IndentGuideLine class

Branch line implementation with simple vertical lines.

Displays vertical lines alongside tree nodes to indicate hierarchy levels. Does not draw horizontal connections.

Example:

TreeView(
  branchLine: BranchLine.line,
  // or with custom color:
  branchLine: IndentGuideLine(color: Colors.blue),
);

Implemented types

• BranchLine

Constructors

IndentGuideLine({Color? color})

Creates an IndentGuideLine with optional custom color.

const

Properties

color → Color?

Custom color for the line. If null, uses the theme border color.

final

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

build(BuildContext context, List<TreeNodeDepth> depth, int index) → Widget

Builds the visual representation of branch lines for a tree node.

override

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited