DmMarkdownInput class

A markdown editor with write/preview tabs, syntax highlighting, and keyboard shortcuts.

Mirrors <el-dm-markdown-input> from the DuskMoon web elements library.

DmMarkdownInput(
  controller: myController,
  onChanged: (text) => print('Updated: $text'),
)
Inheritance

Constructors

DmMarkdownInput({Key? key, DmMarkdownInputController? controller, String? initialValue, DmMarkdownConfig config = const DmMarkdownConfig(), DmMarkdownTab initialTab = DmMarkdownTab.write, ValueChanged<String>? onChanged, ValueChanged<DmMarkdownTab>? onTabChanged, bool showLineNumbers = false, int? maxLines, int minLines = 10, bool readOnly = false, bool enabled = true, String tabLabelWrite = 'Write', String tabLabelPreview = 'Preview', bool showPreview = true, void onLinkTap(String url, String? title)?, InputDecoration? decoration, Widget? bottom, Widget? bottomLeft, Widget? bottomRight})
Creates a markdown input widget.
const

Properties

bottom Widget?
A fully custom bottom bar widget. When set, bottomLeft and bottomRight are ignored.
final
bottomLeft Widget?
Widget placed on the left side of the bottom bar.
final
bottomRight Widget?
Widget placed on the right side of the bottom bar.
final
config DmMarkdownConfig
Rendering configuration for the preview.
final
controller DmMarkdownInputController?
External controller. If null, creates an internal one.
final
decoration InputDecoration?
Custom input decoration for the editor field.
final
enabled bool
Whether the widget is enabled.
final
hashCode int
The hash code for this object.
no setterinherited
initialTab DmMarkdownTab
The initial active tab.
final
initialValue String?
Initial text value (used only when controller is null).
final
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
maxLines int?
Maximum number of visible lines in the editor.
final
minLines int
Minimum number of visible lines in the editor.
final
onChanged ValueChanged<String>?
Called when the text content changes.
final
onLinkTap → void Function(String url, String? title)?
Link tap callback in preview mode.
final
onTabChanged ValueChanged<DmMarkdownTab>?
Called when the active tab changes.
final
readOnly bool
Whether the editor is read-only (shows preview only).
final
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
showLineNumbers bool
Whether to show line numbers in the editor.
final
showPreview bool
Whether to show the preview tab. When false, only the editor is shown.
final
tabLabelPreview String
Label for the preview tab.
final
tabLabelWrite String
Label for the write tab.
final

Methods

createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() State<DmMarkdownInput>
Creates the mutable state for this widget at a given location in the tree.
override
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