BlockContent class

Constructors

BlockContent({List<RichTextObject> richText = const [], String? language, bool? checked, String? icon, String? color, String? url, String? caption, String? altText, String? embedUrl, List<List<RichTextObject>> cells = const [], String? expression})

Returns a new BlockContent instance.

Properties

altText ↔ String?

Screen-reader description for media blocks. Distinct from caption (visible to readers) — required for accessible notes when the image conveys meaning.

getter/setter pair

caption ↔ String?

Visible caption for media blocks.

getter/setter pair

cells ↔ List<List<RichTextObject>>

2D rich-text grid for table and table_row blocks.

getter/setter pair

checked ↔ bool?

Toggle state for to_do blocks.

getter/setter pair

color ↔ String?

Theme color for callout blocks.

getter/setter pair

embedUrl ↔ String?

Source URL for embed blocks.

getter/setter pair

expression ↔ String?

TeX/MathJax expression for equation blocks.

getter/setter pair

hashCode → int

The hash code for this object.

no setter, override

icon ↔ String?

Emoji or short string for callout blocks.

getter/setter pair

language ↔ String?

Programming language for code blocks.

getter/setter pair

richText ↔ List<RichTextObject>

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

url ↔ String?

Source URL for image, video, file blocks.

getter/setter pair

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toJson() → Map<String, dynamic>

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

override

Static Methods

fromJson(dynamic value) → BlockContent?

Returns a new BlockContent instance and imports its values from value if it's a Map, null otherwise.

listFromJson(dynamic json, {bool growable = false}) → List<BlockContent>

mapFromJson(dynamic json) → Map<String, BlockContent>

mapListFromJson(dynamic json, {bool growable = false}) → Map<String, List<BlockContent>>

Constants

requiredKeys → const Set<String>

The list of required keys that must be present in a JSON.