displayed on mobile Only applied when the column is in a vertical layout
final
onAddTask → dynamic Function()?
Callback when the add task button is pressed.
final
onClearDone → dynamic Function()?
Callback when the clear all done tasks button is pressed.
final
onDeleteTask → dynamic Function(KanbanColumn column, int index)?
Callback when a task's delete button is pressed.
final
onEditTask → dynamic Function(KanbanColumn column, int index, String initialTitle, String initialSubtitle)?
Callback when a task's edit button is pressed.
final
onReorderedTask → dynamic Function(KanbanColumn column, int oldIndex, int newIndex)?
Callback when a task is reordered within the column.
final
onTaskDropped → dynamic Function(KanbanColumn source, int sourceIndex, KanbanColumn destination, [int? destinationIndex])?
Callback when a task is dropped into this column.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
theme → KanbanColumnTheme
Theme configuration for the column.
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